/* ============================================================
   T1 DIGITAL · BANCO DE PROMPTS
   Stylesheet · Identidade Visual Oficial T1
   Tokens espelhados do t1-estrategia-inicial para consistência
   ============================================================ */

/* ============================================================
   1. VARIÁVEIS
   ============================================================ */
:root {
  --t1-azul-primario: #003058;
  --t1-azul-secundario: #02518C;
  --t1-azul-profundo: #001A33;

  --t1-surface-1: #052844;
  --t1-surface-2: #0A3356;
  --t1-surface-3: #13406B;

  --t1-border-1: #1A476E;
  --t1-border-2: #245586;

  --t1-laranja: #E76353;
  --t1-laranja-hover: #c44b3b;

  --t1-verde: #22C55E;
  --t1-verde-escuro: #16A34A;

  --t1-vermelho: #EF4444;
  --t1-ambar: #F59E0B;

  --t1-branco: #FFFFFF;
  --t1-branco-opaco: rgba(255, 255, 255, 0.55);
  --t1-branco-sutil: rgba(255, 255, 255, 0.35);
  --t1-branco-card: rgba(255, 255, 255, 0.04);
  --t1-branco-hover: rgba(255, 255, 255, 0.08);

  --t1-font: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --t1-font-mono: 'JetBrains Mono', 'SF Mono', Menlo, Consolas, monospace;

  --t1-space-xs: 4px;
  --t1-space-sm: 8px;
  --t1-space-md: 16px;
  --t1-space-lg: 24px;
  --t1-space-xl: 40px;
  --t1-space-xxl: 64px;

  --t1-radius-sm: 8px;
  --t1-radius-md: 12px;
  --t1-radius-lg: 20px;
  --t1-radius-pill: 999px;

  --t1-shadow-card: 0 4px 24px rgba(0, 0, 0, 0.35);
  --t1-shadow-card-hover: 0 8px 32px rgba(0, 0, 0, 0.45);
  --t1-glow-laranja: 0 0 24px rgba(231, 99, 83, 0.35);
  --t1-glow-azul: 0 0 24px rgba(2, 81, 140, 0.4);
  --t1-glow-verde: 0 0 24px rgba(34, 197, 94, 0.35);

  --t1-transition: 200ms cubic-bezier(0.4, 0, 0.2, 1);

  --t1-sidebar-width: 340px;
  --t1-topbar-height: 64px;
  --t1-actionsbar-height: 64px;
}

/* ============================================================
   2. RESET
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body { height: 100%; width: 100%; overflow: hidden; }

body {
  font-family: var(--t1-font);
  font-weight: 400;
  font-size: 14px;
  line-height: 1.5;
  color: var(--t1-branco);
  background: var(--t1-azul-profundo);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(circle at 15% 20%, rgba(2, 81, 140, 0.25) 0%, transparent 45%),
    radial-gradient(circle at 85% 80%, rgba(0, 48, 88, 0.35) 0%, transparent 50%),
    radial-gradient(circle at 50% 100%, rgba(231, 99, 83, 0.08) 0%, transparent 60%);
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 48px 48px;
}

button {
  font-family: inherit;
  cursor: pointer;
}

input, textarea, select {
  font-family: inherit;
}

/* ============================================================
   3. TOPBAR
   ============================================================ */
.topbar {
  position: relative;
  z-index: 10;
  height: var(--t1-topbar-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--t1-space-xl);
  background: linear-gradient(180deg, var(--t1-surface-1) 0%, var(--t1-azul-profundo) 100%);
  border-bottom: 1px solid var(--t1-border-1);
  box-shadow: var(--t1-shadow-card);
}

.brand { display: flex; align-items: center; gap: var(--t1-space-md); }

.brand-mark {
  font-family: var(--t1-font);
  font-weight: 900;
  font-size: 28px;
  letter-spacing: -0.02em;
  color: var(--t1-laranja);
  line-height: 1;
  text-shadow: var(--t1-glow-laranja);
}

.brand-divider { width: 1px; height: 24px; background: var(--t1-border-2); }

.brand-name {
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--t1-branco);
  text-transform: uppercase;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: var(--t1-space-sm);
}

.topbar-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  font-size: 12px;
  font-weight: 600;
  color: var(--t1-branco-opaco);
  text-decoration: none;
  border: 1px solid var(--t1-border-1);
  border-radius: var(--t1-radius-sm);
  background: var(--t1-surface-2);
  transition: var(--t1-transition);
}

.topbar-link:hover {
  color: var(--t1-branco);
  border-color: var(--t1-laranja);
  background: rgba(231, 99, 83, 0.08);
}

.topbar-link svg { width: 14px; height: 14px; }

/* ============================================================
   4. APP SHELL — CONSULTA
   ============================================================ */
.app-shell {
  position: relative;
  z-index: 5;
  display: grid;
  grid-template-columns: var(--t1-sidebar-width) 1fr;
  height: calc(100vh - var(--t1-topbar-height));
  width: 100%;
}

/* ============================================================
   5. SIDEBAR (CONSULTA)
   ============================================================ */
.sidebar {
  background: var(--t1-surface-1);
  border-right: 1px solid var(--t1-border-1);
  overflow-y: auto;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
}

.sidebar::-webkit-scrollbar,
.viewer::-webkit-scrollbar,
.config-main::-webkit-scrollbar { width: 8px; }

.sidebar::-webkit-scrollbar-track,
.viewer::-webkit-scrollbar-track,
.config-main::-webkit-scrollbar-track { background: var(--t1-azul-profundo); }

.sidebar::-webkit-scrollbar-thumb,
.viewer::-webkit-scrollbar-thumb,
.config-main::-webkit-scrollbar-thumb { background: var(--t1-border-2); border-radius: 4px; }

.sidebar::-webkit-scrollbar-thumb:hover,
.viewer::-webkit-scrollbar-thumb:hover,
.config-main::-webkit-scrollbar-thumb:hover { background: var(--t1-azul-secundario); }

/* Busca sticky no topo da sidebar */
.sb-search {
  position: sticky;
  top: 0;
  z-index: 5;
  padding: var(--t1-space-md) var(--t1-space-md) var(--t1-space-sm);
  background: linear-gradient(180deg, var(--t1-surface-1) 85%, rgba(5,40,68,0) 100%);
  border-bottom: 1px solid var(--t1-border-1);
}

.sb-search-input {
  width: 100%;
  background: var(--t1-azul-profundo);
  border: 1px solid var(--t1-border-1);
  border-radius: var(--t1-radius-sm);
  padding: 10px 12px 10px 34px;
  font-size: 13px;
  font-weight: 500;
  color: var(--t1-branco);
  transition: var(--t1-transition);
  background-image: url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23ffffff88' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='m20 20-4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: 11px center;
}

.sb-search-input::placeholder {
  color: var(--t1-branco-sutil);
  font-weight: 400;
}

.sb-search-input:focus {
  outline: none;
  border-color: var(--t1-azul-secundario);
  box-shadow: 0 0 0 3px rgba(2, 81, 140, 0.25);
}

.sb-counter {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--t1-branco-sutil);
  margin-top: 8px;
  padding: 0 2px;
}

/* Lista categorizada */
.sb-list {
  padding: var(--t1-space-sm) var(--t1-space-md) var(--t1-space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--t1-space-sm);
}

.sb-category {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sb-category-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 8px 6px;
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--t1-laranja);
  border: none;
  background: transparent;
  width: 100%;
  text-align: left;
  cursor: pointer;
  user-select: none;
  transition: var(--t1-transition);
}

.sb-category-head:hover { color: var(--t1-laranja-hover); }

.sb-category-head-label { flex: 1; }

.sb-category-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 18px;
  padding: 0 6px;
  font-size: 10px;
  font-weight: 700;
  color: var(--t1-branco-opaco);
  background: var(--t1-surface-3);
  border: 1px solid var(--t1-border-1);
  border-radius: var(--t1-radius-pill);
  letter-spacing: 0;
}

.sb-category-chevron {
  width: 12px;
  height: 12px;
  color: var(--t1-branco-sutil);
  transition: transform var(--t1-transition);
}

.sb-category.is-collapsed .sb-category-chevron {
  transform: rotate(-90deg);
}

.sb-category.is-collapsed .sb-category-body {
  display: none;
}

.sb-category-body {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

/* Botão de prompt na sidebar */
.sb-prompt {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--t1-radius-sm);
  color: var(--t1-branco-opaco);
  font-size: 13px;
  font-weight: 500;
  text-align: left;
  width: 100%;
  cursor: pointer;
  transition: var(--t1-transition);
  line-height: 1.35;
}

.sb-prompt:hover {
  background: var(--t1-branco-hover);
  color: var(--t1-branco);
  border-color: var(--t1-border-1);
}

.sb-prompt.is-active {
  background: rgba(231, 99, 83, 0.12);
  border-color: var(--t1-laranja);
  color: var(--t1-branco);
  box-shadow: 0 0 0 1px rgba(231, 99, 83, 0.15);
}

.sb-prompt-dot {
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--t1-border-2);
  transition: var(--t1-transition);
}

.sb-prompt:hover .sb-prompt-dot { background: var(--t1-azul-secundario); }

.sb-prompt.is-active .sb-prompt-dot {
  background: var(--t1-laranja);
  box-shadow: 0 0 8px var(--t1-laranja);
}

.sb-prompt-label {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sb-empty {
  padding: var(--t1-space-xl) var(--t1-space-md);
  text-align: center;
  color: var(--t1-branco-sutil);
  font-size: 12px;
  font-style: italic;
}

/* ============================================================
   6. VIEWER (CONSULTA - centro)
   ============================================================ */
.viewer {
  background: var(--t1-azul-profundo);
  overflow-y: auto;
  overflow-x: hidden;
  padding: var(--t1-space-xl);
}

.viewer-inner {
  max-width: 880px;
  margin: 0 auto;
}

/* Estado vazio (nenhum prompt selecionado) */
.viewer-welcome {
  position: relative;
  padding: var(--t1-space-xxl) var(--t1-space-xl);
  background: var(--t1-branco-card);
  border: 1px solid var(--t1-border-1);
  border-radius: var(--t1-radius-lg);
  text-align: center;
  overflow: hidden;
  box-shadow: var(--t1-shadow-card);
}

.viewer-watermark {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-weight: 900;
  font-size: 220px;
  color: rgba(231, 99, 83, 0.04);
  letter-spacing: -0.05em;
  pointer-events: none;
  user-select: none;
  z-index: 0;
}

.viewer-welcome-tag {
  position: relative;
  z-index: 1;
  display: inline-block;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--t1-laranja);
  margin-bottom: 16px;
}

.viewer-welcome h1 {
  position: relative;
  z-index: 1;
  font-weight: 900;
  font-size: 36px;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: var(--t1-space-md);
  color: var(--t1-branco);
}

.viewer-welcome p {
  position: relative;
  z-index: 1;
  font-size: 15px;
  color: var(--t1-branco-opaco);
  max-width: 560px;
  margin: 0 auto var(--t1-space-lg);
  line-height: 1.6;
}

.viewer-welcome-divider {
  position: relative;
  z-index: 1;
  width: 80px;
  height: 3px;
  margin: var(--t1-space-lg) auto;
  background: linear-gradient(90deg, transparent 0%, var(--t1-laranja) 50%, transparent 100%);
  border-radius: var(--t1-radius-pill);
}

.viewer-welcome-hints {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--t1-space-md);
  max-width: 640px;
  margin: var(--t1-space-lg) auto 0;
}

.viewer-hint {
  padding: var(--t1-space-md);
  background: var(--t1-surface-1);
  border: 1px solid var(--t1-border-1);
  border-radius: var(--t1-radius-sm);
  text-align: left;
}

.viewer-hint-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: var(--t1-laranja);
  color: var(--t1-branco);
  font-weight: 900;
  font-size: 11px;
  border-radius: var(--t1-radius-pill);
  margin-bottom: 8px;
  box-shadow: var(--t1-glow-laranja);
}

.viewer-hint-text {
  font-size: 12px;
  color: var(--t1-branco-opaco);
  line-height: 1.5;
}

/* Estado com prompt selecionado */
.viewer-doc {
  background: var(--t1-branco-card);
  border: 1px solid var(--t1-border-1);
  border-radius: var(--t1-radius-lg);
  overflow: hidden;
  box-shadow: var(--t1-shadow-card);
}

.viewer-head {
  padding: var(--t1-space-lg) var(--t1-space-xl);
  border-bottom: 1px solid var(--t1-border-1);
  background: linear-gradient(180deg, var(--t1-surface-2) 0%, transparent 100%);
}

.viewer-category-tag {
  display: inline-block;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--t1-laranja);
  margin-bottom: 8px;
}

.viewer-title {
  font-size: 24px;
  font-weight: 900;
  letter-spacing: -0.015em;
  line-height: 1.2;
  color: var(--t1-branco);
  margin: 0;
}

.viewer-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 10px;
  font-size: 11px;
  color: var(--t1-branco-sutil);
  font-weight: 500;
  letter-spacing: 0.02em;
}

.viewer-meta-dot { width: 3px; height: 3px; border-radius: 50%; background: var(--t1-border-2); }

.viewer-actions {
  padding: var(--t1-space-md) var(--t1-space-xl);
  border-bottom: 1px solid var(--t1-border-1);
  display: flex;
  align-items: center;
  gap: var(--t1-space-sm);
  background: var(--t1-surface-1);
}

.viewer-body {
  padding: var(--t1-space-xl);
}

.viewer-content {
  width: 100%;
  min-height: 400px;
  background: var(--t1-azul-profundo);
  border: 1px solid var(--t1-border-1);
  border-radius: var(--t1-radius-sm);
  padding: 20px 22px;
  font-family: var(--t1-font-mono);
  font-size: 13px;
  font-weight: 400;
  line-height: 1.65;
  color: var(--t1-branco);
  white-space: pre-wrap;
  word-break: break-word;
  resize: vertical;
}

.viewer-content:focus {
  outline: none;
  border-color: var(--t1-azul-secundario);
  box-shadow: 0 0 0 3px rgba(2, 81, 140, 0.25);
}

/* ============================================================
   7. BOTÕES PADRÃO (sb-btn)
   ============================================================ */
.sb-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 16px;
  font-family: var(--t1-font);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.02em;
  border-radius: var(--t1-radius-sm);
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--t1-transition);
  user-select: none;
  text-transform: uppercase;
  white-space: nowrap;
}

.sb-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none !important;
}

.sb-btn svg { width: 14px; height: 14px; }

.sb-btn-primary {
  background: var(--t1-laranja);
  color: var(--t1-branco);
  border-color: var(--t1-laranja);
  box-shadow: var(--t1-glow-laranja);
}

.sb-btn-primary:hover:not(:disabled) {
  background: var(--t1-laranja-hover);
  border-color: var(--t1-laranja-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(231, 99, 83, 0.45);
}

.sb-btn-ghost {
  background: transparent;
  color: var(--t1-branco-opaco);
  border-color: var(--t1-border-1);
}

.sb-btn-ghost:hover:not(:disabled) {
  border-color: var(--t1-laranja);
  color: var(--t1-laranja);
  background: rgba(231, 99, 83, 0.05);
}

.sb-btn-danger {
  background: transparent;
  color: var(--t1-vermelho);
  border-color: rgba(239, 68, 68, 0.35);
}

.sb-btn-danger:hover:not(:disabled) {
  background: rgba(239, 68, 68, 0.1);
  border-color: var(--t1-vermelho);
}

.sb-btn-success {
  background: var(--t1-verde);
  color: var(--t1-branco);
  border-color: var(--t1-verde);
  box-shadow: var(--t1-glow-verde);
}

.sb-btn.is-success {
  background: var(--t1-verde) !important;
  color: var(--t1-branco) !important;
  border-color: var(--t1-verde) !important;
  box-shadow: var(--t1-glow-verde);
}

/* ============================================================
   8. CONFIG — layout
   ============================================================ */
.config-shell {
  position: relative;
  z-index: 5;
  height: calc(100vh - var(--t1-topbar-height));
  overflow-y: auto;
  overflow-x: hidden;
}

.config-main {
  max-width: 920px;
  margin: 0 auto;
  padding: var(--t1-space-xl) var(--t1-space-xl) var(--t1-space-xxl);
}

.config-hero {
  margin-bottom: var(--t1-space-lg);
}

.config-hero-tag {
  display: inline-block;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--t1-laranja);
  margin-bottom: 8px;
}

.config-hero h1 {
  font-size: 28px;
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--t1-branco);
  margin-bottom: 6px;
}

.config-hero p {
  font-size: 14px;
  color: var(--t1-branco-opaco);
  line-height: 1.6;
  max-width: 640px;
}

/* Bloco "Adicionar novo" */
.config-new {
  background: var(--t1-branco-card);
  border: 1px solid var(--t1-border-1);
  border-radius: var(--t1-radius-md);
  overflow: hidden;
  margin-bottom: var(--t1-space-xl);
  transition: var(--t1-transition);
}

.config-new.is-open {
  border-color: var(--t1-laranja);
  box-shadow: var(--t1-glow-laranja);
}

.config-new-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  background: transparent;
  border: none;
  color: var(--t1-branco);
  font-family: var(--t1-font);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  text-align: left;
  cursor: pointer;
  transition: var(--t1-transition);
}

.config-new-toggle:hover { background: var(--t1-branco-hover); }

.config-new-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  background: var(--t1-laranja);
  color: var(--t1-branco);
  border-radius: var(--t1-radius-pill);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 900;
  line-height: 1;
  box-shadow: var(--t1-glow-laranja);
  transition: var(--t1-transition);
}

.config-new.is-open .config-new-icon {
  transform: rotate(45deg);
}

.config-new-label { flex: 1; }

.config-new-body {
  display: none;
  padding: 0 20px 20px;
  border-top: 1px solid var(--t1-border-1);
  padding-top: 20px;
  animation: sb-fade-in 250ms ease-out;
}

.config-new.is-open .config-new-body { display: block; }

@keyframes sb-fade-in {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Campos do formulário */
.sb-field { margin-bottom: var(--t1-space-md); }
.sb-field:last-child { margin-bottom: 0; }

.sb-label {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--t1-branco-opaco);
  margin-bottom: 6px;
}

.sb-label-req::after {
  content: '*';
  color: var(--t1-laranja);
  margin-left: 3px;
}

.sb-input,
.sb-textarea,
.sb-select {
  width: 100%;
  background: var(--t1-azul-profundo);
  border: 1px solid var(--t1-border-1);
  border-radius: var(--t1-radius-sm);
  padding: 10px 12px;
  font-family: var(--t1-font);
  font-size: 13px;
  font-weight: 500;
  color: var(--t1-branco);
  transition: border-color var(--t1-transition), box-shadow var(--t1-transition);
}

.sb-input::placeholder,
.sb-textarea::placeholder {
  color: var(--t1-branco-sutil);
  font-weight: 400;
  font-style: italic;
}

.sb-input:focus,
.sb-textarea:focus,
.sb-select:focus {
  outline: none;
  border-color: var(--t1-azul-secundario);
  box-shadow: 0 0 0 3px rgba(2, 81, 140, 0.25);
}

.sb-textarea {
  min-height: 180px;
  resize: vertical;
  line-height: 1.55;
  font-family: var(--t1-font-mono);
  font-size: 12.5px;
}

.sb-row {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--t1-space-md);
}

.sb-datalist {
  /* datalist styling é limitado — herda do sb-input */
}

.sb-form-actions {
  display: flex;
  gap: var(--t1-space-sm);
  padding-top: 8px;
}

/* ============================================================
   9. CONFIG — lista de prompts cadastrados
   ============================================================ */
.config-section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--t1-space-md);
  gap: var(--t1-space-md);
  flex-wrap: wrap;
}

.config-section-title h2 {
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--t1-branco);
}

.config-section-title-count {
  font-size: 11px;
  font-weight: 600;
  color: var(--t1-branco-opaco);
  padding: 3px 10px;
  background: var(--t1-surface-2);
  border: 1px solid var(--t1-border-1);
  border-radius: var(--t1-radius-pill);
}

.config-filter {
  flex: 1;
  max-width: 320px;
  min-width: 200px;
}

.config-list {
  display: flex;
  flex-direction: column;
  gap: var(--t1-space-sm);
  margin-bottom: var(--t1-space-xl);
}

.config-card {
  background: var(--t1-branco-card);
  border: 1px solid var(--t1-border-1);
  border-radius: var(--t1-radius-md);
  overflow: hidden;
  transition: border-color var(--t1-transition);
}

.config-card:hover { border-color: var(--t1-border-2); }

.config-card.is-open {
  border-color: var(--t1-azul-secundario);
  box-shadow: var(--t1-glow-azul);
}

.config-card-head {
  display: flex;
  align-items: center;
  gap: var(--t1-space-md);
  padding: 14px 16px;
  cursor: pointer;
  user-select: none;
  background: transparent;
  border: none;
  width: 100%;
  text-align: left;
  font-family: var(--t1-font);
  color: var(--t1-branco);
  transition: background-color var(--t1-transition);
}

.config-card-head:hover { background-color: var(--t1-branco-hover); }

.config-card-drag {
  flex-shrink: 0;
  width: 8px;
  height: 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  opacity: 0.3;
}

.config-card-drag::before,
.config-card-drag::after {
  content: '';
  display: block;
  width: 100%;
  height: 2px;
  background: var(--t1-branco);
  border-radius: 1px;
  box-shadow: 0 6px 0 var(--t1-branco), 0 12px 0 var(--t1-branco);
}

.config-card-title-wrap {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.config-card-title {
  font-weight: 700;
  font-size: 14px;
  color: var(--t1-branco);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.config-card-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 10px;
  font-weight: 600;
  color: var(--t1-branco-sutil);
  letter-spacing: 0.02em;
}

.config-card-cat {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  background: rgba(231, 99, 83, 0.1);
  color: var(--t1-laranja);
  border: 1px solid rgba(231, 99, 83, 0.3);
  border-radius: var(--t1-radius-pill);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.config-card-cat.is-empty {
  color: var(--t1-branco-sutil);
  background: var(--t1-surface-3);
  border-color: var(--t1-border-1);
}

.config-card-date { font-variant-numeric: tabular-nums; }

.config-card-chevron {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  color: var(--t1-branco-sutil);
  transition: transform var(--t1-transition);
}

.config-card.is-open .config-card-chevron {
  transform: rotate(180deg);
  color: var(--t1-branco);
}

.config-card-body {
  display: none;
  padding: 16px 16px 20px;
  border-top: 1px solid var(--t1-border-1);
  animation: sb-fade-in 250ms ease-out;
}

.config-card.is-open .config-card-body { display: block; }

.config-card-actions {
  display: flex;
  gap: 8px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px dashed var(--t1-border-1);
}

.config-empty {
  padding: var(--t1-space-xxl) var(--t1-space-xl);
  text-align: center;
  color: var(--t1-branco-sutil);
  background: var(--t1-branco-card);
  border: 1px dashed var(--t1-border-1);
  border-radius: var(--t1-radius-md);
}

.config-empty-icon {
  font-size: 48px;
  margin-bottom: 12px;
  opacity: 0.4;
}

.config-empty-text {
  font-size: 13px;
  color: var(--t1-branco-opaco);
  font-style: italic;
}

/* ============================================================
   10. CONFIG — rodapé de ações
   ============================================================ */
.config-footer {
  display: flex;
  align-items: center;
  gap: var(--t1-space-sm);
  padding: var(--t1-space-lg);
  background: var(--t1-surface-1);
  border: 1px solid var(--t1-border-1);
  border-radius: var(--t1-radius-md);
  flex-wrap: wrap;
}

.config-footer-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--t1-branco-opaco);
  margin-right: var(--t1-space-sm);
}

.config-footer-spacer { flex: 1; min-width: var(--t1-space-sm); }

/* ============================================================
   11. TOASTS (feedback)
   ============================================================ */
.toast-wrap {
  position: fixed;
  top: calc(var(--t1-topbar-height) + 16px);
  right: 24px;
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}

.toast {
  padding: 12px 18px;
  background: var(--t1-surface-2);
  border: 1px solid var(--t1-border-2);
  border-radius: var(--t1-radius-sm);
  color: var(--t1-branco);
  font-size: 13px;
  font-weight: 600;
  box-shadow: var(--t1-shadow-card);
  min-width: 200px;
  display: flex;
  align-items: center;
  gap: 10px;
  animation: toast-in 200ms ease-out;
  pointer-events: auto;
}

.toast.is-success {
  border-color: var(--t1-verde);
  background: rgba(34, 197, 94, 0.15);
  box-shadow: 0 0 16px rgba(34, 197, 94, 0.25);
}

.toast.is-error {
  border-color: var(--t1-vermelho);
  background: rgba(239, 68, 68, 0.15);
}

.toast.is-fadeout { animation: toast-out 180ms ease-in forwards; }

@keyframes toast-in {
  from { opacity: 0; transform: translateX(16px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes toast-out {
  from { opacity: 1; transform: translateX(0); }
  to   { opacity: 0; transform: translateX(16px); }
}

/* ============================================================
   12. RESPONSIVO
   ============================================================ */
@media (max-width: 1024px) {
  :root { --t1-sidebar-width: 280px; }
  .topbar { padding: 0 var(--t1-space-md); }
  .viewer { padding: var(--t1-space-md); }
  .config-main { padding: var(--t1-space-md); }
}

@media (max-width: 760px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  .viewer-welcome-hints { grid-template-columns: 1fr; }
}