:root {
  --text: #1e293b;
  --muted: #64748b;
  --border: #e2e8f0;
  --bg: #ffffff;
  --primary: #0f172a;
  --primary-hover: #334155;
  --accent-bg: #f8fafc;
  --radius: 12px;
}

* {
  box-sizing: border-box;
  font-family: "Inter", sans-serif;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* HEADER - Updated */
header {
  display: flex;
  justify-content: space-between;
  /* Pushes items to edges */
  align-items: center;
  padding: 20px 24px;
}

.logo {
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.5px;
}

/* Minimal Header Button */
.help-btn-top {
  background: transparent;
  border: 1px solid var(--border);
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 13px;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.2s ease;
  font-weight: 500;
}

.help-btn-top:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--accent-bg);
}

/* Main Layout */
main {
  flex: 1;
  padding: 30px 20px;
  max-width: 500px;
  margin: 0 auto;
  width: 100%;
}

.hero {
  text-align: center;
  margin-bottom: 30px;
}

.hero h1 {
  font-size: 26px;
  margin-bottom: 8px;
  font-weight: 600;
}

.price-hint {
  color: var(--muted);
  font-size: 14px;
}

/* Upload Area */
.upload-card {
  margin-bottom: 24px;
}

.upload-area {
  display: block;
  width: 100%;
  border: 2px dashed #cbd5e1;
  border-radius: var(--radius);
  padding: 40px 20px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
  background: white;
}

.upload-area:hover,
.upload-area.drag-over {
  border-color: var(--primary);
  background: var(--accent-bg);
}

.upload-icon {
  font-size: 32px;
  margin-bottom: 12px;
}

.upload-text {
  font-size: 15px;
}

.upload-hint {
  display: block;
  margin-top: 8px;
  font-size: 12px;
  color: var(--muted);
}

.upload-area input {
  display: none;
}

.hidden {
  display: none !important;
}

/* Settings */
.settings-bar {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
}

.setting-item {
  flex: 1;
}

.setting-item label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 6px;
  text-transform: uppercase;
}

.toggle-group {
  display: flex;
  background: var(--accent-bg);
  border-radius: 8px;
  padding: 4px;
  border: 1px solid var(--border);
}

.toggle-group input {
  display: none;
}

.toggle-group label {
  flex: 1;
  text-align: center;
  padding: 8px;
  font-size: 13px;
  color: var(--text);
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.2s;
}

.toggle-group input:checked+label {
  background: white;
  color: var(--primary);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  font-weight: 600;
}

/* File List */
.files-section {
  margin-bottom: 24px;
}

.section-label {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 12px;
}

.file-list-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.file-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #fff;
  border: 1px solid var(--border);
  padding: 12px;
  border-radius: 8px;
}

.file-info {
  display: flex;
  align-items: center;
  gap: 10px;
  overflow: hidden;
}

.f-icon {
  font-size: 20px;
}

.f-name {
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 140px;
}

.f-meta {
  font-size: 11px;
  color: var(--muted);
}

.copies-wrapper {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-bg);
  padding: 4px 8px;
  border-radius: 6px;
}

.copies-label {
  font-size: 12px;
  color: var(--muted);
}

.copies-input {
  width: 40px;
  padding: 4px;
  border: 1px solid var(--border);
  border-radius: 4px;
  text-align: center;
  font-size: 14px;
  font-weight: 600;
}

.add-more-wrapper {
  margin-top: 10px;
  text-align: center;
}

.text-btn {
  background: none;
  border: none;
  cursor: pointer;
  text-decoration: underline;
  color: var(--muted);
}

.text-btn.small {
  font-size: 12px;
  color: var(--primary);
}

/* Price Section */
.price-section {
  background: #f8fafc;
  padding: 20px;
  border-radius: 12px;
  border: 1px solid #e2e8f0;
}

.coupon-wrapper {
  margin-bottom: 16px;
}

.coupon-input-group {
  display: flex;
  gap: 8px;
}

.coupon-input-group input {
  flex: 1;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  outline: none;
}

.apply-btn {
  padding: 0 16px;
  background: var(--text);
  color: white;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 500;
}

.coupon-msg {
  font-size: 12px;
  margin-top: 6px;
  min-height: 18px;
}

.coupon-msg.success {
  color: #059669;
}

.coupon-msg.error {
  color: #dc2626;
}

.divider {
  border: none;
  border-top: 1px dashed #cbd5e1;
  margin: 16px 0;
}

.price-row {
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 8px;
}

.discount-row {
  color: #059669;
  font-weight: 500;
}

.total-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
}

.total-amount {
  font-size: 20px;
  color: var(--primary);
  font-weight: 700;
}

.calc-details-text {
  text-align: right;
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
}

.primary-btn {
  width: 100%;
  background: var(--primary);
  color: white;
  border: none;
  padding: 14px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  margin-top: 16px;
}

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

/* Footer */
footer {
  margin-top: auto;
  padding: 24px;
  text-align: center;
  border-top: 1px solid var(--border);
  background: #fcfcfc;
}

.trust-badge {
  color: #059669;
  font-size: 13px;
}

.trust-badge p {
  color: var(--muted);
  font-size: 11px;
  margin: 4px 0 0 0;
}

/* Add this to your styles.css */
.mobile-section {
  margin-top: 15px;
  text-align: left;
}

.mobile-section label {
  display: block;
  font-size: 11px;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 5px;
}

.mobile-section input {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  outline: none;
}

.mobile-section input:focus {
  border-color: var(--primary);
}

/* Feedback Section */
.feedback-box {
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.feedback-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 12px;
}

.star-rating {
  font-size: 24px;
  margin-bottom: 15px;
  display: flex;
  justify-content: center;
  gap: 10px;
}

.star-rating span {
  cursor: pointer;
  transition: transform 0.2s;
  filter: grayscale(1);
  opacity: 0.4;
}

.star-rating span:hover {
  transform: scale(1.2);
}

#feedbackText {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 13px;
  resize: none;
  height: 80px;
  margin-bottom: 15px;
  outline: none;
}

#feedbackText:focus {
  border-color: var(--primary);
}

.success-card h2 {
  color: #059669;
  margin-top: 0;
}