/* ══════════════════════════════════════════════
   components.css — v3.1
   Saulo B_ Design System
   Componentes reusáveis: botões, chips, cards, forms,
   modal, tooltip, tabs, accordion.
   Depende de: tokens.css, layout.css
══════════════════════════════════════════════ */

/* ══════════════════════════════════════════════
   BOTÕES
══════════════════════════════════════════════ */
.btn-primary {
  font-size: 14px;
  font-weight: 700;
  padding: 12px 24px;
  border-radius: var(--r-md);
  background: var(--blue);
  color: var(--white);
  border: 1.5px solid var(--blue);
  transition: background var(--dur-base) var(--ease-out),
              transform var(--dur-fast) var(--ease-out);
  cursor: pointer;
}
.btn-primary:hover {
  background: var(--blue-hover);
  transform: translateY(-1px);
}
.btn-primary:focus-visible {
  outline: 2px solid var(--blue-ring);
  outline-offset: 3px;
}

.btn-ghost {
  font-size: 14px;
  font-weight: 500;
  padding: 12px 24px;
  border-radius: var(--r-md);
  background: var(--white);
  color: var(--text-secondary);
  border: 1.5px solid var(--surface-border);
  transition: color var(--dur-base) var(--ease-out),
              border-color var(--dur-base) var(--ease-out),
              transform var(--dur-fast) var(--ease-out);
  cursor: pointer;
}
.btn-ghost:hover {
  color: var(--text-default);
  border-color: var(--text-subtle);
  transform: translateY(-1px);
}
.btn-ghost:focus-visible {
  outline: 2px solid var(--blue-ring);
  outline-offset: 3px;
}

.btn-outline {
  font-size: 14px;
  font-weight: 600;
  padding: 12px 22px;
  border-radius: var(--r-md);
  background: transparent;
  color: var(--text-default);
  border: 1.5px solid var(--surface-border);
  transition: border-color var(--dur-base) var(--ease-out),
              color var(--dur-base) var(--ease-out);
  cursor: pointer;
}
.btn-outline:hover {
  border-color: var(--blue);
  color: var(--blue);
}

.btn-dark {
  font-size: 14px;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: var(--r-md);
  background: transparent;
  color: rgba(255,255,255,.65);
  border: 1.5px solid rgba(255,255,255,.15);
  transition: border-color var(--dur-base) var(--ease-out),
              color var(--dur-base) var(--ease-out);
  cursor: pointer;
}
.btn-dark:hover {
  border-color: rgba(255,255,255,.4);
  color: var(--white);
}

.btn-danger {
  font-size: 14px;
  font-weight: 700;
  padding: 12px 24px;
  border-radius: var(--r-md);
  background: var(--red);
  color: var(--white);
  border: 1.5px solid var(--red);
  transition: background var(--dur-base) var(--ease-out),
              transform var(--dur-fast) var(--ease-out);
  cursor: pointer;
}
.btn-danger:hover {
  background: #a93226;
  transform: translateY(-1px);
}
.btn-danger:focus-visible {
  outline: 2px solid rgba(192,57,43,.5);
  outline-offset: 3px;
}

.btn-sm {
  font-size: 12px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--r-md);
}

.btn-disabled {
  opacity: .45;
  pointer-events: none;
}

/* ══════════════════════════════════════════════
   CHIPS & TAGS
══════════════════════════════════════════════ */
.chip {
  display: inline-flex;
  align-items: center;
  font-size: 11px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: var(--r-full);
  background: var(--surface-raised);
  border: 1px solid var(--surface-border);
  color: var(--text-subtle);
}
.chip-blue {
  background: var(--blue-ghost);
  border-color: var(--blue-border);
  color: var(--blue);
}
.chip-dark {
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.15);
  color: rgba(255,255,255,.65);
}
.chip-green {
  background: var(--green-bg);
  border-color: var(--green-border);
  color: var(--green);
}
.chip-amber {
  background: var(--amber-bg);
  border-color: var(--amber-border);
  color: var(--amber);
}

/* Status badges */
.status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  padding: 5px 10px;
  border-radius: var(--r-full);
}
.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}
.status-success { background: var(--green-bg); color: var(--green); }
.status-success .status-dot { background: var(--green); }
.status-warning { background: var(--amber-bg); color: var(--amber); }
.status-warning .status-dot { background: var(--amber); }
.status-error { background: var(--red-bg); color: var(--red); }
.status-error .status-dot { background: var(--red); }

/* NDA banner */
.nda-banner {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  border-radius: var(--r-md);
  background: var(--amber-bg);
  border: 1px solid var(--amber-border);
  font-size: 12px;
  font-weight: 600;
  color: var(--amber);
}

/* ══════════════════════════════════════════════
   CARDS
══════════════════════════════════════════════ */
.card {
  background: var(--white);
  border-radius: var(--r-xl);
  border: 1px solid var(--surface-border);
  box-shadow: var(--sh-sm);
  transition: transform var(--dur-slow) var(--ease-spring),
              box-shadow var(--dur-slow) var(--ease-out);
  padding: 24px;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--sh-md);
}

.card-accent {
  position: relative;
  overflow: hidden;
  padding: 22px 22px 20px;
  border-radius: var(--r-lg);
  border: 1px solid var(--surface-border);
  background: var(--white);
}
.card-accent::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--blue);
}

/* ══════════════════════════════════════════════
   FORMS
══════════════════════════════════════════════ */
.field {
  display: flex;
  flex-direction: column;
  gap: var(--gap-xs);
  margin-bottom: var(--gap-md);
}
.field-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--text-default);
}
.field-label-req::after {
  content: '*';
  color: var(--red);
  margin-left: 4px;
}
.field-helper {
  font-size: 11px;
  color: var(--text-subtle);
  line-height: var(--lh-compact);
}
.field-error {
  font-size: 11px;
  font-weight: 600;
  color: var(--red);
  display: flex;
  align-items: center;
  gap: 4px;
}

.input,
.textarea,
.select {
  width: 100%;
  font-family: var(--font);
  font-size: 14px;
  font-weight: 400;
  color: var(--text-default);
  padding: 10px 14px;
  border-radius: var(--r-md);
  border: 1.5px solid var(--surface-border);
  background: var(--white);
  transition: border-color var(--dur-fast) var(--ease-out),
              box-shadow var(--dur-fast) var(--ease-out);
}
.input::placeholder,
.textarea::placeholder {
  color: var(--text-subtle);
}
.input:hover,
.textarea:hover,
.select:hover {
  border-color: var(--text-subtle);
}
.input:focus,
.textarea:focus,
.select:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-ring);
}
.input:disabled,
.textarea:disabled,
.select:disabled {
  background: var(--surface-base);
  color: var(--text-disabled);
  cursor: not-allowed;
}
.field-invalid .input,
.field-invalid .textarea,
.field-invalid .select {
  border-color: var(--red);
}
.field-invalid .input:focus,
.field-invalid .textarea:focus,
.field-invalid .select:focus {
  box-shadow: 0 0 0 3px rgba(192,57,43,.2);
}

.textarea {
  resize: vertical;
  min-height: 96px;
  line-height: var(--lh-relaxed);
}
.select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23565B66' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 16px;
  padding-right: 36px;
}

.check-row,
.radio-row {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 14px;
  color: var(--text-default);
  user-select: none;
}
.check,
.radio {
  appearance: none;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  border: 1.5px solid var(--surface-border);
  background: var(--white);
  cursor: pointer;
  transition: border-color var(--dur-fast) var(--ease-out),
              background var(--dur-fast) var(--ease-out);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.check { border-radius: var(--r-sm); }
.radio { border-radius: 50%; }
.check:hover,
.radio:hover { border-color: var(--blue); }
.check:checked,
.radio:checked {
  background: var(--blue);
  border-color: var(--blue);
}
.check:checked::after {
  content: '';
  width: 4px;
  height: 8px;
  border: solid var(--white);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg) translate(-1px, -1px);
}
.radio:checked::after {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--white);
}
.check:focus-visible,
.radio:focus-visible {
  outline: 2px solid var(--blue-ring);
  outline-offset: 2px;
}

/* ══════════════════════════════════════════════
   MODAL
══════════════════════════════════════════════ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10,11,13,.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur-base) var(--ease-out),
              visibility var(--dur-base) var(--ease-out);
  padding: 24px;
}
.modal-overlay.is-open {
  opacity: 1;
  visibility: visible;
}
.modal {
  background: var(--white);
  border-radius: var(--r-xl);
  box-shadow: var(--sh-xl);
  max-width: 480px;
  width: 100%;
  max-height: 90vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transform: translateY(16px);
  transition: transform var(--dur-base) var(--ease-spring);
}
.modal-overlay.is-open .modal { transform: translateY(0); }
.modal-lg { max-width: 720px; }

.modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--gap-md);
  padding: 24px 24px 16px;
  border-bottom: 1px solid var(--surface-border);
}
.modal-title {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--black);
  line-height: var(--lh-snug);
}
.modal-close {
  width: 32px;
  height: 32px;
  border-radius: var(--r-md);
  border: none;
  background: transparent;
  color: var(--text-subtle);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background var(--dur-fast) var(--ease-out),
              color var(--dur-fast) var(--ease-out);
}
.modal-close:hover {
  background: var(--surface-base);
  color: var(--text-default);
}
.modal-close:focus-visible {
  outline: 2px solid var(--blue-ring);
  outline-offset: 2px;
}
.modal-body {
  padding: 20px 24px;
  overflow-y: auto;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: var(--lh-relaxed);
  flex: 1;
}
.modal-footer {
  padding: 16px 24px 20px;
  border-top: 1px solid var(--surface-border);
  display: flex;
  justify-content: flex-end;
  gap: var(--gap-sm);
  background: var(--surface-base);
}

/* ══════════════════════════════════════════════
   TOOLTIP
══════════════════════════════════════════════ */
.tooltip-wrap {
  position: relative;
  display: inline-flex;
}
.tooltip {
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: var(--black);
  color: var(--white);
  font-size: 12px;
  font-weight: 500;
  padding: 6px 10px;
  border-radius: var(--r-sm);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  z-index: var(--z-tooltip);
  transition: opacity var(--dur-fast) var(--ease-out),
              transform var(--dur-fast) var(--ease-out),
              visibility var(--dur-fast) var(--ease-out);
}
.tooltip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 4px solid transparent;
  border-top-color: var(--black);
}
.tooltip-wrap:hover .tooltip,
.tooltip-wrap:focus-within .tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.tooltip-bottom {
  bottom: auto;
  top: calc(100% + 8px);
}
.tooltip-bottom::after {
  top: auto;
  bottom: 100%;
  border-top-color: transparent;
  border-bottom-color: var(--black);
}

/* ══════════════════════════════════════════════
   TABS
══════════════════════════════════════════════ */
.tabs {
  display: flex;
  flex-direction: column;
}
.tabs-nav {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--surface-border);
  margin-bottom: var(--gap-lg);
}
.tab {
  font-family: var(--font);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-subtle);
  padding: 10px 16px;
  border: none;
  background: transparent;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color var(--dur-fast) var(--ease-out),
              border-color var(--dur-fast) var(--ease-out);
}
.tab:hover { color: var(--text-default); }
.tab.is-active {
  color: var(--blue);
  border-bottom-color: var(--blue);
}
.tab:focus-visible {
  outline: 2px solid var(--blue-ring);
  outline-offset: 2px;
  border-radius: var(--r-sm);
}
.tab-panel {
  display: none;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: var(--lh-relaxed);
}
.tab-panel.is-active { display: block; }

/* ══════════════════════════════════════════════
   ACCORDION
══════════════════════════════════════════════ */
.accordion {
  border: 1px solid var(--surface-border);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--white);
}
.accordion-item {
  border-bottom: 1px solid var(--surface-border);
}
.accordion-item:last-child { border-bottom: none; }
.accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--gap-md);
  padding: 16px 20px;
  font-family: var(--font);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-default);
  background: transparent;
  border: none;
  cursor: pointer;
  text-align: left;
  transition: background var(--dur-fast) var(--ease-out);
}
.accordion-trigger:hover { background: var(--surface-base); }
.accordion-trigger:focus-visible {
  outline: 2px solid var(--blue-ring);
  outline-offset: -2px;
}
.accordion-icon {
  font-size: 18px;
  color: var(--text-subtle);
  transition: transform var(--dur-base) var(--ease-out);
  flex-shrink: 0;
}
.accordion-item.is-open .accordion-icon { transform: rotate(180deg); }
.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--dur-base) var(--ease-in-out);
}
.accordion-item.is-open .accordion-content { max-height: 500px; }
.accordion-body {
  padding: 4px 20px 20px;
  font-size: 13px;
  color: var(--text-secondary);
  line-height: var(--lh-relaxed);
}

/* ══════════════════════════════════════════════
   RESPONSIVE
   Breakpoints: tablet ≤1023px · mobile ≤767px
══════════════════════════════════════════════ */

@media (max-width: 767px) {

  /* Modal — fullscreen em mobile */
  .modal-overlay {
    padding: 0;
    align-items: flex-end;
  }
  .modal,
  .modal-lg {
    max-width: 100%;
    width: 100%;
    border-radius: var(--r-xl) var(--r-xl) 0 0;
    max-height: 92vh;
  }

  /* Tabs — scroll horizontal se muitas abas */
  .tabs-nav {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    flex-wrap: nowrap;
  }
  .tabs-nav::-webkit-scrollbar { display: none; }
  .tab { flex-shrink: 0; }

  /* Accordion — trigger com wrap em telas pequenas */
  .accordion-trigger {
    font-size: 13px;
    padding: 14px 16px;
  }
  .accordion-body {
    padding: 4px 16px 16px;
  }

  /* Forms — full width em mobile */
  .input,
  .textarea,
  .select {
    font-size: 16px; /* evita zoom automático no iOS */
  }
}