/* ============================================
   AUTONOMOUS MOWING SOLUTIONS - ROI CALCULATOR
   Wizard / Step Navigation Styles
   ============================================ */

/* ---- Fade-in Animation ---- */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---- Orange Glow Pulse Animation ---- */
@keyframes orangeGlowPulse {
  0% {
    box-shadow: 0 0 0 0 rgba(227, 118, 39, 0.4);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(227, 118, 39, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(227, 118, 39, 0);
  }
}

/* ---- Button Pulse Animation ---- */
@keyframes btnPulseGlow {
  0% {
    box-shadow: 0 4px 12px rgba(227, 118, 39, 0.35);
  }
  50% {
    box-shadow: 0 6px 24px rgba(227, 118, 39, 0.55),
                0 0 40px rgba(227, 118, 39, 0.2);
  }
  100% {
    box-shadow: 0 4px 12px rgba(227, 118, 39, 0.35);
  }
}


/* ============================================
   APP HEADER
   ============================================ */

.site-header,
.app-header {
  background-color: var(--color-white);
  padding: var(--space-5) var(--space-8) var(--space-4);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

.site-header::after,
.app-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent 0%, var(--color-orange) 30%, var(--color-orange-light) 50%, var(--color-orange) 70%, transparent 100%);
}

.header-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  max-width: var(--max-width);
  margin: 0 auto;
}

.logo-link {
  display: flex;
  align-items: center;
}

.logo-mark {
  height: 52px;
  width: auto;
}

.header-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.brand-name {
  font-size: 1.1rem;
  font-weight: var(--font-weight-semibold);
  color: var(--color-gray-900);
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.header-subtitle {
  color: var(--color-gray-400);
  font-size: 0.75rem;
  font-weight: var(--font-weight-semibold);
  letter-spacing: 2px;
  text-transform: uppercase;
}


/* ============================================
   PROGRESS BAR
   ============================================ */

.progress-bar {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-6) var(--space-8);
  position: relative;
}

.progress-steps {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-4);
}

.progress-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  flex: 1;
  z-index: 1;
}

/* Connecting lines between steps */
.progress-step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 18px;
  left: calc(50% + 22px);
  width: calc(100% - 44px);
  height: 2px;
  background-color: var(--color-gray-200);
  z-index: 0;
}

.progress-step.completed:not(:last-child)::after {
  background-color: var(--color-orange);
}

/* Progress button (wraps circle + label) */
.progress-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.progress-btn:disabled {
  cursor: default;
}

.progress-step-circle,
.step-number {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: var(--font-weight-semibold);
  background-color: var(--color-gray-200);
  color: var(--color-gray-500);
  transition: all var(--transition-normal);
  position: relative;
  z-index: 2;
}

.progress-step-label,
.step-label {
  margin-top: var(--space-2);
  font-size: 0.7rem;
  color: var(--color-gray-400);
  text-align: center;
  font-weight: var(--font-weight-normal);
  transition: color var(--transition-normal),
              font-weight var(--transition-normal);
  white-space: nowrap;
  letter-spacing: 0.02em;
}

/* Active step */
.progress-step.active .progress-step-circle,
.progress-step.active .step-number {
  background-color: var(--color-orange);
  color: var(--color-white);
  box-shadow: 0 0 0 4px var(--color-orange-glow);
  animation: orangeGlowPulse 2s ease-in-out infinite;
}

.progress-step.active .progress-step-label,
.progress-step.active .step-label {
  color: var(--color-orange);
  font-weight: var(--font-weight-semibold);
}

/* Completed step */
.progress-step.completed .progress-step-circle,
.progress-step.completed .step-number {
  background-color: var(--color-orange);
  color: var(--color-white);
  cursor: pointer;
}

.progress-step.completed .progress-step-label,
.progress-step.completed .step-label {
  color: var(--color-gray-700);
  cursor: pointer;
}

.progress-step.completed .step-number {
  font-size: 0;
}

.progress-step.completed .step-number::after {
  content: '\2713';
  font-size: 1rem;
}

.progress-step.completed .progress-step-number {
  display: none;
}


/* ============================================
   WIZARD STEPS
   ============================================ */

.wizard-step {
  display: none;
}

.wizard-step.active:not([hidden]) {
  display: block;
  animation: fadeIn 0.35s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

/* Card-wrapped wizard steps (not results) */
.wizard-step:not(.results) {
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-8) var(--space-8) var(--space-6);
  box-shadow:
    0 1px 3px rgba(0, 0, 0, 0.04),
    0 6px 24px rgba(0, 0, 0, 0.06);
  margin-bottom: var(--space-6);
}

.step-content {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-4) var(--space-6);
  position: relative;
}

.step-content::before {
  content: '';
  display: block;
  height: 1px;
  margin-bottom: var(--space-4);
  background: linear-gradient(90deg, transparent 0%, var(--color-gray-200) 50%, transparent 100%);
}

.step-header {
  margin-bottom: var(--space-6);
}

.step-heading,
.step-header h2 {
  font-size: 1.5rem;
  color: var(--color-gray-900);
  margin-bottom: var(--space-1);
  padding-bottom: var(--space-2);
  position: relative;
  display: inline-block;
  letter-spacing: -0.02em;
}

.step-heading::after,
.step-header h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 32px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-orange), var(--color-orange-light));
  border-radius: 2px;
}

.step-description,
.step-header p {
  color: var(--color-gray-500);
  font-size: 0.9rem;
}


/* ============================================
   STEP ACTIONS (Navigation Buttons)
   ============================================ */

.step-actions {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--space-8);
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-gray-200);
  gap: var(--space-3);
}

.step-actions .btn:only-child {
  margin-left: auto;
}


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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 14px 32px;
  border-radius: var(--radius-lg);
  font-size: 0.95rem;
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: background-color var(--transition-fast),
              border-color var(--transition-fast),
              color var(--transition-fast),
              box-shadow var(--transition-fast),
              transform var(--transition-fast);
  border: 2px solid transparent;
  text-align: center;
  line-height: 1.4;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.btn:active {
  transform: scale(0.98);
}

/* Primary Button */
.btn-primary {
  background-color: var(--color-orange);
  color: var(--color-white);
  border-color: var(--color-orange);
  box-shadow: 0 2px 8px rgba(227, 118, 39, 0.25);
}

.btn-primary:hover {
  background-color: #B85A1A;
  border-color: #B85A1A;
  box-shadow: 0 6px 20px rgba(227, 118, 39, 0.4);
  transform: translateY(-2px);
}

.btn-primary:focus-visible {
  outline: 2px solid var(--color-orange);
  outline-offset: 2px;
}

/* Secondary Button */
.btn-secondary {
  background-color: var(--color-white);
  color: var(--color-gray-700);
  border-color: var(--color-gray-300);
}

.btn-secondary:hover {
  background-color: var(--color-gray-50);
  border-color: var(--color-gray-400);
}

.btn-secondary:focus-visible {
  outline: 2px solid var(--color-gray-400);
  outline-offset: 2px;
}

/* Calculate Button */
.btn-calculate {
  background: linear-gradient(135deg, var(--color-orange) 0%, var(--color-orange-light) 100%);
  color: var(--color-white);
  border-color: transparent;
  padding: 16px 48px;
  font-size: 1.1rem;
  font-weight: var(--font-weight-semibold);
  box-shadow: 0 4px 12px rgba(227, 118, 39, 0.35);
  width: 100%;
  max-width: 400px;
  margin: 0 auto;
  display: flex;
}

.btn-calculate:hover {
  background: linear-gradient(135deg, #B85A1A 0%, var(--color-orange) 100%);
  box-shadow: 0 8px 30px rgba(227, 118, 39, 0.5),
              0 0 40px rgba(227, 118, 39, 0.2);
  transform: translateY(-2px);
  animation: btnPulseGlow 1.5s ease-in-out infinite;
}

.btn-calculate:active {
  transform: translateY(0) scale(0.99);
  animation: none;
}

/* Outline Button */
.btn-outline {
  background-color: transparent;
  color: var(--color-gray-500);
  border-color: var(--color-gray-300);
}

.btn-outline:hover {
  background-color: var(--color-gray-50);
  color: var(--color-gray-700);
  border-color: var(--color-gray-400);
}

/* Text Button */
.btn-text {
  background: none;
  border: none;
  color: var(--color-gray-500);
  padding: var(--space-2) 0;
  font-size: 0.85rem;
}

.btn-text:hover {
  color: var(--color-orange);
}

/* Button icon */
.btn-icon {
  flex-shrink: 0;
}

/* Disabled Button */
.btn:disabled,
.btn.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}