:root {
  --bg-dark: #0d0d0d;
  --bg-card: #111;
  --text-primary: #fff;
  --text-secondary: rgba(255, 255, 255, 0.85);
  --text-muted: rgba(255, 255, 255, 0.65);
  --pill-bg: #fff;
  --pill-color: #111;
  --tile-bg: #1a1a1a;
  --tile-border: rgba(255, 255, 255, 0.08);
  --radius: 12px;
  --radius-pill: 999px;
  --header-height: 180px;
  --avatar-size: 120px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg-dark);
  color: var(--text-primary);
  min-height: 100vh;
}

/* Builder page */
.builder-page {
  padding: 1rem;
}
.builder-header {
  text-align: center;
  margin-bottom: 1.5rem;
}
.builder-header h1 {
  font-size: 1.5rem;
  font-weight: 600;
  margin: 0;
}
.builder-main {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: start;
}
@media (max-width: 900px) {
  .builder-main {
    grid-template-columns: 1fr;
  }
}
.builder-form .form-section {
  margin-bottom: 1.25rem;
}
.builder-form label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.9rem;
}
.builder-form input[type="text"],
.builder-form input[type="email"],
.builder-form input[type="tel"],
.builder-form input[type="url"],
.builder-form textarea {
  width: 100%;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--tile-border);
  border-radius: var(--radius);
  background: var(--tile-bg);
  color: var(--text-primary);
  font-size: 1rem;
}
.builder-form textarea {
  resize: vertical;
  min-height: 80px;
}
.required { color: #e74c3c; }
.upload-wrap { margin-top: 0.5rem; }
.description-hint { font-size: 0.85rem; color: var(--text-muted); margin-top: 0.25rem; }
.description-hint.overflow { color: #e74c3c; }
.actions { margin-top: 1.5rem; }
.btn {
  padding: 0.6rem 1.2rem;
  border: none;
  border-radius: var(--radius);
  font-size: 1rem;
  cursor: pointer;
}
.btn-primary { background: var(--pill-bg); color: var(--pill-color); font-weight: 600; }
.btn-secondary { background: var(--tile-bg); color: var(--text-primary); border: 1px solid var(--tile-border); }
.edit-actions-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

/* Live preview */
.preview-wrap h2 { font-size: 1.1rem; margin-bottom: 0.75rem; }
.card-preview {
  max-width: 380px;
  margin: 0 auto;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}
.card-preview-header {
  height: var(--header-height);
  background-size: cover;
  background-position: center;
  background-color: #2a2a2a;
}
.card-preview-body {
  background: var(--bg-card);
  padding: 0 1.25rem 1.5rem;
  padding-top: calc(var(--avatar-size) / -2 + 0.5rem);
  text-align: center;
}
.card-preview-avatar {
  width: var(--avatar-size);
  height: var(--avatar-size);
  border-radius: 50%;
  margin: 0 auto 1rem;
  background-size: cover;
  background-position: center;
  background-color: #333;
  border: 4px solid var(--bg-card);
}
.card-preview-avatar.has-image { border-color: var(--bg-card); }
.card-preview-name {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 0 0.25rem;
}
.card-preview-title,
.card-preview-company,
.card-preview-address {
  margin: 0 0 0.2rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}
.card-preview-description {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin: 1rem 0;
  max-height: 120px;
  overflow: hidden;
  text-align: left;
  line-height: 1.4;
}
.description-measure { position: absolute; left: -9999px; }
.card-preview-save-btn {
  display: block;
  width: 100%;
  max-width: 280px;
  margin: 1rem auto;
  padding: 0.85rem 1.5rem;
  border: none;
  border-radius: var(--radius-pill);
  background: var(--pill-bg);
  color: var(--pill-color);
  font-size: 1rem;
  font-weight: 600;
  cursor: default;
}

/* Public card page */
.card-page {
  min-height: 100vh;
  padding-bottom: 2rem;
}
.card-public {
  max-width: 420px;
  margin: 0 auto;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 8px 40px rgba(0,0,0,0.5);
}
.card-header {
  height: var(--header-height);
  background-size: cover;
  background-position: center;
  background-color: #2a2a2a;
}
.card-body {
  background: var(--bg-card);
  padding: 0 1.25rem 1.5rem;
  padding-top: calc(var(--avatar-size) / -2 + 0.5rem);
  text-align: center;
}
.card-avatar {
  width: var(--avatar-size);
  height: var(--avatar-size);
  border-radius: 50%;
  margin: 0 auto 1rem;
  background-size: cover;
  background-position: center;
  background-color: #333;
  border: 4px solid var(--bg-card);
}
.card-name {
  font-size: 1.6rem;
  font-weight: 700;
  margin: 0 0 0.25rem;
}
.card-title,
.card-company,
.card-address {
  margin: 0 0 0.2rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}
.card-description {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin: 1rem 0;
  line-height: 1.45;
  text-align: left;
  white-space: pre-wrap;
}
.card-save-contact-btn {
  display: block;
  width: 100%;
  max-width: 300px;
  margin: 1rem auto;
  padding: 0.9rem 1.75rem;
  border: none;
  border-radius: var(--radius-pill);
  background: var(--pill-bg);
  color: var(--pill-color);
  font-size: 1.05rem;
  font-weight: 600;
  cursor: pointer;
}
.card-save-contact-btn:hover { opacity: 0.95; }
.card-actions {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-top: 1.25rem;
  text-align: center;
}
.card-action-tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1rem 0.5rem;
  background: var(--tile-bg);
  border-radius: var(--radius);
  border: 1px solid var(--tile-border);
  color: var(--text-primary);
  text-decoration: none;
  font-size: 0.8rem;
  min-height: 80px;
}
.card-action-tile:hover { background: #222; color: #fff; }
.card-action-tile .icon { font-size: 1.5rem; margin-bottom: 0.35rem; }
.card-action-call-centered {
  grid-column: 1 / -1;
  max-width: 140px;
  margin: 0 auto;
}
.card-action-call-centered .icon {
  font-size: 2.25rem;
  margin-bottom: 0.4rem;
}

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.7);
}
.modal-content {
  position: relative;
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 1.5rem;
  max-width: 400px;
  width: 100%;
  border: 1px solid var(--tile-border);
}
.modal-content h3 { margin: 0 0 1rem; }
.modal-content label { display: block; margin-bottom: 0.35rem; font-size: 0.9rem; }
.modal-content input {
  width: 100%;
  padding: 0.5rem 0.75rem;
  margin-bottom: 1rem;
  border: 1px solid var(--tile-border);
  border-radius: var(--radius);
  background: var(--tile-bg);
  color: var(--text-primary);
}
.modal-actions { display: flex; gap: 0.5rem; justify-content: flex-end; margin-top: 1rem; }

/* Success screen */
.success-screen {
  max-width: 480px;
  margin: 2rem auto;
  text-align: center;
  padding: 1rem;
}
.success-screen h2 { margin-bottom: 1rem; }
.copy-row {
  display: flex;
  gap: 0.5rem;
  margin: 0.5rem 0 1rem;
}
.copy-row input { flex: 1; padding: 0.5rem; border-radius: var(--radius); border: 1px solid var(--tile-border); background: var(--tile-bg); color: #fff; }
.success-qr-wrap { margin: 1.5rem 0; }
.success-qr-wrap img { max-width: 200px; height: auto; }
.success-edit-msg { margin-top: 1rem; color: var(--text-muted); }

/* Toast */
.toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  padding: 0.75rem 1.25rem;
  background: #333;
  color: #fff;
  border-radius: var(--radius-pill);
  font-size: 0.9rem;
  opacity: 0;
  transition: transform 0.25s, opacity 0.25s;
  z-index: 2000;
}
.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.current-photo { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 0.5rem; }