/* ============================================================
   tools.css — IT工具箱页面样式
   继承 main.css 的 CSS 变量和基础组件
   ============================================================ */

/* ── Tools Hero ── */
.tools-hero {
  position: relative;
  padding: 120px 24px 80px;
  text-align: center;
  overflow: hidden;
}

.tools-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.tools-hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 102, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 102, 255, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black 30%, transparent 100%);
}

.tools-hero-glow {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.tools-hero-glow-1 {
  width: 500px;
  height: 500px;
  top: -120px;
  right: -100px;
  background: radial-gradient(circle at 40% 40%, rgba(0, 102, 255, 0.18) 0%, transparent 65%);
  filter: blur(40px);
}

.tools-hero-glow-2 {
  width: 400px;
  height: 400px;
  bottom: -80px;
  left: -80px;
  background: radial-gradient(circle at 50% 50%, rgba(0, 201, 167, 0.12) 0%, transparent 65%);
  filter: blur(40px);
}

.tools-hero-content {
  position: relative;
  z-index: 1;
}

.tools-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: rgba(0, 102, 255, 0.1);
  border: 1px solid rgba(0, 102, 255, 0.2);
  border-radius: 999px;
  padding: 5px 16px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 20px;
}

.tools-hero-badge-dot {
  width: 6px;
  height: 6px;
  background: var(--primary);
  border-radius: 50%;
  animation: toolsDotPulse 2s ease-in-out infinite;
}

@keyframes toolsDotPulse {
  0%, 100% { opacity: 1; transform: scale(1); box-shadow: 0 0 0 0 rgba(0,102,255,0.4); }
  50% { opacity: 0.7; transform: scale(0.85); box-shadow: 0 0 0 4px rgba(0,102,255,0); }
}

.tools-hero-title {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  margin-bottom: 16px;
  background: linear-gradient(135deg, var(--text) 40%, var(--text-muted));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.tools-hero-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 540px;
  margin: 0 auto 28px;
  line-height: 1.7;
}

.tools-hero-tags {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

.tools-hero-tag {
  padding: 5px 14px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* Light theme hero overrides */
html[data-theme="day"] .tools-hero {
  background: #f5f4ed;
}
html[data-theme="day"] .tools-hero-grid { display: none; }
html[data-theme="day"] .tools-hero-glow { display: none; }
html[data-theme="day"] .tools-hero-badge {
  background: rgba(201, 100, 66, 0.08);
  border-color: rgba(201, 100, 66, 0.2);
  color: #c96442;
}
html[data-theme="day"] .tools-hero-badge-dot { background: #c96442; }
html[data-theme="day"] .tools-hero-title { color: #141413; -webkit-text-fill-color: #141413; background: none; }
html[data-theme="day"] .tools-hero-subtitle { color: #5e5d59; }
html[data-theme="day"] .tools-hero-tag {
  background: rgba(201, 100, 66, 0.05);
  border-color: rgba(201, 100, 66, 0.15);
  color: #5e5d59;
}

/* ── Tools Section ── */
.tools-section {
  padding-top: 0;
}

/* ── Tool Tabs ── */
.tools-tabs {
  display: flex;
  gap: 4px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 6px;
  max-width: 580px;
  margin: 0 auto 44px;
}

.tools-tab {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 10px 14px;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-family: var(--font);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.tools-tab:hover {
  color: var(--text);
  background: rgba(255,255,255,0.05);
}

.tools-tab.active {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 2px 14px rgba(0, 102, 255, 0.35);
}

.tools-tab-icon { font-size: 1rem; }
.tools-tab-label { font-weight: 500; }

.tools-panel { display: none; }
.tools-panel.active { display: block; }

html[data-theme="day"] .tools-tabs {
  background: #faf9f5;
  border-color: #e8e6dc;
}
html[data-theme="day"] .tools-tab:hover {
  background: rgba(201, 100, 66, 0.06);
  color: #141413;
}
html[data-theme="day"] .tools-tab.active {
  background: #c96442;
  color: #faf9f5;
  box-shadow: 0 2px 14px rgba(201, 100, 66, 0.3);
}

/* ── Calculator Sub-tabs ── */
.calc-subtabs {
  display: flex;
  gap: 8px;
  margin-bottom: 32px;
  overflow-x: auto;
  padding-bottom: 4px;
  -ms-overflow-style: none;
  scrollbar-width: none;
}
.calc-subtabs::-webkit-scrollbar { display: none; }

.calc-subtab {
  padding: 7px 20px;
  border: 1px solid var(--border);
  background: transparent;
  border-radius: 999px;
  color: var(--text-muted);
  font-family: var(--font);
  font-size: 0.84rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  flex-shrink: 0;
}

.calc-subtab:hover {
  border-color: var(--border-hover);
  color: var(--text);
}

.calc-subtab.active {
  background: rgba(0, 102, 255, 0.1);
  border-color: rgba(0, 102, 255, 0.4);
  color: var(--primary-light);
}

.calc-panel { display: none; }
.calc-panel.active { display: block; }

html[data-theme="day"] .calc-subtab { border-color: #e8e6dc; color: #5e5d59; }
html[data-theme="day"] .calc-subtab:hover { border-color: #d1cfc5; color: #141413; }
html[data-theme="day"] .calc-subtab.active {
  background: rgba(201, 100, 66, 0.08);
  border-color: rgba(201, 100, 66, 0.35);
  color: #c96442;
}

/* ── Calc Layout ── */
.calc-layout {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 28px;
  align-items: start;
}

@media (max-width: 900px) {
  .calc-layout { grid-template-columns: 1fr; }
}

/* ── Tools Card ── */
.tools-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow-card);
}

.tools-card-header {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  margin-bottom: 24px;
}

.tools-card-icon {
  font-size: 1.75rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.tools-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 5px;
}

.tools-card-desc {
  font-size: 0.84rem;
  color: var(--text-muted);
  line-height: 1.6;
}

html[data-theme="day"] .tools-card {
  background: #faf9f5;
  border-color: #e8e6dc;
  box-shadow: rgba(0,0,0,0.04) 0px 4px 24px, 0px 0px 0px 1px #f0eee6;
}

/* ── Calc Slider ── */
.calc-slider-group {
  margin-bottom: 24px;
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
}

.calc-slider-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.calc-slider-val {
  color: var(--primary-light);
  font-weight: 700;
  font-size: 0.9rem;
}

.calc-slider {
  width: 100%;
  height: 4px;
  appearance: none;
  background: linear-gradient(
    to right,
    var(--primary) var(--val, 14%),
    rgba(255,255,255,0.1) var(--val, 14%)
  );
  border-radius: 2px;
  outline: none;
  cursor: pointer;
}

.calc-slider::-webkit-slider-thumb {
  appearance: none;
  width: 18px;
  height: 18px;
  background: var(--primary);
  border-radius: 50%;
  border: 3px solid var(--bg-card);
  box-shadow: 0 0 0 2px var(--primary);
  cursor: pointer;
  transition: transform 0.15s;
}

.calc-slider::-webkit-slider-thumb:hover { transform: scale(1.2); }

.calc-slider::-moz-range-thumb {
  width: 18px;
  height: 18px;
  background: var(--primary);
  border-radius: 50%;
  border: 3px solid var(--bg-card);
  box-shadow: 0 0 0 2px var(--primary);
  cursor: pointer;
}

.calc-slider-ticks {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  font-size: 0.72rem;
  color: var(--text-dim);
}

html[data-theme="day"] .calc-slider-group {
  background: rgba(0,0,0,0.02);
  border-color: #e8e6dc;
}
html[data-theme="day"] .calc-slider-val { color: #c96442; }
html[data-theme="day"] .calc-slider {
  background: linear-gradient(
    to right,
    #c96442 var(--val, 14%),
    #e8e6dc var(--val, 14%)
  );
}
html[data-theme="day"] .calc-slider::-webkit-slider-thumb {
  background: #c96442;
  border-color: #faf9f5;
  box-shadow: 0 0 0 2px #c96442;
}
html[data-theme="day"] .calc-slider::-moz-range-thumb {
  background: #c96442;
  border-color: #faf9f5;
  box-shadow: 0 0 0 2px #c96442;
}

/* ── Edit Hint ── */
.calc-edit-hint {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  color: var(--text-dim);
  margin-bottom: 14px;
  line-height: 1.5;
}

.calc-edit-hint svg { flex-shrink: 0; opacity: 0.7; }

/* ── Editable Line Items ── */
.calc-line-items {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 14px;
}

.calc-line-item {
  display: grid;
  grid-template-columns: 20px 1fr auto auto;
  gap: 10px;
  align-items: center;
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  transition: border-color var(--transition), background var(--transition);
}

.calc-line-item:hover { border-color: rgba(0,102,255,0.22); }

.calc-line-item.modified {
  border-color: rgba(0,201,167,0.3);
  background: rgba(0,201,167,0.03);
}

.calc-line-item.line-disabled {
  opacity: 0.45;
}

.calc-line-item-check {
  width: 15px;
  height: 15px;
  accent-color: var(--primary);
  cursor: pointer;
  flex-shrink: 0;
}

.calc-line-item-name {
  background: transparent;
  border: none;
  outline: none;
  color: var(--text);
  font-family: var(--font);
  font-size: 0.875rem;
  width: 100%;
  min-width: 0;
  padding: 1px 0;
  border-bottom: 1px solid transparent;
  transition: border-color 0.15s;
}

.calc-line-item-name:focus {
  border-bottom-color: rgba(0,102,255,0.4);
}

.calc-line-item-price {
  background: transparent;
  border: none;
  outline: none;
  color: var(--text);
  font-family: var(--font);
  font-size: 0.875rem;
  font-weight: 600;
  width: 96px;
  text-align: right;
  padding: 3px 6px;
  border-radius: 4px;
  transition: background 0.15s;
}

.calc-line-item-price:focus {
  background: rgba(0,102,255,0.08);
}

.calc-line-item-del {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 5px;
  color: var(--text-dim);
  font-size: 15px;
  line-height: 1;
  cursor: pointer;
  transition: all 0.15s;
  flex-shrink: 0;
  padding: 0;
  font-family: var(--font);
}

.calc-line-item-del:hover {
  background: rgba(239,68,68,0.1);
  border-color: rgba(239,68,68,0.3);
  color: #f87171;
}

html[data-theme="day"] .calc-line-item {
  background: #fff;
  border-color: #e8e6dc;
}
html[data-theme="day"] .calc-line-item:hover { border-color: #d1cfc5; }
html[data-theme="day"] .calc-line-item.modified {
  border-color: rgba(94,93,89,0.3);
  background: rgba(94,93,89,0.03);
}
html[data-theme="day"] .calc-line-item-name { color: #141413; }
html[data-theme="day"] .calc-line-item-name:focus { border-bottom-color: #c96442; }
html[data-theme="day"] .calc-line-item-price { color: #141413; }
html[data-theme="day"] .calc-line-item-price:focus { background: rgba(201,100,66,0.07); }
html[data-theme="day"] .calc-line-item-check { accent-color: #c96442; }
html[data-theme="day"] .calc-line-item-del { border-color: #e8e6dc; color: #87867f; }

/* ── Add Button ── */
.calc-add-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  width: 100%;
  padding: 9px 16px;
  background: transparent;
  border: 1px dashed rgba(0,102,255,0.3);
  border-radius: var(--radius-sm);
  color: var(--primary);
  font-family: var(--font);
  font-size: 0.84rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  margin-top: 4px;
}

.calc-add-btn:hover {
  background: rgba(0,102,255,0.06);
  border-color: rgba(0,102,255,0.5);
  border-style: solid;
}

html[data-theme="day"] .calc-add-btn {
  border-color: rgba(201,100,66,0.3);
  color: #c96442;
}
html[data-theme="day"] .calc-add-btn:hover {
  background: rgba(201,100,66,0.06);
  border-color: rgba(201,100,66,0.5);
}

/* ── Result Panel ── */
.tools-result-panel {
  background: linear-gradient(135deg, rgba(0,102,255,0.06), rgba(0,201,167,0.03));
  border: 1px solid rgba(0,102,255,0.18);
  border-radius: var(--radius);
  padding: 24px;
  position: sticky;
  top: 84px;
}

.tools-result-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 18px;
}

.tools-result-list {
  display: flex;
  flex-direction: column;
  min-height: 40px;
}

.tools-result-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 9px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.875rem;
}

.tools-result-item:last-child { border-bottom: none; }

.tools-result-item-label { color: var(--text-muted); }
.tools-result-item-value { font-weight: 600; color: var(--text); }

.tools-result-divider {
  height: 1px;
  background: var(--border);
  margin: 16px 0 14px;
}

.tools-result-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}

.tools-result-total-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
}

.tools-result-total-value {
  font-size: 1.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary-light), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.tools-result-note {
  font-size: 0.75rem;
  color: var(--text-dim);
  line-height: 1.6;
  margin-bottom: 18px;
}

.tools-result-cta {
  display: flex;
  width: 100%;
  justify-content: center;
  text-decoration: none;
}

html[data-theme="day"] .tools-result-panel {
  background: linear-gradient(135deg, rgba(201,100,66,0.05), rgba(94,93,89,0.03));
  border-color: rgba(201,100,66,0.18);
}
html[data-theme="day"] .tools-result-total-value {
  background: linear-gradient(135deg, #c96442, #a84e30);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Chat: IT诊断 ── */
.diag-layout { max-width: 760px; margin: 0 auto; }

.tools-chat-container {
  display: flex;
  flex-direction: column;
  height: 560px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.tools-chat-header {
  padding: 16px 22px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.tools-chat-avatar {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.tools-chat-name {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
}

.tools-chat-status {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.75rem;
  color: var(--accent);
}

.tools-chat-dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: toolsDotPulse 2s infinite;
}

.tools-chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.tools-msg {
  max-width: 76%;
  font-size: 0.875rem;
  line-height: 1.65;
}

.tools-msg.bot { align-self: flex-start; }
.tools-msg.user { align-self: flex-end; }

.tools-msg-bubble { padding: 11px 15px; border-radius: 12px; }

.tools-msg.bot .tools-msg-bubble {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  color: var(--text);
  border-top-left-radius: 4px;
}

.tools-msg.user .tools-msg-bubble {
  background: var(--primary);
  color: #fff;
  border-bottom-right-radius: 4px;
}

/* Typing indicator */
.tools-msg.typing .tools-msg-bubble {
  padding: 14px 16px;
}

.tools-typing-dots {
  display: flex;
  gap: 4px;
  align-items: center;
}

.tools-typing-dot {
  width: 6px;
  height: 6px;
  background: var(--text-muted);
  border-radius: 50%;
  animation: toolsTyping 1.2s ease-in-out infinite;
}

.tools-typing-dot:nth-child(2) { animation-delay: 0.2s; }
.tools-typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes toolsTyping {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
  30% { transform: translateY(-5px); opacity: 1; }
}

.tools-quick-replies {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 12px 20px;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}

.tools-quick-chip {
  padding: 5px 13px;
  border: 1px solid rgba(0,102,255,0.25);
  background: rgba(0,102,255,0.06);
  border-radius: 999px;
  color: var(--primary-light);
  font-family: var(--font);
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.tools-quick-chip:hover {
  background: rgba(0,102,255,0.14);
  border-color: rgba(0,102,255,0.45);
}

.tools-chat-input-row {
  display: flex;
  gap: 8px;
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}

.tools-chat-input {
  flex: 1;
  padding: 10px 14px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font);
  font-size: 0.875rem;
  outline: none;
  resize: none;
  line-height: 1.5;
  transition: border-color var(--transition);
}

.tools-chat-input:focus { border-color: var(--primary); }

.tools-chat-send {
  width: 42px;
  height: 42px;
  background: var(--primary);
  border: none;
  border-radius: var(--radius-sm);
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: opacity var(--transition), transform 0.15s;
}

.tools-chat-send:hover { opacity: 0.85; transform: translateY(-1px); }
.tools-chat-send:active { transform: translateY(0); }

html[data-theme="day"] .tools-chat-container {
  background: #faf9f5;
  border-color: #e8e6dc;
}
html[data-theme="day"] .tools-chat-header { border-color: #e8e6dc; }
html[data-theme="day"] .tools-chat-name { color: #141413; }
html[data-theme="day"] .tools-chat-status { color: #5e5d59; }
html[data-theme="day"] .tools-chat-dot { background: #5e5d59; }
html[data-theme="day"] .tools-msg.bot .tools-msg-bubble {
  background: #fff;
  border-color: #e8e6dc;
  color: #141413;
}
html[data-theme="day"] .tools-msg.user .tools-msg-bubble {
  background: #c96442;
}
html[data-theme="day"] .tools-quick-replies { border-color: #e8e6dc; }
html[data-theme="day"] .tools-quick-chip {
  border-color: rgba(201,100,66,0.25);
  background: rgba(201,100,66,0.06);
  color: #c96442;
}
html[data-theme="day"] .tools-quick-chip:hover {
  background: rgba(201,100,66,0.12);
  border-color: rgba(201,100,66,0.4);
}
html[data-theme="day"] .tools-chat-input-row { border-color: #e8e6dc; }
html[data-theme="day"] .tools-chat-input {
  background: #fff;
  border-color: #e8e6dc;
  color: #141413;
}
html[data-theme="day"] .tools-chat-input:focus { border-color: #c96442; }
html[data-theme="day"] .tools-chat-send { background: #c96442; }

/* ── Wiki: 急救百科 ── */
.wiki-search-wrap {
  position: relative;
  margin-bottom: 20px;
}

.wiki-search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-dim);
  pointer-events: none;
}

.wiki-search {
  width: 100%;
  padding: 15px 20px 15px 50px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font);
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.wiki-search:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0,102,255,0.1);
}

.wiki-hot-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 32px;
}

.wiki-hot-label {
  font-size: 0.78rem;
  color: var(--text-dim);
  flex-shrink: 0;
}

.wiki-hot-tag {
  padding: 4px 13px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.8rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition);
  user-select: none;
}

.wiki-hot-tag:hover {
  border-color: var(--border-hover);
  color: var(--primary-light);
  background: rgba(0,102,255,0.06);
}

.wiki-results {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.wiki-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 26px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  box-shadow: var(--shadow-card);
}

.wiki-card:hover {
  border-color: rgba(0,102,255,0.3);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.35);
}

.wiki-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 12px;
}

.wiki-card-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}

.wiki-symptoms {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.wiki-symptom {
  padding: 3px 9px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 0.75rem;
  color: var(--text-dim);
}

.wiki-category-tag {
  padding: 3px 10px;
  background: rgba(0,201,167,0.08);
  border: 1px solid rgba(0,201,167,0.2);
  border-radius: 5px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--accent);
  white-space: nowrap;
  flex-shrink: 0;
}

.wiki-steps {
  display: none;
  margin-bottom: 16px;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}

.wiki-steps.open { display: block; }

.wiki-step {
  display: flex;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.wiki-step:last-child { border-bottom: none; }

.wiki-step code {
  background: rgba(0,102,255,0.1);
  color: var(--primary-light);
  padding: 1px 5px;
  border-radius: 3px;
  font-family: 'SF Mono', 'Consolas', monospace;
  font-size: 0.82em;
}

.wiki-step-num {
  width: 22px;
  height: 22px;
  background: rgba(0,102,255,0.12);
  color: var(--primary-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 2px;
}

.wiki-card-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

.wiki-expand-btn {
  padding: 6px 14px;
  border: 1px solid rgba(0,102,255,0.25);
  background: rgba(0,102,255,0.06);
  border-radius: var(--radius-sm);
  color: var(--primary-light);
  font-family: var(--font);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
}

.wiki-expand-btn:hover { background: rgba(0,102,255,0.12); }

.wiki-solved-btn {
  padding: 6px 14px;
  border: 1px solid rgba(0,201,167,0.25);
  background: transparent;
  border-radius: var(--radius-sm);
  color: var(--accent);
  font-family: var(--font);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
}

.wiki-solved-btn:hover { background: rgba(0,201,167,0.08); }
.wiki-solved-btn.solved-done {
  background: rgba(0,201,167,0.12);
  border-color: rgba(0,201,167,0.4);
  cursor: default;
}

.wiki-contact-btn {
  padding: 6px 14px;
  border: 1px solid rgba(255,150,50,0.3);
  background: transparent;
  border-radius: var(--radius-sm);
  color: #f9954a;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  display: inline-flex;
}

.wiki-contact-btn:hover { background: rgba(255,150,50,0.08); }

.wiki-no-results {
  text-align: center;
  padding: 60px 24px;
  color: var(--text-muted);
}

.wiki-no-results-icon { font-size: 2.5rem; display: block; margin-bottom: 12px; }
.wiki-no-results p { margin-bottom: 20px; font-size: 0.9rem; }

html[data-theme="day"] .wiki-search {
  background: #fff;
  border-color: #e8e6dc;
  color: #141413;
}
html[data-theme="day"] .wiki-search:focus {
  border-color: #c96442;
  box-shadow: 0 0 0 3px rgba(201,100,66,0.1);
}
html[data-theme="day"] .wiki-hot-tag:hover {
  border-color: rgba(201,100,66,0.3);
  color: #c96442;
  background: rgba(201,100,66,0.05);
}
html[data-theme="day"] .wiki-card {
  background: #faf9f5;
  border-color: #e8e6dc;
  box-shadow: rgba(0,0,0,0.04) 0px 4px 24px, 0px 0px 0px 1px #f0eee6;
}
html[data-theme="day"] .wiki-card:hover {
  border-color: #d1cfc5;
  box-shadow: rgba(0,0,0,0.06) 0px 8px 32px, 0px 0px 0px 1px #d1cfc5;
}
html[data-theme="day"] .wiki-card-title { color: #141413; }
html[data-theme="day"] .wiki-symptom {
  background: rgba(0,0,0,0.03);
  border-color: #e8e6dc;
  color: #5e5d59;
}
html[data-theme="day"] .wiki-step code {
  background: rgba(201,100,66,0.08);
  color: #a84e30;
}
html[data-theme="day"] .wiki-step-num {
  background: rgba(201,100,66,0.1);
  color: #c96442;
}
html[data-theme="day"] .wiki-expand-btn {
  border-color: rgba(201,100,66,0.25);
  background: rgba(201,100,66,0.06);
  color: #c96442;
}
html[data-theme="day"] .wiki-expand-btn:hover { background: rgba(201,100,66,0.1); }
html[data-theme="day"] .wiki-solved-btn { color: #5e5d59; border-color: #d1cfc5; }
html[data-theme="day"] .wiki-solved-btn:hover { background: rgba(0,0,0,0.04); }

/* ── CTA section ── */
.tools-page-cta {
  background: transparent;
}

.page-cta-inner {
  text-align: center;
  background: rgba(0,102,255,0.06);
  border: 1px solid rgba(0,102,255,0.15);
  border-radius: var(--radius);
  padding: 60px 40px;
  box-shadow: var(--shadow-glow);
}

.page-cta-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text);
}

.page-cta-desc {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 32px;
}

html[data-theme="day"] .page-cta-inner {
  background: rgba(201,100,66,0.05);
  border-color: rgba(201,100,66,0.15);
  box-shadow: 0 0 20px rgba(201,100,66,0.06), inset 0 1px 0 rgba(255,255,255,0.5);
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .tools-tabs {
    max-width: 100%;
  }
  .tools-tab-label { display: none; }
  .tools-tab { padding: 10px; }
  .tools-tab-icon { font-size: 1.25rem; margin: 0; }

  .tools-hero { padding: 100px 20px 60px; }

  .wiki-card-top { flex-direction: column; }
  .wiki-category-tag { align-self: flex-start; }

  .calc-line-item-price { width: 80px; }
}

@media (max-width: 480px) {
  .tools-chat-container { height: 480px; }
  .page-cta-inner { padding: 40px 20px; }
}

/* ── Editable Slider Number Input ── */
.calc-slider-val {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.calc-num-input {
  width: 60px;
  background: transparent;
  border: none;
  border-bottom: 1.5px solid rgba(0, 102, 255, 0.5);
  color: var(--primary-light);
  font-weight: 700;
  font-size: 0.9rem;
  font-family: var(--font);
  text-align: right;
  padding: 0 2px;
  outline: none;
  -moz-appearance: textfield;
}
.calc-num-input::-webkit-outer-spin-button,
.calc-num-input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.calc-num-input:focus {
  border-bottom-color: var(--primary);
  background: rgba(0, 102, 255, 0.06);
  border-radius: 4px 4px 0 0;
}

.calc-slider-unit {
  color: var(--primary-light);
  font-weight: 700;
  font-size: 0.9rem;
}

html[data-theme="day"] .calc-num-input {
  color: #c96442;
  border-bottom-color: rgba(201, 100, 66, 0.4);
}
html[data-theme="day"] .calc-num-input:focus {
  border-bottom-color: #c96442;
  background: rgba(201, 100, 66, 0.05);
}
html[data-theme="day"] .calc-slider-unit { color: #c96442; }

/* ── Add Item Popup ── */
.calc-add-popup {
  margin-top: 10px;
  animation: popupFadeIn 0.15s ease;
}

@keyframes popupFadeIn {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

.calc-popup-inner {
  background: var(--bg-card);
  border: 1px solid rgba(0, 102, 255, 0.3);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}

.calc-popup-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.calc-popup-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.calc-popup-name-wrap { flex: 1 1 200px; }

.calc-popup-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
}

.form-input-sm {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font);
  font-size: 0.875rem;
  padding: 7px 10px;
  outline: none;
  transition: border-color 0.15s;
  width: 100%;
}
.form-input-sm:focus { border-color: var(--primary); }

.calc-popup-price.form-input-sm { width: 110px; }

.calc-popup-actions {
  display: flex;
  gap: 8px;
}

.btn-sm-primary {
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  padding: 7px 18px;
  font-size: 0.84rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
  font-family: var(--font);
}
.btn-sm-primary:hover { background: var(--primary-dark); }

.btn-sm-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 7px 14px;
  font-size: 0.84rem;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
  font-family: var(--font);
}
.btn-sm-ghost:hover { border-color: var(--border-hover); color: var(--text); }

html[data-theme="day"] .calc-popup-inner {
  background: #faf9f5;
  border-color: rgba(201, 100, 66, 0.25);
  box-shadow: 0 8px 24px rgba(0,0,0,0.1);
}
html[data-theme="day"] .form-input-sm {
  background: #fff;
  border-color: #e8e6dc;
  color: #141413;
}
html[data-theme="day"] .form-input-sm:focus { border-color: #c96442; }
html[data-theme="day"] .btn-sm-ghost { border-color: #e8e6dc; color: #5e5d59; }
html[data-theme="day"] .btn-sm-ghost:hover { border-color: #c96442; color: #141413; }