/* ─── Lipedema Calculator Frontend ─────────────────── */
.lipedema-app *, .lipedema-app *::before, .lipedema-app *::after { margin: 0; padding: 0; box-sizing: border-box; }
.lipedema-app {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: transparent;
  color: #111827;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  max-width: 800px;
  margin: 0 auto;
  padding: 0;
  display: flex;
  flex-direction: column;
  position: relative;
}

/* ─── Top Bar ──────────────────────────────────────── */
.lipedema-app .topbar {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,0.85); backdrop-filter: blur(10px);
  border-bottom: 1px solid #e5e7eb;
}
.lipedema-app .topbar-inner { max-width: 800px; margin: 0 auto; padding: 0 20px; height: 56px; display: flex; align-items: center; justify-content: space-between; }
.lipedema-app .topbar-brand { display: flex; align-items: center; gap: 8px; }
.lipedema-app .topbar-icon { width: 32px; height: 32px; background: #1f2937; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.lipedema-app .topbar-title { font-size: 14px; font-weight: 600; color: #374151; }
.lipedema-app .topbar-dots { display: flex; align-items: center; gap: 5px; }
.lipedema-app .dot { width: 8px; height: 8px; border-radius: 50%; background: #d1d5db; transition: all 0.3s; }
.lipedema-app .dot.active { background: #1f2937; transform: scale(1.2); }
.lipedema-app .dot.completed { background: #6b7280; }
.lipedema-app .topbar-counter { font-size: 12px; color: #6b7280; font-weight: 500; }

/* ─── Slide System ─────────────────────────────────── */
.lipedema-app .slides-area { flex: 1; position: relative; overflow: hidden; }
.lipedema-app .slide {
  position: absolute; top: 0; left: 0; right: 0; bottom: 0;
  opacity: 0; pointer-events: none;
  padding: 30px 20px;
  transition: opacity 0.3s ease;
}
.lipedema-app .slide.current { opacity: 1; pointer-events: auto; position: relative; }

/* ─── Slide Animations ─────────────────────────────── */
@keyframes lipcalcSlideInRight { from { transform: translateX(60px); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
@keyframes lipcalcSlideInLeft { from { transform: translateX(-60px); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
.lipedema-app .slide.current.enter-right .slide-content { animation: lipcalcSlideInRight 0.4s cubic-bezier(0.4,0,0.2,1) forwards; }
.lipedema-app .slide.current.enter-left .slide-content { animation: lipcalcSlideInLeft 0.4s cubic-bezier(0.4,0,0.2,1) forwards; }

/* ─── Welcome Slide ────────────────────────────────── */
.lipedema-app .welcome { display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 70vh; text-align: center; }
.lipedema-app .welcome-logo { width: 90px; height: 90px; background: #1f2937; border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 24px; box-shadow: 0 20px 40px -10px rgba(31,41,55,0.3); }
.lipedema-app .welcome h1 { font-size: 2.5rem; font-weight: 300; color: #111827; line-height: 1.2; margin-bottom: 12px; }
.lipedema-app .welcome h1 strong { font-weight: 600; }
.lipedema-app .welcome p { color: #6b7280; font-size: 1.1rem; max-width: 420px; margin: 0 auto 30px; line-height: 1.6; }
.lipedema-app .welcome-note { color: #9ca3af; font-size: 12px; max-width: 320px; margin-top: 24px; }

.lipedema-app .btn-circle {
  width: 170px; height: 170px; border-radius: 50%; background: #1f2937; color: #fff;
  border: none; cursor: pointer; display: flex; flex-direction: column; align-items: center; justify-content: center;
  transition: all 0.3s ease; box-shadow: 0 20px 40px -10px rgba(31,41,55,0.3);
  text-decoration: none; font-family: inherit;
}
.lipedema-app .btn-circle:hover { transform: scale(1.05); background: #374151; }
.lipedema-app .btn-circle:active { transform: scale(0.98); }
.lipedema-app .btn-circle span:first-child { font-size: 13px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase; margin-bottom: 2px; }
.lipedema-app .btn-circle span:nth-child(2) { font-size: 11px; opacity: 0.7; margin-bottom: 10px; }
.lipedema-app .btn-circle svg { transition: transform 0.3s; }
.lipedema-app .btn-circle:hover svg { transform: translateX(3px); }

/* ─── Question Slide ───────────────────────────────── */
.lipedema-app .question-slide { max-width: 640px; margin: 0 auto; }
.lipedema-app .q-header { margin-bottom: 24px; }
.lipedema-app .q-label { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; flex-wrap: wrap; }
.lipedema-app .q-label-dot { width: 10px; height: 10px; background: #1f2937; border-radius: 50%; }
.lipedema-app .q-label-text { font-size: 11px; font-weight: 600; color: #6b7280; letter-spacing: 1px; text-transform: uppercase; }
.lipedema-app .q-badge { margin-left: auto; font-size: 10px; background: #e5e7eb; color: #4b5563; padding: 3px 10px; border-radius: 20px; font-weight: 600; }
.lipedema-app .q-title { font-size: 1.6rem; font-weight: 500; color: #111827; line-height: 1.3; }
.lipedema-app .q-sub { margin-top: 10px; color: #6b7280; font-size: 13px; line-height: 1.6; }

/* ─── Options ──────────────────────────────────────── */
.lipedema-app .options { display: flex; flex-direction: column; gap: 10px; }
.lipedema-app .option {
  display: flex; align-items: flex-start; gap: 14px;
  padding: 16px 18px; border-radius: 12px;
  border: 2px solid #e5e7eb; background: #fff;
  cursor: pointer; transition: all 0.25s ease;
}
.lipedema-app .option:hover { border-color: #9ca3af; background: #f9fafb; transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,0.06); }
.lipedema-app .option.selected { border-color: #1f2937; background: #f3f4f6; box-shadow: 0 4px 16px rgba(0,0,0,0.1); }
.lipedema-app .option.selected .radio { background: #1f2937; border-color: #1f2937; }
.lipedema-app .option.selected .radio::after { opacity: 1; }
.lipedema-app .option.disabled { pointer-events: none; opacity: 0.6; }
.lipedema-app .radio {
  width: 20px; height: 20px; border-radius: 50%;
  border: 2px solid #d1d5db; flex-shrink: 0; margin-top: 2px;
  position: relative; transition: all 0.25s;
}
.lipedema-app .radio::after {
  content: ''; position: absolute; top: 50%; left: 50%;
  transform: translate(-50%,-50%); width: 7px; height: 7px;
  background: #fff; border-radius: 50%; opacity: 0; transition: opacity 0.2s;
}
.lipedema-app .option-text { font-size: 15px; color: #374151; line-height: 1.5; }

/* Stagger animations */
@keyframes lipcalcOptIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
.lipedema-app .option:nth-child(1) { animation: lipcalcOptIn 0.35s ease 0.05s both; }
.lipedema-app .option:nth-child(2) { animation: lipcalcOptIn 0.35s ease 0.1s both; }
.lipedema-app .option:nth-child(3) { animation: lipcalcOptIn 0.35s ease 0.15s both; }
.lipedema-app .option:nth-child(4) { animation: lipcalcOptIn 0.35s ease 0.2s both; }
.lipedema-app .option:nth-child(5) { animation: lipcalcOptIn 0.35s ease 0.25s both; }

/* ─── Auto-advance indicator ───────────────────────── */
.lipedema-app .auto-advance { display: flex; align-items: center; justify-content: center; gap: 8px; margin-top: 16px; color: #9ca3af; font-size: 13px; }
.lipedema-app .spinner { width: 16px; height: 16px; border: 2px solid #d1d5db; border-top-color: #1f2937; border-radius: 50%; animation: lipcalcSpin 0.6s linear infinite; }
@keyframes lipcalcSpin { to { transform: rotate(360deg); } }

/* ─── Lead Form ────────────────────────────────────── */
.lipedema-app .lead-form { max-width: 480px; margin: 0 auto; }
.lipedema-app .lead-form .lock-icon {
  width: 64px; height: 64px; background: #1f2937; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px;
}
.lipedema-app .lead-form h2 { text-align: center; font-size: 1.6rem; font-weight: 500; margin-bottom: 6px; }
.lipedema-app .lead-form .lead-desc { text-align: center; color: #6b7280; margin-bottom: 24px; font-size: 14px; line-height: 1.6; }

.lipedema-app .form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 12px; }
.lipedema-app .form-group { margin-bottom: 12px; }
.lipedema-app .form-group label { display: block; font-size: 13px; font-weight: 600; color: #374151; margin-bottom: 5px; }
.lipedema-app .form-group input {
  width: 100%; padding: 13px 16px; border: 1px solid #e5e7eb; border-radius: 12px;
  font-size: 15px; color: #111827; background: #fff;
  outline: none; transition: all 0.2s; font-family: inherit;
}
.lipedema-app .form-group input:focus { border-color: #1f2937; box-shadow: 0 0 0 3px rgba(31,41,55,0.08); }
.lipedema-app .form-group input::placeholder { color: #9ca3af; }

.lipedema-app .btn-submit {
  width: 100%; padding: 15px; background: #1f2937; color: #fff; border: none;
  border-radius: 12px; font-size: 16px; font-weight: 600; cursor: pointer;
  transition: all 0.2s; margin-top: 4px; font-family: inherit;
}
.lipedema-app .btn-submit:hover { background: #374151; box-shadow: 0 8px 20px rgba(31,41,55,0.2); }
.lipedema-app .btn-submit:active { transform: scale(0.98); }

.lipedema-app .form-error {
  color: #dc2626; font-size: 13px; font-weight: 500; display: flex; align-items: center; gap: 5px; margin-bottom: 8px;
}
.lipedema-app .trust-badges { display: flex; justify-content: center; gap: 20px; font-size: 11px; color: #9ca3af; margin-top: 14px; }
.lipedema-app .trust-badges span { display: flex; align-items: center; gap: 4px; }

/* ─── Results ──────────────────────────────────────── */
.lipedema-app .results { max-width: 640px; margin: 0 auto; }

.lipedema-app .result-header {
  background: #1f2937; color: #fff; border-radius: 16px; padding: 32px 24px;
  text-align: center; margin-bottom: 20px;
}
.lipedema-app .result-header h2 { font-size: 17px; font-weight: 500; opacity: 0.9; margin-bottom: 16px; }
.lipedema-app .result-badge { display: inline-block; background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.2); padding: 8px 24px; border-radius: 50px; font-size: 14px; font-weight: 600; margin-bottom: 14px; }
.lipedema-app .result-score { font-size: 3.5rem; font-weight: 700; line-height: 1; margin: 8px 0; }
.lipedema-app .result-label { font-size: 12px; text-transform: uppercase; letter-spacing: 2px; opacity: 0.7; }

.lipedema-app .stages { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 10px; margin-bottom: 20px; }
.lipedema-app .stage {
  text-align: center; padding: 18px 12px; border-radius: 12px;
  border: 2px solid #e5e7eb; background: #fff; color: #9ca3af;
  transition: all 0.3s;
}
.lipedema-app .stage-label { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; display: block; margin-bottom: 6px; opacity: 0.7; }
.lipedema-app .stage-name { font-size: 16px; font-weight: 700; }
.lipedema-app .stage.active-green { border-color: #10b981; background: #ecfdf5; color: #047857; transform: scale(1.04); box-shadow: 0 4px 12px rgba(0,0,0,0.08); }
.lipedema-app .stage.active-green .stage-label { color: #059669; }
.lipedema-app .stage.active-red { border-color: #ef4444; background: #fef2f2; color: #b91c1c; transform: scale(1.04); box-shadow: 0 4px 12px rgba(0,0,0,0.08); }
.lipedema-app .stage.active-red .stage-label { color: #dc2626; }

.lipedema-app .interpretation {
  background: #f9fafb; border-left: 4px solid #1f2937;
  padding: 20px; border-radius: 0 12px 12px 0; margin-bottom: 20px;
}
.lipedema-app .interpretation h4 { font-size: 15px; font-weight: 600; color: #111827; margin-bottom: 8px; display: flex; align-items: center; gap: 6px; }
.lipedema-app .interpretation p { font-size: 14px; color: #4b5563; line-height: 1.7; }

.lipedema-app .credentials {
  background: #fff; border: 1px solid #e5e7eb; padding: 16px; border-radius: 12px;
  margin-bottom: 20px; display: flex; align-items: flex-start; gap: 10px;
}
.lipedema-app .credentials-icon { font-size: 22px; flex-shrink: 0; }
.lipedema-app .credentials p { font-size: 13px; color: #6b7280; line-height: 1.6; }
.lipedema-app .credentials strong { color: #374151; }

.lipedema-app .cta-box {
  background: linear-gradient(135deg, #f9fafb 0%, #f3f4f6 100%);
  border: 2px solid #e5e7eb; border-radius: 16px; padding: 32px 24px; text-align: center;
}
.lipedema-app .cta-box h3 { font-size: 18px; font-weight: 600; color: #111827; margin-bottom: 6px; }
.lipedema-app .cta-box .cta-desc { font-size: 14px; color: #6b7280; margin-bottom: 24px; line-height: 1.6; }

.lipedema-app .btn-cta {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 16px 36px; border-radius: 50px; font-size: 16px; font-weight: 700;
  text-decoration: none; transition: all 0.3s; border: none; cursor: pointer;
  font-family: inherit;
}
.lipedema-app .btn-cta:hover { transform: scale(1.05); box-shadow: 0 10px 30px rgba(0,0,0,0.15); }
.lipedema-app .btn-cta:active { transform: scale(1); }

.lipedema-app .btn-green { background: #059669; color: #fff; box-shadow: 0 8px 20px rgba(5,150,105,0.3); }
.lipedema-app .btn-green:hover { background: #047857; }
.lipedema-app .btn-red { background: #dc2626; color: #fff; box-shadow: 0 8px 20px rgba(220,38,38,0.3); }
.lipedema-app .btn-red:hover { background: #b91c1c; }
.lipedema-app .btn-gray { background: #1f2937; color: #fff; box-shadow: 0 8px 20px rgba(31,41,55,0.2); }
.lipedema-app .btn-gray:hover { background: #374151; }

.lipedema-app .urgency-tag {
  display: inline-block; margin-top: 14px;
  background: #fef2f2; color: #dc2626;
  padding: 6px 16px; border-radius: 50px; font-size: 11px; font-weight: 700;
  animation: lipcalcPulse 2s ease-in-out infinite;
}
@keyframes lipcalcPulse { 0%,100%{transform:scale(1)} 50%{transform:scale(1.05)} }

.lipedema-app .cta-note { margin-top: 14px; font-size: 12px; color: #9ca3af; line-height: 1.6; }
.lipedema-app .disclaimer { text-align: center; font-size: 11px; color: #9ca3af; margin-top: 20px; margin-bottom: 20px; }

/* ─── Bottom Nav ───────────────────────────────────── */
.lipedema-app .bottom-nav {
  position: sticky; bottom: 0; z-index: 50;
  background: rgba(255,255,255,0.92); backdrop-filter: blur(10px);
  border-top: 1px solid #e5e7eb;
}
.lipedema-app .bottom-nav-inner { max-width: 800px; margin: 0 auto; padding: 0 20px; height: 60px; display: flex; align-items: center; justify-content: space-between; }
.lipedema-app .nav-btn { display: flex; align-items: center; gap: 6px; background: none; border: none; cursor: pointer; color: #4b5563; font-size: 14px; font-weight: 500; transition: color 0.2s; font-family: inherit; padding: 6px; }
.lipedema-app .nav-btn:hover { color: #111827; }
.lipedema-app .nav-btn:disabled { opacity: 0.3; cursor: not-allowed; }
.lipedema-app .nav-btn svg, .lipedema-app .nav-icon { width: 36px; height: 36px; border-radius: 50%; border: 1px solid #d1d5db; display: flex; align-items: center; justify-content: center; transition: border-color 0.2s; flex-shrink: 0; }
.lipedema-app .nav-btn:hover .nav-icon { border-color: #6b7280; }
.lipedema-app .nav-btn.next .nav-icon { background: #1f2937; border-color: #1f2937; color: #fff; }
.lipedema-app .nav-btn.next:hover .nav-icon { background: #374151; }
.lipedema-app .nav-center { display: flex; align-items: center; gap: 12px; }

/* ─── Fade in ──────────────────────────────────────── */
@keyframes lipcalcFadeInUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.lipedema-app .fade-in { animation: lipcalcFadeInUp 0.5s ease forwards; }

/* ─── Responsive ───────────────────────────────────── */
@media (max-width: 640px) {
  .lipedema-app .welcome h1 { font-size: 2rem; }
  .lipedema-app .q-title { font-size: 1.3rem; }
  .lipedema-app .form-grid { grid-template-columns: 1fr; }
  .lipedema-app .result-score { font-size: 2.8rem; }
  .lipedema-app .btn-cta { padding: 14px 24px; font-size: 14px; }
  .lipedema-app .btn-circle { width: 150px; height: 150px; }
}