/* ===== Editor Page ===== */
.editor-container {
  max-width: 900px;
  margin: 0 auto;
  padding: calc(var(--spacing) * 36) calc(var(--spacing) * 6) calc(var(--spacing) * 16);
}

.editor-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: calc(var(--spacing) * 8);
  flex-wrap: wrap;
  gap: calc(var(--spacing) * 4);
}

.editor-page-title {
  font-size: 2.25rem;
  font-weight: 700;
}

.editor-actions {
  display: flex;
  gap: calc(var(--spacing) * 3);
}

.btn-primary-action, .btn-secondary-action, .btn-draft-action {
  padding: calc(var(--spacing) * 2.5) calc(var(--spacing) * 6);
  border-radius: 0.5rem;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s;
  border: none;
}

.btn-primary-action {
  background-color: var(--color-primary);
  color: #fff;
}

.dark .btn-primary-action {
  background-color: var(--color-primary-dark);
  color: var(--color-background-dark);
}

.btn-secondary-action {
  background-color: transparent;
  border: 1px solid;
  border-color: color-mix(in oklab, var(--color-foreground) 30%, transparent);
  color: inherit;
}

.dark .btn-secondary-action {
  border-color: color-mix(in oklab, var(--color-foreground-dark) 30%, transparent);
}

.btn-draft-action {
  background-color: #D97706;
  color: #fff;
}

.dark .btn-draft-action {
  background-color: #F59E0B;
  color: #1a1a1a;
}

@media (hover: hover) {
  .btn-primary-action:hover, .btn-secondary-action:hover, .btn-draft-action:hover {
    opacity: 0.75;
  }
}

/* ===== Editor Form ===== */
.editor-form {
  display: flex;
  flex-direction: column;
  gap: calc(var(--spacing) * 5);
}

.editor-title-input {
  font-size: 2rem;
  font-weight: 700;
  padding: calc(var(--spacing) * 3) 0;
  border: none;
  border-bottom: 2px solid;
  border-color: color-mix(in oklab, var(--color-foreground) 15%, transparent);
  background: transparent;
  color: inherit;
  outline: none;
  width: 100%;
  font-family: var(--font-sans);
}

.dark .editor-title-input {
  border-color: color-mix(in oklab, var(--color-foreground-dark) 15%, transparent);
}

.editor-title-input:focus {
  border-color: var(--color-primary);
}

.dark .editor-title-input:focus {
  border-color: var(--color-primary-dark);
}

.editor-title-input::placeholder,
.editor-description-input::placeholder {
  color: color-mix(in oklab, var(--color-foreground) 40%, transparent);
}

.dark .editor-title-input::placeholder,
.dark .editor-description-input::placeholder {
  color: color-mix(in oklab, var(--color-foreground-dark) 40%, transparent);
}

.editor-description-input {
  font-size: 1.1rem;
  padding: calc(var(--spacing) * 3);
  border: 1px solid;
  border-color: color-mix(in oklab, var(--color-foreground) 15%, transparent);
  border-radius: 0.5rem;
  background: transparent;
  color: inherit;
  outline: none;
  width: 100%;
  font-family: var(--font-sans);
}

.dark .editor-description-input {
  border-color: color-mix(in oklab, var(--color-foreground-dark) 15%, transparent);
}

.editor-description-input:focus {
  border-color: var(--color-primary);
}

.dark .editor-description-input:focus {
  border-color: var(--color-primary-dark);
}

/* ===== Cover Image ===== */
.cover-image-section {
  display: flex;
  flex-direction: column;
  gap: calc(var(--spacing) * 2);
}

.cover-label {
  font-size: 0.875rem;
  font-weight: 600;
  opacity: 0.7;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.cover-upload-area {
  border: 2px dashed;
  border-color: color-mix(in oklab, var(--color-foreground) 20%, transparent);
  border-radius: 0.75rem;
  padding: calc(var(--spacing) * 6);
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  position: relative;
  min-height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.dark .cover-upload-area {
  border-color: color-mix(in oklab, var(--color-foreground-dark) 20%, transparent);
}

.cover-upload-area:hover,
.cover-upload-area.drag-over {
  border-color: var(--color-primary);
  background: color-mix(in oklab, var(--color-primary) 5%, transparent);
}

.dark .cover-upload-area:hover,
.dark .cover-upload-area.drag-over {
  border-color: var(--color-primary-dark);
  background: color-mix(in oklab, var(--color-primary-dark) 5%, transparent);
}

.cover-upload-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: calc(var(--spacing) * 2);
  opacity: 0.6;
  font-size: 0.875rem;
  text-align: center;
}

.cover-upload-placeholder svg {
  opacity: 0.5;
}

.cover-preview {
  display: none;
  border-radius: 0.75rem;
  overflow: hidden;
  width: 100%;
}

.cover-preview img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 0.75rem;
}

/* ===== Toolbar ===== */
.editor-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: calc(var(--spacing) * 1);
  padding: calc(var(--spacing) * 2);
  border: 1px solid;
  border-color: color-mix(in oklab, var(--color-foreground) 15%, transparent);
  border-radius: 0.5rem 0.5rem 0 0;
  background: color-mix(in oklab, var(--color-foreground) 5%, transparent);
  position: sticky;
  top: 4.5rem;
  z-index: 10;
}

.dark .editor-toolbar {
  border-color: color-mix(in oklab, var(--color-foreground-dark) 15%, transparent);
  background: color-mix(in oklab, var(--color-foreground-dark) 5%, transparent);
}

.editor-toolbar button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 0.25rem;
  font-size: 0.875rem;
  transition: background-color 0.1s;
}

@media (hover: hover) {
  .editor-toolbar button:hover {
    background: color-mix(in oklab, var(--color-foreground) 15%, transparent);
  }

  .dark .editor-toolbar button:hover {
    background: color-mix(in oklab, var(--color-foreground-dark) 15%, transparent);
  }
}

.toolbar-divider {
  width: 1px;
  height: 1.5rem;
  background: color-mix(in oklab, var(--color-foreground) 15%, transparent);
  margin: 0.25rem calc(var(--spacing) * 1);
  align-self: center;
}

.dark .toolbar-divider {
  background: color-mix(in oklab, var(--color-foreground-dark) 15%, transparent);
}

/* ===== Editor Content Area ===== */
.editor-content {
  min-height: 500px;
  padding: calc(var(--spacing) * 6);
  border: 1px solid;
  border-top: none;
  border-color: color-mix(in oklab, var(--color-foreground) 15%, transparent);
  border-radius: 0 0 0.5rem 0.5rem;
  outline: none;
  font-size: 1.1rem;
  line-height: 1.8;
  font-family: var(--font-sans);
}

.dark .editor-content {
  border-color: color-mix(in oklab, var(--color-foreground-dark) 15%, transparent);
}

.editor-content:empty::before {
  content: attr(data-placeholder);
  color: color-mix(in oklab, var(--color-foreground) 35%, transparent);
  pointer-events: none;
}

.dark .editor-content:empty::before {
  color: color-mix(in oklab, var(--color-foreground-dark) 35%, transparent);
}

.editor-content h2 { font-size: 1.8rem; font-weight: 700; margin: 1.5rem 0 0.75rem; }
.editor-content h3 { font-size: 1.5rem; font-weight: 600; margin: 1.25rem 0 0.5rem; }
.editor-content h4 { font-size: 1.25rem; font-weight: 600; margin: 1rem 0 0.5rem; }
.editor-content p { margin: 0.75rem 0; }
.editor-content blockquote {
  border-left: 3px solid var(--color-primary);
  padding-left: 1rem;
  margin: 1rem 0;
  opacity: 0.85;
  font-style: italic;
}
.dark .editor-content blockquote {
  border-left-color: var(--color-primary-dark);
}
.editor-content ul, .editor-content ol {
  padding-left: 1.5rem;
  margin: 0.75rem 0;
}
.editor-content ul { list-style: disc; }
.editor-content ol { list-style: decimal; }
.editor-content li { margin: 0.25rem 0; }
.editor-content pre {
  background: color-mix(in oklab, var(--color-foreground) 8%, transparent);
  border-radius: 0.375rem;
  padding: 1rem;
  margin: 1rem 0;
  overflow-x: auto;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.9rem;
  line-height: 1.6;
}
.dark .editor-content pre {
  background: color-mix(in oklab, var(--color-foreground-dark) 8%, transparent);
}
.editor-content code {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.875em;
  background: color-mix(in oklab, var(--color-foreground) 8%, transparent);
  padding: 0.15em 0.35em;
  border-radius: 0.2rem;
}
.dark .editor-content code {
  background: color-mix(in oklab, var(--color-foreground-dark) 8%, transparent);
}
.editor-content pre code {
  background: none;
  padding: 0;
}
.editor-content a {
  color: var(--color-primary);
  text-decoration: underline;
}
.dark .editor-content a {
  color: var(--color-primary-dark);
}
.editor-content img {
  max-width: 100%;
  border-radius: 0.5rem;
  margin: 1rem auto;
  display: block;
}

/* ===== Post Detail Page ===== */
.post-detail-container {
  max-width: 800px;
  margin: 0 auto;
  padding-top: calc(var(--spacing) * 36);
  padding-bottom: calc(var(--spacing) * 16);
}

.post-detail-header {
  margin-bottom: calc(var(--spacing) * 8);
}

.post-detail-title {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: calc(var(--spacing) * 4);
}

@media (min-width: 48rem) {
  .post-detail-title {
    font-size: 3rem;
  }
}

.post-detail-date {
  font-size: 0.9rem;
  opacity: 0.6;
  text-transform: uppercase;
  letter-spacing: -0.025em;
}

.post-detail-actions {
  display: flex;
  gap: calc(var(--spacing) * 3);
  margin-top: calc(var(--spacing) * 4);
}

.btn-edit, .btn-delete {
  padding: calc(var(--spacing) * 1.5) calc(var(--spacing) * 4);
  border-radius: 0.375rem;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s;
  border: 1px solid;
}

.btn-edit {
  background: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.dark .btn-edit {
  border-color: var(--color-primary-dark);
  color: var(--color-primary-dark);
}

.btn-delete {
  background: transparent;
  border-color: #e53e3e;
  color: #e53e3e;
}

@media (hover: hover) {
  .btn-edit:hover { opacity: 0.7; }
  .btn-delete:hover { opacity: 0.7; }
}

.post-detail-cover {
  width: 100%;
  border-radius: 0.75rem;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  margin-bottom: calc(var(--spacing) * 8);
}

.post-detail-body {
  font-size: 1.15rem;
  line-height: 1.85;
}

.post-detail-body h2 { font-size: 1.8rem; font-weight: 700; margin: 2rem 0 0.75rem; }
.post-detail-body h3 { font-size: 1.5rem; font-weight: 600; margin: 1.5rem 0 0.5rem; }
.post-detail-body h4 { font-size: 1.25rem; font-weight: 600; margin: 1.25rem 0 0.5rem; }
.post-detail-body p { margin: 0.8rem 0; }
.post-detail-body blockquote {
  border-left: 3px solid var(--color-primary);
  padding-left: 1rem;
  margin: 1rem 0;
  opacity: 0.85;
  font-style: italic;
}
.dark .post-detail-body blockquote {
  border-left-color: var(--color-primary-dark);
}
.post-detail-body ul, .post-detail-body ol {
  padding-left: 1.5rem;
  margin: 0.75rem 0;
}
.post-detail-body ul { list-style: disc; }
.post-detail-body ol { list-style: decimal; }
.post-detail-body li { margin: 0.35rem 0; }
.post-detail-body pre {
  background: color-mix(in oklab, var(--color-foreground) 8%, transparent);
  border-radius: 0.375rem;
  padding: 1rem;
  margin: 1rem 0;
  overflow-x: auto;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.9rem;
}
.dark .post-detail-body pre {
  background: color-mix(in oklab, var(--color-foreground-dark) 8%, transparent);
}
.post-detail-body code {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.875em;
  background: color-mix(in oklab, var(--color-foreground) 8%, transparent);
  padding: 0.15em 0.35em;
  border-radius: 0.2rem;
}
.dark .post-detail-body code {
  background: color-mix(in oklab, var(--color-foreground-dark) 8%, transparent);
}
.post-detail-body pre code { background: none; padding: 0; }
.post-detail-body a {
  color: var(--color-primary);
  text-decoration: underline;
}
.dark .post-detail-body a {
  color: var(--color-primary-dark);
}
.post-detail-body img {
  max-width: 100%;
  border-radius: 0.5rem;
  margin: 1rem auto;
  display: block;
}

/* ===== Write Button (FAB on index) ===== */
.fab-write {
  position: fixed;
  bottom: calc(var(--spacing) * 8);
  right: calc(var(--spacing) * 8);
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 50%;
  background-color: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  transition: transform 0.15s, opacity 0.15s;
  z-index: 30;
  cursor: pointer;
  border: none;
}

.dark .fab-write {
  background-color: var(--color-primary-dark);
  color: var(--color-background-dark);
}

@media (hover: hover) {
  .fab-write:hover {
    transform: scale(1.1);
    opacity: 0.9;
  }
}

/* ===== Toast notification ===== */
.toast {
  position: fixed;
  bottom: calc(var(--spacing) * 8);
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--color-foreground);
  color: var(--color-background);
  padding: calc(var(--spacing) * 3) calc(var(--spacing) * 6);
  border-radius: 0.5rem;
  font-weight: 600;
  font-size: 0.95rem;
  z-index: 100;
  opacity: 0;
  transition: transform 0.3s, opacity 0.3s;
  pointer-events: none;
}

.dark .toast {
  background: var(--color-foreground-dark);
  color: var(--color-background-dark);
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* ===== Login Page ===== */
.login-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 5rem);
  padding: calc(var(--spacing) * 4);
}

.login-card {
  width: 100%;
  max-width: 400px;
  padding: calc(var(--spacing) * 10);
  border: 1px solid;
  border-color: color-mix(in oklab, var(--color-foreground) 12%, transparent);
  border-radius: 1rem;
  background: color-mix(in oklab, var(--color-foreground) 3%, transparent);
}

.dark .login-card {
  border-color: color-mix(in oklab, var(--color-foreground-dark) 12%, transparent);
  background: color-mix(in oklab, var(--color-foreground-dark) 3%, transparent);
}

.login-title {
  font-size: 1.75rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: calc(var(--spacing) * 8);
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: calc(var(--spacing) * 5);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: calc(var(--spacing) * 2);
}

.form-label {
  font-size: 0.875rem;
  font-weight: 600;
  opacity: 0.8;
}

.form-input {
  padding: calc(var(--spacing) * 3) calc(var(--spacing) * 4);
  font-size: 1rem;
  border: 1px solid;
  border-color: color-mix(in oklab, var(--color-foreground) 20%, transparent);
  border-radius: 0.5rem;
  background: transparent;
  color: inherit;
  outline: none;
  font-family: var(--font-sans);
  transition: border-color 0.15s;
}

.dark .form-input {
  border-color: color-mix(in oklab, var(--color-foreground-dark) 20%, transparent);
}

.form-input:focus {
  border-color: var(--color-primary);
}

.dark .form-input:focus {
  border-color: var(--color-primary-dark);
}

.form-input::placeholder {
  color: color-mix(in oklab, var(--color-foreground) 35%, transparent);
}

.dark .form-input::placeholder {
  color: color-mix(in oklab, var(--color-foreground-dark) 35%, transparent);
}

.login-error {
  color: #e53e3e;
  font-size: 0.875rem;
  min-height: 1.25rem;
  text-align: center;
  margin: 0;
}

.btn-login {
  padding: calc(var(--spacing) * 3) calc(var(--spacing) * 6);
  border-radius: 0.5rem;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  background-color: var(--color-primary);
  color: #fff;
  transition: opacity 0.15s;
}

.dark .btn-login {
  background-color: var(--color-primary-dark);
  color: var(--color-background-dark);
}

@media (hover: hover) {
  .btn-login:hover {
    opacity: 0.8;
  }
}

/* ===== Drafts Section ===== */
.drafts-section {
  margin-top: calc(var(--spacing) * 12);
  padding-top: calc(var(--spacing) * 8);
  border-top: 1px solid color-mix(in oklab, var(--color-foreground) 12%, transparent);
}

.dark .drafts-section {
  border-top-color: color-mix(in oklab, var(--color-foreground-dark) 12%, transparent);
}

.drafts-heading {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: calc(var(--spacing) * 4);
  opacity: 0.8;
}

.drafts-list {
  display: flex;
  flex-direction: column;
  gap: calc(var(--spacing) * 2);
}

.draft-item {
  border: 1px solid color-mix(in oklab, var(--color-foreground) 10%, transparent);
  border-radius: 0.5rem;
  transition: border-color 0.15s;
}

.dark .draft-item {
  border-color: color-mix(in oklab, var(--color-foreground-dark) 10%, transparent);
}

@media (hover: hover) {
  .draft-item:hover {
    border-color: var(--color-primary);
  }
  .dark .draft-item:hover {
    border-color: var(--color-primary-dark);
  }
}

.draft-link {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: calc(var(--spacing) * 3) calc(var(--spacing) * 4);
  gap: calc(var(--spacing) * 4);
}

.draft-title {
  font-weight: 500;
  font-size: 1rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.draft-date {
  font-size: 0.8rem;
  opacity: 0.5;
  white-space: nowrap;
}