.roboto-text {
  font-family: "Roboto", sans-serif;
  font-optical-sizing: auto;
  font-weight: normal;
  font-style: normal;
  font-variation-settings: "wdth" 100;
}

:root {
  --color-light: #ffffff;
  --color-light-shade: #fafffd;
  --color-dark: #000000;
  --color-primary: rgba(155, 0, 0, 1);
  --color-primary-shade: rgba(155, 0, 0, 1);

  /* Modern Typography Scale */
  --font-size-xs: 0.75rem; /* 12px */
  --font-size-sm: 0.875rem; /* 14px */
  --font-size-base: 1rem; /* 16px */
  --font-size-lg: 1.125rem; /* 18px */
  --font-size-xl: 1.25rem; /* 20px */
  --font-size-2xl: 1.5rem; /* 24px */
  --font-size-3xl: 1.875rem; /* 30px */
  --font-size-4xl: 2.25rem; /* 36px */
  --font-size-5xl: 3rem; /* 48px */

  /* Line Heights */
  --line-height-tight: 1.25;
  --line-height-snug: 1.375;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.625;

  /* Font Weights */
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* Spacing Scale */
  --space-xs: 0.25rem; /* 4px */
  --space-sm: 0.5rem; /* 8px */
  --space-md: 1rem; /* 16px */
  --space-lg: 1.5rem; /* 24px */
  --space-xl: 2rem; /* 32px */
  --space-2xl: 3rem; /* 48px */
  --space-3xl: 4rem; /* 64px */
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--color-light-shade);
  color: var(--color-dark);
  line-height: var(--line-height-relaxed);
  font-family: "Roboto", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  font-weight: var(--font-weight-normal);
  font-size: var(--font-size-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

.hero {
  display: flex;
  background-image: url("images/1.webp");
  background-color: rgba(0, 0, 0, 0.5);
  background-blend-mode: darken;
  height: 100vh;
  width: auto;
  align-self: center;
  background-repeat: no-repeat;
  background-size: cover;
  background-attachment: fixed;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    135deg,
    rgba(0, 0, 0, 0.3) 0%,
    rgba(0, 0, 0, 0.1) 100%
  );
  z-index: 1;
}

.hero-text {
  position: relative;
  z-index: 2;
  text-align: right;
  color: var(--color-light);
}

h1,
h3,
h4,
h5,
h6 {
  font-family: "libre-franklin", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
  margin: 0 0 var(--space-lg) 0;
  letter-spacing: -0.025em;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

h1.fade-in,
h2.fade-in,
h3.fade-in,
h4.fade-in,
h5.fade-in,
h6.fade-in {
  opacity: 1;
  transform: translateY(0);
}

h1 {
  font-size: var(--font-size-5xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-2xl);
}

h2 {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-xl);
}

h3 {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--space-lg);
}

a {
  color: currentColor;
}

body p {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-lg);
  color: #374151;
}

@media (max-width: 768px) {
  h1 {
    font-size: var(--font-size-3xl);
  }

  h2 {
    font-size: var(--font-size-2xl);
    line-height: var(--line-height-snug);
  }
}
#about {
  text-align: left;
  padding: 6vw 5%;
  color: var(--color-light);
  background-color: var(--color-primary);
}

#about p {
  font-size: var(--font-size-xl);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-xl);
  color: var(--color-light);
}

#contact-page {
  text-align: left;
  padding: 12vw 5%;
  color: var(--color-light);
  background-color: var(--color-primary);
}

.about,
.contact-page {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

@media (max-width: 768px) {
  #contact-page {
    padding: 24vw 5%;
  }
}

/* CAROUSEL*/
.carousel-container {
  position: relative;
  width: 100%;
  overflow: hidden;
  padding: 2rem 0;
}

.carousel-track {
  padding-left: 5%;
  padding-right: 5%;
  display: flex;
  transition: transform 0.5s ease;
}

.card {
  flex: 0 0 calc((100% / 3) - 20px);
  margin-right: 20px;
  background: white;
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  text-align: left;
  box-sizing: border-box;
  transition: box-shadow 0.3s ease;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 600px;
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(
    90deg,
    var(--color-primary),
    #ff6b6b,
    var(--color-primary)
  );
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.card:hover {
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
}

.card:hover::before {
  transform: scaleX(1);
}

.card-content {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding-bottom: 1em;
}

.card-image, .card-image-alt {
  width: 100%;
  height: 300px;
  padding: 1em 0 1em 0;
  border-radius: 8px;
  object-fit: cover;
  object-position: center;
}
.card-image{
  display: initial;
}
.card-image-alt{
  display: none;
}

.card-header {
  font-family: "libre-franklin", sans-serif;
  font-weight: 600;
  font-size: 1.3rem;
  padding: 1em 0;
  transition: color 0.3s ease;
}

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

.card-description {
  padding: 1em 0 1em 0;
  flex: 1;
}

.card-button {
  background: black;
  font-family: "libre-franklin", sans-serif;
  font-style: normal;
  text-align: center;
  color: white;
  font-size: 1rem;
  border: none;
  font-weight: 600;
  border-radius: 20px;
  padding: 15px;
  width: 15vw;
  margin: 0 auto;
  margin-top: auto;
  position: relative;
  overflow: hidden;
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  flex-shrink: 0;
}

.card-button::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: left 0.5s ease;
}

.card-button:hover {
  background: var(--color-primary);
  box-shadow: 0 8px 25px rgba(155, 0, 0, 0.3);
}

.card-button:hover::before {
  left: 100%;
}

.card-button:active {
  background: var(--color-primary);
  box-shadow: 0 4px 15px rgba(155, 0, 0, 0.4);
  transition: all 0.1s ease;
}

/* 📱 Mobile: show 1 card only */
@media (max-width: 768px) {
  .card {
    flex: 0 0 100%;
    margin-right: 10px;
    height: auto;
    min-height: 500px;
  }

  .card-button {
    width: 32vw;
  }

.card-image{
  display: none;
}
.card-image-alt{
  display: initial;
}
}

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(155, 0, 0, 0.6);
  color: white;
  border: none;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  cursor: pointer;
  z-index: 10;
  transition: opacity 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.carousel-btn:hover:not(:disabled) {
  background: rgba(0, 0, 0, 0.8);
}

.carousel-btn:disabled {
  opacity: 0.3;
  cursor: default;
  pointer-events: none;
}

.prev {
  left: 10px;
}

.next {
  right: 10px;
}

/* 📱 Mobile: smaller buttons */
@media (max-width: 768px) {
  .carousel-btn {
    width: 40px;
    height: 40px;
    font-size: 14px;
  }
}

/* END CAROUSEL*/

#customer {
  color: var(--color-light);
  background-image: url(images/2.webp);
  background-repeat: no-repeat;
  background-size: cover;
  padding: 12vw 5%;
  background-color: rgba(0, 0, 0, 0.5);
  background-blend-mode: darken;
  text-align: center;
}

#customer h2 {
  text-align: center;
}

@media (max-width: 768px) {
  h2 {
    font-size: 1.5rem;
    line-height: 1.5;
  }
}

:focus {
  outline: none;
}

main:focus {
  outline: none;
}

@media only screen and (max-width: 768px) {
  .hero {
    height: 50vh;
  }

  section div {
    width: 100%;
  }
}

/* ISO Certificates*/

#iso-certificates {
  background: #f0f0f0;
  padding: 100px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.certificate {
  width: 100%;
  max-width: 900px;
  padding: 50px;
}

/* END ISO Certificates*/

/* Accordion / Services Page */
.hero-services {
  display: flex;
  background-image: url("images/3.webp");
  background-color: rgba(0, 0, 0, 0.5);
  background-blend-mode: darken;
  height: 100vh;
  width: auto;
  align-self: center;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: bottom;
  background-attachment: fixed;
  align-items: center;
  justify-content: center;
}

.hero-services h1 {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.hero-services.fade-in h1 {
  opacity: 1;
  transform: translateY(0);
}

.service-container {
  padding: 6vw;
}

.container {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 40px;
  max-width: 900px;
  margin: auto;
}

.section-title {
  font-family: "libre-franklin", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-4xl);
  line-height: var(--line-height-tight);
  padding-right: var(--space-xl);
  text-align: left;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Accordion */
.accordion {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.accordion-item {
  background: white;
  border-bottom: 2px solid;
  overflow: hidden;
}

.accordion-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 15px 20px 0px;
  cursor: pointer;
  font-weight: bold;
  transition: background 0.3s;
}

.accordion-header:hover {
  background: #f0f0f0;
}

.accordion-header span {
  transition: transform 0.3s;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-medium);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  padding: 0 var(--space-xl) 0 0;
  transition: max-height 0.3s ease, padding 0.3s ease;
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
  color: #4a5568;
}

.accordion-item.active .accordion-content {
  max-height: 300px;
  padding: var(--space-xl) var(--space-lg) var(--space-xl) 0;
}

.accordion-item.active .accordion-header span {
  transform: rotate(45deg);
  color: var(--color-primary);
}

/* Responsive */
@media (max-width: 768px) {
  .container {
    grid-template-columns: 1fr;
  }

  .section-title {
    text-align: left;
    border-right: none;
    border-bottom: 2px solid #ddd;
    padding-bottom: 10px;
  }
}

@media only screen and (max-width: 768px) {
  .container {
    padding: 20px 15px;
  }

  .hero-services {
    height: 50vh;
  }
}

/* END Accordion / Services Page */

/* FOOTER*/

footer {
  width: 100%;
  bottom: 0;
  background-color: var(--color-primary-shade);
  flex-wrap: wrap;
  display: flex;
  align-content: center;
  justify-content: center;
  font-family: "libre-franklin", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  font-weight: var(--font-weight-medium);
}

footer ul {
  list-style-type: none;
  display: flex;
  justify-content: space-evenly;
  width: 100%;
  padding: 0;
}

footer ul li {
  font-weight: 600;
  text-decoration: none;
  align-content: center;
  color: var(--color-light-shade);
}

footer img {
  display: inline-block;
  vertical-align: bottom;
}

a {
  text-decoration: none;
}

footer p {
  font-size: var(--font-size-lg);
  text-align: center;
  color: var(--color-light-shade);
  line-height: var(--line-height-normal);
}

@media only screen and (max-width: 768px) {
  footer ul {
    flex-wrap: wrap;
    flex-direction: column;
    align-content: center;
  }

  footer ul li {
    padding: 0.5em;
  }
}

/* END FOOTER*/

/*NAVIGATION BAR*/

.skip-link {
  display: inline-block;
  padding: 0.7rem 1rem 0.5rem 1rem;
  background: var(--color-light);
  color: var(--color-primary-shade);
  text-decoration: none;
  font-weight: 700;
  text-transform: uppercase;
  position: absolute;
  top: 1rem;
  left: 1rem;
}

.skip-link:hover {
  background: var(--color-dark);
  color: var(--color-light-shade);
}

.skip-link:not(:focus) {
  border: 0;
  clip: rect(0 0 0 0);
  height: auto;
  margin: 0;
  overflow: hidden;
  padding: 0;
  position: absolute;
  width: 1px;
  white-space: nowrap;
}

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

.flow > * + * {
  margin-top: var(--flow-space, 1em);
}

.site-head {
  padding: 0.6rem 5%;
  background: var(--color-primary);
  border-top: 5px solid var(--color-primary);
  border-bottom: 5px solid var(--color-primary-shade);
  color: var(--color-light);
  line-height: 1.1;
  position: fixed;
  width: 100%;
  z-index: 11;
}

.site-head :focus {
  outline-color: var(--color-light);
}

.site-head__inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0 1rem;
}

.site-head__brand {
  display: block;
  width: 10rem;
}

.navigation ul {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.3rem 0.8rem;
  padding: 0;
  font-size: 1.2rem;
}

.navigation li {
  margin: 0.1rem;
}

.navigation a {
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-base);
  text-decoration: none;
  color: currentColor;
  padding: var(--space-sm) var(--space-md);
  border-radius: 8px;
  transition: all 0.2s ease;
}

.navigation a:hover {
  color: var(--color-light);
  background: rgba(240, 240, 240, 0.25);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn:hover {
  background-color: var(--color-dark);
}

.burger-menu__trigger {
  display: none;
}

.burger-menu__bar,
.burger-menu__bar::before,
.burger-menu__bar::after {
  display: block;
  width: 24px;
  height: 3px;
  background: var(--color-light);
  border: 1px solid var(--color-light);
  position: absolute;
  border-radius: 3px;
  left: 50%;
  margin-left: -12px;
  transition: transform 350ms ease-in-out;
}

.burger-menu__bar {
  top: 50%;
  transform: translateY(-50%);
}

.burger-menu__bar::before,
.burger-menu__bar::after {
  content: "";
}

.burger-menu__bar::before {
  top: -8px;
}

.burger-menu__bar::after {
  bottom: -8px;
}

.burger-menu[enabled="true"] .burger-menu__trigger {
  display: block;
  width: 2rem;
  height: 2rem;
  position: relative;
  z-index: 1;
  background: transparent;
  border: none;
  cursor: pointer;
}

.burger-menu[enabled="true"] .burger-menu__panel {
  position: absolute;
  top: 0;
  left: 0;
  padding: 5rem 1.5rem 2rem 1.5rem;
  width: 100%;
  height: 100vh;
  visibility: hidden;
  opacity: 0;
  background: var(--color-primary-shade);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.burger-menu[enabled="true"] .navigation ul {
  display: block;
}

.burger-menu[enabled="true"] .navigation ul > * + * {
  margin-top: 2rem;
}

.burger-menu[enabled="true"] .navigation li {
  font-size: 1.5rem;
}

.burger-menu[enabled="true"][status="open"] .burger-menu__panel {
  visibility: visible;
  opacity: 1;
  transition: opacity 400ms ease;
}

.burger-menu[enabled="true"][status="closed"] .burger-menu__panel > * {
  opacity: 0;
  transform: translateY(5rem);
}

.burger-menu[enabled="true"][status="open"] .burger-menu__panel > * {
  transform: translateY(0);
  opacity: 1;
  transition: transform 500ms cubic-bezier(0.17, 0.67, 0, 0.87) 300ms,
    opacity 500ms ease 300ms;
}

.burger-menu[enabled="true"][status="open"] .burger-menu__bar::before {
  top: 0;
  transform: rotate(45deg);
}

.burger-menu[enabled="true"][status="open"] .burger-menu__bar::after {
  top: 0;
  transform: rotate(-45deg);
}

.burger-menu[enabled="true"][status="open"] .burger-menu__bar {
  background: transparent;
  border-color: transparent;
  transform: rotate(180deg);
}

/* END NAVIGATION BAR*/