/* AI Marketplace eBook - Main Styles */

@import url('./variables.css');

/* FONT-FACE */
@font-face {
  font-family: 'optumsans-regular';
  src: url('../fonts/optumsans-regular-webfont.woff2') format('woff2'),
    url('../fonts/optumsans-regular-webfont.woff') format('woff');
  font-display: swap;
}

@font-face {
  font-family: 'optumsans-bold';
  src: url('../fonts/optumsans-bold-webfont.woff2') format('woff2'),
    url('../fonts/optumsans-bold-webfont.woff') format('woff');
  font-display: swap;
}

/* RESET & GLOBAL */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  overflow: hidden;
  background: transparent;
  color: #fff;
  font-family: 'optumsans-regular', Helvetica, Arial, sans-serif;
  height: 100%;
  width: 100%;
  line-height: 2;
  font-size: var(--font-size-base);
}

h1 {
  font-size: var(--font-size-h1-desktop);
  font-weight: bold;
  font-family: 'optumsans-bold', Helvetica, Arial, Helvetica, sans-serif;
  line-height: 1.2;
  letter-spacing: -0.5px;
}

/* BODY COPY */
p {
  font-size: 1rem;
}

/* STRONG ELEMENTS */
strong {
  font-family: 'optumsans-bold', Helvetica, Arial, sans-serif;
  font-weight: bold;
}

/* HEADLINES */
.oversized-headline {
  font-family: 'optumsans-bold', Helvetica, Arial, sans-serif;
  font-size: clamp(var(--font-size-oversized-min), 8vw, var(--font-size-oversized-max));
  line-height: 1;
  font-weight: bold;
  letter-spacing: -2px;
  text-align: left;
  margin: 0;
}

.headline-block {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  max-width: 50vw;
}

.headline-word {
  display: inline-block;
  opacity: 0;
  transform: scale(5);
  transform-origin: left center;
}

.headline-word+br {
  display: block;
  height: 0.5em;
}

/* Shrink overall font size to ~85% on mid-sized screens */
@media screen and (max-width: 1600px) and (max-height: 800px) {
  html,
  body {
    font-size: var(--font-size-base);
  }

  h1 {
    font-size: var(--font-size-h1-desktop);
    font-weight: bold;
    line-height: 1.1;
    letter-spacing: -0.5px;
  }
}

/* NAVIGATION BUTTONS */
#nav-buttons {
  position: fixed;
  top: 50%;
  left: 0;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transform: translateY(-50%);
  padding: 0 var(--spacing-nav-horizontal);
  z-index: var(--z-nav-buttons);
  pointer-events: none;
}

#nav-buttons button {
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  pointer-events: auto;
}

#nav-buttons button img {
  width: clamp(var(--nav-button-size-min), var(--nav-button-size-responsive), var(--nav-button-size-max));
  height: clamp(var(--nav-button-size-min), var(--nav-button-size-responsive), var(--nav-button-size-max));
  background: black;
  border-radius: 50%;
  padding: 10px;
  box-shadow: 0 0 0 2px white;
  transition: transform var(--transition-medium);
}

#nav-buttons button:hover img {
  transform: scale(1.15);
}

#nav-left.hidden,
#nav-right.hidden {
  opacity: 0;
  pointer-events: none;
}

#nav-buttons button {
  transition: opacity 0.8s ease;
}

/* SUBHEAD */
.subhead {
  opacity: 0;
  font-size: clamp(0.99rem, 1.8vw, 1.44rem);
  line-height: 1.5;
  margin-top: 0.5em;
  text-align: left;
  font-family: 'optumsans-regular', Helvetica, Arial, sans-serif;
}

/* PAGE 2 POSITION FIX */
.component[data-offset="180"] .page-container {
  position: fixed !important;
  top: 90% !important;
  left: 30% !important;
  transform: translate(0, -50%) !important;
  display: flex !important;
  flex-direction: column !important;
  justify-content: flex-start !important;
  align-items: flex-start !important;
  overflow: visible !important;
}

.component[data-offset="180"] .page-container h1 {
  opacity: 1 !important;
  transform: none !important;
  margin: 0 !important;
}

.component[data-offset="180"] .page-container p.subhead {
  margin: 0.5em 0 0 0 !important;
}

/* VIDEO MASK */
.cover-video-wrapper video {
  height: 100vh;
  width: auto;
  object-fit: cover;
  mask-image: linear-gradient(to right, rgba(0, 0, 0, 1) 75%, rgba(0, 0, 0, 0) 100%);
  mask-size: 100% 100%;
  mask-repeat: no-repeat;
  will-change: transform;
  transform: translate3d(0, 0, 0);
}

/* LOGO */
.cover-logo {
  position: fixed;
  top: 53.5%;
  left: 10%;
  width: 35vw;
  transform: translateY(-50px);
  z-index: var(--z-page-container);
  transition: opacity 0.6s ease-in-out, transform 0.6s ease-in-out;
  pointer-events: none;
}

/* PARALLAX BG */
.parallax-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: url('../images/parallax-orange-3.webp') no-repeat center/cover;
  z-index: var(--z-parallax-bg);
  will-change: transform;
  transform: translate3d(0, 0, 0);
}

/* PAGE CONTAINER */
.page-container {
  position: fixed;
  top: -5vh;
  left: -5vw;
  width: 110vw;
  height: 110vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 0 var(--spacing-page-horizontal);
  z-index: 6;
  overflow: visible !important;
}

/* VISUAL BACKGROUND CIRCLE (Black Page Circles) */
.visual-background {
  display: flex;
  justify-content: flex-start;
  gap: 10px;
  align-items: center;
  vertical-align: top;
  background-color: var(--color-black);
  border-radius: 50%;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
  padding: 0 10%;
  overflow: hidden;
  aspect-ratio: 1/1;
  width: fit-content;
  z-index: var(--z-visual-background);
}

/* Black circle specifically for the Always innovating page */
.component[data-offset="570"] .visual-background {
  background-color: var(--color-black);
  width: 71.5vw;
  height: 71.5vw;
  justify-content: center;
  align-items: center;
  position: relative;
  box-shadow: none;
}

/* Center the video within the black circle */
.component[data-offset="570"] .video-circle-large {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40.5vw;
  height: 40.5vw;
  filter: drop-shadow(0 8px 100px rgba(0, 0, 0, 0.2));
}

/* Center the SVG text over everything */
.floating-text[data-offset="571"] .page-container {
  display: flex;
  justify-content: center;
  align-items: center;
}

.floating-text[data-offset="571"] .welcome-svg {
  position: absolute;
  top: 50%;
  left: 49%;
  transform: translate(-50%, -50%);
}

.visual-background.large {
  padding: 0 10%;
}

/* CONTENT INSIDE THE CIRCLES */
.content {
  flex: 1;
  max-height: 100%;
  overflow: hidden;
  text-align: left;
  transition: transform 0.3s ease-in-out;
  min-width: 0;
}

.content.macOS {
  font-size: 1.2rem;
}

.content.windows {
  font-size: 0.85rem;
}

.visual-background.large .content {
  max-width: none;
  padding: 0 20px;
}

/* VIDEO CIRCLES */
.video-content {
  width: var(--video-circle-width);
  min-width: var(--video-circle-min-width);
  max-width: var(--video-circle-max-width);
  flex-shrink: 0;
  margin-right: var(--spacing-video-margin);
}

.video-circle,
.video-circle-large {
  position: relative;
  border-radius: 50%;
  overflow: hidden;
  border: none;
  box-shadow: none;
}

.video-circle {
  width: 100%;
  height: var(--video-circle-width);
  min-height: var(--video-circle-min-width);
  max-height: var(--video-circle-max-width);
}

.video-circle-large {
  width: 39vw;
  height: 39vw;
}

.video-circle video,
.video-circle-large video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(var(--video-circle-scale)) translate3d(0, 0, 0);
  will-change: transform;
}

/* SOLID BACKGROUNDS (Transparent Overlays) */
.solid-bg-0,
.solid-bg-1,
.solid-bg-2,
.solid-bg-3,
.solid-bg-4,
.solid-bg-5 {
  background: transparent;
}

/* ANIMATIONS */
@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeOutLeft {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(-50px);
  }
}

.fade-in-left {
  animation: fadeInLeft 1s ease-out forwards;
}

.fade-out-left {
  animation: fadeOutLeft 1s ease-out forwards;
}

/* SVG ELEMENTS */
.welcome-svg {
  opacity: 1.0;
  width: 50%;
  height: auto;
  filter: drop-shadow(0 4px 20px rgba(0, 0, 0, 0.65));
}

/* BUTTONS */
.optum-button {
  display: inline-block;
  font-family: 'optumsans-bold', Helvetica, Arial, sans-serif;
  font-size: var(--font-size-button);
  color: var(--color-white);
  background-color: transparent;
  padding: var(--spacing-button-padding);
  border-radius: 34px;
  text-decoration: none;
  box-shadow: 0 0 0 var(--spacing-button-border) var(--color-primary-orange);
  transition: transform 0.3s ease;
  margin: 0;
}

.button-wrapper {
  padding-left: 3px;
  padding-bottom: 20px;
  padding-top: 15px;
  overflow: visible;
}

/* VIDEO PAGE STYLING */
.video-page {
  display: flex;
  justify-content: center;
  align-items: center;
  background: transparent;
  padding: 0 100px;
}

.full-video {
  max-width: calc(100vw - 200px);
  max-height: 80vh;
  width: auto;
  height: auto;
  aspect-ratio: 16 / 9;
  display: block;
  border-radius: 10px;
  will-change: transform;
  transform: translate3d(0, 0, 0);
}

.video-container {
  position: relative;
  display: inline-block;
}

.play-overlay {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  padding: 1em;
  font-size: 3rem;
  background: rgba(0, 0, 0, 0.4);
  border: none;
  border-radius: 50%;
  color: #fff;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease;
}

.play-overlay:hover {
  background: rgba(0, 0, 0, 0.6);
}

.play-overlay:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.4);
}

/* VIDEO CONTROLS HIDE */
video::-webkit-media-controls-start-playback-button,
video::-webkit-media-controls-overlay-play-button,
video::-webkit-media-controls-play-button {
  display: none !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

video::-webkit-media-controls-panel,
video::-webkit-media-controls-enclosure {
  display: none !important;
}

/* MEDIA QUERIES */
@media (max-width: 1600px) {
  .component .content {
    text-align: left !important;
  }
}

@media (min-width: 1601px) {
  .component .content {
    text-align: left !important;
  }
}