/* Handwriting Font Generator — sibling product to FaceFollow */

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

:root {
  --accent: #6eb5ff;
  --bg: #0c0c0e;
  --bg-light: #141416;
  --border: #2a2a2e;
  --text: #eee;
  --text-muted: #888;
  --text-dim: #666;
}

html { height: 100%; }

body {
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  background: var(--bg);
  color: var(--text);
  height: 100%;
  overflow-x: hidden;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.center {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 1rem 1rem 3rem;
  text-align: center;
}

@media (max-height: 700px) {
  .center { justify-content: flex-start; padding-top: 2rem; }
}

h1 { font-size: 1.5rem; margin-bottom: 0.25rem; }
h1 .accent { color: var(--accent); font-weight: 900; }
h1 .dim { font-weight: 500; color: var(--text-muted); }

.tagline {
  color: var(--text-muted);
  font-size: 0.875rem;
  margin-bottom: 0.5rem;
}

.hint {
  color: var(--text-dim);
  font-size: 0.75rem;
  margin-bottom: 0.75rem;
}

/* Upload */
.upload-area {
  border: 2px dashed var(--border);
  padding: 1.25rem 2rem;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s;
  margin-bottom: 0.75rem;
  max-width: 420px;
  width: 100%;
}

.upload-area:hover, .upload-area.drag-over { border-color: var(--accent); }
.upload-area .text { color: var(--text-muted); font-size: 0.85rem; }
.upload-area .sub { color: var(--text-dim); font-size: 0.7rem; margin-top: 0.25rem; }
.upload-area input[type="file"] { display: none; }

.upload-preview img {
  max-width: 100%;
  max-height: 120px;
  border: 1px solid var(--border);
  margin: 0.5rem 0;
}

.name-row, .email-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.name-row label, .email-row label { color: var(--text-dim); font-size: 0.8rem; white-space: nowrap; }

.name-row input, .email-row input {
  background: var(--bg);
  border: 2px solid var(--border);
  color: var(--text);
  padding: 0.4rem 0.6rem;
  font-family: inherit;
  font-size: 0.85rem;
  width: 220px;
}

.name-row input:focus, .email-row input:focus { outline: none; border-color: var(--accent); }

/* Buttons */
.btn {
  background: var(--accent);
  color: #000;
  border: none;
  padding: 0.75rem 1.5rem;
  font-family: inherit;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.2s;
}

.btn:hover { background: #fff; }
.btn:disabled { background: var(--border); color: var(--text-dim); cursor: not-allowed; }

.cta-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 0.75rem;
}

.cta-btn .label {
  font-size: 0.75rem;
  opacity: 0.7;
  margin-top: 0.25rem;
}

/* Steps */
.steps {
  display: flex;
  gap: 0.75rem;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.steps .arrow { color: var(--text-dim); }

/* Progress */
.progress-bar {
  width: 300px;
  height: 3px;
  background: var(--border);
  border-radius: 2px;
  margin: 0.75rem auto;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
  transition: width 0.4s ease;
  width: 0%;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.progress-text { font-size: 0.75rem; color: var(--text-dim); text-align: center; }

/* Success box */
.success-box {
  background: var(--bg-light);
  border: 2px solid var(--accent);
  padding: 1.5rem;
  max-width: 420px;
  text-align: center;
  margin: 1rem auto;
}

.success-box h3 { color: var(--accent); font-size: 1rem; margin-bottom: 0.5rem; }
.success-box p { color: var(--text-muted); font-size: 0.8rem; line-height: 1.6; }

/* Footer */
.footer {
  position: fixed;
  bottom: 1rem;
  left: 0; right: 0;
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  font-size: 0.75rem;
}

.footer a { color: var(--text-dim); }
.footer a:hover { color: var(--text-muted); }

/* Error */
.error-box {
  background: rgba(220, 38, 38, 0.2);
  border: 1px solid #dc2626;
  color: #f87171;
  padding: 0.75rem;
  font-size: 0.8rem;
  margin: 0.5rem 0;
  max-width: 420px;
  display: none;
}

/* ========= Preview page ========= */

.preview-page {
  padding: 2rem 1.5rem 4rem;
  max-width: 600px;
  margin: 0 auto;
}

.preview-page h1 { text-align: center; margin-bottom: 1.5rem; }

.preview-textarea {
  width: 100%;
  min-height: 120px;
  padding: 1rem;
  font-size: 1.1rem;
  line-height: 2;
  background: var(--bg-light);
  border: 2px solid var(--border);
  color: var(--text);
  font-family: inherit;
  resize: vertical;
  background-image: repeating-linear-gradient(
    transparent, transparent 31px, #1e1e22 31px, #1e1e22 32px
  );
  background-position: 0 12px;
}

.preview-textarea:focus { outline: none; border-color: var(--accent); }

/* Feel slider */
.feel-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  margin-bottom: 1rem;
  font-size: 0.8rem;
}

.feel-row label { color: var(--text-dim); }

.feel-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 180px;
  height: 3px;
  background: var(--border);
  border-radius: 2px;
  outline: none;
}

.feel-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
}

.feel-value {
  color: var(--accent);
  font-size: 0.75rem;
  min-width: 24px;
}

/* Embed snippets */
.embed-section {
  margin-top: 1.5rem;
  text-align: left;
}

.embed-section h3 { font-size: 1rem; margin-bottom: 1rem; }

.embed-option { margin-bottom: 1rem; }

.embed-label {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.3rem;
  font-size: 0.8rem;
}

.embed-label small { color: var(--text-dim); font-size: 0.65rem; }

.embed-code {
  background: var(--bg-light);
  padding: 0.75rem;
  position: relative;
  overflow-x: auto;
}

.embed-code code {
  font-size: 0.72rem;
  color: var(--accent);
  white-space: pre;
}

.copy-btn {
  position: absolute;
  top: 0.4rem; right: 0.4rem;
  background: var(--border);
  border: none;
  color: var(--text);
  padding: 0.2rem 0.5rem;
  font-size: 0.65rem;
  cursor: pointer;
  font-family: inherit;
}

.copy-btn:hover { background: #444; }

/* Install instructions */
.install-instructions {
  background: var(--bg-light);
  padding: 0.75rem;
}

.install-tabs {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 0.6rem;
}

.install-tab {
  font-family: inherit;
  font-size: 0.75rem;
  padding: 0.25rem 0.6rem;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
}

.install-tab.active {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
  font-weight: 700;
}

.install-steps ol {
  padding-left: 1.25rem;
  font-size: 0.8rem;
  line-height: 1.8;
  color: var(--text-muted);
}

.install-steps strong { color: var(--accent); }

/* Download */
.download-row {
  text-align: center;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.hidden { display: none !important; }

@media (max-width: 640px) {
  .feel-row { flex-wrap: wrap; }
  .upload-area { padding: 1rem; }
}