:root {
  --primary: #dd016f;
  --primary-dark: #5e002f;
  --primary-hover: #b40159;
  --primary-soft: #fdf2f8;
  --secondary: #222222;
  --text: #1f1f1f;
  --text-muted: #6b7280;
  --bg: #f0efe9;
  --card-bg: #ffffff;
  --border: #e7e3d9;
  --input-bg: #fafaf6;
  --error: #d92f11;
  --success: #047857;
  --shadow: 0 4px 24px rgba(34, 34, 34, 0.06);
  --shadow-hover: 0 6px 32px rgba(221, 1, 111, 0.12);
  --radius: 14px;
  --radius-sm: 8px;
  --font-serif: "Cormorant Garamond", Georgia, "Times New Roman", serif;
  --font-sans:
    "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, sans-serif;
  --font-mono:
    ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.55;
}

/* ---------- Top nav ---------- */
.topbar {
  background: var(--card-bg);
  border-bottom: 1px solid var(--border);
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60px;
}

.topbar-logo {
  height: 28px;
  width: auto;
  display: block;
}

/* ---------- Layout ---------- */
.container {
  max-width: 620px;
  margin: 0 auto;
  padding: 56px 20px 40px;
}

.hero {
  text-align: center;
  margin-bottom: 36px;
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: 40px;
  font-weight: 500;
  margin: 0 0 12px;
  letter-spacing: -0.01em;
  color: var(--secondary);
  line-height: 1.15;
}

.hero h1 .accent {
  color: var(--primary);
  font-style: italic;
}

.tagline {
  margin: 0;
  color: var(--text-muted);
  font-size: 15px;
  max-width: 460px;
  margin-left: auto;
  margin-right: auto;
}

/* ---------- Card ---------- */
.card {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  margin-bottom: 16px;
}

.card h2 {
  font-family: var(--font-serif);
  margin: 0 0 14px;
  font-size: 24px;
  font-weight: 500;
  color: var(--secondary);
  letter-spacing: -0.01em;
}

/* ---------- Form ---------- */
.label {
  display: block;
  font-weight: 600;
  font-size: 13px;
  margin-bottom: 8px;
  color: var(--secondary);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.label-sm {
  display: block;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

textarea,
input[type="text"],
input[type="number"],
select {
  width: 100%;
  padding: 12px 14px;
  font-size: 14px;
  font-family: inherit;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--input-bg);
  color: var(--text);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
}

textarea {
  resize: vertical;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.5;
}

textarea:focus,
input[type="text"]:focus,
input[type="number"]:focus,
select:focus {
  border-color: var(--primary);
  background: var(--card-bg);
  box-shadow: 0 0 0 3px rgba(221, 1, 111, 0.12);
}

select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23222' d='M6 8 0 0h12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

.row {
  display: flex;
  gap: 16px;
  margin: 18px 0;
  flex-wrap: wrap;
}

.field {
  flex: 1 1 180px;
}

/* ---------- Buttons ---------- */
.btn-primary,
.btn-secondary,
.btn-text {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: background 0.18s, transform 0.06s, box-shadow 0.18s;
  letter-spacing: 0.01em;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  padding: 13px 22px;
  width: 100%;
  margin-top: 8px;
}

.btn-primary:hover:not(:disabled) {
  background: var(--primary-hover);
  box-shadow: var(--shadow-hover);
}

.btn-primary:active:not(:disabled) {
  transform: translateY(1px);
}

.btn-primary:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.btn-secondary {
  background: var(--secondary);
  color: #fff;
  padding: 11px 16px;
}

.btn-secondary:hover {
  background: #000;
}

.btn-text {
  background: transparent;
  color: var(--primary);
  padding: 10px 0;
  margin-top: 14px;
  text-decoration: none;
  display: inline-block;
}

.btn-text:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

/* ---------- Result / secret display ---------- */
.link-box,
.secret-box {
  display: flex;
  gap: 8px;
  margin-top: 16px;
}

.link-box input {
  font-family: var(--font-mono);
  font-size: 13px;
  background: var(--primary-soft);
  border-color: var(--primary-soft);
}

.secret-box {
  align-items: stretch;
}

.secret-box pre {
  flex: 1;
  margin: 0;
  padding: 16px;
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 13px;
  white-space: pre-wrap;
  word-break: break-all;
  max-height: 360px;
  overflow: auto;
  color: var(--secondary);
  line-height: 1.55;
}

.secret-box-stacked {
  flex-direction: column;
  gap: 12px;
}

.secret-box-stacked pre {
  width: 100%;
}

.secret-box-stacked .btn-primary {
  width: 100%;
  margin-top: 0;
}

/* ---------- Text helpers ---------- */
.muted {
  color: var(--text-muted);
  font-size: 14px;
  margin: 0 0 8px;
}

.error {
  color: var(--error);
  font-size: 14px;
  margin-top: 12px;
}

.hidden {
  display: none !important;
}

code {
  background: var(--primary-soft);
  color: var(--primary-dark);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.9em;
  font-family: var(--font-mono);
}

/* ---------- Footer ---------- */
.footer {
  text-align: center;
  margin-top: 28px;
  color: var(--text-muted);
  font-size: 12px;
  letter-spacing: 0.02em;
}

.footer p {
  margin: 0;
}

.footer .lock {
  color: var(--primary);
}

/* ---------- Responsive ---------- */
@media (max-width: 540px) {
  .container {
    padding: 32px 16px;
  }
  .card {
    padding: 22px;
  }
  .hero h1 {
    font-size: 32px;
  }
  .topbar {
    padding: 12px 16px;
  }
  .topbar-logo {
    height: 24px;
  }
}