:root {
  --bg: #f7f6fb;
  --text: #181124;
  --muted: #645c75;
  --accent: #6f3dde;
  --accent-ink: #f7f2ff;
  --card: #ffffff;
  --line: #e5def5;
  --shadow: 0 14px 24px -22px rgba(28, 15, 61, 0.55);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top left, #ebe0ff 0%, transparent 30%),
    radial-gradient(circle at bottom right, #e2edff 0%, transparent 35%),
    var(--bg);
  color: var(--text);
  font-family: "Space Grotesk", sans-serif;
}

.site-nav-wrap {
  position: sticky;
  top: 0;
  z-index: 20;
  width: 100%;
  backdrop-filter: blur(8px);
  background: linear-gradient(to bottom, rgba(247, 246, 251, 0.95), rgba(247, 246, 251, 0.78));
  border-bottom: 1px solid var(--line);
}

.site-nav,
main {
  width: min(1220px, 95vw);
  margin: 0 auto;
}

.site-nav {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 14px 0;
}

.nav-left,
.nav-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.site-nav h1 {
  margin: 0 6px 0 0;
  font-family: "DM Serif Display", serif;
  font-weight: 400;
  font-size: clamp(1.8rem, 2.4vw, 2.3rem);
  letter-spacing: 0.02em;
}

.nav-chip,
.topic-pill,
.tab-btn {
  border: 0;
  border-radius: 999px;
  padding: 10px 14px;
  cursor: pointer;
  background: #ece5ff;
  color: #36215d;
  font-weight: 600;
}

.nav-chip.active,
.topic-pill.active,
.tab-btn.active {
  background: var(--accent);
  color: #fff;
}

.search-wrap input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  padding: 12px 16px;
  font: inherit;
}

.profile-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line);
  background: #fff;
  color: #2c2141;
  border-radius: 999px;
  padding: 5px 10px 5px 6px;
  cursor: pointer;
}

.profile-btn img {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  object-fit: cover;
  background: #e7dcff;
}

.toolbar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  padding: 14px 0 12px;
}

.auth-message,
.setup-message {
  margin: 3px 0;
  color: #5d42a3;
  font-size: 0.92rem;
}

.setup-message {
  color: #7d223d;
}

.feed-shell,
.profile-section {
  margin: 14px 0 40px;
}

.profile-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}

.profile-avatar-large {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid #dfd0ff;
}

.profile-header h2 {
  margin: 0;
}

.profile-meta {
  margin: 4px 0 0;
  color: var(--muted);
}

.profile-tabs {
  display: flex;
  gap: 10px;
  margin-bottom: 14px;
}

.masonry-feed {
  columns: 6 190px;
  column-gap: 14px;
}

.card {
  break-inside: avoid;
  margin-bottom: 14px;
  border-radius: 16px;
  overflow: hidden;
  background: var(--card);
  box-shadow: var(--shadow);
}

.card-image-wrap {
  position: relative;
}

.card img {
  width: 100%;
  display: block;
  object-fit: cover;
}

.card-actions {
  position: absolute;
  inset: 10px 10px auto;
  display: flex;
  justify-content: space-between;
  gap: 8px;
  width: calc(100% - 20px);
}

.save-btn,
.delete-btn {
  opacity: 0;
  transform: translateY(-3px);
  border: 0;
  border-radius: 999px;
  padding: 8px 12px;
  font-weight: 700;
  color: #fff;
  transition: opacity 0.2s ease, transform 0.2s ease;
  pointer-events: auto;
}

.save-btn {
  background: var(--accent);
}

.delete-btn {
  background: #1f1630;
}

.card:hover .save-btn,
.card:hover .delete-btn,
.save-btn.saved,
.delete-btn.visible {
  opacity: 1;
  transform: translateY(0);
}

.card-body {
  padding: 10px 12px 13px;
}

.card h3 {
  margin: 0;
  font-size: 0.97rem;
}

.description {
  margin: 6px 0 8px;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.34;
}

.meta {
  margin: 0;
  color: #7b7190;
  font-size: 0.77rem;
}

button,
input,
textarea {
  font: inherit;
}

.btn-primary,
.btn-ghost {
  border: 0;
  border-radius: 999px;
  padding: 10px 15px;
  cursor: pointer;
}

.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
}

.btn-ghost {
  background: #ede8f8;
  color: #3f286e;
}

.composer-dialog {
  border: none;
  border-radius: 18px;
  width: min(520px, calc(100vw - 24px));
  padding: 0;
  box-shadow: 0 25px 40px -20px rgba(0, 0, 0, 0.45);
}

.composer-dialog::backdrop {
  background: rgba(14, 8, 31, 0.44);
  backdrop-filter: blur(4px);
}

.composer {
  display: grid;
  gap: 10px;
  padding: 22px;
}

.composer h3 {
  margin: 0 0 4px;
}

.composer input,
.composer textarea {
  border: 1px solid #ddd3f1;
  border-radius: 12px;
  padding: 10px 12px;
}

.composer textarea {
  resize: vertical;
  min-height: 90px;
}

.composer-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 6px;
}

@media (max-width: 960px) {
  .site-nav {
    grid-template-columns: 1fr;
  }

  .nav-right {
    flex-wrap: wrap;
  }

  .masonry-feed {
    columns: 3 180px;
  }
}