/* ==========================================================================
   FlipBridge website styles
   Ported from the React app's website.less + shared/ui/index.less
   ========================================================================== */

/* --------------------------------------------------------------------------
   Reset
   -------------------------------------------------------------------------- */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

/* --------------------------------------------------------------------------
   Design tokens
   -------------------------------------------------------------------------- */

:root {
  /* Colors */
  --color-chili-red: hsl(13, 97%, 44%);
  --color-chili-red-light: hsl(13, 97%, 64%);
  --color-chili-red-dark: hsl(13, 97%, 31%);
  --color-baby-powder: hsl(50, 60%, 98%);
  --color-floral-white: hsl(40, 55%, 96%);
  --color-eerie-black: hsla(0, 0%, 13%, 0.98);
  --color-dim-grey: hsla(60, 3%, 38%, 0.98);
  --color-white: hsl(0, 0%, 100%);

  --primary-color: var(--color-chili-red);
  --secondary-color: var(--color-eerie-black);

  /* Radii */
  --border-radius-sm: 0.25rem;
  --border-radius-md: 0.75rem;

  /* Type scale */
  --font-size-xxs: 0.75rem;
  --font-size-xs: 0.8125rem;
  --font-size-sm: 0.875rem;
  --font-size-md: 1rem;
  --font-size-md-1: 1.125rem;
  --font-size-lg: 1.5rem;
  --font-size-xl: 2rem;

  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-semi-bold: 600;
  --font-weight-bold: 700;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-xs-1: 0.625rem;
  --spacing-sm: 0.875rem;
  --spacing-md: 1rem;
  --spacing-md-1: 1.25rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;

  /* UI component colors */
  --ui-btn-bg-color: var(--primary-color);
  --ui-btn-color: var(--color-white);
  --ui-btn-border-color: var(--color-chili-red-dark);
  --ui-btn-shadow-color: rgba(0, 0, 0, 0.2);
  --ui-link-color: var(--color-eerie-black);
  --ui-link-color-faded: hsla(0, 0%, 13%, 0.5);
}

/* --------------------------------------------------------------------------
   Base
   -------------------------------------------------------------------------- */

html,
body {
  height: 100%;
  background-color: var(--color-baby-powder);
  color: var(--color-eerie-black);
  font-family: "Lexend", system-ui, Roboto, sans-serif;
  font-size: clamp(16px, 1.5vw, 28px);
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   Page layout
   -------------------------------------------------------------------------- */

.website-page {
  height: max-content;
  min-height: 100%;
  width: 100%;
  margin: 0 auto;
  padding: var(--spacing-xl);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--spacing-xl);
}

.website-page--sm {
  max-width: 28rem;
}

.website-page--md {
  max-width: 36rem;
}

.website-page--lg {
  max-width: 32rem;
}

.website-page__heading {
  font-size: var(--font-size-lg);
  text-align: center;
  line-height: 1.25;
}

.website-page__title {
  font-size: inherit;
  font-weight: var(--font-weight-semi-bold);
}

.website-page__intro {
  font-weight: var(--font-weight-light);
}

.website-page__top {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.website-page__header {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
}

.website-page__logo {
  display: flex;
  justify-content: center;
  padding-bottom: var(--spacing-xl);
}

.website-page__logo-img {
  aspect-ratio: 1 / 1;
  width: 6rem;
  height: auto;
}

.website-page__logo--sm .website-page__logo-img {
  width: 2rem;
}

.website-page__logo--muted .website-page__logo-img {
  opacity: 0.3;
}

/* Logo drop-in on load (stands in for the React spring animation) */
.website-page__logo-img--drop-in {
  animation: logo-drop-in 0.7s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

@keyframes logo-drop-in {
  from {
    transform: translateY(-200px) scale(0);
  }
  to {
    transform: translateY(0) scale(1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .website-page__logo-img--drop-in {
    animation: none;
  }
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */

.website-page__footer {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg) 0;
  color: var(--color-dim-grey);
  text-align: center;
  font-size: var(--font-size-xs);
}

.website-page__footer-block {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.website-page__footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0 var(--spacing-sm);
  justify-content: center;
}

.website-page__footer-links .ui-link {
  color: var(--color-dim-grey);
  text-decoration: underline;
  text-decoration-color: hsla(60, 3%, 38%, 0.5);
}

.website-page__footer-links .ui-link:hover {
  text-decoration-color: var(--color-dim-grey);
}

/* --------------------------------------------------------------------------
   Home page
   -------------------------------------------------------------------------- */

.website-section {
  position: relative;
  border-radius: var(--border-radius-md);
  background-color: var(--color-floral-white);
  padding: var(--spacing-lg);
}

.home {
  display: flex;
  flex-direction: column;
  gap: 3.5rem;
}

.home-hero {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.home-hero__sub {
  text-align: center;
  font-weight: var(--font-weight-light);
}

.home-hero__hook {
  text-align: center;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-light);
  font-style: italic;
}

.home-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
  text-align: center;
}

.home-cta__btn {
  font-size: var(--font-size-md-1);
}

.home-cta__note {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-light);
}

.home-cta__legalese {
  font-size: var(--font-size-xs);
  color: var(--color-dim-grey);
}

.home-section {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.home-section__label {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semi-bold);
  color: var(--color-dim-grey);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.home-section__label::before {
  content: "";
  width: 1.25rem;
  height: 2px;
  border-radius: 1px;
  background-color: var(--color-chili-red);
}

/* Sample card */

.home-section--card {
  align-items: center;
}

.home-deck {
  display: grid;
  width: 100%;
  max-width: 16rem;
  margin-top: var(--spacing-xs);
}

.home-deck__caption {
  font-size: var(--font-size-xs);
  color: var(--color-dim-grey);
  text-align: center;
}

.home-card {
  width: 100%;
  max-width: 16rem;
  margin-top: var(--spacing-xs);
  background-color: var(--color-white);
  border-radius: 1rem;
  box-shadow: rgba(0, 0, 0, 0.24) 0px 3px 8px;
  overflow: hidden;
  transform: rotate(-2deg);
}

/* Cards stacked in the same grid cell, cross-fading on a shared cycle */
.home-card--cycle {
  grid-area: 1 / 1;
  margin-top: 0;
  opacity: 0;
  animation: home-card-cycle 15s infinite;
}

.home-card--cycle:nth-child(1) {
  animation-delay: 0s;
  transform: rotate(-2deg);
}

.home-card--cycle:nth-child(2) {
  animation-delay: 5s;
  transform: rotate(1.5deg);
}

.home-card--cycle:nth-child(3) {
  animation-delay: 10s;
  transform: rotate(-1deg);
}

@keyframes home-card-cycle {
  0% {
    opacity: 0;
  }
  3% {
    opacity: 1;
  }
  33.3% {
    opacity: 1;
  }
  38% {
    opacity: 0;
  }
  100% {
    opacity: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .home-card--cycle {
    animation: none;
  }

  .home-card--cycle:nth-child(1) {
    opacity: 1;
  }

  .home-card--cycle:not(:nth-child(1)) {
    display: none;
  }
}

.home-card__bar {
  height: 0.75rem;
  background-color: var(--color-chili-red);
}

.home-card__body {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  text-align: center;
}

.home-card__eyebrow {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-light);
  color: var(--color-dim-grey);
}

.home-card__question {
  font-size: var(--font-size-md-1);
  line-height: 1.4;
}

.home-card__choice {
  display: block;
  font-weight: var(--font-weight-semi-bold);
  padding: var(--spacing-xs) 0;
}

.home-card__hint {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-light);
  color: var(--color-dim-grey);
}

.home-card__domain {
  font-size: var(--font-size-xxs);
  font-weight: var(--font-weight-semi-bold);
  color: var(--color-dim-grey);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Steps */

.home-steps {
  list-style-type: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.home-steps li {
  display: grid;
  grid-template-columns: 1.75rem 1fr;
  gap: var(--spacing-xs);
  align-items: baseline;
}

.home-steps__emoji {
  text-align: center;
}

/* Evidence */

.home-evidence {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

/* Not another kids' app */

.home-different {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  padding: var(--spacing-xl);
}

.home-different p {
  margin: 0;
}

.home-different__creed {
  font-weight: var(--font-weight-semi-bold);
  color: var(--color-chili-red);
  padding-top: var(--spacing-xs);
}

/* Promise */

.home-promise {
  text-align: center;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-light);
  line-height: 1.35;
  padding: var(--spacing-md) var(--spacing-lg);
}

.home-us {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

/* --------------------------------------------------------------------------
   Legal + long-form content
   -------------------------------------------------------------------------- */

.website-legal-content img {
  width: 100%;
  height: auto;
}

.website-legal-content a {
  color: var(--color-chili-red);
  text-decoration: underline;
  text-decoration-color: var(--color-chili-red-light);
  white-space: nowrap;
}

.website-legal-content a:hover {
  text-decoration-color: var(--color-chili-red);
}

.website-legal-content ul,
.website-legal-content p {
  margin-bottom: var(--spacing-lg);
}

.website-legal-content ul {
  padding-left: var(--spacing-lg);
}

.website-legal-content h2 {
  font-size: 2rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xl);
}

.website-legal-content h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
}

.website-legal-content h4 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
}

.website-legalese {
  font-size: var(--font-size-xs);
  color: var(--color-dim-grey);
}

/* --------------------------------------------------------------------------
   Blog
   -------------------------------------------------------------------------- */

.website-posts {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.website-posts__label {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semi-bold);
  color: var(--color-dim-grey);
  text-transform: uppercase;
}

.website-posts__desc {
  font-size: var(--font-size-sm);
  color: var(--color-dim-grey);
}

.website-post {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.website-post__back-link {
  --ui-link-color: var(--color-chili-red);
  --ui-link-color-faded: hsla(13, 97%, 44%, 0.5);
  font-size: var(--font-size-xs);
  align-self: flex-start;
}

.website-post__date {
  font-size: var(--font-size-xs);
  color: var(--color-dim-grey);
}

.website-post__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semi-bold);
  line-height: 1.25;
}

.website-post__desc {
  color: var(--color-dim-grey);
}

/* --------------------------------------------------------------------------
   The Connection (blog index)
   -------------------------------------------------------------------------- */

.cxn-homepage {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.cxn-homepage__header {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  padding: 0 var(--spacing-lg);
  font-weight: var(--font-weight-light);
}

.cxn-homepage__description {
  font-size: var(--font-size-sm);
}

.cxn-homepage__featured {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  background: var(--color-floral-white);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-md);
}

.cxn-homepage__section-label {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semi-bold);
  color: var(--color-dim-grey);
  text-transform: uppercase;
}

.cxn-homepage__featured-desc {
  font-size: var(--font-size-sm);
}

.cxn-homepage__featured-image {
  aspect-ratio: 10 / 6;
  width: 100%;
  height: auto;
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  border-radius: var(--border-radius-sm);
}

.cxn-homepage__posts {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  padding: 0 var(--spacing-lg);
}

.cxn-homepage__post-desc {
  font-size: var(--font-size-sm);
  color: var(--color-dim-grey);
}

/* --------------------------------------------------------------------------
   UI: buttons and links
   -------------------------------------------------------------------------- */

.ui-btn {
  --btn-color: var(--ui-btn-color);
  --btn-bg-color: var(--ui-btn-bg-color);
  --btn-shadow-color: var(--ui-btn-shadow-color);
  --btn-border-color: var(--ui-btn-border-color);

  display: inline-flex;
  align-items: center;
  gap: 0.25em;
  padding: 0.5em 0.85em;
  cursor: pointer;
  background-color: var(--btn-bg-color);
  border: none;
  color: var(--btn-color);
  border-radius: var(--border-radius-md);
  box-shadow:
    var(--btn-shadow-color) 0px 3px 8px,
    var(--btn-border-color) 0px -2px 1px inset;
  transition:
    box-shadow 0.2s,
    transform 0.2s;
  will-change: box-shadow, transform;
  text-decoration: none;
}

.ui-btn:hover {
  box-shadow:
    var(--btn-shadow-color) 0px 4px 8px,
    var(--btn-shadow-color) 0px 8px 12px -3px,
    var(--btn-border-color) 0px -3px 2px inset;
  transform: translateY(-1px);
}

.ui-btn:active {
  box-shadow: var(--btn-border-color) 0px -1px 0px;
  transform: translateY(1px);
}

.ui-btn-icon {
  display: inline-flex;
  font-size: 0.8em;
}

.ui-btn-icon svg {
  width: 1.5em;
  height: 1.5em;
}

.ui-btn-icon__bg {
  fill: var(--btn-color);
}

.ui-btn-icon__fg {
  fill: var(--btn-bg-color);
}

.ui-link {
  display: inline-block;
  border: none;
  background: none;
  cursor: pointer;
  color: var(--ui-link-color);
  text-decoration: underline;
  text-decoration-color: var(--ui-link-color-faded);
}

.ui-link:hover {
  text-decoration-color: var(--ui-link-color);
}