body {
  margin: 0;
  font-family: 'Poppins', sans-serif;
  background: linear-gradient(135deg, #0f172a, #1e293b);
  color: #e5e7eb;
}
header {
  padding: 15px;
  background: rgba(0,0,0,0.4);
  backdrop-filter: blur(10px);
}
.generator {
  padding: 20px;
  text-align: center;
}
.tool-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin: 15px 0;
}
.tool-buttons button {
  padding: 10px 14px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.08);
  color: white;
  cursor: pointer;
  transition: .25s;
}
.tool-buttons button.active {
  background: #6366f1;
  box-shadow: 0 0 10px rgba(99,102,241,0.6);
}
.generator-box {
  background: rgba(255,255,255,0.05);
  padding: 20px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.1);
}
textarea {
  width: 100%;
  height: 120px;
  padding: 10px;
  border-radius: 8px;
  border: none;
  box-sizing: border-box;
}
button {
  padding: 12px 18px;
  border: none;
  border-radius: 8px;
  background: #6366f1;
  color: white;
  cursor: pointer;
}
#result {
  margin-top: 15px;
  transition: opacity 0.3s ease;
}
pre {
  white-space: pre-wrap;
  background: rgba(255,255,255,0.05);
  padding: 10px;
  border-radius: 8px;
}
#copyBtn {
  margin-top: 10px;
  background: #10b981;
}
.loader {
  border: 4px solid rgba(255,255,255,0.2);
  border-top: 4px solid #6366f1;
  border-radius: 50%;
  width: 25px;
  height: 25px;
  animation: spin 1s linear infinite;
  margin: 10px auto;
}
@keyframes spin {
  100% {
    transform: rotate(360deg);
  }
}
#historyPanel {
  margin-top: 20px;
  padding: 15px;
  background: rgba(255,255,255,0.05);
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.1);
}

/* ===== HISTORY ITEM ===== */
.history-item {
  padding: 12px;
  margin-top: 10px;
  background: rgba(255,255,255,0.08);
  border-radius: 10px;
  border: 1px solid transparent;
  transition: transform 0.25s ease, background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
  cursor: pointer;
}
.history-item:hover {
  transform: translateY(-3px);
  background: rgba(255,255,255,0.13);
  border-color: rgba(99,102,241,0.5);
  box-shadow: 0 6px 16px rgba(99,102,241,0.15);
}

/* ===== HISTORY ACTIONS ===== */
.history-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 10px;
}

/* ===== HISTORY ICON (replay / copy / delete) ===== */
.history-icon {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: rgba(255,255,255,0.08);
  cursor: pointer;
  user-select: none;
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
  font-size: 18px;
}
.history-icon:hover {
  background: #6366f1;
  transform: scale(1.08);
  box-shadow: 0 0 12px rgba(99,102,241,0.6);
}
.history-icon:active {
  transform: scale(.92);
}

/* ===== COPY SUCCESS ANIMATION ===== */
.history-icon-success {
  background: #10b981 !important;
  box-shadow: 0 0 14px rgba(16,185,129,0.7);
  animation: successPop 0.35s ease;
}
@keyframes successPop {
  0% { transform: scale(1); }
  40% { transform: scale(1.35); }
  100% { transform: scale(1.15); }
}

/* ===== HISTORY SEARCH ===== */
.history-search-input {
  width: 100%;
  padding: 10px 14px;
  margin-bottom: 10px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.12);
  outline: none;
  box-sizing: border-box;
  font-family: 'Poppins', sans-serif;
  background: rgba(255,255,255,0.06);
  backdrop-filter: blur(6px);
  color: #e5e7eb;
  transition: border-color 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}
.history-search-input::placeholder {
  color: rgba(229,231,235,0.5);
}
.history-search-input:focus {
  border-color: #6366f1;
  background: rgba(255,255,255,0.09);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.35);
}

/* ===== CLEAR ALL BUTTON ===== */
.history-clear-all-btn {
  width: 100%;
  padding: 10px;
  margin-bottom: 10px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  background: #ff4d4d;
  color: #fff;
  font-family: 'Poppins', sans-serif;
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}
.history-clear-all-btn:hover {
  background: #e63939;
  transform: translateY(-2px);
  box-shadow: 0 6px 14px rgba(230,57,57,0.35);
}
.history-clear-all-btn:active {
  transform: translateY(0);
}

.history-empty {
  padding: 10px;
  opacity: 0.7;
  text-align: center;
}

/* ===== TIME BADGE ===== */
.history-time {
  float: right;
  font-size: 11px;
  color: #c7d2fe;
  background: rgba(99,102,241,0.25);
  padding: 2px 8px;
  border-radius: 999px;
  white-space: nowrap;
}

.history-prompt {
  color: #e5e7eb;
}

/* ===== RESULT PREVIEW ===== */
.history-preview {
  font-size: 13px;
  line-height: 1.5;
  color: #cbd5e1;
  margin-top: 6px;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 480px) {
  .history-item {
    padding: 10px;
  }
  .history-icon {
    width: 30px;
    height: 30px;
    font-size: 16px;
  }
  .history-search-input,
  .history-clear-all-btn {
    padding: 9px 12px;
  }
}

/* ===== SITE FOOTER ===== */
.site-footer {
  max-width: 860px;
  margin: 40px auto 0;
  padding: 24px;
  text-align: center;
  border-top: 1px solid rgba(148, 163, 184, 0.2);
  font-family: 'Poppins', sans-serif;
}
.site-footer a {
  color: #94a3b8;
  text-decoration: none;
  margin: 0 12px;
  font-size: 0.9rem;
}
.site-footer a:hover {
  color: #38bdf8;
  text-decoration: underline;
}
.site-footer .footer-copy {
  display: block;
  margin-top: 12px;
  font-size: 0.8rem;
  color: #64748b;
}

/* ===== FLOATING FEEDBACK BUTTON ===== */
.feedback-fab {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #6366f1;
  color: white;
  font-size: 24px;
  border-radius: 50%;
  text-decoration: none;
  box-shadow: 0 4px 14px rgba(99,102,241,0.5);
  z-index: 999;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.feedback-fab:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 18px rgba(99,102,241,0.7);
}
.feedback-fab:active {
  transform: scale(0.94);
}
@media (max-width: 480px) {
  .feedback-fab {
    bottom: 16px;
    right: 16px;
    width: 48px;
    height: 48px;
    font-size: 20px;
  }
}

/* ===== SEO CONTENT SECTION ===== */
.seo-content {
  max-width: 860px;
  margin: 40px auto 0;
  padding: 24px;
  text-align: center;
  background: rgba(255,255,255,0.05);
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.1);
}
.seo-content h2 {
  font-size: 1.3rem;
  margin-bottom: 12px;
  color: #e5e7eb;
}
.seo-content p {
  font-size: 0.95rem;
  line-height: 1.6;
  color: #94a3b8;
  margin: 8px 0;
}