/* ===== NAV ===== */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 15, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--card-border);
}

.site-nav__inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-nav__brand {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--fg);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.site-nav__links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.site-nav__link {
  color: var(--fg-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.15s;
}
.site-nav__link:hover { color: var(--fg); }

.site-nav__cta {
  background: var(--mint);
  color: #0a0a0f;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.82rem;
  padding: 8px 18px;
  border-radius: 8px;
  text-decoration: none;
  transition: background 0.15s;
}
.site-nav__cta:hover { background: var(--mint-dim); }

/* ===== LAYOUT ===== */
.app-main {
  min-height: calc(100vh - 60px - 80px);
}

/* ===== BUTTONS ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  background: var(--mint);
  color: #0a0a0f;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 14px 28px;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s, transform 0.1s;
}
.btn-primary:hover { background: var(--mint-dim); transform: translateY(-1px); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  background: transparent;
  color: var(--fg-muted);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 13px 24px;
  border-radius: 10px;
  border: 1px solid var(--card-border);
  cursor: pointer;
  text-decoration: none;
  transition: border-color 0.15s, color 0.15s;
}
.btn-secondary:hover { border-color: var(--mint-dim); color: var(--fg); }

/* ===== STATUS / SPINNER ===== */
.gen-status {
  margin-top: 16px;
  font-size: 0.9rem;
  min-height: 24px;
  transition: color 0.2s;
}
.gen-status--thinking { color: var(--fg-muted); }
.gen-status--generating { color: var(--mint); }
.gen-status--done { color: var(--mint); }
.gen-status--error { color: #ff6b6b; }

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--card-border);
  border-top-color: var(--mint);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
  margin: 0 auto 24px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== TAGS ===== */
.tag {
  display: inline-block;
  padding: 4px 12px;
  background: var(--mint-glow);
  border: 1px solid var(--card-border);
  border-radius: 100px;
  font-size: 0.78rem;
  color: var(--mint);
  font-family: var(--font-display);
  letter-spacing: 0.3px;
}

/* ===== GENERATOR PAGE ===== */
.gen-page {
  max-width: 760px;
  margin: 0 auto;
  padding: 72px 24px 80px;
}

.gen-hero {
  margin-bottom: 48px;
}

.gen-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.03em;
  margin: 20px 0 16px;
}

.gen-form-wrap {
  margin-bottom: 48px;
}

.gen-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.gen-input-wrap {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  transition: border-color 0.2s;
  overflow: hidden;
}
.gen-input-wrap:focus-within { border-color: var(--mint-dim); }

.gen-input {
  width: 100%;
  background: transparent;
  border: none;
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  padding: 16px 20px 8px;
  resize: none;
  outline: none;
}
.gen-input::placeholder { color: var(--fg-muted); }

.gen-input-footer {
  padding: 4px 20px 10px;
  text-align: right;
}

.char-count {
  font-size: 0.78rem;
  color: var(--fg-muted);
}

.gen-examples {
  margin-bottom: 40px;
}

.gen-examples__label {
  font-size: 0.82rem;
  color: var(--fg-muted);
  margin-bottom: 12px;
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.gen-examples__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.example-prompt {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 100px;
  color: var(--fg-muted);
  font-family: var(--font-body);
  font-size: 0.82rem;
  padding: 6px 16px;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}
.example-prompt:hover { border-color: var(--mint-dim); color: var(--fg); }

.gen-how {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.gen-step {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--fg-muted);
}

.step-num {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--mint);
  letter-spacing: 0.5px;
}

.gen-step__arrow {
  color: var(--card-border);
  font-size: 1.1rem;
}

/* ===== PREVIEW PAGE ===== */
.preview-page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

.preview-back {
  display: flex;
  gap: 24px;
  margin-bottom: 40px;
}

.back-link {
  color: var(--fg-muted);
  text-decoration: none;
  font-size: 0.88rem;
  transition: color 0.15s;
}
.back-link:hover { color: var(--mint); }

.preview-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}

@media (max-width: 768px) {
  .preview-content { grid-template-columns: 1fr; }
}

.preview-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 16px 0 12px;
}

.preview-desc {
  color: var(--fg-muted);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 16px;
}

.preview-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.preview-prompt-wrap {
  margin: 20px 0 32px;
  padding: 14px 18px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 10px;
}

.preview-prompt-label {
  display: block;
  font-size: 0.75rem;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
  font-family: var(--font-display);
}

.preview-prompt-text {
  font-size: 0.9rem;
  color: var(--fg);
  font-style: italic;
}

.preview-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.preview-mockup-wrap {
  position: sticky;
  top: 80px;
}

.preview-mockup-label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--fg-muted);
  margin-bottom: 16px;
}

/* Preview generating state */
.preview-generating {
  max-width: 480px;
  margin: 80px auto;
  text-align: center;
}
.preview-generating h2 {
  font-family: var(--font-display);
  font-size: 1.6rem;
  margin-bottom: 12px;
}
.preview-generating .gen-status {
  display: inline-block;
}

.preview-error {
  max-width: 480px;
  margin: 80px auto;
  text-align: center;
}
.preview-error h2 {
  font-family: var(--font-display);
  font-size: 1.6rem;
  margin-bottom: 12px;
  color: #ff6b6b;
}

/* ===== CATALOG PAGE ===== */
.catalog-page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 72px 24px 80px;
}

.catalog-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 48px;
  flex-wrap: wrap;
  gap: 24px;
}

.catalog-header h1 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 16px 0 8px;
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.catalog-card {
  display: flex;
  flex-direction: column;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  padding: 24px;
  text-decoration: none;
  color: var(--fg);
  transition: border-color 0.2s, transform 0.15s;
  cursor: pointer;
}
.catalog-card:hover {
  border-color: var(--mint-dim);
  transform: translateY(-2px);
}

.catalog-card__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}

.catalog-card__icon {
  color: var(--mint);
  font-size: 1rem;
}

.catalog-card__time {
  font-size: 0.75rem;
  color: var(--fg-muted);
}

.catalog-card__title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.catalog-card__desc {
  color: var(--fg-muted);
  font-size: 0.85rem;
  line-height: 1.55;
  flex: 1;
  margin-bottom: 14px;
}

.catalog-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}

.catalog-card__cta {
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--mint);
  margin-top: auto;
}

.catalog-empty {
  text-align: center;
  padding: 80px 24px;
}

.catalog-empty__icon {
  font-size: 2.5rem;
  color: var(--mint);
  margin-bottom: 20px;
  opacity: 0.5;
}

.catalog-empty h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  margin-bottom: 8px;
}

.catalog-empty p {
  color: var(--fg-muted);
  margin-bottom: 28px;
}

/* ===== FOOTER ===== */
.site-footer {
  border-top: 1px solid var(--card-border);
  padding: 28px 24px;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--fg);
}

.footer-note {
  font-size: 0.8rem;
  color: var(--fg-muted);
}

/* ===== LANDING HERO OVERRIDES (add CTA to hero) ===== */
.hero-ctas {
  display: flex;
  gap: 14px;
  margin-top: 36px;
  flex-wrap: wrap;
}