/* ============================================
   Eden Clinic — ADAM Questionnaire Styles
   ============================================ */

:root {
  --eden-dark: #1a3c4d;
  --eden-teal: #2e7d8c;
  --eden-teal-light: #7ab8c4;
  --eden-teal-pale: #e8f4f6;
  --eden-taupe: #8b7b6b;
  --eden-white: #ffffff;
  --eden-off-white: #f7f9fa;
  --eden-text: #2c3e50;
  --eden-text-light: #6b7c8a;
  --eden-error: #e74c3c;
  --eden-success: #27ae60;

  --font-heading: 'Gilda Display', Georgia, serif;
  --font-body: 'Nunito Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  --transition-speed: 0.5s;
}

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

html, body {
  height: 100%;
  overflow: hidden;
}

body {
  font-family: var(--font-body);
  color: var(--eden-text);
  background: var(--eden-off-white);
  -webkit-font-smoothing: antialiased;
}

/* Form Container */
.eden-form {
  position: relative;
  width: 100%;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  background: var(--eden-off-white);
}

/* Progress Bar */
.progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--eden-teal-pale);
  z-index: 100;
  transition: opacity 0.3s ease;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--eden-teal), var(--eden-teal-light));
  transition: width 0.4s ease;
  width: 0%;
}

/* Slides */
.slides-container {
  position: relative;
  width: 100%;
  height: 100%;
}

.slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: transform var(--transition-speed) cubic-bezier(0.4, 0, 0.2, 1),
              opacity var(--transition-speed) cubic-bezier(0.4, 0, 0.2, 1);
}

.slide.active {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.slide.exit-up {
  opacity: 0;
  transform: translateY(-80px);
}

.slide.exit-down {
  opacity: 0;
  transform: translateY(80px);
}

.slide.enter-from-below {
  animation: slideInUp var(--transition-speed) cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.slide.enter-from-above {
  animation: slideInDown var(--transition-speed) cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(80px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-80px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Slide Content */
.slide-content {
  width: 100%;
  max-width: 640px;
  padding: 2rem;
  text-align: center;
}

/* Logo */
.eden-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  letter-spacing: 0.15em;
  margin-bottom: 2rem;
}

.logo-eden {
  color: var(--eden-text);
}

.logo-clinic {
  color: var(--eden-teal);
}

/* Typography */
h1 {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 400;
  color: var(--eden-dark);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

h2 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 400;
  color: var(--eden-dark);
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

.subtitle {
  font-size: 1.1rem;
  color: var(--eden-teal);
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.description {
  font-size: 1rem;
  color: var(--eden-text-light);
  line-height: 1.6;
  margin-bottom: 2.5rem;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

.question-number {
  font-size: 0.85rem;
  color: var(--eden-teal);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

/* Text Inputs */
.text-input {
  display: block;
  width: 100%;
  max-width: 440px;
  margin: 1.5rem auto 0.75rem;
  padding: 0.75rem 0;
  font-family: var(--font-body);
  font-size: 1.25rem;
  color: var(--eden-dark);
  background: transparent;
  border: none;
  border-bottom: 2px solid var(--eden-teal-light);
  text-align: center;
  outline: none;
  transition: border-color 0.3s ease;
}

.text-input:focus {
  border-bottom-color: var(--eden-teal);
}

.text-input::placeholder {
  color: var(--eden-text-light);
  opacity: 0.6;
}

/* Date input styling */
input[type="date"].text-input {
  cursor: pointer;
}

.input-hint {
  font-size: 0.8rem;
  color: var(--eden-text-light);
  margin-bottom: 1.5rem;
}

.input-hint strong {
  color: var(--eden-teal);
}

/* Shake animation for validation */
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-8px); }
  40% { transform: translateX(8px); }
  60% { transform: translateX(-6px); }
  80% { transform: translateX(6px); }
}

.shake {
  animation: shake 0.5s ease;
  border-bottom-color: var(--eden-error) !important;
}

/* Scale Buttons */
.scale-container {
  margin-top: 2rem;
}

.scale-label {
  font-size: 0.95rem;
  color: var(--eden-text-light);
  margin-bottom: 0.5rem;
}

.scale-buttons {
  display: flex;
  gap: 6px;
  justify-content: center;
  flex-wrap: nowrap;
  margin-bottom: 0.75rem;
}

.scale-btn {
  width: 44px;
  height: 44px;
  border-radius: 8px;
  border: 2px solid var(--eden-teal-light);
  background: var(--eden-white);
  color: var(--eden-dark);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.scale-btn:hover {
  border-color: var(--eden-teal);
  background: var(--eden-teal-pale);
  transform: translateY(-2px);
}

.scale-btn.selected {
  background: var(--eden-teal);
  border-color: var(--eden-teal);
  color: var(--eden-white);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(46, 125, 140, 0.35);
}

.scale-labels {
  display: flex;
  justify-content: space-between;
  max-width: 520px;
  margin: 0 auto;
  font-size: 0.8rem;
  color: var(--eden-text-light);
}

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--eden-white);
  background: var(--eden-teal);
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.25s ease;
  text-decoration: none;
}

.btn-primary:hover {
  background: var(--eden-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(26, 60, 77, 0.25);
}

.btn-arrow {
  transition: transform 0.2s ease;
}

.btn-primary:hover .btn-arrow {
  transform: translateX(3px);
}

/* Navigation Controls */
.nav-controls {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  display: flex;
  gap: 0.5rem;
  z-index: 50;
}

.nav-btn {
  width: 40px;
  height: 40px;
  border-radius: 6px;
  border: 1px solid var(--eden-teal-light);
  background: var(--eden-white);
  color: var(--eden-teal);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.nav-btn:hover {
  background: var(--eden-teal);
  color: var(--eden-white);
  border-color: var(--eden-teal);
}

/* Result Screens */
.result-screen {
  max-width: 560px;
}

.result-icon {
  font-size: 3rem;
  margin-bottom: 1.5rem;
}

.slide[data-slide="result-low"] .result-icon {
  color: var(--eden-taupe);
}

.slide[data-slide="result-normal"] .result-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--eden-teal);
  color: var(--eden-white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
}

.result-score {
  font-size: 1.1rem;
  color: var(--eden-teal);
  margin-bottom: 1.5rem;
}

.result-text {
  font-size: 1.05rem;
  color: var(--eden-text-light);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.btn-cta {
  font-size: 1.05rem;
  padding: 1rem 2.5rem;
}

.result-subtext {
  font-size: 0.85rem;
  color: var(--eden-text-light);
  margin-top: 1rem;
  font-style: italic;
}

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

@media (max-width: 640px) {
  .slide-content {
    padding: 1.5rem 1.25rem;
  }

  h1 {
    font-size: 1.5rem;
  }

  h2 {
    font-size: 1.35rem;
  }

  .scale-btn {
    width: 40px;
    height: 40px;
    font-size: 0.9rem;
  }

  .scale-buttons {
    gap: 6px;
  }

  .text-input {
    font-size: 1.1rem;
  }

  .nav-controls {
    bottom: 1rem;
    right: 1rem;
  }

  .btn-primary {
    padding: 0.75rem 1.75rem;
    font-size: 0.95rem;
  }
}

@media (max-width: 400px) {
  .scale-btn {
    width: 36px;
    height: 36px;
    font-size: 0.85rem;
    border-radius: 6px;
  }

  .scale-buttons {
    gap: 4px;
  }
}

/* ============================================
   Iframe Embed Compatibility
   ============================================ */

body.embedded {
  background: transparent;
}

body.embedded .eden-form {
  background: var(--eden-white);
}