/* admin/admin.css
   Admin styling: dark, acid yellow accent, Space Mono tipo. */

@import url('https://fonts.googleapis.com/css2?family=Space+Mono:ital,wght@0,400;0,700;1,400&family=Bebas+Neue&family=DM+Serif+Display:ital@0;1&display=swap');

:root {
  --black: #0a0a0a;
  --dark: #111111;
  --mid: #1a1a1a;
  --acid: #d4ff00;
  --acid-dim: #a8cc00;
  --ink: #f0ede8;
  --ink-dim: #c8c8c0;
  --muted: #a8a89a;
  --line: #2a2a2a;
  --line-dim: #555550;
  --red: #cc3322;
  /* Type */
  --font-ui: 'Space Mono', ui-monospace, monospace;
  --font-display: 'Bebas Neue', sans-serif;
  --font-serif: 'DM Serif Display', serif;
  --fs-micro: 9px; --fs-tiny: 10px; --fs-small: 11px;
  --fs-body: 13px; --fs-h3: 22px;
  --fs-h2: clamp(36px, 6vw, 80px);
  --fs-display: clamp(72px, 14vw, 200px);
  /* Spacing */
  --space-1: 4px; --space-2: 8px; --space-3: 12px; --space-4: 16px;
  --space-5: 24px; --space-6: 32px; --space-7: 48px; --space-8: 64px;
  /* Motion */
  --dur-fast: 0.2s; --dur-base: 0.5s; --dur-slow: 0.9s;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--black);
  color: var(--ink);
  font-family: 'Space Mono', ui-monospace, monospace;
  font-size: 13px;
  line-height: 1.5;
}

/* ---------- Login page ---------- */

.login-body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.login-card {
  background: var(--dark);
  border: 1px solid var(--mid);
  padding: 32px;
  width: 100%;
  max-width: 360px;
  border-radius: 4px;
}

.login-title {
  color: var(--acid);
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin: 0 0 4px;
  font-weight: 400;
}

.login-sub {
  color: var(--muted);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 13px;
  margin: 0 0 24px;
  letter-spacing: 0.5px;
}

.login-form { display: flex; flex-direction: column; gap: 16px; }

.login-label { display: flex; flex-direction: column; gap: 4px; }
.login-label span {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--muted);
}
.login-label input {
  background: var(--mid);
  border: 1px solid var(--line-dim);
  color: var(--ink);
  padding: 8px 10px;
  font-family: inherit;
  font-size: 13px;
  border-radius: 3px;
}
.login-label input:focus {
  outline: none;
  border-color: var(--acid);
}

.login-btn {
  background: var(--acid);
  color: var(--black);
  border: none;
  padding: 10px 16px;
  font-family: inherit;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 3px;
  margin-top: 8px;
}
.login-btn:hover { filter: brightness(1.1); }

.login-error {
  color: #ff6b6b;
  font-size: 11px;
  margin: 0;
}

/* ---------- Editor page ---------- */

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

.admin-topbar {
  background: var(--dark);
  border-bottom: 1px solid var(--mid);
  padding: 10px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.admin-logo {
  color: var(--acid);
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  font-weight: 400;
  letter-spacing: 2px;
}

.admin-user { display: flex; align-items: center; gap: 12px; }

.user-email { color: var(--ink-dim); font-size: 11px; }

.badge {
  background: var(--acid);
  color: var(--black);
  font-size: 9px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 8px;
}

.topbar-btn {
  background: transparent;
  border: 1px solid var(--line-dim);
  color: var(--ink-dim);
  padding: 4px 10px;
  font-family: inherit;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  border-radius: 3px;
}
.topbar-btn:hover { border-color: var(--acid); color: var(--acid); }
.topbar-btn { transition: border-color var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out); }

.admin-main {
  display: grid;
  grid-template-columns: 220px 1fr 260px;
  flex: 1;
  overflow: hidden;
}

.col-sections {
  background: var(--dark);
  border-right: 1px solid var(--mid);
  overflow-y: auto;
  padding: 10px 0;
}

.nav-item {
  display: block;
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  border-left: 2px solid transparent;
  color: var(--ink-dim);
  padding: 8px 14px;
  font-family: inherit;
  font-size: 10px;
  letter-spacing: 1.5px;
  cursor: pointer;
}
.nav-item:hover { background: var(--mid); color: var(--ink); }
.nav-item.active {
  background: var(--mid);
  border-left-color: var(--acid);
  color: var(--ink);
}

.col-editor {
  padding: 18px;
  overflow-y: auto;
  background: var(--black);
}

.editor-empty {
  color: var(--muted);
  font-size: 11px;
  font-style: italic;
}

.editor-error { color: var(--red); }

.block-label {
  color: var(--muted);
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin: 16px 0 6px;
}

.block-textarea {
  width: 100%;
  background: var(--mid);
  border: 1px solid var(--line-dim);
  color: var(--ink);
  padding: 10px 12px;
  font-family: inherit;
  font-size: 12px;
  line-height: 1.6;
  border-radius: 3px;
  resize: vertical;
}
.block-textarea:focus {
  outline: none;
  border-color: var(--acid);
}
.block-textarea.has-open-comment {
  border-left: 3px solid var(--acid);
}

.col-comments {
  background: var(--dark);
  border-left: 1px solid var(--mid);
  padding: 12px 14px;
  overflow-y: auto;
}

.comments-title {
  color: var(--acid);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin: 0 0 12px;
}

.comments-empty { color: var(--muted); font-size: 10px; font-style: italic; }

.autosave-bar {
  background: var(--dark);
  border-top: 1px solid var(--mid);
  color: var(--ink-dim);
  padding: 6px 16px;
  font-size: 10px;
  display: flex;
  justify-content: flex-end;
  align-items: center;
}
.autosave-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-tiny);
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.autosave-pill::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--muted);
}
.autosave-pill[data-state="saving"]::before { background: var(--acid); }
.autosave-pill[data-state="saved"]::before  { background: #4caf50; }
.autosave-pill[data-state="error"]::before  { background: var(--red); }

/* ---------- Mobile ---------- */

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--line-dim);
  color: var(--ink-dim);
  font-size: var(--fs-body);
  padding: 4px 10px;
  border-radius: 3px;
  cursor: pointer;
}
.admin-scrim { position: fixed; inset: 0; background: rgba(0,0,0,0.6); z-index: 40; }

@media (max-width: 768px) {
  .nav-toggle { display: inline-flex; }
  .admin-main { grid-template-columns: 1fr; }

  /* Left nav becomes an off-canvas drawer */
  .col-sections {
    position: fixed;
    top: 0; left: 0; bottom: 0;
    width: 78%;
    max-width: 300px;
    z-index: 50;
    border-right: 1px solid var(--line);
    transform: translateX(-100%);
    transition: transform var(--dur-base) var(--ease-out);
  }
  .col-sections.is-open { transform: translateX(0); }

  /* Comments become a bottom sheet */
  .col-comments {
    position: fixed;
    left: 0; right: 0; bottom: 0;
    max-height: 55vh;
    z-index: 50;
    border-top: 1px solid var(--line);
    border-left: none;
    transform: translateY(100%);
    transition: transform var(--dur-base) var(--ease-out);
  }
  .col-comments.is-open { transform: translateY(0); }

  @media (prefers-reduced-motion: reduce) {
    .col-sections, .col-comments { transition: none; }
  }
}

/* ---------- Magic link modal ---------- */

.gen-link-modal {
  background: var(--dark);
  border: 1px solid var(--line);
  color: #f0ede8;
  padding: 20px;
  border-radius: 4px;
  max-width: 480px;
  width: 90%;
  font-family: 'Space Mono', ui-monospace, monospace;
}
.gen-link-modal::backdrop { background: rgba(0,0,0,0.7); }
.gen-link-modal h3 {
  color: #d4ff00;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin: 0 0 16px;
}
.gen-link-form { display: flex; flex-direction: column; gap: 12px; }
.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 8px;
}
.gen-link-url {
  display: block;
  background: var(--black);
  padding: 8px;
  border-radius: 3px;
  margin: 6px 0;
  font-size: 11px;
  word-break: break-all;
  color: #d4ff00;
}

/* ---------- Theme panel ---------- */
.theme-modal {
  background: var(--dark);
  border: 1px solid var(--line);
  color: var(--ink);
  padding: 20px;
  border-radius: 4px;
  max-width: 420px;
  width: 90%;
  font-family: var(--font-ui);
}
.theme-modal::backdrop { background: rgba(0,0,0,0.7); }
.theme-modal h3 { color: var(--acid); font-size: 12px; text-transform: uppercase; letter-spacing: 2px; margin: 0 0 16px; }
.theme-form { display: flex; flex-direction: column; gap: 10px; }
.theme-row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.theme-modes { display: flex; gap: 6px; }
.theme-mode-btn {
  font-family: var(--font-ui); font-size: 11px; text-transform: uppercase; letter-spacing: 1px;
  background: var(--black); color: var(--muted); border: 1px solid var(--line);
  padding: 6px 14px; cursor: pointer;
}
.theme-mode-btn.active { color: var(--black); background: var(--acid); border-color: var(--acid); }
.theme-color { width: 44px; height: 36px; padding: 0; border: 1px solid var(--line); background: var(--black); cursor: pointer; }

/* Bottom-sheet on mobile (native <dialog> repositioned to the bottom edge) */
@media (max-width: 720px) {
  .theme-modal {
    position: fixed; inset: auto 0 0 0;   /* override UA dialog centering → pin to bottom edge */
    max-width: none; width: 100%;
    margin: 0;
    border-radius: 12px 12px 0 0;
  }
}

/* ---------- Phase 4: Comments panel ---------- */

.nav-count {
  background: var(--acid);
  color: var(--black);
  font-size: 9px;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 8px;
  margin-left: 6px;
}

.admin-cmt-card {
  background: var(--mid);
  border: 1px solid var(--line);
  border-left: 3px solid var(--acid);
  padding: 10px 12px;
  border-radius: 3px;
  margin-bottom: 10px;
  font-size: 11px;
  line-height: 1.5;
}

.admin-cmt-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 4px;
}

.admin-cmt-author {
  color: var(--acid);
  font-weight: 700;
  font-size: 10px;
}

.admin-cmt-date {
  color: var(--muted);
  font-size: 9px;
}

.admin-cmt-where {
  color: var(--muted);
  font-size: 9px;
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.admin-cmt-where strong {
  color: var(--ink-dim);
  font-weight: 700;
}

.admin-cmt-text {
  color: var(--ink);
  margin: 0 0 8px;
  white-space: pre-wrap;
}

.admin-cmt-replies {
  margin-left: 10px;
  border-left: 2px solid var(--line);
  padding-left: 8px;
  margin-bottom: 6px;
}

.admin-cmt-reply {
  margin-bottom: 4px;
  font-size: 10px;
}

.admin-cmt-actions {
  display: flex;
  gap: 6px;
  margin-top: 4px;
}

.admin-cmt-actions button {
  background: transparent;
  border: 1px solid var(--line-dim);
  color: var(--ink-dim);
  padding: 2px 8px;
  font-family: inherit;
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  cursor: pointer;
  border-radius: 2px;
}

.admin-cmt-actions button:hover {
  border-color: var(--acid);
  color: var(--acid);
}

.admin-cmt-actions button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.admin-cmt-reply-composer {
  margin-top: 6px;
  display: flex;
  gap: 4px;
  align-items: flex-start;
}

.admin-cmt-input {
  flex: 1;
  background: var(--black);
  border: 1px solid var(--line-dim);
  color: var(--ink);
  font-family: inherit;
  font-size: 10px;
  padding: 4px 6px;
  border-radius: 2px;
  resize: vertical;
}

.admin-cmt-input:focus {
  outline: none;
  border-color: var(--acid);
}

.admin-cmt-send {
  background: var(--acid);
  color: var(--black);
  border: none;
  padding: 4px 8px;
  font-family: inherit;
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 2px;
}

.admin-cmt-send:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ---------- States ---------- */
.skeleton {
  background: linear-gradient(90deg, var(--mid) 25%, #232323 37%, var(--mid) 63%);
  background-size: 400% 100%;
  animation: skeleton-shimmer 1.2s ease-in-out infinite;
  border-radius: 3px;
}
@keyframes skeleton-shimmer { 0% { background-position: 100% 0; } 100% { background-position: 0 0; } }
@media (prefers-reduced-motion: reduce) { .skeleton { animation: none; } }
.skeleton-line { height: 12px; margin: 8px 0; }

/* ---------- Toasts ---------- */
.toast-host {
  position: fixed;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 1000;
}
.toast {
  background: var(--dark);
  border: 1px solid var(--line);
  border-left: 3px solid var(--acid);
  color: var(--ink);
  padding: 10px 14px;
  border-radius: 3px;
  font-size: var(--fs-small);
  min-width: 200px;
  max-width: 360px;
  animation: toast-in var(--dur-base) var(--ease-out);
}
.toast--error { border-left-color: var(--red); }
@keyframes toast-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) { .toast { animation: none; } }

/* Inline confirm (resolve) */
.admin-cmt-confirm {
  display: flex;
  gap: 6px;
  align-items: center;
  margin-top: 6px;
  font-size: var(--fs-tiny);
}
.admin-cmt-confirm span { color: var(--ink-dim); }

/* Presentation editor */
.meta-head { display: flex; flex-direction: column; gap: 0.25rem; padding: 0.75rem; border-bottom: 1px solid var(--border, #2a2a2a); }
.sections-head { display: flex; justify-content: space-between; align-items: center; padding: 0.5rem 0.75rem; }
.rail-row { display: flex; align-items: center; gap: 0.25rem; padding: 0.4rem 0.5rem; border-radius: 0.4rem; }
.rail-row.active { background: rgba(250, 204, 21, 0.12); }
.rail-row.dragging { opacity: 0.5; }
.rail-label { flex: 1; text-align: left; background: none; border: none; color: inherit; cursor: pointer; font: inherit; padding: 0.2rem; }
.type-options { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.meta-input.input-invalid { border-color: #ef4444; }
.admin-cmt-confirm button {
  padding: 2px 8px;
  cursor: pointer;
  border-radius: 2px;
  font-family: inherit;
  font-size: var(--fs-micro);
  text-transform: uppercase;
}
.admin-cmt-confirm .yes { background: var(--acid); color: var(--black); border: none; }
.admin-cmt-confirm .no { background: transparent; color: var(--ink-dim); border: 1px solid var(--line); }

.kbd-hint { color: var(--ink-dim); font-size: var(--fs-body); cursor: default; }

/* App nav (4 áreas) — Sub-projeto A */
.app-nav { display: flex; gap: .25rem; align-items: center; flex-wrap: wrap; margin: 0 .75rem; }
.app-nav .nav-link {
  padding: .35rem .6rem; border-radius: 4px; font: inherit;
  color: var(--ink-dim, #c8c8c0); text-decoration: none; white-space: nowrap;
}
.app-nav .nav-link.is-active { color: var(--acid, #d4ff00); font-weight: 700; }
.app-nav .nav-link.is-soon { opacity: .45; cursor: not-allowed; }
.state-error {
  color: var(--red);
  font-size: var(--fs-small);
  display: flex; flex-direction: column; gap: 8px; align-items: flex-start;
}
.state-error button {
  background: var(--acid); color: var(--black); border: none;
  padding: 6px 12px; font-family: inherit; font-size: var(--fs-tiny);
  text-transform: uppercase; letter-spacing: 1px; cursor: pointer; border-radius: 3px;
}

/* ---------- Magic link type toggle ---------- */
.link-type { border: 1px solid var(--line); border-radius: 3px; padding: 8px 10px; display: flex; flex-direction: column; gap: 6px; }
.link-type legend { color: var(--muted); font-size: var(--fs-micro); text-transform: uppercase; letter-spacing: 1.5px; padding: 0 4px; }
.link-type label { display: flex; align-items: center; gap: 6px; font-size: var(--fs-small); color: var(--ink-dim); cursor: pointer; }
.link-type input { accent-color: var(--acid); }

.meta-input { width: 100%; background: var(--mid); border: 1px solid var(--line-dim); color: var(--ink); padding: 8px 10px; font-family: inherit; font-size: 13px; border-radius: 3px; }
.meta-input:focus { outline: none; border-color: var(--acid); }

.coll-editor { margin-top: 20px; border-top: 1px solid var(--line); padding-top: 12px; }
.coll-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.coll-title { color: var(--acid); font-size: var(--fs-micro); text-transform: uppercase; letter-spacing: 1.5px; }
.coll-item { display: flex; gap: 8px; align-items: flex-start; background: var(--mid); border: 1px solid var(--line); border-radius: 3px; padding: 8px; margin-bottom: 8px; }
.coll-item.dragging { opacity: 0.5; }
.coll-handle { cursor: grab; color: var(--muted); user-select: none; padding-top: 4px; }
.coll-fields { flex: 1; display: flex; flex-direction: column; gap: 6px; }
.coll-field-label { display: flex; flex-direction: column; gap: 2px; font-size: var(--fs-micro); text-transform: uppercase; letter-spacing: 1px; color: var(--muted); }
.coll-input { background: var(--black); border: 1px solid var(--line-dim); color: var(--ink); font-family: inherit; font-size: 12px; padding: 6px 8px; border-radius: 2px; resize: vertical; }
.coll-input:focus { outline: none; border-color: var(--acid); }
.coll-del { align-self: center; background: transparent; border: 1px solid var(--line-dim); color: var(--ink-dim); font-family: inherit; font-size: var(--fs-micro); text-transform: uppercase; padding: 4px 8px; border-radius: 2px; cursor: pointer; }
.coll-del:hover { border-color: var(--red); color: var(--red); }
.coll-empty { color: var(--muted); font-size: var(--fs-small); font-style: italic; padding: 4px 2px 0; }
.coll-move { display: flex; flex-direction: column; gap: 2px; }
.coll-move-btn { background: transparent; border: 1px solid var(--line-dim); color: var(--ink-dim); font-family: inherit; font-size: var(--fs-micro); line-height: 1; width: 22px; height: 16px; cursor: pointer; border-radius: 2px; padding: 0; }
.coll-move-btn:hover:not(:disabled) { border-color: var(--acid); color: var(--acid); }
.coll-move-btn:disabled { opacity: 0.35; cursor: not-allowed; }

@media (max-width: 768px) {
  .coll-item { flex-wrap: wrap; }
  .coll-fields { flex-basis: 100%; order: 3; }
  .coll-move { flex-direction: row; }
  .coll-del { align-self: flex-start; }
  .img-preview { max-width: 100%; }
}
.img-field { margin-top: 16px; display: flex; flex-direction: column; gap: 6px; }
.img-preview { max-width: 160px; max-height: 120px; border: 1px solid var(--line); border-radius: 3px; object-fit: cover; }
.img-field input[type="file"] { font-size: var(--fs-small); color: var(--ink-dim); }

/* Presentation manager */
.pres-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.5rem; }
.pres-row { display: flex; justify-content: space-between; align-items: center; gap: 1rem;
  padding: 0.75rem 1rem; border: 1px solid var(--border, #2a2a2a); border-radius: 0.5rem; flex-wrap: wrap; }
.pres-meta { display: flex; flex-direction: column; }
.pres-sub { font-size: 0.8rem; opacity: 0.7; }
.pres-actions { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.import-preview { margin: 0.75rem 0; font-size: 0.9rem; max-height: 200px; overflow: auto; }
.import-preview ul { margin: 0.25rem 0 0; padding-left: 1.25rem; }

/* ---------- Presentation editor: live preview ---------- */
.admin-main--editor { grid-template-columns: 220px minmax(0, 1fr) minmax(320px, 0.95fr); }
.col-preview { background: var(--black); border-left: 1px solid var(--mid); overflow: hidden; }
.preview-frame { width: 100%; height: 100%; border: 0; background: var(--black); display: block; }

@media (max-width: 960px) {
  .admin-main--editor { grid-template-columns: 220px 1fr; }
  .col-preview {
    position: fixed; top: 0; right: 0; bottom: 0;
    width: 82%; max-width: 420px; z-index: 50;
    border-left: 1px solid var(--line);
    transform: translateX(100%); transition: transform 0.25s var(--ease-out);
  }
  .col-preview.is-open { transform: translateX(0); }
}
@media (max-width: 768px) { .admin-main--editor { grid-template-columns: 1fr; } }
@media (prefers-reduced-motion: reduce) { .col-preview { transition: none; } }