/* ============================================================
   Phormula · Claude Lab
   Tema escuro (layout inspirado em 21st.dev e motion.dev), com a
   marca real da Phormula Group: amarelo #FEDB00, índigo aclarado
   #6C5CE7, tipografia Poppins. Códigos de fórmula e meta-informação
   em monospace tracked/uppercase.
   ============================================================ */

:root {
  --bg: #0D0F10;
  --bg-card: #16191B;
  --bg-card-hover: #1B1F21;
  --text: #F2F1EC;
  --text-soft: #9CA6A2;
  --text-faint: #63706C;
  --line: #24292B;
  --line-soft: #1B1F21;
  --accent: #FEDB00;
  --accent-hover: #FFE94D;
  --accent-ink: #14100A;
  --secondary: #6C5CE7;
  --danger: #E5726B;
  --danger-bg: #241715;

  --font-display: 'Poppins', -apple-system, Segoe UI, sans-serif;
  --font-body: 'Poppins', -apple-system, Segoe UI, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  --radius: 4px;
  --shadow-card: 0 1px 2px rgba(0, 0, 0, 0.4);
  --transition: 0.15s ease;
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

button, input, select, textarea { font-family: inherit; font-size: 1rem; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

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

.site-header {
  background: var(--bg);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-row {
  max-width: 1100px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 20px;
}

.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  color: var(--text);
  white-space: nowrap;
}

.logo span {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 0.7rem;
  color: var(--text-soft);
  margin-left: 6px;
  letter-spacing: 0.04em;
}

.search-form { flex: 1; }

.search-form input {
  width: 100%;
  padding: 9px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-card);
  color: var(--text);
}

.search-form input::placeholder { color: var(--text-faint); }
.search-form input:focus { border-color: var(--text-soft); }

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.btn {
  display: inline-block;
  padding: 9px 16px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-weight: 500;
  font-size: 0.9rem;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
}

.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { background: var(--accent-hover); text-decoration: none; transform: translateY(-1px); }

.btn-ghost { border-color: var(--line); color: var(--text); }
.btn-ghost:hover { border-color: var(--text-soft); text-decoration: none; }

.user-menu { position: relative; }

.avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: none;
  color: #14100A;
  font-family: var(--font-display);
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.user-dropdown {
  display: none;
  position: absolute;
  right: 0;
  top: 42px;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: 10px 14px;
  min-width: 160px;
  flex-direction: column;
  gap: 8px;
}

.user-menu.open .user-dropdown { display: flex; }
.user-name { font-weight: 500; font-size: 0.9rem; }

/* ---------- Navegação por categorias ---------- */

.category-nav {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px 12px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
}

.category-nav a {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 6px 12px;
  border-radius: 999px;
  color: var(--text-soft);
  border: 1px solid var(--line);
  white-space: nowrap;
}

.category-nav a:hover { text-decoration: none; border-color: var(--text-soft); }

.category-nav a.active {
  background: var(--tab-color, var(--accent));
  border-color: var(--tab-color, var(--accent));
  color: var(--accent-ink);
}

/* ---------- Layout principal ---------- */

.site-main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 32px 20px 64px;
}

.section { margin-bottom: 40px; }

.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
}

.section-header .section-title { margin-bottom: 0; }

.filter-bar { display: flex; gap: 8px; flex-wrap: wrap; }

.filter-bar select {
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-card);
  color: var(--text);
}

/* ---------- Cartões "fórmula" ---------- */

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.post-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-left: 3px solid var(--tab-color, var(--accent));
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), border-color var(--transition), background var(--transition);
  display: flex;
  flex-direction: column;
  gap: 8px;
  cursor: pointer;
}

.post-card:hover {
  transform: translateY(-2px);
  background: var(--bg-card-hover);
  border-color: var(--text-faint);
}

.post-card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
}

.pin-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--accent);
}

.post-code {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--tab-color, var(--text-soft));
  font-weight: 500;
}

.post-type-badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-soft);
}

.post-card-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0;
  line-height: 1.3;
}

.post-card-title a { color: var(--text); }
.post-card-title a:hover { color: var(--accent); text-decoration: none; }

.post-card-summary {
  color: var(--text-soft);
  font-size: 0.9rem;
  margin: 0;
  flex-grow: 1;
}

.post-card-footer {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.8rem;
  color: var(--text-faint);
  margin-top: 4px;
}

.post-card-footer .post-author { font-weight: 500; color: var(--text-soft); }

.empty-state {
  color: var(--text-soft);
  padding: 40px 0;
  text-align: center;
}

/* ---------- Post individual ---------- */

.post-full {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-left: 4px solid var(--tab-color, var(--accent));
  border-radius: var(--radius);
  padding: 32px;
}

.post-full-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.post-code { font-family: var(--font-mono); }

.post-cat-badge, .post-full .post-type-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 3px 8px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--text-soft);
}

.post-full-title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 14px;
  line-height: 1.15;
}

.post-full-byline {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-soft);
  font-size: 0.9rem;
  margin-bottom: 20px;
}

.post-full-byline .avatar { width: 28px; height: 28px; font-size: 0.85rem; cursor: default; }

.edit-link, .delete-link {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  border: none;
  background: none;
  cursor: pointer;
  color: var(--text-soft);
}

.edit-link:hover { color: var(--accent); }
.delete-link { color: var(--danger); }
.inline-form { display: inline; }

.post-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 20px; }

.tag-chip {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 10px;
  color: var(--text-soft);
}

.tag-chip:hover { text-decoration: none; border-color: var(--accent); color: var(--accent); }

.post-full-content { font-size: 1.02rem; color: var(--text); }
.post-full-content p { margin: 0 0 16px; }
.post-full-content ul, .post-full-content ol { margin: 0 0 16px; padding-left: 22px; }
.post-full-content strong { color: var(--text); }
.post-full-content h2 { font-family: var(--font-display); font-size: 1.4rem; font-weight: 700; letter-spacing: -0.01em; margin: 24px 0 12px; }
.post-full-content h3 { font-family: var(--font-display); font-size: 1.15rem; font-weight: 700; letter-spacing: -0.01em; margin: 20px 0 10px; }
.post-full-content blockquote {
  margin: 0 0 16px;
  padding: 4px 0 4px 16px;
  border-left: 3px solid var(--accent);
  color: var(--text-soft);
}
.post-full-content a { color: var(--accent); text-decoration: underline; }
.post-full-content img { max-width: 100%; border-radius: var(--radius); display: block; margin: 0 0 16px; }
.post-full-content pre.ql-syntax {
  position: relative;
  background: #08090A;
  border: 1px solid var(--line);
  color: #D8DAD3;
  padding: 16px 18px;
  border-radius: var(--radius);
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  white-space: pre-wrap;
  margin: 0 0 16px;
}

.embed-wrap {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: var(--radius);
  margin: 0 0 16px;
  background: #000;
}
.embed-wrap iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}
.embed-spotify {
  width: 100%;
  height: 152px;
  border: 0;
  border-radius: var(--radius);
  margin: 0 0 16px;
}
.tiktok-embed {
  margin: 0 auto 16px !important;
}

.code-block {
  position: relative;
  background: #08090A;
  border: 1px solid var(--line);
  color: #D8DAD3;
  padding: 16px 18px;
  border-radius: var(--radius);
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  margin: 0 0 16px;
}

.copy-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 4px 8px;
  font-size: 0.7rem;
  cursor: pointer;
}

.copy-btn:hover { background: rgba(255, 255, 255, 0.1); color: var(--text); }

.post-attachments {
  margin-top: 24px;
  padding: 18px 20px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.attachment-row-item {
  display: flex;
  align-items: center;
  gap: 10px;
}

.attachment-thumb {
  display: block;
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  cursor: zoom-in;
  line-height: 0;
}

.attachment-thumb img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.attachment-file-icon {
  flex-shrink: 0;
  width: 40px;
  text-align: center;
  font-size: 1.1rem;
}

.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  z-index: 100;
  align-items: center;
  justify-content: center;
  padding: 40px;
}

.lightbox.open { display: flex; }

.lightbox img {
  max-width: 100%;
  max-height: 100%;
  border-radius: var(--radius);
  cursor: zoom-out;
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 24px;
  width: 40px;
  height: 40px;
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--text);
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
  z-index: 1;
}

.lightbox-close:hover { background: rgba(0, 0, 0, 0.8); }

.post-attachments h3 { font-family: var(--font-display); font-size: 1.05rem; margin: 0 0 12px; font-weight: 700; }
.post-attachments ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.post-attachments li { padding: 0; }

.post-reactions-bar {
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  display: flex;
  gap: 10px;
}

.reaction-btn {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 14px;
  cursor: pointer;
  color: var(--text-soft);
  transition: background var(--transition), border-color var(--transition), color var(--transition);
}

.reaction-btn:hover { border-color: var(--accent); color: var(--text); }

.reaction-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}

.reaction-static { color: var(--text-soft); font-family: var(--font-mono); font-size: 0.85rem; }

/* ---------- Editor Quill (tema escuro) ---------- */

.ql-toolbar.ql-snow {
  border: 1px solid var(--line);
  border-bottom: none;
  border-radius: var(--radius) var(--radius) 0 0;
  background: var(--bg);
}

.ql-container.ql-snow {
  border: 1px solid var(--line);
  border-radius: 0 0 var(--radius) var(--radius);
  background: var(--bg);
  font-family: var(--font-body);
  min-height: 220px;
}

.ql-editor { color: var(--text); font-size: 0.98rem; min-height: 220px; }
.ql-editor.ql-blank::before { color: var(--text-faint); font-style: normal; }
.ql-editor pre.ql-syntax { background: #08090A; border: 1px solid var(--line); border-radius: var(--radius); color: #D8DAD3; }
.ql-editor blockquote { border-left: 3px solid var(--accent); color: var(--text-soft); }
.ql-editor img { max-width: 100%; border-radius: var(--radius); }
.ql-editor a { color: var(--accent); }

.ql-snow .ql-stroke { stroke: var(--text-soft); }
.ql-snow .ql-fill { fill: var(--text-soft); }
.ql-snow .ql-picker { color: var(--text-soft); }
.ql-snow .ql-picker-options { background: var(--bg-card); border: 1px solid var(--line) !important; }
.ql-snow .ql-picker-item, .ql-snow .ql-picker-label { color: var(--text-soft); }
.ql-toolbar.ql-snow .ql-formats button:hover .ql-stroke,
.ql-toolbar.ql-snow .ql-formats button.ql-active .ql-stroke { stroke: var(--accent); }
.ql-toolbar.ql-snow .ql-formats button:hover .ql-fill,
.ql-toolbar.ql-snow .ql-formats button.ql-active .ql-fill { fill: var(--accent); }
.ql-snow .ql-tooltip {
  background: var(--bg-card);
  border: 1px solid var(--line);
  color: var(--text);
  box-shadow: var(--shadow-card);
}
.ql-snow .ql-tooltip input[type=text] {
  background: var(--bg);
  border: 1px solid var(--line);
  color: var(--text);
}

/* ---------- Formulários ---------- */

.form-page, .auth-page {
  max-width: 640px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
}

.form-page h1, .auth-page h1 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0 0 20px;
}

.post-form, .auth-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.post-form label, .auth-form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--text-soft);
}

.post-form input, .post-form select, .post-form textarea,
.auth-form input {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 9px 12px;
  background: var(--bg);
  font-weight: 400;
  color: var(--text);
}

.post-form textarea { resize: vertical; font-family: var(--font-mono); font-size: 0.9rem; }
.post-form small { color: var(--text-faint); font-weight: 400; }

.field-label { font-weight: 500; font-size: 0.9rem; color: var(--text-soft); }

.existing-attachments {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: -4px;
}

.attachment-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 400;
  font-size: 0.85rem;
  color: var(--text-soft);
}

.attachment-row input { width: auto; }

.form-row { display: flex; gap: 16px; }
.form-row label { flex: 1; }

.form-actions { margin-top: 8px; }

.form-error {
  background: var(--danger-bg);
  border: 1px solid var(--danger);
  color: var(--danger);
  padding: 10px 14px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  margin: 0 0 12px;
}

.auth-switch { margin-top: 16px; font-size: 0.9rem; color: var(--text-soft); }

/* ---------- Rodapé ---------- */

.site-footer {
  text-align: center;
  padding: 24px 20px;
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
}

/* ---------- Responsivo ---------- */

@media (max-width: 900px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .header-row { flex-wrap: wrap; }
  .search-form { order: 3; width: 100%; }
  .card-grid { grid-template-columns: 1fr; }
  .form-row { flex-direction: column; }
  .post-full { padding: 20px; }
  .form-page, .auth-page { padding: 20px; }
}