/* Reset */
*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  background: #ffffff;   /* WHITE background */
  color: #000000;        /* BLACK text */
  font-family: "Courier New", Courier, monospace;
}

/* Layout */

.page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* HEADER: visible at top, hides when scrolled (via .hidden class) */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  padding: 1rem 2rem;
  background: rgba(255, 255, 255, 0.98);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);

  /* visible by default */
  opacity: 1;
  transform: translateY(0);
  transition: transform 0.25s ease, opacity 0.25s ease;
}

/* when we scroll down, JS will add this class */
.site-header.hidden {
  opacity: 0;
  transform: translateY(-100%);
}

/* Main area – add padding so content isn't under header */
.site-main {
  flex: 1;
  display: flex;
  justify-content: center;
  padding: 3.5rem 1rem 4rem;
}

/* NAV */

.nav-links {
  display: flex;
  gap: 1rem;
}

.nav-link {
  background: transparent;
  border: none;
  color: #000000;
  font-family: inherit;
  font-size: 1rem;
  letter-spacing: 0.08em;
  cursor: pointer;
  padding: 0.2rem 0.4rem;
  border-radius: 999px;
  transition: background 0.2s ease;
}

.nav-link:hover {
  background: rgba(0, 0, 0, 0.05);
}

.nav-link.active {
  background: rgba(0, 0, 0, 0.08);
}

/* VIEWS */

.view {
  display: none;
  width: 100%;
}

.view.active {
  display: block;
}

/* HOME – posts column */

.posts-container {
  max-width: 720px;
  margin: 0 auto;
}

.post {
  position: relative;
  padding: 1.25rem 0 1.75rem 1.5rem;
  border-left: 1px solid rgba(0, 0, 0, 0.08);
  margin-bottom: 1.5rem;

  opacity: 0;
  transform: translateY(12px);
  transition:
    opacity 0.6s ease-out,
    transform 0.6s ease-out;
}

.post.visible {
  opacity: 1;
  transform: translateY(0);
}

.post.faded {
  opacity: 0.4;
}

.post::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 1.25rem;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.6);
}

.post-date {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: rgba(0, 0, 0, 0.55);
  margin-bottom: 0.3rem;
}

.post-title {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.6rem;
}

.post-body {
  font-size: 0.9rem;
  line-height: 1.6;
  white-space: pre-wrap;
}

.loader {
  max-width: 720px;
  margin: 1.5rem auto 0;
  font-size: 0.75rem;
  text-align: center;
  color: rgba(0, 0, 0, 0.5);
}

/* ABOUT – centered */

.about-wrapper {
  max-width: 480px;
  margin: 0 auto;
  min-height: calc(100vh - 4rem);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.about-wrapper h1 {
  font-size: 1.2rem;
  text-transform: lowercase;
  letter-spacing: 0.18em;
  margin-bottom: 1rem;
}

.contact-link {
  font-size: 0.9rem;
  text-decoration: none;
  margin-top: 0.5rem;
  padding: 0.25rem 0.8rem;
  border-radius: 999px;
  border: 1px solid #000000;
  color: #000000;
  transition: background 0.2s ease, color 0.2s ease;
}

.contact-link:hover {
  background: #000000;
  color: #ffffff;
}

/* MOBILE */

@media (max-width: 800px) {
  .site-header {
    padding: 0.7rem 1rem;
  }

  .site-main {
    padding: 3.2rem 1rem 3rem;
  }

  .post {
    padding-left: 1.1rem;
  }

  .post::before {
    left: -3px;
  }
}