/* -------------------------------------------------------------------------
   BUTTONS

   Cores fluem dos tokens de site.css (:root) com fallback literal — este
   arquivo também é consumido standalone, sem site.css carregado. Tons
   derivados (sombra sólida e hover) seguem UMA fórmula simétrica:
     sombra  = color-mix(cor 70%, canvas navy)
     hover   = color-mix(cor 85%, canvas navy)
   Nenhuma cor fora da paleta entra por aqui.
   ------------------------------------------------------------------------- */

.btn {
  cursor: pointer;
  -webkit-user-select: none;
  user-select: none;
  border: none;
  /* MOVIMENTO — O QUE VIAJA (transform, altura, sombra) DESACELERA COM
     --ease-travel; O QUE MUDA DE ESTADO (cor, fundo, borda) FUNDE COM
     --ease-state. MESMA LINGUAGEM DE MOVIMENTO DE TODO O SISTEMA. */
  transition: transform var(--motion-standard, 0.36s) var(--ease-travel, cubic-bezier(0.22, 1, 0.36, 1)), height var(--motion-standard, 0.36s) var(--ease-travel, cubic-bezier(0.22, 1, 0.36, 1)), box-shadow var(--motion-standard, 0.36s) var(--ease-travel, cubic-bezier(0.22, 1, 0.36, 1)), background-color var(--motion-quick, 0.18s) var(--ease-state, ease-in-out), border-color var(--motion-quick, 0.18s) var(--ease-state, ease-in-out), color var(--motion-quick, 0.18s) var(--ease-state, ease-in-out);
  border-radius: var(--radius-pill, 999px);
  /* A SOMBRA SÓLIDA É UM "LIP" DE var(--space-tight) LOGO ABAIXO DO BOTÃO. A CAIXA
     RECUA ESSA MESMA ALTURA PARA QUE CAIXA + LIP = --control-height (48px) — O
     BOTÃO NUNCA PARECE MAIOR QUE 48px. NO HOVER O LIP VIRA GLOW DIFUSO E A CAIXA
     VOLTA AOS 48px CHEIOS (VEJA .btn:hover), MANTENDO OS 48px APARENTES. */
  height: calc(var(--control-height, 48px) - var(--space-tight, 6px));
  display: inline-flex;
  width: fit-content;
  align-items: center;
  gap: var(--space-small, 12px);
  justify-content: center;
  padding-left: var(--space-medium, 24px);
  padding-right: var(--space-medium, 24px);
  background-color: var(--color-palette-secondary, #4fbefe);
  color: var(--color-text-on-dark, #ffffff);
  fill: var(--color-text-on-dark, #ffffff);
  font-size: var(--type-size-small, 0.875rem);
  font-weight: 600;
  box-shadow: 0 var(--space-tight, 6px) 0 0 var(--color-palette-primary, #1c91e4);
  font-family: 'Quicksand';
  text-decoration: none;
  text-transform: lowercase;
  text-box-trim: trim-both;
  text-box-edge: cap alphabetic;
}

.btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--color-palette-primary, #1c91e4) 25%, transparent);
}

/* Long peer actions: natural wrapping and equal stretching in a grid, including touch widths. */
.btn.btn-wrap,
.btn.btn-wrap:hover {
  height: auto;
  min-height: var(--control-height, 48px);
  padding: var(--space-small, 12px) var(--space-medium, 24px);
  white-space: normal;
  line-height: 24px;
  text-align: center;
  text-box-trim: none;
}
.btn.btn-wrap > span { min-width: 0; }
.btn.btn-wrap > .eicon { flex-shrink: 0; }
@media (max-width: 900px) {
  .btn.btn-wrap { padding-inline: var(--space-small, 12px); }
}


/* ÍCONE DO BOTÃO — A CAIXA BASE DE 12px (--space-small), A MESMA DO MENU
   LATERAL, DAS TABS, DA BUSCA E DOS FILTROS. DIMENSIONADO COM width/height
   PORQUE font-size NÃO DIMENSIONA UM SVG QUE JÁ TEM CAIXA — E COM FALLBACK
   LITERAL PORQUE ESTE ARQUIVO É CONSUMIDO SEM site.css (CONSOLE E SITE),
   ONDE A REGRA GLOBAL DE .eicon NÃO EXISTE E O SVG FICARIA SEM DIMENSÃO.
   O ÍCONE NUNCA MUDA DE TAMANHO — ESCALAR QUEBRA O ALINHAMENTO DA GRADE. */

.btn > .eicon {
  width: var(--space-small, 12px);
  height: var(--space-small, 12px);
}

/* Text action — tertiary choices keep a 48px touch target without a competing button surface. */
.btn.btn-link,
.btn.btn-link:hover,
.btn.btn-link:focus-visible {
  height: auto;
  min-height: var(--control-height, 48px);
  max-width: 100%;
  padding: var(--space-small, 12px) 0;
  justify-content: flex-start;
  white-space: normal;
  text-align: left;
  line-height: var(--space-medium, 24px);
  background: transparent;
  border: 0;
  border-radius: 0;
  color: var(--color-palette-primary, #1c91e4);
  box-shadow: none;
  transform: none;
  text-decoration: underline;
  text-underline-offset: 0.2em;
}
.btn.btn-link:focus-visible { outline: 2px solid currentColor; outline-offset: 2px; }

/* Primary button */
.btn-primary {
  background: var(--color-palette-primary, #1c91e4);
  color: var(--color-text-on-dark, #ffffff);
  box-shadow: 0 var(--space-tight, 6px) 0 0 color-mix(in srgb, var(--color-palette-primary, #1c91e4) 70%, var(--color-canvas-dark, #0a1628));
}

/* Accent button */
.btn-accent {
  background: var(--color-palette-accent, #ff6f3c);
  color: var(--color-text-on-dark, #ffffff);
  box-shadow: 0 var(--space-tight, 6px) 0 0 color-mix(in srgb, var(--color-palette-accent, #ff6f3c) 70%, var(--color-canvas-dark, #0a1628));
}

/* WhatsApp button — verde institucional do WhatsApp (marca de terceiro,
   propositalmente fora da paleta eesier), pelo token de canal */
.btn-zap {
  background: var(--color-channel-whatsapp, #25d366);
  color: var(--color-text-on-dark, #ffffff);
  box-shadow: 0 var(--space-tight, 6px) 0 0 color-mix(in srgb, var(--color-channel-whatsapp, #25d366) 70%, var(--color-canvas-dark, #0a1628));
}

/* Secondary button */
.btn-secondary {
  background: var(--color-palette-primary-surface, #eef7ff);
  color: var(--color-palette-primary, #1c91e4);
  box-shadow: 0 var(--space-tight, 6px) 0 0 color-mix(in srgb, var(--color-palette-primary, #1c91e4) 12%, var(--color-palette-primary-surface, #eef7ff));
}

/* Ghost button */
.btn-ghost {
  /* Optical correction: the outlined surface reads shorter beside a solid button. */
  height: calc(var(--control-height, 48px) - var(--space-tight, 6px) + 1px);
  background-color: transparent;
  color: var(--color-palette-primary, #1c91e4);
  border: 2px solid var(--color-palette-primary, #1c91e4);
  box-shadow: 0 var(--space-tight, 6px) 0 0 color-mix(in srgb, var(--color-palette-primary, #1c91e4) 15%, transparent);
}

/* Ghost danger — a destructive action that is still only an OFFER (arming a confirmation, leaving an
   account). The solid .btn-danger is the moment of consequence; this one is the invitation to it, so it
   recedes: the same transparent formula as .btn-ghost, wearing the one danger token. */
.btn-ghost-danger {
  background-color: transparent;
  color: var(--color-danger, #ef4444);
  border: 2px solid var(--color-danger, #ef4444);
  box-shadow: 0 var(--space-tight, 6px) 0 0 color-mix(in srgb, var(--color-danger, #ef4444) 15%, transparent);
}

/* Ghost WhatsApp — a link OUT to a WhatsApp conversation, sitting beside links out to other channels. The
   channel token states ORIGIN, never rank, so this is deliberately the ghost formula and not the solid
   .btn-zap: solid would make the WhatsApp route outrank the LinkedIn one standing next to it. */
.btn-ghost-zap {
  background-color: transparent;
  color: var(--color-channel-whatsapp, #25d366);
  border: 2px solid var(--color-channel-whatsapp, #25d366);
  box-shadow: 0 var(--space-tight, 6px) 0 0 color-mix(in srgb, var(--color-channel-whatsapp, #25d366) 15%, transparent);
}

/* GHOST BACKDROP — EVERY OUTLINED BUTTON BLURS WHAT SITS BEHIND IT SO ITS LABEL STAYS LEGIBLE OVER VISUALS. */
.btn-ghost,
.btn-ghost-danger,
.btn-ghost-zap,
.btn-ghost-light {
  -webkit-backdrop-filter: blur(var(--space-tight, 6px));
  backdrop-filter: blur(var(--space-tight, 6px));
}

/* White button (for dark backgrounds) */
.btn-white {
  background: var(--color-surface, #ffffff);
  color: var(--color-palette-primary, #1c91e4);
  box-shadow: none;
  /* SEM LIP — ALTURA CHEIA DE 48px. */
  height: var(--control-height, 48px);
}

/* Ghost button on dark backgrounds */
.btn-ghost-light {
  background-color: transparent;
  color: var(--color-text-on-dark, #ffffff);
  border: 2px solid rgba(255, 255, 255, 0.3);
  box-shadow: none;
  /* SEM LIP — ALTURA CHEIA DE 48px. */
  height: var(--control-height, 48px);
}

/* Danger button (red) */
.btn-danger {
  background: var(--color-danger, #ef4444);
  color: var(--color-text-on-dark, #ffffff);
  box-shadow: 0 var(--space-tight, 6px) 0 0 color-mix(in srgb, var(--color-danger, #ef4444) 70%, var(--color-canvas-dark, #0a1628));
}

/* Warning button (accent gradient) */
.btn-warning {
  background: linear-gradient(135deg, var(--color-palette-accent, #ff6f3c), color-mix(in srgb, var(--color-palette-accent, #ff6f3c) 85%, var(--color-canvas-dark, #0a1628)));
  color: var(--color-text-on-dark, #ffffff);
  box-shadow: 0 var(--space-tight, 6px) 0 0 color-mix(in srgb, var(--color-palette-accent, #ff6f3c) 70%, var(--color-canvas-dark, #0a1628));
}

/* -------------------------------------------------------------------------
   HOVER EFFECTS (only on devices that support hover)
   ------------------------------------------------------------------------- */

@media (hover: hover) {

  .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0px 40px 29px -19px var(--color-palette-primary, #1c91e4);
    /* O LIP VIRA GLOW DIFUSO, ENTÃO A CAIXA OCUPA OS 48px CHEIOS E O BOTÃO SEGUE
       APARENTANDO EXATAMENTE 48px (CAIXA 42 + LIP 6 EM REPOUSO → CAIXA 48 + GLOW). */
    height: var(--control-height, 48px);
  }

  .btn-primary:hover {
    background: color-mix(in srgb, var(--color-palette-primary, #1c91e4) 85%, var(--color-canvas-dark, #0a1628));
    box-shadow: 0px 40px 29px -19px var(--color-palette-primary, #1c91e4);
  }

  .btn-accent:hover {
    background: color-mix(in srgb, var(--color-palette-accent, #ff6f3c) 85%, var(--color-canvas-dark, #0a1628));
    box-shadow: 0px 40px 29px -19px color-mix(in srgb, var(--color-palette-accent, #ff6f3c) 70%, var(--color-canvas-dark, #0a1628));
  }

  .btn-zap:hover {
    background: color-mix(in srgb, var(--color-channel-whatsapp, #25d366) 85%, var(--color-canvas-dark, #0a1628));
    box-shadow: 0px 40px 29px -19px color-mix(in srgb, var(--color-channel-whatsapp, #25d366) 70%, var(--color-canvas-dark, #0a1628));
  }

  .btn-secondary:hover {
    background: color-mix(in srgb, var(--color-palette-primary, #1c91e4) 12%, var(--color-palette-primary-surface, #eef7ff));
    box-shadow: 0px 40px 29px -19px var(--color-palette-primary, #1c91e4);
  }

  .btn-ghost:hover {
    height: calc(var(--control-height, 48px) + 1px);
    background-color: var(--color-palette-primary-surface, #eef7ff);
    box-shadow: 0px 40px 29px -19px color-mix(in srgb, var(--color-palette-primary, #1c91e4) 15%, transparent);
  }

  .btn-ghost-danger:hover {
    background-color: var(--color-danger-surface, #fef2f2);
    box-shadow: 0px 40px 29px -19px color-mix(in srgb, var(--color-danger, #ef4444) 15%, transparent);
  }

  .btn-ghost-zap:hover {
    background-color: color-mix(in srgb, var(--color-channel-whatsapp, #25d366) 10%, transparent);
    box-shadow: 0px 40px 29px -19px color-mix(in srgb, var(--color-channel-whatsapp, #25d366) 15%, transparent);
  }

  .btn-white:hover {
    background: var(--color-palette-primary-surface, #eef7ff);
  }

  .btn-ghost-light:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
  }

  .btn-danger:hover {
    background: color-mix(in srgb, var(--color-danger, #ef4444) 85%, var(--color-canvas-dark, #0a1628));
    box-shadow: 0px 40px 29px -19px color-mix(in srgb, var(--color-danger, #ef4444) 70%, var(--color-canvas-dark, #0a1628));
  }

  .btn-warning:hover {
    background: linear-gradient(135deg, color-mix(in srgb, var(--color-palette-accent, #ff6f3c) 85%, var(--color-canvas-dark, #0a1628)), color-mix(in srgb, var(--color-palette-accent, #ff6f3c) 70%, var(--color-canvas-dark, #0a1628)));
    box-shadow: 0px 40px 29px -19px color-mix(in srgb, var(--color-palette-accent, #ff6f3c) 70%, var(--color-canvas-dark, #0a1628));
  }

}

/* -------------------------------------------------------------------------
   PRESS (DESKTOP) — RESPOSTA IMEDIATA: A CAIXA ASSENTA 1px SOBRE O LIP NO
   INSTANTE DO CLIQUE (--motion-press). DEPOIS DAS REGRAS DE HOVER DE
   PROPÓSITO: NA MESMA CASCATA, PRESSIONAR VENCE PAIRAR. NO TOQUE, O PRESS É
   O scale(0.95) DO BLOCO (hover: none) ABAIXO.
   ------------------------------------------------------------------------- */

@media (hover: hover) {

  .btn:active:not(:disabled):not(.disabled) {
    transform: translateY(1px);
    transition-duration: var(--motion-press, 0.09s);
  }
}

/* -------------------------------------------------------------------------
   TOUCH PRESS FEEDBACK (only on touch devices)
   ------------------------------------------------------------------------- */

@media (hover: none) {

  .btn:active {
    transform: scale(0.95);
    opacity: 0.85;
  }

}


/* -------------------------------------------------------------------------
   SQUARE ICON BUTTONS (app-icon style)
   ------------------------------------------------------------------------- */

.btn-square-container {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-small, 12px);
}

.btn.btn-square {
    flex-direction: column;
    width: var(--control-square-size, 72px);
    height: var(--control-square-size, 72px);
    padding: var(--space-small, 12px);
    border-radius: var(--radius-standard, 12px);
    gap: var(--space-tight, 6px);
    margin-bottom: 0;
}

.btn.btn-square .btn-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: var(--icon-size, 16px);
    height: var(--icon-size, 16px);
}

    .btn.btn-square .btn-icon svg {
        width: 100%;
        height: 100%;
    }

.btn.btn-square .btn-text {
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
    max-width: 100%;
}

.btn.btn-square:disabled,
.btn.btn-square.disabled {
    opacity: 0.6;
    pointer-events: none;
}


/* -------------------------------------------------------------------------
   DISABLED (every variant) — same gray look for all, no hover/motion.
   Last in the file on purpose: at equal specificity it must beat the
   variant and hover rules above.
   ------------------------------------------------------------------------- */

.btn:disabled,
.btn.disabled {
  background: var(--color-disabled, #94a3b8);
  color: var(--color-text-on-dark, #ffffff);
  fill: var(--color-text-on-dark, #ffffff);
  border-color: transparent;
  box-shadow: 0 var(--space-tight, 6px) 0 0 var(--color-disabled-deep, #64748b);
  cursor: not-allowed;
  transform: none;
  pointer-events: none;
}


/* -------------------------------------------------------------------------
   MOVIMENTO REDUZIDO — GUARDA PRÓPRIA PARA CONSUMO STANDALONE (SEM site.css).
   ------------------------------------------------------------------------- */

@media (prefers-reduced-motion: reduce) {

  .btn {
    transition: none;
  }
}