/* =========================================================
   BUTTONS.CSS
   Purpose:
   Global reusable button system for all Nexulorum builds.
========================================================= */


/* =====================
   BASE BUTTON
===================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;

  min-height: var(--button-height-md);

  padding-inline: var(--button-padding-x);

  border-radius: var(--radius-md);

  font-family: var(--font-primary);
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);

  text-decoration: none;

  transition:
    background var(--transition-normal),
    color var(--transition-normal),
    border-color var(--transition-normal),
    transform var(--transition-fast),
    box-shadow var(--transition-fast);

  cursor: pointer;

  position: relative;
  overflow: hidden;
}


/* =====================
   BUTTON HOVER
===================== */

.btn:hover {
  transform: translateY(-2px);
}


/* =====================
   PRIMARY BUTTON
===================== */

.btn-primary {
  background: var(--color-primary);
  color: white;

  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  box-shadow: var(--shadow-lg);
  background: #1b3458
}


/* =====================
   SECONDARY BUTTON
===================== */

.btn-secondary {
  background: var(--color-secondary);
  color: black;

  box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
  opacity: 0.92;
}


/* =====================
   ACCENT BUTTON
===================== */

.btn-accent {
  background: var(--color-accent);
  color: white;

  box-shadow: var(--shadow-md);
}

.btn-accent:hover {
  opacity: 0.92;
}


/* =====================
   OUTLINE BUTTON
===================== */

.btn-outline {
  border: 2px solid var(--color-primary);
  color: var(--color-primary);

  background: transparent;
}

.btn-outline:hover {
  background: var(--color-primary);
  color: white;
}


/* =====================
   GHOST BUTTON
===================== */

.btn-ghost {
  background: transparent;
  color: var(--color-text);
}

.btn-ghost:hover {
  background: rgba(255,255,255,0.08);
}


/* =====================
   DARK BUTTON
===================== */

.btn-dark {
  background: black;
  color: white;
}

.btn-dark:hover {
  opacity: 0.92;
}


/* =====================
   LIGHT BUTTON
===================== */

.btn-light {
  background: white;
  color: black;
}

.btn-light:hover {
  opacity: 0.92;
}


/* =====================
   BUTTON SIZES
===================== */

.btn-sm {
  min-height: var(--button-height-sm);

  padding-inline: 1rem;

  font-size: var(--text-sm);
}

.btn-md {
  min-height: var(--button-height-md);
}

.btn-lg {
  min-height: var(--button-height-lg);

  padding-inline: 2rem;

  font-size: var(--text-lg);
}


/* =====================
   FULL WIDTH BUTTON
===================== */

.btn-block {
  width: 100%;
}


/* =====================
   ICON BUTTONS
===================== */

.btn-icon {
  padding-inline: 1rem;
}


/* =====================
   DISABLED STATE
===================== */

.btn:disabled,
.btn.disabled {
  opacity: 0.5;
  pointer-events: none;
}


/* =====================
   BUTTON GROUP
===================== */

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-sm);
}


/* =====================
   MOBILE
===================== */

@media (max-width: 768px) {

  .btn-mobile-block {
    width: 100%;
  }

}