/* ============================================
   Real Estate Financial Architect - Custom Styles
   Glassmorphism theme with Deep Slate & Amber
   ============================================ */

/* CSS Custom Properties */
:root {
  /* Core Colors */
  --color-slate-deep: #0f172a;
  --color-slate-surface: #1e293b;
  --color-slate-600: #475569;
  --color-amber: #f59e0b;
  --color-amber-light: #fbbf24;
  --color-amber-dark: #d97706;

  /* Glass Effect */
  --glass-bg: rgba(30, 41, 59, 0.8);
  --glass-border: rgba(245, 158, 11, 0.2);
  --glass-blur: 16px;

  /* Spacing */
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --touch-target: 44px;

  /* Transitions */
  --transition-fast: 150ms ease-out;
  --transition-normal: 250ms ease-out;
  --transition-slow: 300ms ease-out;
}

/* ============================================
   Base Styles
   ============================================ */

html {
  scroll-behavior: smooth;
}

body {
  background: linear-gradient(135deg, var(--color-slate-deep) 0%, #1a1f35 100%);
  min-height: 100vh;
}

/* Focus States - Amber accent */
*:focus-visible {
  outline: 2px solid var(--color-amber);
  outline-offset: 2px;
}

/* ============================================
   Glassmorphism Components
   ============================================ */

.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  box-shadow:
    0 4px 6px -1px rgba(0, 0, 0, 0.2),
    0 2px 4px -2px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.glass-card-hover {
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.glass-card-hover:hover {
  transform: translateY(-2px);
  box-shadow:
    0 10px 15px -3px rgba(0, 0, 0, 0.3),
    0 4px 6px -4px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

/* ============================================
   Progress Header
   ============================================ */

#app-header .glass-card {
  border-radius: 0;
  border-left: none;
  border-right: none;
  border-top: none;
}

.progress-step {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  border-radius: 0.5rem;
  transition: all var(--transition-fast);
  background: transparent;
  border: none;
  cursor: pointer;
  color: #64748b;
}

.progress-step:hover {
  background: rgba(245, 158, 11, 0.1);
  color: #94a3b8;
}

.progress-step[aria-current="true"],
.progress-step.active {
  background: rgba(245, 158, 11, 0.2);
  color: var(--color-amber);
}

.progress-step .step-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  background: currentColor;
  color: var(--color-slate-deep);
  font-size: 0.75rem;
  font-weight: 600;
}

.progress-step .step-label {
  font-size: 0.875rem;
  font-weight: 500;
}

/* ============================================
   Form Enhancements
   ============================================ */

/* Larger touch targets */
.btn {
  min-height: var(--touch-target);
}

.input,
.select,
.textarea {
  min-height: var(--touch-target);
}

/* Number input without spinners */
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

input[type="number"] {
  -moz-appearance: textfield;
}

/* Range slider styling */
.range-warning::-webkit-slider-thumb {
  background: var(--color-amber);
}

.range-warning::-moz-range-thumb {
  background: var(--color-amber);
}

/* ============================================
   Payment Scheme Buttons
   ============================================ */

.scheme-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  border-radius: var(--radius-lg);
  background: var(--color-slate-surface);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  min-height: 80px;
}

.scheme-btn:hover {
  border-color: var(--color-amber);
  background: rgba(245, 158, 11, 0.1);
}

.scheme-btn.active {
  border-color: var(--color-amber);
  background: rgba(245, 158, 11, 0.2);
}

.scheme-btn .scheme-name {
  font-weight: 600;
  font-size: 0.875rem;
  text-align: center;
}

.scheme-btn .scheme-detail {
  font-size: 0.75rem;
  color: #64748b;
  margin-top: 0.25rem;
}

/* ============================================
   Discount Items
   ============================================ */

.discount-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem;
  background: var(--color-slate-surface);
  border-radius: 0.75rem;
  animation: slideIn var(--transition-normal);
}

.discount-item .discount-inputs {
  display: flex;
  flex: 1;
  gap: 0.5rem;
}

.discount-item .discount-inputs input,
.discount-item .discount-inputs select {
  min-height: 38px;
}

.discount-item .remove-discount {
  padding: 0.5rem;
  border-radius: 0.5rem;
  background: transparent;
  border: none;
  color: #ef4444;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.discount-item .remove-discount:hover {
  background: rgba(239, 68, 68, 0.2);
}

/* ============================================
   Results View
   ============================================ */

#results-card .table th,
#results-card .table td {
  padding: 0.75rem 1rem;
  border-color: rgba(71, 85, 105, 0.3);
}

#results-card .table tbody tr:hover {
  background: rgba(245, 158, 11, 0.05);
}

/* View Toggle Buttons */
#view-summary-btn.btn-active,
#view-detailed-btn.btn-active {
  background: var(--color-amber);
  color: var(--color-slate-deep);
  border-color: var(--color-amber);
}

/* ============================================
   Animations
   ============================================ */

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-10px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
}

.animate-fade-in {
  animation: fadeIn 0.5s ease-out;
}

.animate-slide-in {
  animation: slideIn var(--transition-normal);
}

.animate-pulse {
  animation: pulse 2s infinite;
}

/* ============================================
   Toast Notifications
   ============================================ */

.toast-message {
  padding: 0.75rem 1rem;
  border-radius: 0.75rem;
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  animation: slideIn var(--transition-normal);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.toast-message.success {
  border-color: rgba(34, 197, 94, 0.3);
}

.toast-message.error {
  border-color: rgba(239, 68, 68, 0.3);
}

/* ============================================
   Print Styles
   ============================================ */

@media print {
  body {
    background: white !important;
    color: black !important;
  }

  #app-header,
  #welcome-section,
  #property-section,
  #payment-section,
  #settings-section,
  #install-prompt,
  #toast-container,
  .btn,
  .btn-group,
  #export-print-btn,
  #export-copy-btn,
  #export-image-btn,
  #new-quote-btn {
    display: none !important;
  }

  #results-section {
    display: block !important;
    padding: 0 !important;
  }

  #results-card {
    background: white !important;
    border: 1px solid #e5e7eb !important;
    box-shadow: none !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  .glass-card {
    background: white !important;
    backdrop-filter: none !important;
  }

  .bg-gradient-to-r {
    background: #fef3c7 !important;
  }

  .text-amber {
    color: #d97706 !important;
  }

  .bg-slate-surface\/50 {
    background: #f8fafc !important;
  }
}

/* ============================================
   Responsive Adjustments
   ============================================ */

@media (max-width: 640px) {
  .glass-card {
    border-radius: var(--radius-lg);
  }

  #results-card {
    padding: 1rem;
  }

  .scheme-btn {
    padding: 0.75rem;
    min-height: 70px;
  }

  .discount-item {
    flex-wrap: wrap;
  }

  .discount-item .discount-inputs {
    width: 100%;
  }
}

/* ============================================
   Reduced Motion
   ============================================ */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ============================================
   Dark Mode (default, explicit class for future)
   ============================================ */

.dark {
  --glass-bg: rgba(30, 41, 59, 0.8);
  --glass-border: rgba(245, 158, 11, 0.2);
}