:root {
  color-scheme: only light;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  background-color: #fdfdfd;
  color: #111;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background-color: #fff;
  color: inherit;
  display: flex;
  flex-direction: column;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: repeating-linear-gradient(90deg, rgba(17, 17, 17, 0.04) 0, rgba(17, 17, 17, 0.04) 1px, transparent 1px, transparent 24px),
    repeating-linear-gradient(0deg, rgba(17, 17, 17, 0.04) 0, rgba(17, 17, 17, 0.04) 1px, transparent 1px, transparent 24px);
  pointer-events: none;
  z-index: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 2px solid #0070f3;
  outline-offset: 2px;
}

header,
main {
  position: relative;
  z-index: 1;
}

header {
  border-bottom: 1px solid #111;
  background-color: #fff;
}

.header-inner {
  margin: 0 auto;
  max-width: 960px;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.header-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.header-avatar {
  width: 36px;
  height: 36px;
  display: flex;
  overflow: hidden;
}

.header-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.site-mark {
  font-size: 1rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.header-link {
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid #111;
  padding: 0.3rem 0.8rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

main {
  flex: 1;
}


.main-container {
  margin: 0 auto;
  max-width: 960px;
  padding: 3rem 1.75rem 4rem;
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}


.hero-card {
  border: 1px solid #111;
  background-color: #fff;
  padding: 2.5rem 2.75rem;
  display: grid;
  gap: 1.75rem;
  justify-items: center;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
  width: 100%;
}


.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.85rem;
}

.hero-label {
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero-title {
  font-size: clamp(1.8rem, 3vw, 2.35rem);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 0;
  line-height: 1.2;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}


.hero-divider {
  border-top: 1px solid #111;
  margin: 0;
  width: 100%;
}

.notify-form {
  display: flex;
  justify-content: center;
  width: 100%;
}


.notify-form-controls {
  display: flex;
  gap: 0.8rem;
  align-items: center;
  width: 100%;
  max-width: 420px;
}

.notify-form--hidden {
  display: none !important;
}


.notify-input {
  flex: 1 1 auto;
  min-width: 0;
  padding: 0.6rem 0.95rem;
  border: 1px solid #111;
  border-radius: 0;
  background-color: #fff;
  font-family: inherit;
  font-size: 0.95rem;
  min-height: 44px;
}

.notify-input:focus-visible {
  outline: 2px solid #0070f3;
  outline-offset: 2px;
}


.notify-button {
  flex: 0 0 auto;
  padding: 0 1.7rem;
  background-color: #fff;
  color: #111;
  border: 1px solid #111;
  border-radius: 0;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
}


.notify-button:hover {
  background-color: #f5f5f5;
}


.notify-feedback {
  margin-top: 0.85rem;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  min-height: 1.2em;
  text-align: center;
}

.notify-feedback:empty {
  display: none;
}

@media (max-width: 360px) {
  .header-inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.75rem;
  }

  .header-avatar {
    width: 32px;
    height: 32px;
  }

  .header-link {
    justify-content: center;
    align-self: center;
  }

  .notify-form-controls {
    flex-direction: column;
    align-items: stretch;
    gap: 0.85rem;
    max-width: 100%;
  }

  .notify-input {
    flex: none;
    width: 100%;
    min-height: 48px;
  }

  .notify-button {
    width: 100%;
    min-height: 48px;
  }
}

@media (max-width: 480px) {
  .main-container {
    padding: 2.5rem 1.25rem 3rem;
  }

  .hero-card {
    padding: 1.75rem;
    gap: 1.35rem;
  }

  .hero-title {
    font-size: clamp(1.65rem, 6vw, 2rem);
  }

  .hero-title span {
    display: block;
  }

  .notify-input,
  .notify-button {
    font-size: 0.9rem;
  }

  .notify-input {
    padding: 0.5rem 0.8rem;
    width: 100%;
  }

  .notify-button {
    padding: 0 1.4rem;
  }

  .header-link {
    width: auto;
    min-width: unset;
  }
}