/* Kuznia Promptow - jasna wersja brandu Kuzni AI
 * Brand tokens: ember #f59e0b (iskra), cyan #06b6d4 (tech), cream #faf7f2 (Cloud Dancer-ish)
 * Typography: Outfit (sans) + Space Mono (mono)
 */

:root {
  --bg: #faf7f2;
  --bg-card: #ffffff;
  --bg-elevated: #fbfaf6;
  --text: #1a1a1a;
  --text-muted: #5b5b5b;
  --text-subtle: #8b8b8b;
  --ember: #f59e0b;
  --ember-dark: #d97706;
  --ember-glow: rgba(245, 158, 11, 0.12);
  --cyan: #0891b2;
  --cyan-light: #06b6d4;
  --border: #e7e3db;
  --border-strong: #cfcabf;
  --shadow: 0 1px 2px rgba(26, 26, 26, 0.04), 0 4px 16px rgba(26, 26, 26, 0.06);
  --shadow-lift: 0 4px 12px rgba(26, 26, 26, 0.08), 0 12px 32px rgba(26, 26, 26, 0.1);
  --radius: 12px;
  --radius-lg: 16px;
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  font-family: "Outfit", system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

::selection { background: var(--ember); color: #fff; }

.container {
  max-width: 780px;
  margin: 0 auto;
  padding: 0 24px;
}

/* NAV */
.nav {
  background: rgba(250, 247, 242, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 50;
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
  font-size: 18px;
}
.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--ember);
  color: #fff;
  border-radius: 8px;
  font-size: 18px;
}
.nav-back {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
}
.nav-back:hover { color: var(--ember-dark); }

main { flex: 1; }

/* HERO */
.hero {
  padding: 64px 0 32px;
  text-align: center;
}
.badge {
  display: inline-block;
  padding: 6px 14px;
  background: var(--ember-glow);
  color: var(--ember-dark);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 20px;
  letter-spacing: 0.02em;
}
.hero h1 {
  font-size: clamp(36px, 6vw, 56px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.accent {
  background: linear-gradient(135deg, var(--ember) 0%, var(--ember-dark) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.subtitle {
  font-size: 19px;
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto 28px;
}
.quick-stats {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px 24px;
  font-size: 14px;
  color: var(--text-subtle);
  margin-top: 8px;
}
.quick-stats strong { color: var(--text); font-weight: 600; }

/* FORGE APP */
.forge-app { padding: 32px 0 64px; }

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow);
}
.card-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 14px;
}

.label-hidden {
  position: absolute;
  clip: rect(0 0 0 0);
  width: 1px;
  height: 1px;
  overflow: hidden;
}

textarea#prompt-input {
  width: 100%;
  padding: 16px 18px;
  font-size: 16px;
  font-family: inherit;
  background: var(--bg-elevated);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  resize: vertical;
  min-height: 120px;
  line-height: 1.5;
  transition: border-color 0.15s, background 0.15s;
}
textarea#prompt-input:focus {
  outline: none;
  border-color: var(--ember);
  background: #fff;
  box-shadow: 0 0 0 4px var(--ember-glow);
}
textarea#prompt-input::placeholder { color: var(--text-subtle); }

.input-meta {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  font-size: 13px;
  color: var(--text-subtle);
  font-family: "Space Mono", monospace;
}

/* BUTTONS */
.btn-primary {
  width: 100%;
  margin-top: 16px;
  padding: 16px 24px;
  background: linear-gradient(135deg, var(--ember) 0%, var(--ember-dark) 100%);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.01em;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: transform 0.1s, box-shadow 0.15s, filter 0.15s;
}
.btn-primary:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: var(--shadow-lift);
}
.btn-primary:active:not(:disabled) { transform: translateY(0); }
.btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}
.btn-icon { font-size: 20px; }
.btn-spinner {
  display: none;
  width: 18px;
  height: 18px;
  border: 2.5px solid rgba(255, 255, 255, 0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
.btn-primary.loading .btn-icon { display: none; }
.btn-primary.loading .btn-text::after { content: "Wykuwam..."; }
.btn-primary.loading .btn-text { font-size: 0; }
.btn-primary.loading .btn-text::after { font-size: 17px; }
.btn-primary.loading .btn-spinner { display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }

.btn-secondary {
  padding: 8px 16px;
  background: var(--bg-elevated);
  color: var(--text);
  border: 1.5px solid var(--border-strong);
  border-radius: 10px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}
.btn-secondary:hover {
  background: #fff;
  border-color: var(--ember);
  color: var(--ember-dark);
}
.btn-secondary.copied {
  background: var(--ember);
  color: #fff;
  border-color: var(--ember);
}

.rodo-notice {
  margin-top: 16px;
  padding: 12px 16px;
  background: var(--bg-elevated);
  border-left: 3px solid var(--cyan-light);
  border-radius: 8px;
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.55;
}
.rodo-notice strong { color: var(--text); }
.rodo-notice a { color: var(--cyan); text-decoration: underline; }

.error-banner {
  margin-top: 14px;
  padding: 12px 16px;
  background: #fef3c7;
  border: 1px solid #f59e0b;
  border-radius: 8px;
  color: #78350f;
  font-size: 14px;
}

/* RESULT */
.result {
  margin-top: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow);
  animation: slideIn 0.3s ease-out;
}
@keyframes slideIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.result-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
.result-header h3 {
  font-size: 20px;
  font-weight: 700;
}

.improved-text {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: inherit;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
  margin-bottom: 24px;
  max-height: 500px;
  overflow-y: auto;
}
.improved-text strong { color: var(--ember-dark); font-weight: 700; }

.breakdown {
  margin-bottom: 24px;
  border-top: 1px solid var(--border);
  padding-top: 20px;
}
.breakdown summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 15px;
  color: var(--text-muted);
  padding: 6px 0;
  user-select: none;
}
.breakdown summary:hover { color: var(--ember-dark); }
.breakdown[open] summary { margin-bottom: 14px; }

.structure-list {
  display: grid;
  gap: 12px;
  padding-left: 8px;
  border-left: 2px solid var(--ember);
  margin-left: 4px;
}
.structure-list dt {
  font-family: "Space Mono", monospace;
  font-size: 12px;
  font-weight: 700;
  color: var(--ember-dark);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding-left: 12px;
}
.structure-list dd {
  padding-left: 12px;
  padding-bottom: 4px;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.55;
}

.explanation, .tips {
  margin-bottom: 20px;
}
.explanation h4, .tips h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text);
}
.explanation p {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.65;
}
.tips ul {
  list-style: none;
  display: grid;
  gap: 8px;
}
.tips li {
  padding: 10px 14px 10px 40px;
  background: var(--bg-elevated);
  border-radius: 10px;
  font-size: 14px;
  color: var(--text);
  position: relative;
  line-height: 1.55;
}
.tips li::before {
  content: "⚒";
  position: absolute;
  left: 14px;
  top: 10px;
  color: var(--ember);
  font-size: 16px;
}

.session-info {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  color: var(--text-subtle);
  font-size: 13px;
}
.session-info code {
  font-family: "Space Mono", monospace;
  background: var(--bg-elevated);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 12px;
}
.session-info a { color: var(--cyan); }

/* HOW IT WORKS */
.how-it-works {
  padding: 64px 0;
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
}
.how-it-works h2 {
  font-size: clamp(28px, 4vw, 36px);
  font-weight: 800;
  letter-spacing: -0.01em;
  margin-bottom: 32px;
  text-align: center;
}
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}
.step {
  background: var(--bg-card);
  padding: 24px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--ember);
  color: #fff;
  border-radius: 50%;
  font-weight: 700;
  margin-bottom: 14px;
  font-family: "Space Mono", monospace;
}
.step h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}
.step p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* FOOTER */
.footer {
  padding: 40px 0 32px;
  background: var(--bg-card);
  border-top: 1px solid var(--border);
}
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 20px;
  font-size: 15px;
}
.footer-links { display: flex; gap: 20px; flex-wrap: wrap; }
.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
}
.footer-links a:hover { color: var(--ember-dark); }
.footer-ornament {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--ember), transparent);
  opacity: 0.5;
  margin-bottom: 16px;
}
.footer-bottom {
  font-size: 13px;
  color: var(--text-subtle);
  text-align: center;
  line-height: 1.7;
}

/* MOBILE */
@media (max-width: 640px) {
  .container { padding: 0 18px; }
  .hero { padding: 40px 0 24px; }
  .hero h1 { font-size: 38px; }
  .subtitle { font-size: 17px; }
  .card, .result { padding: 20px; }
  textarea#prompt-input { font-size: 15px; }
  .btn-primary { padding: 14px 18px; font-size: 16px; }
  .footer-top { flex-direction: column; align-items: flex-start; }
}