@font-face {
    font-family: "Noto Sans";
    src: url("fonts/Noto_Sans/NotoSans-Light.ttf") format("truetype");
    font-weight: 300;
    font-style: normal;
}

@font-face {
    font-family: "Noto Sans";
    src: url("fonts/Noto_Sans/NotoSans-Regular.ttf") format("truetype");
    font-weight: 400;
    font-style: normal;
}

@font-face {
    font-family: "Noto Sans";
    src: url("fonts/Noto_Sans/NotoSans-Bold.ttf") format("truetype");
    font-weight: 700;
    font-style: normal;
}

:root {
  --briefzeit-bg-content:#fffff0;
  --briefzeit-bg-global:#fffacd;

  --briefzeit-yellow: rgb(255,185,15);
  --briefzeit-yellow-light: rgba(255,185,15,.75);
  --briefzeit-green: #4f8f3a;
  --briefzeit-green-dark: #2f6f2a;
  --briefzeit-text: #000;
  --briefzeit-border: rgba(255,185,15,.75);
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--briefzeit-bg-global);
  color: var(--briefzeit-text);
  font-family: "Noto Sans", Arial, sans-serif;
  font-weight:300;
  font-size: 1.15rem;
  line-height: 1.6;
}

a {
  color: var(--briefzeit-green-dark);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

a:hover,
a:focus {
  color: var(--briefzeit-yellow);
}

.site-wrapper {
  max-width: 1200px;
  min-height: 100vh;
  margin: 0 auto;
  background: var(--briefzeit-bg-content);
  box-shadow: 0 0 24px rgba(0, 0, 0, 0.08);
}

.site-header {
  background: #fff;
}

.brand-link {
  align-items: center;
  gap: 0.75rem;
  color: var(--briefzeit-yellow);
  font-size: 2.25rem;
  font-weight: 400;
  letter-spacing: 0.5rem;
  text-decoration: none;
}

.brand-link span {
  display:block;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: auto;
  height: 44px;
  color: #000;
  font-size: 1.4rem;
  font-weight: 300;
  line-height: 1.5;
  letter-spacing:0.1rem;
  margin-bottom:0.10rem;
}

.menu-toggle {
  display: inline-flex;
  width: 46px;
  height: 42px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  border: 2px solid var(--briefzeit-green);
  border-radius: 8px;
  background: #fff;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  border-radius: 2px;
  background: var(--briefzeit-green-dark);
  transition: transform 180ms ease, opacity 180ms ease;
}

.menu-toggle.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle.is-open span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.hero-image img {
  display: block;
  width: 100%;
  object-fit: cover;
  object-position: center;
}

.site-navigation {
  background: var(--briefzeit-bg-content);
}

.desktop-menu,
.desktop-submenu,
.mobile-menu,
.mobile-submenu {
  margin: 0;
  padding: 0;
  list-style: none;
}

.desktop-menu {
  display: flex;
  align-items: stretch;
  justify-content: center;
  flex-wrap: wrap;
}

.desktop-menu > li {
  position: relative;
}

.desktop-menu > li > a {
  display: flex;
  align-items: center;
  min-height: 54px;
  padding: 0.85rem 1.05rem;
  color: var(--briefzeit-text);
  font-weight: 300;
  text-decoration: none;
  transition: background-color 180ms ease, color 180ms ease;
}

.desktop-menu > li:hover > a,
.desktop-menu > li:focus-within > a,
.desktop-menu > li > a.active {
  background: var(--briefzeit-yellow);
  color: #fff;
}

.desktop-submenu {
  position: absolute;
  z-index: 10;
  top: 100%;
  left: 0;
  min-width: 220px;
  padding: 0.45rem 0;
  background: #fff;
  border: 1px solid var(--briefzeit-border);
  box-shadow: 0 14px 24px rgba(0, 0, 0, 0.14);
  opacity: 0;
  transform: translateY(-10px);
  visibility: hidden;
  transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
}

.has-submenu:hover .desktop-submenu,
.has-submenu:focus-within .desktop-submenu {
  opacity: 1;
  transform: translateY(0);
  visibility: visible;
}

.desktop-submenu a {
  display: block;
  padding: 0.7rem 1rem;
  color: var(--briefzeit-text);
  text-decoration: none;
  white-space: nowrap;
}

.desktop-submenu a:hover,
.desktop-submenu a:focus,
.desktop-submenu a.active {
  background: var(--briefzeit-bg-content);
  color: var(--briefzeit-yellow);
}

.mobile-nav {
  max-height: 0;
  overflow: hidden;
  border-top: 0 solid transparent;
  transition: max-height 240ms ease, border-color 180ms ease;
}

.mobile-nav.is-open {
  max-height: 900px;
  border-top: 1px solid var(--briefzeit-border);
}

.mobile-menu {
  padding: 0.0rem 0 1rem;
}

.mobile-menu a,
.mobile-menu summary {
  display: block;
  padding: 0.8rem 0;
  color: var(--briefzeit-text);
  font-weight: 500;
  text-decoration: none;
}

.mobile-menu a.active {
  color: var(--briefzeit-yellow-light);
}

.mobile-menu details {
  border-top: 1px solid var(--briefzeit-border);
}

.mobile-menu details:first-child {
  border-top: 0;
}

.mobile-menu summary {
  cursor: pointer;
}

.mobile-submenu {
  padding: 0 0 0.35rem 1rem;
}

.mobile-submenu a {
  padding: 0.55rem 0;
  font-weight: 400;
}

.content-section {
  background: #fff;
}

.content-section h1 {
  color: var(--briefzeit-green-dark);
  font-weight: 400;
  font-size:1.5rem;
}

.content-section h2 {
  color: var(--briefzeit-yellow-light);
  font-weight: 400;
}

.figure-caption {
  font-size:0.8rem;
}

main ul li {
  margin-bottom:1.0rem;
}

main img {
  width:100%;
}

.blockquote {
  font-size: 0.9rem;
}

.blockquote-footer::before {
  content: "";
}

.blockquote-footer {
  margin-bottom:0;
}

.text-padding {
  padding-left:10rem;
  padding-right:10rem;
}

.quote-padding {
  padding-left:20rem;
  padding-right:10rem;
}

.text-panel {
  border-left: 5px solid var(--briefzeit-yellow);
  padding-left: 1rem;
}
.card {
  border-color:var(--briefzeit-yellow);
  margin-bottom:1.0rem;
}

.card .card-footer {
  background:none;
  font-size:1.0rem;
  line-height:1.1rem;
  font-weight:700;
}

.card-footer {
  border-top: 1px solid var(--briefzeit-border);
}

.contact-form .form-control,
.contact-form .form-check-input {
  border-color: var(--briefzeit-border);
  border-radius: 8px;
}

.contact-form .form-control:focus,
.contact-form .form-check-input:focus {
  border-color: var(--briefzeit-green);
  box-shadow: 0 0 0 0.2rem rgba(79, 143, 58, 0.2);
}

.btn-briefzeit {
  --bs-btn-color: #fff;
  --bs-btn-bg: var(--briefzeit-yellow);
  --bs-btn-border-color: var(--briefzeit-yellow);
  --bs-btn-hover-color: #fff;
  --bs-btn-hover-bg: var(--briefzeit-yellow-light);
  --bs-btn-hover-border-color: var(--briefzeit-yellow-light);
  --bs-btn-focus-shadow-rgb: 242, 140, 40;
  --bs-btn-active-color: #fff;
  --bs-btn-active-bg: var(--briefzeit-yellow-light);
  --bs-btn-active-border-color: var(--briefzeit-yellow-light);
  border-radius: 8px;
  font-weight: 700;
}

.form-feedback {
  display: none;
}

.form-feedback.is-visible {
  display: block;
}

.site-footer {
  background: var(--briefzeit-green-dark);
  color: #fff;
  font-size:0.9rem;
}

.site-footer a {
  color: #fff;
  font-weight: 400;
  font-size:0.9rem;
  text-decoration:none;
}

.site-footer a:hover {
  text-decoration:underline;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  justify-content: flex-start;
}

@media (max-width: 768px) {
  .text-padding {
    padding-left:1rem;
    padding-right:1rem;
  }
  .quote-padding {
    padding-left:2rem;
    padding-right:1rem;
  }
}

@media (min-width: 768px) {
  .footer-links {
    justify-content: flex-end;
  }
}

@media (max-width: 959px) {
  .brand-mark {
    font-size:1.25rem;
    margin-bottom:0.75rem;
  }
  .site-footer {
    font-size:0.8rem;
  }
  .site-footer a {
    font-size:0.8rem;
  }
}

@media (max-width: 575.98px) {
  .brand-mark {
    height: 46px;
    font-size:1.1rem;
  }

  .brand-link {
    gap: 0.5rem;
  }

  .hero-image img {
    height: 240px;
  }
}