/* ═══════════════════════════════════════════════════════════════
   components.css — cartões, botões, formulários, modais, UI kit
   ═══════════════════════════════════════════════════════════════ */

/* ══════════════ BOTÕES ══════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;             /* iOS/WCAG tap target */
  padding: 0 20px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  border-radius: var(--r-sm);
  border: 1px solid transparent;
  transition: transform var(--dur) var(--ease-out),
              background var(--dur) ease,
              border-color var(--dur) ease,
              box-shadow var(--dur) ease,
              color var(--dur) ease;
  white-space: nowrap;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn:not(:disabled):active { transform: translateY(1px); }

.btn--primary {
  background: var(--accent);
  color: #fff;
  box-shadow: var(--shadow-red);
}
.btn--primary:hover { background: var(--accent-dark); box-shadow: 0 14px 42px rgba(255,42,60,0.4); }

.btn--ghost {
  background: transparent;
  color: var(--text-1);
  border-color: var(--line-strong);
}
.btn--ghost:hover { background: var(--bg-1); border-color: var(--text-3); }

.btn--neon {
  background: transparent;
  color: var(--neon);
  border-color: var(--neon);
}
.btn--neon:hover {
  background: var(--neon);
  color: #05120e;
  box-shadow: 0 8px 30px var(--neon-glow);
}

.btn--dark {
  background: var(--bg-2);
  color: var(--text-1);
  border-color: var(--line);
}
.btn--dark:hover { background: var(--bg-3); border-color: var(--line-strong); }

.btn--block { width: 100%; }
.btn--sm    { min-height: 36px; padding: 0 14px; font-size: 12px; }
.btn--lg    { min-height: 52px; padding: 0 28px; font-size: 15px; }

/* Botão com seta (editorial) */
.btn-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-1);
  font-weight: 600;
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 13px;
}
.btn-arrow::after {
  content: '→';
  transition: transform var(--dur) var(--ease-out);
}
.btn-arrow:hover::after { transform: translateX(4px); }

/* ══════════════ INPUTS ══════════════ */
.form-group { margin-bottom: 14px; }

.form-label {
  display: block;
  font-size: 12px;
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 6px;
}

.input, .textarea, .select {
  width: 100%;
  min-height: 44px;
  padding: 10px 14px;
  font-size: 16px;               /* anti-zoom iOS */
  color: var(--text-1);
  background: var(--bg-3);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  transition: border-color var(--dur) ease, background var(--dur) ease, box-shadow var(--dur) ease;
  font-family: var(--font-body);
}
.input:hover, .textarea:hover, .select:hover { border-color: var(--line-strong); }
.input:focus, .textarea:focus, .select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
  background: var(--bg-2);
}
.textarea { min-height: 96px; resize: vertical; font-family: var(--font-body); }
.input::placeholder { color: var(--text-4); }

.password-field { position: relative; }
.password-field .eye-btn {
  position: absolute; top: 50%; right: 10px; transform: translateY(-50%);
  color: var(--text-3); padding: 8px;
}
.password-field .eye-btn:hover { color: var(--text-1); }

.checkbox-row {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 14px;
  color: var(--text-2);
  user-select: none;
}
.checkbox-row input[type="checkbox"] {
  appearance: none;
  width: 18px; height: 18px;
  border: 2px solid var(--line-strong);
  border-radius: 4px;
  background: var(--bg-3);
  cursor: pointer;
  position: relative;
  transition: all var(--dur);
}
.checkbox-row input[type="checkbox"]:checked {
  background: var(--accent);
  border-color: var(--accent);
}
.checkbox-row input[type="checkbox"]:checked::after {
  content: '✓';
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  color: white; font-size: 12px; font-weight: 800;
}

/* ══════════════ CARDS ══════════════ */
.card {
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  transition: border-color var(--dur) ease, transform var(--dur) var(--ease-out);
}
.card:hover { border-color: var(--line-strong); }

/* ══════════════ BADGE / TAG ══════════════ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 600;
  border-radius: var(--r-full);
  background: var(--bg-2);
  color: var(--text-2);
  border: 1px solid var(--line);
}
.badge--accent { background: rgba(255,42,60,0.08); color: var(--accent); border-color: rgba(255,42,60,0.3); }
.badge--neon   { background: rgba(0,255,200,0.08); color: var(--neon); border-color: rgba(0,255,200,0.3); }
.badge--ok     { background: rgba(34,197,94,0.08); color: var(--ok); border-color: rgba(34,197,94,0.3); }
.badge--warn   { background: rgba(255,176,32,0.08); color: var(--warn); border-color: rgba(255,176,32,0.3); }

/* ══════════════ MODAL ══════════════ */
.modal-overlay {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(0,0,0,0.72);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: none;
  align-items: center; justify-content: center;
  padding: 16px;
  animation: overlay-in var(--dur) var(--ease-out);
}
.modal-overlay.active { display: flex; }

.modal {
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow: auto;
  background: var(--bg-1);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
  animation: modal-in var(--dur-slow) var(--ease-spring);
}
.modal--wide { max-width: 900px; }
.modal--xl   { max-width: 1200px; }

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0;
  background: var(--bg-1);
  z-index: 2;
}
.modal-title {
  font-family: var(--font-display);
  font-size: 20px; font-weight: 700;
  letter-spacing: -0.02em;
}
.modal-close {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
  color: var(--text-3);
  border-radius: var(--r-sm);
  transition: color var(--dur), background var(--dur);
}
.modal-close:hover { color: var(--text-1); background: var(--bg-2); }

.modal-body { padding: 20px 24px 24px; }
.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--line);
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  background: var(--bg-1);
  position: sticky; bottom: 0;
}

@keyframes overlay-in {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes modal-in {
  from { opacity: 0; transform: translateY(12px) scale(0.96); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* Mobile: modal fullscreen */
@media (max-width: 640px) {
  .modal-overlay { padding: 0; align-items: stretch; }
  .modal {
    max-height: 100vh;
    max-width: 100vw;
    border-radius: 0;
    border: 0;
  }
}

/* ══════════════ TOAST ══════════════ */
.toast-stack {
  position: fixed;
  top: 80px; right: 20px;
  z-index: 200;
  display: flex; flex-direction: column; gap: 10px;
  pointer-events: none;
}
.toast {
  pointer-events: auto;
  min-width: 280px;
  max-width: 380px;
  padding: 14px 18px;
  background: var(--bg-1);
  border: 1px solid var(--line-strong);
  border-left: 3px solid var(--accent);
  border-radius: var(--r-sm);
  box-shadow: var(--shadow-md);
  display: flex; align-items: center; gap: 12px;
  animation: toast-in 320ms var(--ease-spring);
  font-size: 14px;
}
.toast.success { border-left-color: var(--ok); }
.toast.error   { border-left-color: var(--danger); }
.toast.warn    { border-left-color: var(--warn); }
.toast.info    { border-left-color: var(--neon); }
.toast-icon { font-size: 16px; flex: 0 0 auto; }

@keyframes toast-in {
  from { transform: translateX(20px); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@media (max-width: 640px) {
  .toast-stack { top: auto; bottom: 20px; right: 12px; left: 12px; }
  .toast { min-width: 0; max-width: 100%; }
}

/* ══════════════ SPINNER ══════════════ */
.spinner {
  width: 16px; height: 16px;
  border: 2px solid var(--line);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 700ms linear infinite;
  display: inline-block;
}
.spinner--lg { width: 32px; height: 32px; border-width: 3px; }
@keyframes spin { to { transform: rotate(360deg); } }

.loader-block {
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 64px 20px;
  color: var(--text-3);
  gap: 12px;
}

/* ══════════════ DIVIDER ══════════════ */
.divider-text {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 16px 0;
  color: var(--text-3);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
.divider-text::before, .divider-text::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--line);
}

/* ══════════════ DROPDOWN ══════════════ */
.dropdown-menu {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 200px;
  background: var(--bg-1);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-lg);
  padding: 6px;
  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
  transition: opacity var(--dur), transform var(--dur) var(--ease-out);
  z-index: 50;
}
.dropdown-menu.open { opacity: 1; transform: translateY(0); pointer-events: auto; }

.dropdown-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px;
  border-radius: var(--r-sm);
  color: var(--text-1);
  font-size: 14px;
  cursor: pointer;
  transition: background var(--dur);
  width: 100%;
  text-align: left;
}
.dropdown-item:hover { background: var(--bg-2); }
.dropdown-item.danger { color: var(--danger); }
.dropdown-item.danger:hover { background: rgba(239,68,68,0.08); }

.dropdown-divider {
  height: 1px;
  background: var(--line);
  margin: 6px 0;
}

.dropdown-head {
  padding: 10px 12px 6px;
  color: var(--text-3);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* ══════════════ TAB ══════════════ */
.tabs {
  display: flex;
  border-bottom: 1px solid var(--line);
  gap: 4px;
  margin-bottom: 16px;
}
.tab {
  padding: 12px 18px;
  color: var(--text-3);
  font-family: var(--font-display);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 2px solid transparent;
  transition: color var(--dur), border-color var(--dur);
  cursor: pointer;
}
.tab:hover { color: var(--text-1); }
.tab.active { color: var(--text-1); border-bottom-color: var(--accent); }