/* Brand palette — works even if Tailwind CDN fails */
:root {
  --earth-50: #f7f4f0;
  --earth-100: #ebe6de;
  --earth-200: #d9cfc4;
  --earth-600: #735d4e;
  --earth-700: #5e4b40;
  --earth-800: #4d3d35;
  --earth-900: #40332d;
  --fresh-50: #f0f9f4;
  --fresh-100: #e0f2e6;
  --fresh-400: #70bc96;
  --fresh-600: #3b8363;
  --fresh-700: #306a50;
  --fresh-800: #1e4d3a;
}

body {
  background-color: var(--earth-50);
  color: var(--earth-900);
}

/* Hero with front image */
.tdt-hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 5rem 1rem;
}

.tdt-hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.tdt-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(64, 51, 45, 0.55) 0%,
    rgba(64, 51, 45, 0.45) 40%,
    rgba(30, 77, 58, 0.65) 100%
  );
}

.tdt-hero-content {
  position: relative;
  z-index: 1;
  max-width: 72rem;
  margin: 0 auto;
  text-align: center;
  color: #ffffff;
}

.tdt-hero-eyebrow {
  color: #c5e8d0;
  font-weight: 600;
  letter-spacing: 0.2em;
  font-size: 0.875rem;
  margin-bottom: 1rem;
}

.tdt-hero-content h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.35);
}

.tdt-hero-content .tdt-hero-tagline {
  font-size: clamp(1.125rem, 2.5vw, 1.5rem);
  line-height: 1.5;
  margin-bottom: 2rem;
  max-width: 48rem;
  margin-left: auto;
  margin-right: auto;
  color: rgba(255, 255, 255, 0.92);
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.3);
}

/* How It Works — clear step cards */
.tdt-how-section {
  background: linear-gradient(180deg, var(--earth-100) 0%, var(--earth-50) 100%);
}

.tdt-step-card {
  text-align: center;
  padding: 2rem 1.75rem;
  border-radius: 1rem;
  background-color: #ffffff;
  border: 2px solid var(--earth-200);
  box-shadow:
    0 4px 6px -1px rgba(64, 51, 45, 0.08),
    0 10px 20px -5px rgba(64, 51, 45, 0.12);
  transition: box-shadow 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
  position: relative;
  overflow: hidden;
}

.tdt-step-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--fresh-600), var(--fresh-400));
}

.tdt-step-card:hover {
  border-color: var(--fresh-400);
  box-shadow:
    0 8px 16px -4px rgba(59, 131, 99, 0.15),
    0 16px 32px -8px rgba(64, 51, 45, 0.18);
  transform: translateY(-2px);
}

.tdt-step-icon {
  width: 4rem;
  height: 4rem;
  margin: 0 auto 1.5rem;
  border-radius: 9999px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(145deg, var(--fresh-100), var(--fresh-50));
  border: 2px solid var(--fresh-200, #c5e8d0);
  color: var(--fresh-600);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.tdt-step-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--fresh-700);
  background-color: var(--fresh-50);
  border: 1px solid #c5e8d0;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  margin-bottom: 0.75rem;
}

.tdt-step-card h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--earth-900);
  margin-bottom: 1rem;
}

.tdt-step-card p {
  color: var(--earth-700);
  line-height: 1.6;
  font-size: 1rem;
}

/* Primary / secondary buttons — always visible */
.tdt-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  border-radius: 9999px;
  font-weight: 600;
  font-size: 1.125rem;
  line-height: 1.25;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background-color 0.15s ease, transform 0.15s ease, opacity 0.15s ease;
}

.tdt-btn:hover {
  transform: scale(1.03);
}

.tdt-btn-primary {
  background-color: var(--fresh-600);
  color: #ffffff !important;
}

.tdt-btn-primary:hover {
  background-color: var(--fresh-700);
}

.tdt-btn-dark {
  background-color: var(--earth-900);
  color: #ffffff !important;
}

.tdt-btn-dark:hover {
  background-color: var(--earth-800);
}

.tdt-btn-nav {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  font-weight: 600;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: background-color 0.15s ease;
}

.tdt-btn-nav-prev {
  background-color: var(--earth-200);
  color: var(--earth-900) !important;
}

.tdt-btn-nav-prev:hover:not(:disabled) {
  background-color: #cfc4b8;
}

.tdt-btn-nav-next {
  background-color: var(--fresh-600);
  color: #ffffff !important;
}

.tdt-btn-nav-next:hover:not(:disabled) {
  background-color: var(--fresh-700);
}

.tdt-btn-nav:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Form step option buttons */
.tdt-option-btn {
  width: 100%;
  padding: 1.5rem;
  border-radius: 0.75rem;
  border: 2px solid var(--earth-200);
  background-color: #ffffff;
  color: var(--earth-900);
  text-align: left;
  cursor: pointer;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.tdt-option-btn:hover {
  border-color: #a68f7e;
}

.tdt-option-btn.is-selected {
  border-color: var(--fresh-600);
  background-color: var(--fresh-50);
}

.tdt-day-btn {
  padding: 1rem;
  border-radius: 0.75rem;
  border: 2px solid var(--earth-200);
  background-color: #ffffff;
  color: var(--earth-700);
  font-weight: 600;
  text-transform: capitalize;
  cursor: pointer;
}

.tdt-day-btn.is-selected {
  border-color: var(--fresh-600);
  background-color: var(--fresh-50);
  color: var(--fresh-700);
}

.tdt-progress-segment {
  flex: 1;
  height: 0.5rem;
  border-radius: 9999px;
  background-color: var(--earth-200);
}

.tdt-progress-segment.is-active {
  background-color: var(--fresh-600);
}

.tdt-check-badge {
  width: 1.5rem;
  height: 1.5rem;
  background-color: var(--fresh-600);
  border-radius: 9999px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.tdt-whatsapp-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: #25d366;
  color: #ffffff !important;
  padding: 1rem 2rem;
  border-radius: 9999px;
  font-weight: 600;
  text-decoration: none;
}

.tdt-whatsapp-btn:hover {
  opacity: 0.92;
}

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

.tdt-spinner {
  animation: spin 0.8s linear infinite;
}

.tdt-check-icon {
  color: var(--fresh-600);
}

.tdt-input {
  width: 100%;
  padding: 1rem;
  border-radius: 0.75rem;
  border: 2px solid var(--earth-200);
  background: #fff;
  color: var(--earth-900);
}

.tdt-input:focus {
  outline: none;
  border-color: var(--fresh-600);
}

.tdt-input.is-error {
  border-color: #ef4444;
}