:root {
  --bg: #f0f4ff;
  --blue: #3d6fd4;
  --blue-deep: #1a3fa0;
  --blue-light: #e8eeff;
  --blue-mid: #5b8dee;
  --gold: #f0b429;
  --gold-light: #ffd966;
  --gold-deep: #c48a00;
  --text: #1a2540;
  --text-light: #4a5a7a;
  --white: #ffffff;
  --card: rgba(255,255,255,0.88);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Lato', sans-serif;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse at 10% 10%, rgba(61,111,212,0.18) 0%, transparent 50%),
    radial-gradient(ellipse at 90% 15%, rgba(240,180,41,0.12) 0%, transparent 40%),
    radial-gradient(ellipse at 50% 100%, rgba(26,63,160,0.1) 0%, transparent 50%),
    linear-gradient(160deg, #f0f4ff 0%, #e8eeff 50%, #f5f7ff 100%);
  pointer-events: none;
  z-index: 0;
}

/* Floating stars/sparkles */
.stars-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.star-float {
  position: absolute;
  opacity: 0;
  animation: floatStar linear infinite;
}

@keyframes floatStar {
  0% { opacity: 0; transform: translateY(100vh) rotate(0deg) scale(0.5); }
  10% { opacity: 0.4; }
  90% { opacity: 0.1; }
  100% { opacity: 0; transform: translateY(-10vh) rotate(20deg) scale(1.2); }
}

.app {
  position: relative;
  z-index: 1;
  max-width: 680px;
  margin: 0 auto;
  padding: 0 20px 80px;
}

/* Header */
header {
  text-align: center;
  padding: 44px 0 32px;
  animation: fadeDown 0.9s ease both;
}

.header-top {
  font-size: 11px;
  letter-spacing: 5px;
  color: var(--blue);
  text-transform: uppercase;
  margin-bottom: 10px;
  font-weight: 400;
}

.header-chinese {
  font-family: 'Noto Serif SC', serif;
  font-size: clamp(56px, 15vw, 88px);
  background: linear-gradient(135deg, var(--blue-deep), var(--blue), var(--gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  letter-spacing: 12px;
  filter: drop-shadow(0 4px 20px rgba(61,111,212,0.25));
  animation: shimmer 3s ease-in-out infinite alternate;
}

@keyframes shimmer {
  from { filter: drop-shadow(0 4px 15px rgba(61,111,212,0.2)); }
  to { filter: drop-shadow(0 4px 30px rgba(61,111,212,0.45)); }
}

.header-pinyin {
  font-family: 'Playfair Display', serif;
  font-size: clamp(16px, 4vw, 22px);
  font-style: italic;
  color: var(--blue-mid);
  letter-spacing: 6px;
  margin-top: 4px;
  opacity: 0.85;
}

.header-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(17px, 4vw, 24px);
  font-style: italic;
  color: var(--blue-deep);
  margin-top: 6px;
  letter-spacing: 2px;
}

.header-sub {
  font-size: 13px;
  color: var(--text-light);
  margin-top: 6px;
  letter-spacing: 1px;
  font-weight: 300;
}

.header-divider {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 18px auto 0;
  max-width: 280px;
}

.header-divider::before,
.header-divider::after {
  content: '';
  flex: 1;
  height: 1.5px;
  background: linear-gradient(to right, transparent, var(--blue-mid), transparent);
  border-radius: 2px;
}

.divider-icon {
  font-size: 22px;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.15); opacity: 1; }
}

/* Upload zone */
.upload-zone {
  background: var(--card);
  border: 2.5px dashed var(--blue-mid);
  border-radius: 20px;
  padding: 40px 24px;
  text-align: center;
  cursor: pointer;
  position: relative;
  transition: all 0.3s ease;
  margin-bottom: 20px;
  min-height: 200px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  backdrop-filter: blur(8px);
  box-shadow: 0 8px 32px rgba(61,111,212,0.1);
  animation: fadeUp 0.8s ease 0.3s both;
}

.upload-zone:hover, .upload-zone.dragover {
  border-color: var(--blue-deep);
  background: var(--blue-light);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(61,111,212,0.18);
}

.upload-icon { font-size: 48px; margin-bottom: 12px; opacity: 0.7; }

.upload-text {
  font-family: 'Playfair Display', serif;
  font-size: 18px;
  font-style: italic;
  color: var(--text-light);
  margin-bottom: 6px;
}

.upload-subtext {
  font-size: 12px;
  color: var(--blue-mid);
  letter-spacing: 1px;
}

.upload-formats {
  margin-top: 10px;
  font-size: 11px;
  color: var(--text-light);
  opacity: 0.5;
  letter-spacing: 1px;
}

#fileInput { display: none; }

/* Preview */
.preview-container {
  position: relative;
  margin-bottom: 20px;
  display: none;
  animation: fadeIn 0.5s ease;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(61,111,212,0.15);
}

.preview-container.visible { display: block; }

.preview-img {
  width: 100%;
  max-height: 360px;
  object-fit: contain;
  display: block;
  background: var(--blue-light);
}

.preview-remove {
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--white);
  border: 2px solid var(--blue);
  color: var(--blue-deep);
  width: 30px;
  height: 30px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(61,111,212,0.2);
  transition: all 0.2s;
}

.preview-remove:hover { background: var(--blue-light); }

/* Analyze button */
.btn-analyze {
  width: 100%;
  padding: 18px;
  background: linear-gradient(135deg, var(--blue-deep), var(--blue), var(--gold));
  background-size: 200% 200%;
  border: none;
  border-radius: 50px;
  color: var(--white);
  font-family: 'Playfair Display', serif;
  font-size: 17px;
  font-style: italic;
  letter-spacing: 2px;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-bottom: 24px;
  box-shadow: 0 8px 32px rgba(26,63,160,0.3);
  animation: fadeUp 0.8s ease 0.5s both;
}

.btn-analyze:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(26,63,160,0.4);
}

.btn-analyze:disabled { opacity: 0.35; cursor: not-allowed; transform: none; box-shadow: none; }

/* Loading */
.loading { display: none; text-align: center; padding: 60px 24px; }
.loading.visible { display: block; animation: fadeIn 0.5s ease; }

.loading-icons { display: flex; justify-content: center; gap: 10px; margin-bottom: 20px; }

.loading-icon {
  font-size: 28px;
  animation: bounce 1.2s ease-in-out infinite;
}

.loading-icon:nth-child(2) { animation-delay: 0.2s; }
.loading-icon:nth-child(3) { animation-delay: 0.4s; }

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}

.loading-text {
  font-family: 'Playfair Display', serif;
  font-size: 20px;
  font-style: italic;
  color: var(--blue-deep);
  animation: fadeInOut 2s ease-in-out infinite;
}

@keyframes fadeInOut {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 1; }
}

.loading-sub { font-size: 12px; color: var(--text-light); margin-top: 8px; letter-spacing: 1px; }

/* Result */
.result { display: none; animation: fadeIn 1s ease; }
.result.visible { display: block; }

.result-card {
  background: linear-gradient(135deg, #eef2ff, #fffbe6, #eef2ff);
  border-radius: 24px;
  padding: 32px 28px;
  margin-bottom: 20px;
  box-shadow: 0 8px 40px rgba(61,111,212,0.15);
  text-align: center;
  border: 2px solid rgba(61,111,212,0.15);
  position: relative;
  overflow: hidden;
}

.result-card::before {
  content: '✨';
  position: absolute;
  font-size: 80px;
  top: -10px; right: -10px;
  opacity: 0.06;
}

.result-card::after {
  content: '🌟';
  position: absolute;
  font-size: 80px;
  bottom: -10px; left: -10px;
  opacity: 0.06;
}

.result-label {
  font-size: 10px;
  letter-spacing: 4px;
  color: var(--blue);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.result-archetype {
  font-family: 'Playfair Display', serif;
  font-size: clamp(20px, 5vw, 28px);
  font-weight: 700;
  background: linear-gradient(135deg, var(--blue-deep), var(--blue), var(--gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
}

.result-stars { font-size: 22px; letter-spacing: 4px; margin-top: 8px; }

.content-card {
  background: var(--card);
  border-radius: 20px;
  padding: 28px 24px;
  box-shadow: 0 4px 24px rgba(61,111,212,0.08);
  border: 1.5px solid rgba(61,111,212,0.12);
  backdrop-filter: blur(8px);
}

.result-content { font-size: 16px; line-height: 1.85; color: var(--text); }

.result-content h2 {
  font-family: 'Playfair Display', serif;
  font-size: 18px;
  font-style: italic;
  background: linear-gradient(135deg, var(--blue-deep), var(--gold-deep));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 24px 0 12px;
  padding-bottom: 8px;
  border-bottom: 1.5px solid rgba(61,111,212,0.15);
}

.result-content h3 {
  font-family: 'Playfair Display', serif;
  font-size: 16px;
  color: var(--blue-deep);
  margin: 18px 0 8px;
  font-style: italic;
}

.result-content p { margin-bottom: 14px; }
.result-content strong { color: var(--blue-deep); font-weight: 700; }
.result-content em { font-style: italic; color: var(--text-light); }

.result-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 14px;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(61,111,212,0.08);
  table-layout: fixed;
}

.result-content th:first-child,
.result-content td:first-child {
  width: 38%;
  font-weight: 700;
  vertical-align: middle;
  white-space: nowrap;
}

.result-content th:last-child,
.result-content td:last-child {
  width: 62%;
  vertical-align: top;
}

.result-content th {
  background: linear-gradient(135deg, rgba(61,111,212,0.12), rgba(240,180,41,0.08));
  color: var(--blue-deep);
  padding: 10px 14px;
  text-align: left;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  border-bottom: 1.5px solid rgba(61,111,212,0.15);
}

.result-content td {
  padding: 12px 14px;
  border-bottom: 1px solid rgba(61,111,212,0.08);
  color: var(--text);
  line-height: 1.6;
  font-size: 14px;
}

.result-content tr:last-child td { border-bottom: none; }
.result-content tr:hover td { background: rgba(61,111,212,0.04); }

.result-content blockquote {
  border-left: 3px solid var(--blue);
  padding: 10px 18px;
  margin: 16px 0;
  background: rgba(61,111,212,0.05);
  border-radius: 0 12px 12px 0;
  font-style: italic;
  color: var(--text-light);
}

.btn-download {
  width: 100%;
  margin-top: 16px;
  padding: 16px;
  background: linear-gradient(135deg, var(--blue-deep), var(--blue));
  border: none;
  border-radius: 50px;
  color: var(--white);
  font-family: 'Playfair Display', serif;
  font-size: 15px;
  font-style: italic;
  letter-spacing: 2px;
  cursor: pointer;
  transition: all 0.25s ease;
  box-shadow: 0 4px 16px rgba(26,63,160,0.25);
}

.btn-download:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(26,63,160,0.35);
}

.btn-reset {
  width: 100%;
  margin-top: 24px;
  padding: 16px;
  background: transparent;
  border: 2px solid var(--blue-mid);
  border-radius: 50px;
  color: var(--blue-deep);
  font-family: 'Playfair Display', serif;
  font-size: 15px;
  font-style: italic;
  letter-spacing: 2px;
  cursor: pointer;
  transition: all 0.25s ease;
}

.btn-reset:hover {
  background: var(--blue-light);
  border-color: var(--blue-deep);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(61,111,212,0.15);
}

footer {
  text-align: center;
  padding: 32px 0 0;
  font-size: 11px;
  letter-spacing: 5px;
  color: var(--text-light);
  opacity: 0.4;
  text-transform: uppercase;
}

@keyframes fadeDown { from { opacity: 0; transform: translateY(-20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

@media (max-width: 500px) {
  .app { padding: 0 16px 60px; }
}

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--blue-mid); border-radius: 10px; }

/* Stripe Embedded Modal */
#stripeModal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(26,37,64,0.7);
  backdrop-filter: blur(6px);
  z-index: 300;
  align-items: center;
  justify-content: center;
}
#stripeModal.visible { display: flex; }
#stripeModalBox {
  background: white;
  border-radius: 24px;
  padding: 0;
  max-width: 480px;
  width: 92%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(26,63,160,0.3);
}
#stripeModalHeader {
  background: linear-gradient(135deg, var(--blue-deep), var(--blue));
  color: white;
  padding: 20px 24px;
  border-radius: 24px 24px 0 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
#stripeModalHeader h3 {
  font-family: 'Playfair Display', serif;
  font-size: 18px;
  font-weight: 700;
}
#stripeModalClose {
  background: rgba(255,255,255,0.2);
  border: none;
  color: white;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}
#stripeContainer { padding: 20px 24px 24px; }
#currency-row {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}
.curr-btn {
  flex: 1;
  padding: 8px;
  border-radius: 50px;
  border: 1.5px solid var(--blue);
  background: var(--blue-light);
  color: var(--blue-deep);
  font-family: 'Lato', sans-serif;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}
.curr-btn.inactive {
  border-color: rgba(61,111,212,0.2);
  background: transparent;
  color: var(--text-light);
  font-weight: 400;
}
#stripe-checkout-container { min-height: 100px; }
#loadingStripe {
  text-align: center;
  padding: 30px;
  color: var(--text-light);
  font-style: italic;
}

/* Email capture */
.email-capture {
  background: linear-gradient(135deg, #eef2ff, #fffbe6);
  border: 2px solid rgba(61,111,212,0.2);
  border-radius: 20px;
  padding: 24px;
  margin-bottom: 20px;
  text-align: center;
}
.email-capture h4 {
  font-family: 'Playfair Display', serif;
  font-size: 16px;
  font-style: italic;
  color: var(--blue-deep);
  margin-bottom: 6px;
}
.email-capture p { font-size: 13px; color: var(--text-light); margin-bottom: 14px; }
.email-row { display: flex; gap: 8px; }
.email-input {
  flex: 1;
  padding: 12px 16px;
  border: 1.5px solid rgba(61,111,212,0.25);
  border-radius: 50px;
  font-family: 'Lato', sans-serif;
  font-size: 14px;
  color: var(--text);
  background: white;
  outline: none;
}
.email-input:focus { border-color: var(--blue); }
.btn-email {
  padding: 12px 18px;
  background: linear-gradient(135deg, var(--blue-deep), var(--blue));
  border: none;
  border-radius: 50px;
  color: white;
  font-family: 'Lato', sans-serif;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
}
.email-note { font-size:11px; color: var(--text-light); opacity: 0.5; margin-top: 8px; }

/* Social share */
.share-section {
  text-align: center;
  margin-top: 20px;
}
.share-label { font-size: 11px; letter-spacing: 3px; color: var(--blue); text-transform: uppercase; margin-bottom: 10px; }
.share-buttons { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; }
.btn-share {
  padding: 10px 16px;
  border-radius: 50px;
  border: 1.5px solid rgba(61,111,212,0.2);
  background: var(--card);
  color: var(--text);
  font-family: 'Lato', sans-serif;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 6px;
}
.btn-share:hover { background: var(--blue-light); border-color: var(--blue); }

/* Upload instructions banner */
.upload-instructions {
  display: none;
  background: linear-gradient(135deg, #eef2ff, #fffbe6);
  border: 2px solid rgba(61,111,212,0.2);
  border-radius: 20px;
  padding: 24px;
  margin-bottom: 20px;
  text-align: center;
  animation: fadeIn 0.5s ease;
}
.upload-instructions.visible { display: block; }
.upload-instructions h4 {
  font-family: 'Playfair Display', serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--blue-deep);
  margin-bottom: 8px;
}
.upload-instructions p { font-size: 14px; color: var(--text-light); line-height: 1.6; }

/* Mobile upload button */
@media (max-width: 500px) {
  .upload-zone { min-height: 200px; padding: 32px 20px; }
  .upload-icon { font-size: 52px; }
  .upload-text { font-size: 20px; }
  .upload-subtext { font-size: 14px; }
  .btn-analyze { padding: 20px; font-size: 18px; }
}

/* Email gate */
.email-gate {
  background: var(--card);
  border-radius: 20px;
  padding: 24px;
  margin-bottom: 16px;
  border: 1.5px solid rgba(61,111,212, 0.15);
  box-shadow: 0 4px 20px rgba(61,111,212, 0.08);
  backdrop-filter: blur(8px);
}
.email-gate-title {
  font-family: 'Playfair Display', serif;
  font-size: 16px;
  font-style: italic;
  color: var(--blue-deep);
  margin-bottom: 4px;
}
.email-gate-sub { font-size: 13px; color: var(--text-light); margin-bottom: 14px; line-height: 1.5; }
.email-gate-row { display: flex; gap: 8px; }
.email-gate-input {
  flex: 1;
  padding: 13px 16px;
  border: 1.5px solid rgba(61,111,212, 0.25);
  border-radius: 50px;
  font-family: 'Lato', sans-serif;
  font-size: 14px;
  color: var(--text);
  background: white;
  outline: none;
  transition: border-color 0.2s;
}
.email-gate-input:focus { border-color: var(--blue-deep); }
.email-gate-input.error { border-color: #e74c3c; }
.email-gate-note { font-size: 11px; color: var(--text-light); opacity: 0.5; margin-top: 8px; }
.email-gate-confirmed {
  display: none;
  background: var(--blue-light);
  border-radius: 12px;
  padding: 10px 14px;
  font-size: 13px;
  color: var(--blue-deep);
  margin-top: 8px;
}
.email-gate-confirmed.visible { display: flex; align-items: center; gap: 8px; }

/* Shared accent for common components */
:root { --accent: var(--blue); --accent-deep: var(--blue-deep); --accent-light: var(--blue-light); }