/* ===== 魅力工具箱 - 女性美学UI ===== */
/* 莫兰迪粉 + 薰衣草紫 + 玫瑰金 + 毛玻璃质感 */

/* ===== CSS Variables ===== */
:root {
  --primary: #ff758f;
  --primary-light: #ffb3c1;
  --primary-dark: #e84a6f;
  --secondary: #a29bfe;
  --secondary-light: #d5caff;
  --accent: #fd79a8;
  --rose-gold: #e8b4b8;
  --warm-peach: #fff0f3;
  
  --bg-gradient-1: #fff0f3;
  --bg-gradient-2: #fff5f7;
  --bg-gradient-3: #f8f0ff;
  
  --text: #2d3436;
  --text-light: #636e72;
  --text-muted: #b2bec3;
  
  --glass-bg: rgba(255, 255, 255, 0.65);
  --glass-border: rgba(255, 255, 255, 0.4);
  --glass-shadow: 0 8px 32px rgba(232, 67, 147, 0.12);
  --glass-hover: 0 12px 40px rgba(232, 67, 147, 0.2);
  
  --radius: 20px;
  --radius-sm: 12px;
  --radius-xs: 8px;
  
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Base Styles ===== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background: linear-gradient(135deg, var(--bg-gradient-1) 0%, var(--bg-gradient-2) 50%, var(--bg-gradient-3) 100%);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ===== Navigation ===== */
.navbar {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 0 24px;
}

.navbar-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.navbar .logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
}

.navbar .logo-icon {
  font-size: 28px;
}

.nav-links {
  display: flex;
  gap: 8px;
}

.nav-links a {
  text-decoration: none;
  color: var(--text);
  padding: 8px 16px;
  border-radius: var(--radius-xs);
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
}

.nav-links a:hover, .nav-links a.active {
  background: rgba(255, 117, 143, 0.12);
  color: var(--primary);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  padding: 8px;
}

/* ===== Hero Section ===== */
.hero {
  text-align: center;
  padding: 80px 24px 60px;
  background: linear-gradient(135deg, #fff0f3 0%, #fce4ec 30%, #f3e5f5 70%, #e8eaf6 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: 
    radial-gradient(circle at 30% 40%, rgba(255, 117, 143, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 70% 60%, rgba(162, 155, 254, 0.08) 0%, transparent 50%);
  animation: heroGlow 8s ease-in-out infinite alternate;
}

@keyframes heroGlow {
  0% { transform: translate(0,0) rotate(0deg); }
  100% { transform: translate(-20px,10px) rotate(2deg); }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}

.hero h1 {
  font-size: 52px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
  letter-spacing: -1px;
}

.hero p {
  font-size: 20px;
  color: var(--text-light);
  margin-bottom: 32px;
}

/* ===== Search Box ===== */
.search-box {
  display: flex;
  max-width: 520px;
  margin: 0 auto 24px;
  background: white;
  border-radius: 50px;
  box-shadow: 0 8px 32px rgba(232, 67, 147, 0.15);
  overflow: hidden;
  transition: var(--transition);
}

.search-box:focus-within {
  box-shadow: 0 12px 40px rgba(232, 67, 147, 0.25);
}

.search-box input {
  flex: 1;
  border: none;
  padding: 18px 28px;
  font-size: 16px;
  outline: none;
  background: transparent;
}

.search-box button {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border: none;
  color: white;
  padding: 18px 32px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  transition: var(--transition);
}

.search-box button:hover {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
}

/* ===== Stats Bar ===== */
.stats-bar {
  display: flex;
  justify-content: center;
  gap: 48px;
  padding: 24px;
  flex-wrap: wrap;
}

.stat-item {
  text-align: center;
}

.stat-item .num {
  font-size: 36px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-item .label {
  font-size: 14px;
  color: var(--text-light);
  margin-top: 4px;
}

/* ===== Tab System ===== */
.tabs-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px 40px;
}

.tabs-header {
  display: flex;
  gap: 8px;
  padding: 8px;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border-radius: var(--radius);
  border: 1px solid var(--glass-border);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.tab-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-light);
  cursor: pointer;
  white-space: nowrap;
  transition: var(--transition);
}

.tab-btn:hover {
  background: rgba(255, 117, 143, 0.08);
  color: var(--primary);
}

.tab-btn.active {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white;
  box-shadow: 0 4px 16px rgba(255, 117, 143, 0.3);
}

.tab-btn .tab-icon {
  font-size: 18px;
}

.tab-content {
  display: none;
  padding: 32px 0;
  animation: fadeIn 0.4s ease;
}

.tab-content.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== Section Styles ===== */
.section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 24px;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.section-header h2 {
  font-size: 24px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
}

/* ===== Tool Cards ===== */
.tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
}

.tool-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.tool-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  opacity: 0;
  transition: var(--transition);
}

.tool-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--glass-hover);
  border-color: var(--primary-light);
}

.tool-card:hover::before {
  opacity: 1;
}

.tool-card .hot-tag {
  position: absolute;
  top: 12px;
  right: 12px;
  background: linear-gradient(135deg, #ff6b6b, #ee5a24);
  color: white;
  font-size: 10px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 20px;
}

.card-icon {
  font-size: 42px;
  margin-bottom: 12px;
}

.card-name {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text);
}

.card-desc {
  font-size: 12px;
  color: var(--text-light);
  line-height: 1.4;
}

.card-footer {
  display: flex;
  gap: 6px;
  justify-content: center;
  margin-top: 12px;
  flex-wrap: wrap;
}

.feature-tag {
  font-size: 10px;
  padding: 3px 8px;
  background: rgba(255, 117, 143, 0.1);
  color: var(--primary);
  border-radius: 10px;
}

.card-category {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 8px;
}

/* ===== Golden Tools Section ===== */
.golden-tools {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 24px;
}

.golden-card {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 28px;
  cursor: pointer;
  transition: var(--transition);
}

.golden-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--glass-hover);
}

.golden-card .card-icon {
  font-size: 48px;
  margin-bottom: 16px;
}

.golden-card .card-name {
  font-size: 18px;
  margin-bottom: 8px;
}

.golden-card .card-desc {
  font-size: 13px;
  margin-bottom: 16px;
}

/* ===== Tool Container ===== */
.tool-container {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 32px;
  max-width: 700px;
  margin: 0 auto;
}

.tool-header {
  text-align: center;
  margin-bottom: 32px;
}

.tool-icon {
  font-size: 56px;
  margin-bottom: 16px;
}

.tool-title {
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 8px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.tool-desc {
  font-size: 14px;
  color: var(--text-light);
}

/* ===== Form Inputs ===== */
.tool-inputs, .calc-fields, .tracker-form, .quiz-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 24px;
}

.input-group, .calc-field, .tracker-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.input-group label, .calc-field label, .tracker-field label {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
}

input[type="text"],
input[type="number"],
input[type="email"],
input[type="date"],
input[type="tel"],
textarea,
select {
  padding: 14px 18px;
  border: 2px solid rgba(255, 117, 143, 0.15);
  border-radius: var(--radius-sm);
  font-size: 15px;
  background: white;
  transition: var(--transition);
  outline: none;
}

input:focus, textarea:focus, select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(255, 117, 143, 0.1);
}

textarea {
  resize: vertical;
  min-height: 100px;
}

/* ===== Radio & Checkbox ===== */
.radio-label, .checkbox-label {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: white;
  border: 2px solid rgba(255, 117, 143, 0.1);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}

.radio-label:hover, .checkbox-label:hover {
  border-color: var(--primary-light);
}

.radio-label input, .checkbox-label input {
  width: 20px;
  height: 20px;
  accent-color: var(--primary);
}

/* ===== Range Slider ===== */
input[type="range"] {
  -webkit-appearance: none;
  width: 100%;
  height: 8px;
  background: linear-gradient(90deg, var(--primary-light), var(--secondary-light));
  border-radius: 4px;
  outline: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 24px;
  height: 24px;
  background: white;
  border: 3px solid var(--primary);
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.range-value {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
}

/* ===== Buttons ===== */
.tool-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-generate, .btn-calculate, .btn-quiz, .btn-checkin {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 36px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white;
  border: none;
  border-radius: 50px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 16px rgba(255, 117, 143, 0.3);
}

.btn-generate:hover, .btn-calculate:hover, .btn-quiz:hover, .btn-checkin:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 117, 143, 0.4);
}

.btn-reset, .btn-secondary {
  padding: 16px 28px;
  background: white;
  color: var(--text);
  border: 2px solid rgba(255, 117, 143, 0.2);
  border-radius: 50px;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.btn-reset:hover, .btn-secondary:hover {
  border-color: var(--primary);
  color: var(--primary);
}

/* ===== Result Display ===== */
.tool-result, .calc-result, .quiz-result, .tracker-result {
  background: white;
  border-radius: var(--radius);
  padding: 24px;
  margin-top: 24px;
  animation: slideUp 0.4s ease;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.result-header {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid rgba(255, 117, 143, 0.1);
}

.result-icon {
  font-size: 24px;
}

.result-content {
  font-size: 15px;
  line-height: 1.8;
  color: var(--text);
}

.result-actions {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}

.btn-copy, .btn-share {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  background: rgba(255, 117, 143, 0.08);
  color: var(--primary);
  border: none;
  border-radius: var(--radius-sm);
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
}

.btn-copy:hover, .btn-share:hover {
  background: rgba(255, 117, 143, 0.15);
}

/* ===== Loading Spinner ===== */
.tool-loading {
  text-align: center;
  padding: 40px;
}

.loading-spinner {
  width: 50px;
  height: 50px;
  border: 4px solid rgba(255, 117, 143, 0.1);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 16px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ===== Quiz Progress ===== */
.quiz-progress {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.progress-bar {
  flex: 1;
  height: 8px;
  background: rgba(255, 117, 143, 0.1);
  border-radius: 4px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  border-radius: 4px;
  transition: width 0.3s ease;
}

.progress-text {
  font-size: 14px;
  color: var(--text-light);
  min-width: 50px;
}

.quiz-question {
  display: none;
}

.quiz-question.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

.question-number {
  font-size: 12px;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 8px;
}

.question-text {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 20px;
  color: var(--text);
}

.question-options {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.quiz-option {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  background: white;
  border: 2px solid rgba(255, 117, 143, 0.1);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}

.quiz-option:hover {
  border-color: var(--primary-light);
  background: rgba(255, 117, 143, 0.02);
}

.quiz-option.selected {
  border-color: var(--primary);
  background: rgba(255, 117, 143, 0.05);
}

.option-marker {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 117, 143, 0.1);
  color: var(--primary);
  font-weight: 600;
  border-radius: 50%;
}

.option-text {
  flex: 1;
  font-size: 15px;
}

/* ===== Tracker Stats ===== */
.tracker-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: white;
  border-radius: var(--radius-sm);
  padding: 20px;
  text-align: center;
}

.stat-card .stat-value {
  font-size: 32px;
  font-weight: 800;
  color: var(--primary);
}

.stat-card .stat-label {
  font-size: 13px;
  color: var(--text-light);
  margin-top: 4px;
}

/* ===== History List ===== */
.tracker-history {
  margin-top: 24px;
}

.history-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text);
}

.history-list {
  max-height: 300px;
  overflow-y: auto;
}

.history-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background: white;
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
}

.history-item .date {
  font-size: 13px;
  color: var(--text-muted);
}

.history-item .content {
  font-size: 14px;
  color: var(--text);
}

.empty-state {
  text-align: center;
  padding: 32px;
  color: var(--text-muted);
  font-size: 14px;
}

/* ===== Toast ===== */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 24px;
  background: white;
  border-radius: var(--radius-sm);
  box-shadow: 0 8px 32px rgba(0,0,0,0.15);
  z-index: 9999;
  opacity: 0;
  transition: all 0.3s ease;
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.toast-success {
  border-left: 4px solid #27ae60;
}

.toast-error {
  border-left: 4px solid #e74c3c;
}

.toast-icon {
  font-size: 18px;
}

/* ===== Modal ===== */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
  z-index: 2000;
  justify-content: center;
  align-items: center;
  padding: 24px;
}

.modal-overlay.open {
  display: flex;
}

.modal-content {
  background: white;
  border-radius: var(--radius);
  padding: 40px;
  max-width: 600px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0,0,0,0.2);
  animation: modalIn 0.3s ease;
}

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.95) translateY(20px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: none;
  border: none;
  font-size: 28px;
  cursor: pointer;
  color: var(--text-muted);
  transition: var(--transition);
}

.modal-close:hover {
  color: var(--text);
}

/* ===== Footer ===== */
.footer {
  background: #2d3436;
  color: #dfe6e9;
  padding: 48px 24px 24px;
  margin-top: 60px;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 32px;
}

.footer h3 {
  color: white;
  font-size: 16px;
  margin-bottom: 16px;
}

.footer a {
  color: #b2bec3;
  text-decoration: none;
  display: block;
  font-size: 13px;
  margin-bottom: 8px;
  transition: var(--transition);
}

.footer a:hover {
  color: var(--primary-light);
}

.footer-bottom {
  text-align: center;
  padding-top: 24px;
  margin-top: 24px;
  border-top: 1px solid #636e72;
  font-size: 13px;
  color: #636e72;
}

/* ===== Inline SVG Stars ===== */
.star-decoration {
  position: absolute;
  width: 20px;
  height: 20px;
  fill: var(--primary-light);
  opacity: 0.6;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .navbar .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 16px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
  }
  
  .navbar .nav-links.open {
    display: flex;
  }
  
  .menu-toggle {
    display: block;
  }
  
  .hero h1 {
    font-size: 32px;
  }
  
  .hero p {
    font-size: 16px;
  }
  
  .stats-bar {
    gap: 24px;
  }
  
  .tool-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 12px;
  }
  
  .golden-tools {
    grid-template-columns: 1fr;
  }
  
  .tabs-header {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  
  .tab-btn {
    padding: 10px 16px;
    font-size: 13px;
  }
  
  .tool-container {
    padding: 24px 20px;
  }
  
  .modal-content {
    padding: 28px 20px;
  }
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--primary-light);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

/* ===== Tag Styles ===== */
.tag {
  display: inline-block;
  background: rgba(255, 117, 143, 0.1);
  color: var(--primary);
  font-size: 12px;
  padding: 4px 12px;
  border-radius: 20px;
  margin: 2px;
}

.hot-badge {
  display: inline-block;
  background: linear-gradient(135deg, #ff6b6b, #ee5a24);
  color: white;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 12px;
  border-radius: 20px;
  margin-left: 8px;
  vertical-align: middle;
}