/* ========================================
   MODERN BUTTONS
   Website-style button components
   ======================================== */

/* ======================
   PRIMARY BUTTON (Bright Blue)
   ====================== */

.btn-primary-modern,
.btn-primary.modern {
  background: var(--primary-blue);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.625rem 1.25rem;
  font-weight: var(--font-medium);
  font-size: var(--text-base);
  transition: var(--transition);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.btn-primary-modern:hover,
.btn-primary.modern:hover {
  background: var(--primary-blue-dark);
  color: white;
  transform: translateY(-1px);
  box-shadow: 0 4px 6px -1px rgba(59, 130, 246, 0.3);
}

.btn-primary-modern:active,
.btn-primary.modern:active {
  transform: translateY(0);
  box-shadow: none;
}

.btn-primary-modern:focus,
.btn-primary.modern:focus {
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}


/* ======================
   SECONDARY BUTTON (Outline)
   ====================== */

.btn-secondary-modern,
.btn-outline-primary.modern {
  background: white;
  color: var(--gray-700);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-sm);
  padding: 0.625rem 1.25rem;
  font-weight: var(--font-medium);
  font-size: var(--text-base);
  transition: var(--transition);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.btn-secondary-modern:hover,
.btn-outline-primary.modern:hover {
  background: var(--gray-50);
  border-color: var(--gray-400);
  color: var(--gray-900);
}


/* ======================
   SUCCESS BUTTON
   ====================== */

.btn-success-modern,
.btn-success.modern {
  background: var(--color-success);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.625rem 1.25rem;
  font-weight: var(--font-medium);
  transition: var(--transition);
}

.btn-success-modern:hover,
.btn-success.modern:hover {
  background: #059669;
  color: white;
  transform: translateY(-1px);
  box-shadow: 0 4px 6px -1px rgba(16, 185, 129, 0.3);
}


/* ======================
   DANGER BUTTON
   ====================== */

.btn-danger-modern,
.btn-danger.modern {
  background: var(--color-danger);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.625rem 1.25rem;
  font-weight: var(--font-medium);
  transition: var(--transition);
}

.btn-danger-modern:hover,
.btn-danger.modern:hover {
  background: #DC2626;
  color: white;
  transform: translateY(-1px);
  box-shadow: 0 4px 6px -1px rgba(239, 68, 68, 0.3);
}


/* ======================
   WARNING BUTTON
   ====================== */

.btn-warning-modern,
.btn-warning.modern {
  background: var(--color-warning);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.625rem 1.25rem;
  font-weight: var(--font-medium);
  transition: var(--transition);
}

.btn-warning-modern:hover,
.btn-warning.modern:hover {
  background: #D97706;
  color: white;
  transform: translateY(-1px);
}


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

.btn-sm-modern,
.btn-sm.modern {
  padding: 0.5rem 1rem;
  font-size: var(--text-sm);
  border-radius: var(--radius-sm);
}

.btn-lg-modern,
.btn-lg.modern {
  padding: 0.75rem 1.5rem;
  font-size: var(--text-lg);
  border-radius: var(--radius-sm);
}


/* ======================
   BUTTON VARIATIONS
   ====================== */

/* Full Width Button */
.btn-full-modern,
.btn-block.modern {
  width: 100%;
  justify-content: center;
}

/* Icon-only Button */
.btn-icon-modern {
  padding: 0.625rem;
  width: 2.5rem;
  height: 2.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
}

.btn-icon-modern.btn-sm {
  width: 2rem;
  height: 2rem;
  padding: 0.5rem;
}


/* ======================
   GHOST/LINK BUTTONS
   ====================== */

.btn-ghost-modern {
  background: transparent;
  color: var(--gray-700);
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.625rem 1.25rem;
  font-weight: var(--font-medium);
  transition: var(--transition);
}

.btn-ghost-modern:hover {
  background: var(--gray-100);
  color: var(--gray-900);
}

.btn-link-modern {
  background: transparent;
  color: var(--primary-blue);
  border: none;
  padding: 0.625rem 1.25rem;
  font-weight: var(--font-medium);
  text-decoration: none;
  transition: var(--transition);
}

.btn-link-modern:hover {
  color: var(--primary-blue-dark);
  text-decoration: underline;
}


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

.btn-primary-modern:disabled,
.btn-secondary-modern:disabled,
.btn-success-modern:disabled,
.btn-danger-modern:disabled,
.btn-warning-modern:disabled,
.btn.modern:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}


/* ======================
   LOADING STATE
   ====================== */

.btn-loading {
  position: relative;
  color: transparent !important;
  pointer-events: none;
}

.btn-loading::after {
  content: '';
  position: absolute;
  width: 1rem;
  height: 1rem;
  top: 50%;
  left: 50%;
  margin-left: -0.5rem;
  margin-top: -0.5rem;
  border: 2px solid white;
  border-radius: 50%;
  border-top-color: transparent;
  animation: spinner 0.6s linear infinite;
}

@keyframes spinner {
  to {
    transform: rotate(360deg);
  }
}


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

.btn-group-modern {
  display: inline-flex;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.btn-group-modern .btn {
  border-radius: 0;
  margin: 0;
  border-right: 1px solid var(--gray-300);
}

.btn-group-modern .btn:first-child {
  border-top-left-radius: var(--radius-sm);
  border-bottom-left-radius: var(--radius-sm);
}

.btn-group-modern .btn:last-child {
  border-top-right-radius: var(--radius-sm);
  border-bottom-right-radius: var(--radius-sm);
  border-right: none;
}


/* ======================
   OVERRIDE BOOTSTRAP DEFAULTS
   ====================== */

/* Apply modern styling to all Bootstrap buttons by default */
.btn {
  border-radius: var(--radius-sm);
  font-weight: var(--font-medium);
  transition: var(--transition);
}

.btn-primary {
  background: var(--primary-blue);
  border-color: var(--primary-blue);
}

.btn-primary:hover {
  background: var(--primary-blue-dark);
  border-color: var(--primary-blue-dark);
  transform: translateY(-1px);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: var(--text-sm);
}

.btn:hover:not(:disabled) {
  transform: translateY(-1px);
}

.btn:active:not(:disabled) {
  transform: translateY(0);
}