@import url("https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,100..900;1,100..900&family=Roboto+Mono:ital,wght@0,100..700;1,100..700&display=swap");

html {
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

:root {
  --font-sans: "Montserrat", sans-serif;
  --font-mono: "Roboto Mono", monospace;
  --color-black: #000;
  --color-dg: #202020;
  --color-mga: #454545;
  --color-mgb: #606060;
  --color-mgc: #808080;
  --color-mgd: #b0b0b0;
  --color-mde: #d0d0d0;
  --color-lg: #dddddd;
  --color-white: #fff;
  --h1-size: clamp(1.6rem, calc(1.8rem + 1vw), 2.8rem);
  --h2-size: clamp(0.8rem, calc(1rem + 1vw), 1.25rem);
  --h3-size: clamp(0.8rem, calc(1rem + 1vw), 1.2rem);
  --p-size: clamp(0.5rem, calc(0.9rem + 1vw), 1.1rem);
  --auto-center: 0 auto;
}

/* Body Styles */
body {
  font-family: var(--font-sans);
  overflow-x: hidden;
  font-size: var(--h3-size);
  line-height: var(--h2-size);
  padding: 3rem 0rem;
  background-color: var(--color-black);
  color: var(--color-white);
  display: block;
  margin: var(--auto-center);
  width: 65vw;
}

/* Header Styles */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 2rem 3rem;
  background: var(--color-black);
  color: var(--color-white);
  transition: opacity 0.75s ease;
  z-index: 1000;
}

header.hidden {
  opacity: 0;
}

header:hover {
  transform: translateY(0);
  opacity: 1;
  background: var(--color-black);
}

.header-left,
.header-right {
  font-size: 0.9rem;
}

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

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

.mail-a {
  color: var(--color-white);
  text-decoration: none;
}

/* Body / Main */
video {
  width: 24vw;
  display: block;
  margin: 8rem auto 5rem auto;
}

h1 {
  text-align: center;
  font-size: calc(var(--h1-size) + 1rem);
  margin: 3rem auto;
}

h2 {
  font-size: var(--h2-size);
  margin: 0;
}

.sub-title {
  font-size: var(--h1-size);
  margin: 0;
  text-align: center;
  font-weight: 400;
  letter-spacing: 2px;
}

p {
  padding: 1rem 2.3rem;
  font-size: var(--p-size);
}

.accordion_content {
  font-size: var(--p-size);
  line-height: var(--h2-size);
  color: var(--muted);
  margin: 0;
  padding: 0;
}

.container {
  max-width: 65vw;
  margin: 3rem auto;
  padding: 0;
}

.center {
  text-align: center;
}

/* Accordion Styles */
.accordion {
  overflow: hidden;
  display: block;
  width: 65vw;
  margin: 8rem auto 15rem auto;
  padding: 0rem;
}

/* Item */
.accordion__item {
  border-bottom: 0.5px solid var(--color-dg);
}

/* Header/Trigger */
.accordion__header {
  margin: 0;
}

.accordion__trigger {
  -webkit-tap-highlight-color: transparent;
  appearance: none;
  background: transparent;
  border: 0;
  width: 100%;
  text-align: left;
  padding: 1rem 2rem 1rem 2rem;
  color: inherit;
  cursor: pointer;
  font-size: var(--h3-size);
  line-height: 1.3;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 1rem;
  position: relative;
}

.accordion__trigger:hover,
.accordion__trigger:focus-visible {
  background: rgba(255, 255, 255, 0.05);
  outline: none;
}

.accordion__trigger::after {
  position: absolute;
}

/* + / o */
.accordion__icon::before {
  content: "+";
  justify-self: end;
  color: var(--color-white);
  font-weight: 600;
  font-size: var(--h2-size);
}

.accordion__trigger[aria-expanded="true"] .accordion__icon::before {
  content: "o";
}

/* Panel (height animation) */
.accordion__panel {
  overflow: clip;
  block-size: 0;
  transition: block-size 260ms ease;
  border-top: 1px solid transparent;
}

.accordion__panel[hidden] {
  display: block;
  block-size: 0;
}

.accordion__panel-inner {
  padding: 3rem 4rem;
  margin: -1rem auto 4rem;
  color: var(--color-white);
  background: var(--color-black);
  font-size: var(--p-size);
}

/* Content Styling */
/* Image Styles */
#intro_logo {
  width: 50vw;
  display: block;
  margin: 0 auto 2rem auto;
}

.img_single {
  width: 50vw;
  display: block;
  margin: 0 auto 2rem auto;
  overflow: hidden;
  text-align: center;
}

.img_single--transparent {
  width: 50vw;
  display: block;
  margin: 0rem auto 2rem auto;
  overflow: hidden;
  text-align: center;
}

.img_single--white {
  width: 50vw;
  display: block;
  margin: 0rem auto 2rem auto;
  overflow: hidden;
  text-align: center;
  border-radius: 14px;
}

.img_solution {
  width: 50vw;
  display: block;
  margin: 0 auto 2rem auto;
  background-image: url(../img/cornershine_bg.png);
  background-size: cover;
  background-position: top right;
  background-blend-mode: color-burn;
  padding: 0;
}

.miro_board {
  aspect-ratio: 16/9;
  border-radius: 16px;
  border: none;
  width: 100%;
  height: 100%;
  display: block;
}

#circle_logo {
  width: 20vw;
  display: block;
  margin: 5rem auto 4rem;
}

#armbands_collage {
  width: 50vw;
  display: block;
  margin: 0 auto 2rem auto;
  padding: 0;
  border: 2px solid var(--color-white);
  border-radius: 14px;
}

#twoone_pilots {
  width: 50vw;
  display: block;
  margin: 0 auto 2rem auto;
  padding: 0;
  border: 2px solid var(--color-white);
  border-radius: 14px;
}

.vid_page-loader {
  width: 15vw;
  display: block;
  margin: 1.5rem auto 4rem;
  border: 2px solid var(--color-white);
  border-radius: 14px;
}

/* Accordion Text Styles */
.accordion_content--p {
  display: block;
  margin: 0 auto 0em auto;
  line-height: var(--h2-size);
}

.accordion_content--p--single {
  display: block;
  margin: 0 auto -1.9rem auto;
  line-height: var(--h2-size);
}

.accordion_link {
  color: var(--color-mgd);
  text-decoration: dotted underline;
  text-decoration-color: var(--color-mgc);
  line-height: var(--h2-size);
  font-size: var(--p-size);
}

.accordion_link:hover {
  color: var(--color-mge);
  text-decoration: none;
  line-height: var(--h2-size);
  font-size: var(--p-size);
}

.accordion_content--h3 {
  font-size: var(--h3-size);
  margin: 4rem auto 1.5rem auto;
  text-align: center;
}

.accordion_list {
  list-style: none;
  display: block;
  width: 35vw;
  margin: -1rem auto -3rem auto;
  padding: 0;
}

.user_testers--container {
  width: 50vw;
  display: block;
  margin: 1rem auto;
}

.user_testers--list {
  padding: 0 2.5rem;
}

.user_testers--list_item {
  margin-bottom: 1rem;
}

.centered_text {
  text-align: center;
}

.vid_center {
  display: block;
  width: 20vw;
  margin: 2.5rem auto 3rem auto;
  border-radius: 14px;
  border: 2px solid var(--color-white);
}

/* ===== Carousel Content ===== */
.nf-carousel {
  width: 50vw;
  aspect-ratio: 16/9;
  position: relative;
  background: var(--nf-bg, #111);
  color: var(--nf-fg, #fff);
  border-radius: 14px;
  border: 1px solid var(--color-white);
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  margin: 2rem auto;
  justify-content: center;
  align-self: center;
}

.nf-carousel__viewport {
  width: 100%;
  height: 100%;
  overflow: hidden;
  display: block;
  margin: 0;
}

.nf-carousel__track {
  display: flex;
  width: 100%;
  height: 100%;
  transition: transform 320ms ease;
  will-change: transform;
  padding: 0;
}

.nf-carousel__slide {
  flex: 0 0 100%;
  height: 100%;
  padding: 0;
  margin: 0;
}

.nf-carousel__slide img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  margin: 0;
  padding: 0;
}

/* Carousel Controls */
.nf-carousel__control {
  -webkit-appearance: none;
  appearance: none;
  display: flex;
  position: absolute;
  bottom: -5px;
  transform: translateY(-50%);
  flex: 0 0 25px;
  width: 25px;
  height: 25px;
  max-width: 25px !important;
  max-height: 25px !important;
  border-radius: 50%;
  border: none;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--color-white);
  cursor: pointer;
  z-index: 0;
}

.nf-carousel__control:hover {
  background: rgba(0, 0, 0, 0.85);
  border: 1.75px solid var(--color-white);
  width: 25px;
  height: 25px;
  max-width: 25px;
  max-height: 25px;
  max-width: 25px !important;
  max-height: 25px !important;
}

.nf-carousel__control--prev {
  left: 33%;
}
.nf-carousel__control--next {
  right: 33%;
}

.nf-carousel__toolbar {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1.5rem;
  margin-top: 1rem;
}

.nf-carousel__control img {
  width: 25px;
  height: 25px;
  max-width: 25px !important;
  max-height: 25px !important;
  padding: 5px;
}

/* Pagination */
.nf-carousel__dots {
  position: absolute;
  bottom: 10px;
  left: 50%;
  translate: -50% 0;
  display: flex;
  gap: 10px;
  z-index: 0;
  align-items: center;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--color-white);
  padding: 6px 10px;
  border-radius: 999px;
}
.nf-carousel__dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  border: 1px solid var(--color-white);
  background: transparent;
  cursor: pointer;
  padding: 0;
}
.nf-carousel__dot[aria-current="true"] {
  background: var(--color-white);
  border-color: var(--color-white);
  width: 1rem;
  border-radius: 25%;
}

.nf-carousel__control
  nf-carousel__control--prev
  nf-carousel__control--next
  img {
  width: 25px;
  height: 25px;
  max-width: 25px !important;
  max-height: 25px !important;
  padding: 5px;
  color: #fff;
}

/* Footer Styles */
footer {
  position: fixed;
  margin: 2rem auto 0rem auto;
  padding: 0rem 0rem 4rem;
  width: 100%;
  background: var(--color-black);
  justify-content: center;
  align-items: center;
  bottom: 0;
  left: 0;
  transition: transform 0.2s ease, opacity 0.3s ease;
}

.footer_menu {
  background: var(--color-black);
  margin: 2rem auto 2rem auto;
  padding-top: 2rem;
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin: 0 auto;
  width: 100%;
  font-size: 0.7rem;
  line-height: 0.9rem;
}

.footer_menu--2 {
  background: var(--color-black);
  margin: 0rem auto 2rem auto;
  padding-top: 1rem;
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin: 0 auto;
  width: 100%;
  font-size: 0.7rem;
  line-height: 0.9rem;
}

.footer_menu a,
.footer_menu--2 a {
  color: var(--color-white);
  text-decoration: none;
  margin: 0;
  width: 15.5%;
  max-width: 24%;
}

.footer_menu a:hover,
.footer_menu--2 a:hover {
  font-size: 0.8rem;
  transform: translateY(-3px);
  transform: translateX(-3.5px);
}

.copyright {
  text-align: center;
  font-size: 0.7rem;
  display: block;
  margin: 2rem auto 0;
  padding: 0;
}

footer.hidden {
  transform: translateY(80%);
  opacity: 0;
}

.footer_bg {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100vw;
  height: 3rem;
  background: var(--color-black);
  z-index: 900;
}

.fa-solid,
.fa-chevron-up {
  color: var(--color-white);
  font-size: 0.5rem;
  display: block;
  width: 80vw;
  margin: 0 auto;
  padding: 1rem 0 1rem 0;
  text-align: center;
  opacity: 1 !important;
  justify-content: center;
}

#footerToggle {
  position: fixed;
  bottom: 0rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1100;
  cursor: pointer;
}

#footerToggle i {
  color: var(--color-white);
  font-size: 1.5rem;
  transition: transform 0.3s ease;
}

#footerToggle:hover i {
  transform: translateY(-3px);
}

#footerToggle i.rotated {
  transform: rotate(180deg);
}

/* Media Queries */
@media (prefers-reduced-motion: reduce) {
  .accordion__panel {
    transition: none;
  }
  .accordion__icon {
    transition: none;
  }
}