/* ============================================
   DeskRoute - Landscaping Estimation Calculator
   Mobile-first Spanish UI
   ============================================ */

/* --- Variables --- */
:root {
  --green-900: #1b4332;
  --green-800: #2d6a4f;
  --green-700: #40916c;
  --green-600: #52b788;
  --green-500: #74c69d;
  --green-400: #95d5b2;
  --green-300: #b7e4c7;
  --green-200: #d8f3dc;
  --green-100: #f0f7f4;

  --gray-900: #1a1a2e;
  --gray-800: #2d2d44;
  --gray-700: #4a4a6a;
  --gray-600: #6b6b8a;
  --gray-500: #8888a4;
  --gray-400: #a8a8c0;
  --gray-300: #d1d1e0;
  --gray-200: #e8e8f0;
  --gray-100: #f5f5f9;

  --white: #ffffff;
  --red: #dc3545;
  --yellow: #f4a261;
  --blue: #2563eb;

  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --radius: 14px;
  --radius-sm: 10px;
  --radius-xs: 6px;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
  --transition: 0.2s ease;
}

/* --- Reset --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  color: var(--gray-900);
  background: var(--green-100);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   PASSWORD PAGE
   ============================================ */
.password-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  min-height: 100dvh;
  background: linear-gradient(160deg, var(--green-900) 0%, var(--green-700) 100%);
  padding: 1.5rem;
}

.password-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2.5rem 2rem;
  width: 100%;
  max-width: 380px;
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.password-logo {
  margin-bottom: 1.5rem;
}

.password-logo .logo-icon {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 0.5rem;
}

.password-logo h1 {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--green-800);
  letter-spacing: -0.02em;
}

.password-subtitle {
  color: var(--gray-600);
  font-size: 0.95rem;
  margin-bottom: 1.75rem;
}

.password-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.password-form input {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 1rem;
  color: var(--gray-900);
  background: var(--white);
  transition: border-color var(--transition);
  outline: none;
  text-align: center;
}

.password-form input:focus {
  border-color: var(--green-600);
}

.password-form input::placeholder {
  color: var(--gray-400);
}

.password-form button {
  width: 100%;
  padding: 0.875rem 1.5rem;
  background: var(--green-800);
  color: var(--white);
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
}

.password-form button:hover {
  background: var(--green-700);
}

.password-form button:active {
  transform: scale(0.98);
}

.password-error {
  color: var(--red);
  font-size: 0.875rem;
  display: none;
}

.password-error.visible {
  display: block;
}

/* ============================================
   APP LAYOUT
   ============================================ */
.app-nav {
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  padding: 0.875rem 1.25rem;
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.app-nav .nav-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
}

.app-nav .nav-brand .nav-icon {
  font-size: 1.5rem;
}

.app-nav .nav-brand h1 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--green-800);
  letter-spacing: -0.02em;
}

.app-nav .nav-tag {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--green-700);
  background: var(--green-200);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* --- Container --- */
.container {
  max-width: 600px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* --- Hero Section --- */
.hero {
  padding: 3rem 0 2rem;
  text-align: center;
}

.hero h2 {
  font-size: 1.875rem;
  font-weight: 800;
  color: var(--green-900);
  line-height: 1.2;
  letter-spacing: -0.03em;
  margin-bottom: 0.75rem;
}

.hero p {
  color: var(--gray-600);
  font-size: 1.05rem;
  max-width: 440px;
  margin: 0 auto 1.5rem;
}

.btn-primary {
  display: inline-block;
  padding: 0.875rem 2rem;
  background: var(--green-800);
  color: var(--white);
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 1.05rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
}

.btn-primary:hover {
  background: var(--green-700);
}

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

/* --- Steps Section --- */
.steps {
  padding: 2rem 0 2.5rem;
}

.steps h3 {
  text-align: center;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 1.5rem;
}

.steps-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.step-card {
  background: var(--white);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  box-shadow: var(--shadow);
}

.step-num {
  width: 36px;
  height: 36px;
  min-width: 36px;
  border-radius: 50%;
  background: var(--green-800);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.95rem;
}

.step-card h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 0.25rem;
}

.step-card p {
  font-size: 0.875rem;
  color: var(--gray-600);
  line-height: 1.5;
}

/* --- Calculator Section --- */
.calculator-section {
  padding: 2rem 0 3rem;
}

.calculator-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.75rem 1.5rem;
  box-shadow: var(--shadow-md);
}

.calculator-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 1.5rem;
  text-align: center;
}

/* Form fields */
.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 0.4rem;
}

.form-group input[type="text"],
.form-group input[type="number"] {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 1rem;
  color: var(--gray-900);
  background: var(--white);
  transition: border-color var(--transition);
  outline: none;
  -webkit-appearance: none;
}

.form-group input:focus {
  border-color: var(--green-600);
}

.form-group input::placeholder {
  color: var(--gray-400);
}

/* State badge shown below address input */
.state-badge {
  margin-top: 0.5rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.65rem;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 600;
  opacity: 0;
  transition: opacity var(--transition);
}

.state-badge.visible {
  opacity: 1;
}

.state-badge.supported {
  background: var(--green-200);
  color: var(--green-800);
}

.state-badge.coming-soon {
  background: #fef3c7;
  color: #92400e;
}

.state-badge.not-available {
  background: #fde8e8;
  color: #991b1b;
}

/* Toggle buttons for yes/no */
.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--gray-100);
}

.toggle-row:last-child {
  border-bottom: none;
}

.toggle-label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--gray-800);
}

.toggle-buttons {
  display: flex;
  gap: 0.5rem;
}

.toggle-btn {
  padding: 0.45rem 1rem;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-xs);
  background: var(--white);
  font-family: var(--font);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gray-600);
  cursor: pointer;
  transition: all var(--transition);
  min-width: 52px;
  text-align: center;
}

.toggle-btn:hover {
  border-color: var(--gray-300);
}

.toggle-btn.active {
  border-color: var(--green-700);
  background: var(--green-100);
  color: var(--green-800);
}

/* Submit button */
.btn-calculate {
  width: 100%;
  padding: 1rem 1.5rem;
  background: var(--green-800);
  color: var(--white);
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 1.1rem;
  font-weight: 700;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
  margin-top: 0.75rem;
}

.btn-calculate:hover {
  background: var(--green-700);
}

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

.btn-calculate:disabled {
  background: var(--gray-400);
  cursor: not-allowed;
}

/* --- Result Section --- */
.result-card {
  display: none;
  margin-top: 1.5rem;
  padding: 1.75rem 1.5rem;
  background: linear-gradient(160deg, var(--green-900) 0%, var(--green-800) 100%);
  border-radius: var(--radius);
  color: var(--white);
  text-align: center;
  animation: slideUp 0.35s ease;
}

.result-card.visible {
  display: block;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.result-label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--green-300);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.25rem;
}

.result-amount {
  font-size: 3.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}

.result-details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.result-detail {
  text-align: center;
  padding: 0.5rem;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-xs);
}

.result-detail .detail-label {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--green-300);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.result-detail .detail-value {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-top: 0.15rem;
}

.btn-new {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  background: rgba(255, 255, 255, 0.15);
  color: var(--white);
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-new:hover {
  background: rgba(255, 255, 255, 0.25);
}

/* --- Message Cards --- */
.message-card {
  display: none;
  margin-top: 1.5rem;
  padding: 1.5rem;
  border-radius: var(--radius);
  text-align: center;
  animation: slideUp 0.35s ease;
}

.message-card.visible {
  display: block;
}

.message-card.coming-soon {
  background: #fffbeb;
  border: 2px solid #fbbf24;
  color: #92400e;
}

.message-card.not-available {
  background: #fef2f2;
  border: 2px solid #fca5a5;
  color: #991b1b;
}

.message-card.error {
  background: #fef2f2;
  border: 2px solid #fca5a5;
  color: #991b1b;
}

.message-card .msg-icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.message-card h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.message-card p {
  font-size: 0.9rem;
  line-height: 1.5;
}

.message-card .btn-retry {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.5rem 1.25rem;
  background: transparent;
  border: 2px solid currentColor;
  border-radius: var(--radius-xs);
  font-family: var(--font);
  font-size: 0.875rem;
  font-weight: 600;
  color: inherit;
  cursor: pointer;
  transition: all var(--transition);
}

.message-card .btn-retry:hover {
  opacity: 0.8;
}

/* --- Footer --- */
.app-footer {
  text-align: center;
  padding: 2rem 1.25rem;
  color: var(--gray-500);
  font-size: 0.8rem;
}

/* --- Divider --- */
.divider {
  height: 1px;
  background: var(--gray-200);
  margin: 0 1.25rem;
}

/* ============================================
   DESKTOP ADJUSTMENTS
   ============================================ */
@media (min-width: 640px) {
  .hero h2 {
    font-size: 2.25rem;
  }

  .steps-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .step-card {
    flex-direction: column;
    text-align: center;
  }

  .step-num {
    margin: 0 auto;
  }

  .calculator-card {
    padding: 2.5rem 2rem;
  }

  .result-amount {
    font-size: 4rem;
  }
}

/* --- Helpers --- */
.hidden { display: none !important; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}