/* ==========================================================================
   Profile page
   ========================================================================== */

/* Page frame --------------------------------------------------------------- */

@media (min-width: 576px) {
  body {
    padding-top: var(--desktop-offset);
    background-color: var(--desktop-frame-color);
  }
}

.profile {
  display: flex;
  flex-direction: column;
  margin: 0 auto;
  max-width: var(--profile-width);
  min-height: 100vh;
  min-height: 100lvh;
  overflow: hidden;
  background-color: var(--profile-background);
}

@media (min-width: 576px) {
  .profile {
    min-height: calc(100lvh - var(--desktop-offset));
    border-radius: var(--profile-radius) var(--profile-radius) 0 0;
    box-shadow: 0 24px 32px 0 rgba(0, 0, 0, 0.15);
  }
}

/* Header ------------------------------------------------------------------- */

.profile-header {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.profile-header__media {
  position: relative;
  width: 100%;
  margin-bottom: 1rem;
}

.profile-header__banner {
  width: 100%;
  height: var(--banner-height);
  object-fit: cover;
}

.profile-header__avatar {
  position: relative;
  box-sizing: content-box;
  width: var(--avatar-size);
  height: var(--avatar-size);
  margin: -50px auto 0;
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-radius: 50%;
  object-fit: cover;
}

.profile-header__title {
  margin: 0 1.5rem;
  max-width: 100%;
  font-size: var(--title-size);
  font-weight: var(--title-weight);
  line-height: 1.2;
  text-align: center;
  overflow-wrap: break-word;
}

.profile-header__bio {
  margin-top: 0.25rem;
  padding: 0 calc(var(--link-gap) * 3);
  font-size: var(--bio-size);
  font-weight: var(--bio-weight);
  line-height: var(--bio-line-height);
  text-align: center;
  text-wrap: balance;
  overflow-wrap: anywhere;
}

/* The header drifts away as the page scrolls (progressive enhancement). */
@supports (animation-timeline: scroll(root)) {
  @media (prefers-reduced-motion: no-preference) {
    .profile-header__media {
      animation: header-scroll-fade ease-out forwards;
      animation-timeline: scroll(root);
      animation-range: 40px min(50vh, var(--profile-width));
    }
  }
}

@keyframes header-scroll-fade {
  from {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
  to {
    opacity: 0;
    transform: translateY(100px) scale(1.01);
  }
}

/* Links -------------------------------------------------------------------- */

.links {
  display: flex;
  flex-direction: column;
  gap: var(--link-gap);
  padding: 2rem var(--link-gap) 1rem;
}

@media (min-width: 576px) {
  .links {
    padding-right: calc(var(--link-gap) * 2);
    padding-left: calc(var(--link-gap) * 2);
  }
}

.links__group {
  display: flex;
  flex-direction: column;
  gap: var(--link-gap);
  margin-top: var(--link-gap);
}

.links__group-title {
  font-size: var(--group-title-size);
  font-weight: 700;
  line-height: normal;
  text-align: center;
}

.links__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 var(--link-gap);
  align-content: start;
}

/* Link card ---------------------------------------------------------------- */

.link {
  position: relative;
  display: block;
  height: 100%;
  overflow: hidden;
  color: var(--button-text);
  background: var(--button-background);
  border-radius: var(--button-radius);
  box-shadow: var(--button-shadow);
  -webkit-backdrop-filter: blur(20px) brightness(1.1) contrast(0.9);
  backdrop-filter: blur(20px) brightness(1.1) contrast(0.9);
  transition: transform 75ms ease, box-shadow 75ms ease,
    -webkit-backdrop-filter 75ms ease;
  transition: transform 75ms ease, box-shadow 75ms ease,
    backdrop-filter 75ms ease;
}

/* 1px highlight along the top and bottom edge. */
.link::before {
  content: "";
  position: absolute;
  inset: 0;
  padding: 1px;
  border-radius: calc(var(--button-radius) - 1px);
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.3),
    rgba(255, 255, 255, 0) 50%,
    rgba(255, 255, 255, 0.3)
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  pointer-events: none;
}

/* Fine-grained noise, so the glass does not look flat. */
.link::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--button-radius);
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
  opacity: 0.15;
  mix-blend-mode: overlay;
  pointer-events: none;
}

@media (pointer: fine) {
  .link:hover {
    -webkit-backdrop-filter: blur(20px) brightness(1.2) contrast(0.9);
    backdrop-filter: blur(20px) brightness(1.2) contrast(0.9);
  }
}

/* Thumbnail */
.link__media {
  padding: var(--link-gap) var(--link-gap) 0;
}

.link__thumb {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--button-radius-inner);
  box-shadow: inset 0 0 0 0.5px rgba(255, 255, 255, 0.3);
}

/* Label area */
.link__chin {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 4rem;
  padding: 0.75rem 2rem;
  letter-spacing: -0.2px;
}

.link__label {
  display: -webkit-box;
  width: 100%;
  font-size: var(--label-size);
  font-weight: var(--label-weight);
  line-height: 1.2;
  text-align: center;
  text-wrap: balance;
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

/* Stack layout: full-width row with a leading icon --------------------------- */

.link--stack {
  --button-radius: 32px;
}

.link--stack .link__chin {
  padding-right: 4rem;
  padding-left: 4rem;
}

.link__icon {
  position: absolute;
  top: 0.5rem;
  bottom: 0.5rem;
  left: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
}

.link__icon::before {
  content: "";
  width: 2rem;
  height: 2rem;
  background-color: currentColor;
  -webkit-mask: var(--icon) center / 100% no-repeat;
  mask: var(--icon) center / 100% no-repeat;
}

.link__icon--telegram {
  --icon: url("../images/brand-telegram.svg");
}
.link__icon--chart {
  --icon: url("../images/chart-candle.svg");
}
.link__icon--x {
  --icon: url("../images/brand-x.svg");
}
.link__icon--instagram {
  --icon: url("../images/brand-instagram.svg");
}
.link__icon--youtube {
  --icon: url("../images/brand-youtube.svg");
}
.link__icon--tiktok {
  --icon: url("../images/brand-tiktok.svg");
}

/* Grid layout: two square cards side by side -------------------------------- */

.link--grid .link__media {
  padding: 0;
}

.link--grid .link__thumb {
  aspect-ratio: 1;
  border-radius: 0;
  background-color: rgba(0, 0, 0, 0.1);
  box-shadow: none;
}

.link--grid .link__chin {
  align-items: flex-start;
  padding-right: calc(var(--link-gap) * 2);
  padding-left: var(--link-gap);
}

.link--grid .link__label {
  text-align: left;
}

/* Modifiers ---------------------------------------------------------------- */

/* Extra breathing room above a card that starts a new block. */
.link--spaced {
  margin-top: var(--link-gap);
}

.link--wobble {
  animation: wobble 2s linear infinite;
}

.link--wobble:hover,
.link--wobble:active {
  animation: none;
}

@media (prefers-reduced-motion: reduce) {
  .link--wobble {
    animation: none;
  }
}

@keyframes wobble {
  4.16% {
    transform: translateY(8px);
  }
  8.33% {
    transform: translateY(-6px);
  }
  12.48% {
    transform: translateY(4px);
  }
  16.66% {
    transform: translateY(-2px);
  }
  20.81% {
    transform: translateY(1px);
  }
  25% {
    transform: translateY(0);
  }
}