/**
 * 轻量 SVG 图标库
 * 所有图标均为内联 SVG data URI，无需外部依赖
 */

.icon {
  display: inline-block;
  width: 1em;
  height: 1em;
  vertical-align: middle;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  flex-shrink: 0;
}

/* 勾选 */
.icon-check {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E");
}

/* 勾选圆 */
.icon-check-circle {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M22 11.08V12a10 10 0 1 1-5.93-9.14'%3E%3C/path%3E%3Cpolyline points='22 4 12 14.01 9 11.01'%3E%3C/polyline%3E%3C/svg%3E");
}

/* 位置 */
.icon-location {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M21 10c0 7-9 13-9 13s-9-6-9-13a9 9 0 0 1 18 0z'%3E%3C/path%3E%3Ccircle cx='12' cy='10' r='3'%3E%3C/circle%3E%3C/svg%3E");
}

/* 公文包/工作 */
.icon-briefcase {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='2' y='7' width='20' height='14' rx='2' ry='2'%3E%3C/rect%3E%3Cpath d='M16 21V5a2 2 0 0 0-2-2h-4a2 2 0 0 0-2 2v16'%3E%3C/path%3E%3C/svg%3E");
}

/* 用户/飞行员 */
.icon-user {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 21v-2a4 4 0 0 0-4-4H8a4 4 0 0 0-4 4v2'%3E%3C/path%3E%3Ccircle cx='12' cy='7' r='4'%3E%3C/circle%3E%3C/svg%3E");
}

/* 无人机/直升机 */
.icon-drone {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 12c0-3 2.5-5.5 5.5-5.5S23 9 23 12H12z'%3E%3C/path%3E%3Cpath d='M12 12c0 3-2.5 5.5-5.5 5.5S1 15 1 12h11z'%3E%3C/path%3E%3Cpath d='M12 12c-3 0-5.5-2.5-5.5-5.5S9 1 12 1v11z'%3E%3C/path%3E%3Cpath d='M12 12c3 0 5.5 2.5 5.5 5.5S15 23 12 23V12z'%3E%3C/path%3E%3C/svg%3E");
}

/* 列表/剪贴板 */
.icon-list {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cline x1='8' y1='6' x2='21' y2='6'%3E%3C/line%3E%3Cline x1='8' y1='12' x2='21' y2='12'%3E%3C/line%3E%3Cline x1='8' y1='18' x2='21' y2='18'%3E%3C/line%3E%3Cline x1='3' y1='6' x2='3.01' y2='6'%3E%3C/line%3E%3Cline x1='3' y1='12' x2='3.01' y2='12'%3E%3C/line%3E%3Cline x1='3' y1='18' x2='3.01' y2='18'%3E%3C/line%3E%3C/svg%3E");
}

/* 图表/统计 */
.icon-chart {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cline x1='18' y1='20' x2='18' y2='10'%3E%3C/line%3E%3Cline x1='12' y1='20' x2='12' y2='4'%3E%3C/line%3E%3Cline x1='6' y1='20' x2='6' y2='14'%3E%3C/line%3E%3C/svg%3E");
}

/* 邮件 */
.icon-mail {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 4h16c1.1 0 2 .9 2 2v12c0 1.1-.9 2-2 2H4c-1.1 0-2-.9-2-2V6c0-1.1.9-2 2-2z'%3E%3C/path%3E%3Cpolyline points='22,6 12,13 2,6'%3E%3C/polyline%3E%3C/svg%3E");
}

/* 盾牌/保障 */
.icon-shield {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z'%3E%3C/path%3E%3C/svg%3E");
}

/* 闪电/快速 */
.icon-zap {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolygon points='13 2 3 14 12 14 11 22 21 10 12 10 13 2'%3E%3C/polygon%3E%3C/svg%3E");
}

/* 钱币/价格 */
.icon-coins {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'%3E%3C/circle%3E%3Cpath d='M12 6v12'%3E%3C/path%3E%3Cpath d='M15 9.5a3 3 0 0 0-3-3'%3E%3C/path%3E%3Cpath d='M15 14.5a3 3 0 0 1-3 3'%3E%3C/path%3E%3C/svg%3E");
}

/* 奖杯 */
.icon-trophy {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9H4.5a2.5 2.5 0 0 1 0-5H6'%3E%3C/path%3E%3Cpath d='M18 9h1.5a2.5 2.5 0 0 0 0-5H18'%3E%3C/path%3E%3Cpath d='M4 22h16'%3E%3C/path%3E%3Cpath d='M10 14.66V17c0 .55-.47.98-.97 1.21C7.85 18.75 7 20.24 7 22'%3E%3C/path%3E%3Cpath d='M14 14.66V17c0 .55.47.98.97 1.21C16.15 18.75 17 20.24 17 22'%3E%3C/path%3E%3Cpath d='M18 2H6v7a6 6 0 0 0 12 0V2z'%3E%3C/path%3E%3C/svg%3E");
}

/* 毕业帽/教育 */
.icon-education {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M22 10v6M2 10l10-5 10 5-10 5z'%3E%3C/path%3E%3Cpath d='M6 12v5c3 3 9 3 12 0v-5'%3E%3C/path%3E%3C/svg%3E");
}

/* 建筑/公司 */
.icon-building {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 21h18'%3E%3C/path%3E%3Cpath d='M5 21V7l8-4 8 4v14'%3E%3C/path%3E%3Cpath d='M9 21v-6h6v6'%3E%3C/path%3E%3C/svg%3E");
}

/* 时钟 */
.icon-clock {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'%3E%3C/circle%3E%3Cpolyline points='12 6 12 12 16 14'%3E%3C/polyline%3E%3C/svg%3E");
}

/* 电话 */
.icon-phone {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M22 16.92v3a2 2 0 0 1-2.18 2 19.79 19.79 0 0 1-8.63-3.07 19.5 19.5 0 0 1-6-6 19.79 19.79 0 0 1-3.07-8.67A2 2 0 0 1 4.11 2h3a2 2 0 0 1 2 1.72 12.84 12.84 0 0 0 .7 2.81 2 2 0 0 1-.45 2.11L8.09 9.91a16 16 0 0 0 6 6l1.27-1.27a2 2 0 0 1 2.11-.45 12.84 12.84 0 0 0 2.81.7A2 2 0 0 1 22 16.92z'%3E%3C/path%3E%3C/svg%3E");
}

/* 目标 */
.icon-target {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'%3E%3C/circle%3E%3Ccircle cx='12' cy='12' r='6'%3E%3C/circle%3E%3Ccircle cx='12' cy='12' r='2'%3E%3C/circle%3E%3C/svg%3E");
}

/* 星星 */
.icon-star {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='currentColor' stroke='none'%3E%3Cpolygon points='12 2 15.09 8.26 22 9.27 17 14.14 18.18 21.02 12 17.77 5.82 21.02 7 14.14 2 9.27 8.91 8.26 12 2'%3E%3C/polygon%3E%3C/svg%3E");
}

/* 电话未注释版本 */
.icon-phone-alt {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M22 16.92v3a2 2 0 0 1-2.18 2 19.79 19.79 0 0 1-8.63-3.07 19.5 19.5 0 0 1-6-6 19.79 19.79 0 0 1-3.07-8.67A2 2 0 0 1 4.11 2h3a2 2 0 0 1 2 1.72 12.84 12.84 0 0 0 .7 2.81 2 2 0 0 1-.45 2.11L8.09 9.91a16 16 0 0 0 6 6l1.27-1.27a2 2 0 0 1 2.11-.45 12.84 12.84 0 0 0 2.81.7A2 2 0 0 1 22 16.92z'%3E%3C/path%3E%3C/svg%3E");
}

/* 向下箭头/展开 */
.icon-chevron-down {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
}

/* 加号/发布 */
.icon-plus {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cline x1='12' y1='5' x2='12' y2='19'%3E%3C/line%3E%3Cline x1='5' y1='12' x2='19' y2='12'%3E%3C/line%3E%3C/svg%3E");
}

/* 关闭 */
.icon-x {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cline x1='18' y1='6' x2='6' y2='18'%3E%3C/line%3E%3Cline x1='6' y1='6' x2='18' y2='18'%3E%3C/line%3E%3C/svg%3E");
}

/* 二维码 */
.icon-qrcode {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='currentColor'%3E%3Crect x='2' y='2' width='8' height='8' rx='1' fill='none' stroke='currentColor' stroke-width='1.8'/%3E%3Crect x='4.2' y='4.2' width='3.6' height='3.6' rx='0.4'/%3E%3Crect x='14' y='2' width='8' height='8' rx='1' fill='none' stroke='currentColor' stroke-width='1.8'/%3E%3Crect x='16.2' y='4.2' width='3.6' height='3.6' rx='0.4'/%3E%3Crect x='2' y='14' width='8' height='8' rx='1' fill='none' stroke='currentColor' stroke-width='1.8'/%3E%3Crect x='4.2' y='16.2' width='3.6' height='3.6' rx='0.4'/%3E%3Crect x='14' y='14' width='2' height='2'/%3E%3Crect x='18' y='14' width='2' height='2'/%3E%3Crect x='20' y='16' width='2' height='2'/%3E%3Crect x='14' y='18' width='2' height='2'/%3E%3Crect x='16' y='20' width='2' height='2'/%3E%3Crect x='20' y='20' width='2' height='2'/%3E%3C/svg%3E");
}

/* 向右箭头 */
.icon-chevron-right {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='9 18 15 12 9 6'%3E%3C/polyline%3E%3C/svg%3E");
}

/* 向右箭头 */
.icon-arrow-right {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.25' stroke-linecap='round' stroke-linejoin='round'%3E%3Cline x1='5' y1='12' x2='19' y2='12'%3E%3C/line%3E%3Cpolyline points='12 5 19 12 12 19'%3E%3C/polyline%3E%3C/svg%3E");
}

/* 双人 / 用户群体 */
.icon-users {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M17 21v-2a4 4 0 0 0-4-4H5a4 4 0 0 0-4 4v2'%3E%3C/path%3E%3Ccircle cx='9' cy='7' r='4'%3E%3C/circle%3E%3Cpath d='M23 21v-2a4 4 0 0 0-3-3.87'%3E%3C/path%3E%3Cpath d='M16 3.13a4 4 0 0 1 0 7.75'%3E%3C/path%3E%3C/svg%3E");
}

/* 趋势上升 */
.icon-trending-up {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.25' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='22 7 13.5 15.5 8.5 10.5 2 17'%3E%3C/polyline%3E%3Cpolyline points='16 7 22 7 22 13'%3E%3C/polyline%3E%3C/svg%3E");
}

/* 勋章 / 资质 */
.icon-award {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='8' r='6'%3E%3C/circle%3E%3Cpath d='M8.21 13.89 7 23l5-3 5 3-1.21-9.12'%3E%3C/path%3E%3C/svg%3E");
}

/* 客服耳机 */
.icon-headset {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 12a8 8 0 0 1 16 0'%3E%3C/path%3E%3Cpath d='M4 12v5a2 2 0 0 0 2 2h2v-7H6a2 2 0 0 0-2 2Z'%3E%3C/path%3E%3Cpath d='M20 12v5a2 2 0 0 1-2 2h-2v-7h2a2 2 0 0 1 2 2Z'%3E%3C/path%3E%3Cpath d='M12 19v2a2 2 0 0 1-2 2H8'%3E%3C/path%3E%3C/svg%3E");
}

/* 地图定位 */
.icon-map-pin {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 21s-7-4.35-7-11a7 7 0 1 1 14 0c0 6.65-7 11-7 11Z'%3E%3C/path%3E%3Ccircle cx='12' cy='10' r='2.5'%3E%3C/circle%3E%3C/svg%3E");
}