/* ============ 小太阳 · 生命之光 —— 全站样式（移动优先） ============ */
:root {
  --navy: #0a1f44;
  --navy-2: #12336e;
  --navy-3: #1a4388;
  --blue: #1d5ab9;
  --blue-l: #eaf1fb;
  --gold: #d9a94e;
  --gold-l: #f0c878;
  --gold-bg: #fbf3e2;
  --bg: #f5f7fb;
  --card: #ffffff;
  --ink: #1c2333;
  --mut: #5b6577;
  --line: #e3e9f2;
  --ok: #2e8b57;
  --warn: #c0392b;
  --r: 16px;
  --shadow: 0 4px 18px rgba(16, 42, 90, .08);
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html { scroll-behavior: smooth; }
body {
  margin: 0; color: var(--ink); background: var(--bg);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  font-size: 16px; line-height: 1.65;
}
img { max-width: 100%; display: block; }
a { color: var(--blue); text-decoration: none; }
h1, h2, h3, h4 { line-height: 1.35; margin: 0 0 .5em; }
.wrap { width: min(1080px, 100% - 32px); margin-inline: auto; }

/* ---------- 顶栏 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.92); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; gap: 10px; height: 58px; }
.brand { display: flex; align-items: center; gap: 9px; color: var(--navy); font-weight: 700; }
.brand img { width: 34px; height: 34px; border-radius: 9px; }
.brand small { display: block; font-size: 10.5px; font-weight: 500; color: var(--mut); letter-spacing: .5px; }
.brand b { font-size: 17px; line-height: 1.15; }
.nav-links { display: flex; gap: 4px; margin-left: auto; align-items: center; }
.nav-links a {
  padding: 7px 12px; border-radius: 10px; color: var(--ink); font-size: 14.5px; font-weight: 500;
}
.nav-links a.active { color: var(--blue); background: var(--blue-l); }
.nav-cta {
  background: linear-gradient(135deg, var(--blue), var(--navy-3));
  color: #fff !important; border-radius: 999px; padding: 8px 16px !important; font-weight: 600;
}
@media (max-width: 640px) {
  .nav { height: 54px; }
  .nav-links a:not(.nav-cta) { display: none; }
  .nav-cta { padding: 7px 13px !important; font-size: 13.5px; }
}
.m-tabs {
  position: sticky; top: 54px; z-index: 40; display: none;
  gap: 8px; overflow-x: auto; padding: 9px 16px; background: rgba(255,255,255,.94);
  backdrop-filter: blur(10px); border-bottom: 1px solid var(--line);
  scrollbar-width: none;
}
.m-tabs::-webkit-scrollbar { display: none; }
@media (max-width: 640px) { .m-tabs { display: flex; } }
.m-tabs a {
  flex: 0 0 auto; padding: 6px 13px; border-radius: 999px; font-size: 13.5px;
  background: var(--blue-l); color: var(--navy-2); font-weight: 500;
}
.m-tabs a.on { background: var(--navy-2); color: #fff; }
.d-tabs { display: flex; gap: 6px; padding: 10px 0 0; border-bottom: 1px solid var(--line); overflow-x: auto; }
.d-tabs a { flex: 0 0 auto; padding: 9px 16px 11px; color: var(--mut); font-size: 15px; font-weight: 500; border-bottom: 2.5px solid transparent; }
.d-tabs a.on { color: var(--blue); border-color: var(--blue); }
@media (min-width: 641px) { .m-tabs { display: none; } }

/* ---------- HERO ---------- */
.hero {
  position: relative; color: #fff; overflow: hidden;
  background: var(--navy) url("../img/hero.jpg") center/cover no-repeat;
}
.hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, rgba(7,19,45,.86) 22%, rgba(7,19,45,.55) 55%, rgba(7,19,45,.15)); }
.hero .wrap { position: relative; z-index: 2; padding: 58px 0 46px; }
.hero h1 { font-size: clamp(36px, 9vw, 64px); margin: 0 0 10px; font-weight: 800; letter-spacing: 1px; color: var(--gold-l); }
.hero h1 .gold { color: var(--gold-l); }
.hero .sub { font-size: clamp(18px, 4.2vw, 27px); color: #d7e2f5; margin: 0 0 6px; font-weight: 600; letter-spacing: 2px; }
.hero-btns { display: flex; gap: 12px; margin-top: 24px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  padding: 13px 26px; border-radius: 999px; font-weight: 600; font-size: 15.5px;
  border: 1px solid transparent; cursor: pointer; transition: .18s;
}
.btn-gold { background: linear-gradient(135deg, #eddcb0, #d8bd85); color: #453309; box-shadow: 0 6px 18px rgba(217,169,78,.22); }

/* ---------- 研究进展图文行 ---------- */
.res-card { display: flex; flex-direction: column; }
.res-card h3 { margin-bottom: 14px; }
.res-rows { flex: 1; display: flex; flex-direction: column; justify-content: space-evenly; gap: 10px; }
.res-row { display: flex; align-items: center; gap: 14px; }
.res-row img { width: 92px; height: 92px; border-radius: 14px; object-fit: cover; flex: 0 0 92px; box-shadow: var(--shadow); }
.res-row p { margin: 0; font-size: 14.5px; line-height: 1.7; }

/* ---------- 资质荣誉横向轮播 ---------- */
.cert-strip { display: flex; gap: 14px; overflow-x: auto; scroll-snap-type: x mandatory; padding: 4px 2px 12px; }
.cert-strip img { height: 230px; width: auto; border-radius: 12px; box-shadow: var(--shadow); scroll-snap-align: center; flex: 0 0 auto; }
.cert-strip::-webkit-scrollbar { height: 8px; }
.cert-strip::-webkit-scrollbar-track { background: #eef2f9; border-radius: 999px; }
.cert-strip::-webkit-scrollbar-thumb { background: #c9d6ea; border-radius: 999px; }
.cert-nav { display: flex; gap: 10px; justify-content: center; margin-top: 2px; }
.cert-btn { width: 40px; height: 40px; border-radius: 999px; border: 1px solid var(--line); background: #fff; color: var(--navy-2); font-size: 17px; cursor: pointer; box-shadow: var(--shadow); transition: .18s; }
.cert-btn:hover { background: var(--blue-l); }

/* ---------- 案例图集 ---------- */
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.case-grid img { width: 100%; aspect-ratio: 1 / 1.05; object-fit: cover; border-radius: 12px; box-shadow: var(--shadow); display: block; }
.case-grid img.wide { grid-column: span 2; aspect-ratio: auto; height: 100%; }
@media (max-width: 720px) { .case-grid { grid-template-columns: repeat(2, 1fr); } }

/* ---------- 照射须知 ---------- */
.care-list { margin: 0; padding: 0; counter-reset: care; list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 9px; }
.care-list li { counter-increment: care; position: relative; padding: 10px 13px 10px 42px; background: var(--blue-l); border-radius: 11px; font-size: 14px; line-height: 1.75; color: var(--ink); }
.care-list li::before { content: counter(care); position: absolute; left: 12px; top: 11px; width: 21px; height: 21px; border-radius: 999px; background: var(--gold); color: #fff; font-size: 12px; font-weight: 700; display: flex; align-items: center; justify-content: center; }
@media (max-width: 720px) { .care-list { grid-template-columns: 1fr; } }

/* ---------- 案例视频 ---------- */
.vid-tabs { display: flex; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; }
.vid-tab { padding: 9px 20px; border-radius: 999px; border: 1px solid var(--line); background: #fff; color: var(--navy-2); font-weight: 600; font-size: 14.5px; cursor: pointer; box-shadow: var(--shadow); transition: .18s; }
.vid-tab.on { background: var(--navy-2); color: #fff; border-color: var(--navy-2); }
.vid-strip { display: flex; gap: 14px; overflow-x: auto; scroll-snap-type: x proximity; padding: 4px 2px 12px; }
.vid-strip::-webkit-scrollbar { height: 8px; }
.vid-strip::-webkit-scrollbar-track { background: #eef2f9; border-radius: 999px; }
.vid-strip::-webkit-scrollbar-thumb { background: #c9d6ea; border-radius: 999px; }
.vid-card { flex: 0 0 auto; width: 260px; scroll-snap-align: center; }
.vid-card video { width: 100%; height: 462px; object-fit: contain; border-radius: 14px; background: var(--navy); box-shadow: var(--shadow); display: block; }
.vid-card p { margin: 8px 2px 0; font-size: 13.5px; color: var(--mut); text-align: center; }
.vid-hint { text-align: center; color: var(--mut); font-size: 13px; margin: 10px 0 0; }

/* ---------- 资料下载 ---------- */
.dl-card { display: flex; flex-direction: column; }
.dl-thumb { height: 210px; border-radius: 10px; overflow: hidden; background: var(--blue-l); margin-bottom: 12px; display: flex; align-items: center; justify-content: center; border: 1px solid var(--line); }
.dl-thumb img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.dl-thumb.dl-icon { font-size: 54px; }
.dl-card h3 { margin-bottom: 6px; }
.dl-card p { font-size: 13.5px; color: var(--mut); flex: 1; margin: 0; }
.dl-btn { align-self: flex-start; margin-top: 12px; padding: 9px 18px; font-size: 14px; }
.btn-ghost { border-color: rgba(255,255,255,.45); color: #fff; }
.btn-navy { background: var(--navy-2); color: #fff; }
.btn:active { transform: scale(.97); }

/* ---------- 区块 ---------- */
.section { padding: 46px 0; }
.sec-head { margin-bottom: 22px; }
.sec-head .eyebrow { color: var(--gold); font-size: 12.5px; font-weight: 700; letter-spacing: 2.5px; }
.sec-head h2 { font-size: clamp(22px, 4.6vw, 30px); color: var(--navy); font-weight: 800; }
.sec-head p { color: var(--mut); margin: 4px 0 0; font-size: 14.5px; }
.grid { display: grid; gap: 14px; }
.g2 { grid-template-columns: 1fr 1fr; }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .g4 { grid-template-columns: 1fr 1fr; } .g3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .g2, .g3, .g4 { grid-template-columns: 1fr; } }

.card {
  background: var(--card); border-radius: var(--r); padding: 20px;
  box-shadow: var(--shadow); border: 1px solid var(--line);
}
.card h3 { font-size: 17px; color: var(--navy); }
.card p { margin: 0; color: var(--mut); font-size: 14px; }
.card .ico { width: 44px; height: 44px; border-radius: 12px; display: flex; align-items: center; justify-content: center; background: var(--blue-l); color: var(--blue); margin-bottom: 12px; }
.card .ico svg { width: 24px; height: 24px; }
.num { color: var(--gold); font-weight: 800; font-size: 13px; letter-spacing: 1px; margin-bottom: 8px; }

/* 首页版块入口 */
.portal { position: relative; overflow: hidden; border-radius: 20px; color: #fff; padding: 26px 24px; min-height: 168px; display: flex; flex-direction: column; justify-content: flex-end; box-shadow: 0 10px 30px rgba(10,31,68,.25); }
.portal.p1 { background: linear-gradient(135deg, #0e2a5c, #1d5ab9); }
.portal.p2 { background: linear-gradient(135deg, #143c7e, #35689f 60%, #b98a2e); }
.portal h3 { font-size: 22px; margin: 0 0 6px; }
.portal p { color: rgba(255,255,255,.82); font-size: 13.5px; margin: 0; }
.portal .go { margin-top: 14px; font-size: 14px; font-weight: 700; color: var(--gold-l); }
.portal .portal-ico { position: absolute; right: -14px; top: -18px; width: 130px; height: 130px; opacity: .16; }

/* 数据条 */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.stat { background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.14); border-radius: 14px; padding: 14px 10px; text-align: center; }
.stat b { display: block; color: var(--gold-l); font-size: 17px; }
.stat span { font-size: 11.5px; color: #aebdda; }
@media (max-width: 560px) { .stats { grid-template-columns: 1fr 1fr; } }

/* ---------- 搜索 ---------- */
.search-box { position: relative; }
.search-box input {
  width: 100%; padding: 15px 48px 15px 46px; border-radius: 999px; border: 1.5px solid var(--line);
  font-size: 16px; background: #fff; outline: none; transition: .2s;
}
.search-box input:focus { border-color: var(--blue); box-shadow: 0 0 0 4px rgba(29,90,185,.12); }
.search-box .s-ico { position: absolute; left: 16px; top: 50%; transform: translateY(-50%); width: 20px; height: 20px; color: var(--mut); }
.search-box .s-go { position: absolute; right: 6px; top: 50%; transform: translateY(-50%); border: none; background: var(--navy-2); color: #fff; border-radius: 999px; padding: 9px 18px; font-size: 14px; font-weight: 600; }
.s-drop {
  position: absolute; z-index: 30; left: 0; right: 0; top: calc(100% + 8px);
  background: #fff; border-radius: 14px; box-shadow: 0 12px 40px rgba(16,42,90,.18);
  border: 1px solid var(--line); overflow: hidden; display: none; max-height: 320px; overflow-y: auto;
}
.s-drop.on { display: block; }
.s-drop a { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 12px 18px; color: var(--ink); border-bottom: 1px solid var(--line); }
.s-drop a:last-child { border-bottom: none; }
.s-drop a:active { background: var(--blue-l); }
.s-drop .tag { flex: 0 0 auto; font-size: 11px; color: var(--blue); background: var(--blue-l); padding: 2px 8px; border-radius: 999px; }
.s-drop .none { padding: 14px 18px; color: var(--mut); font-size: 14px; }
.hot-words { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.hot-words span { font-size: 12.5px; color: var(--mut); }
.hot-words button { border: 1px solid var(--line); background: #fff; border-radius: 999px; padding: 5px 12px; font-size: 13px; color: var(--navy-2); cursor: pointer; }

/* 分类 chips + 方案列表 */
.cat-bar { display: flex; gap: 8px; overflow-x: auto; padding: 4px 0 12px; scrollbar-width: none; }
.cat-bar::-webkit-scrollbar { display: none; }
.cat-bar button { flex: 0 0 auto; border: 1.5px solid var(--line); background: #fff; border-radius: 999px; padding: 7px 15px; font-size: 13.5px; color: var(--mut); cursor: pointer; font-weight: 500; }
.cat-bar button.on { background: var(--navy-2); border-color: var(--navy-2); color: #fff; }
.plan-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
@media (max-width: 900px) { .plan-list { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .plan-list { grid-template-columns: 1fr; } }
.plan-item {
  display: flex; align-items: center; gap: 12px; background: #fff; border: 1px solid var(--line);
  border-radius: 14px; padding: 13px 15px; color: var(--ink); box-shadow: 0 2px 10px rgba(16,42,90,.05);
  transition: .15s;
}
.plan-item:active { transform: scale(.98); }
.plan-item .pl-ico { flex: 0 0 auto; width: 40px; height: 40px; border-radius: 11px; background: var(--gold-bg); color: #a8791f; display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 15px; }
.plan-item b { font-size: 15px; display: block; line-height: 1.3; }
.plan-item span { font-size: 12px; color: var(--mut); }

/* ---------- 时间轴（图文并茂） ---------- */
.timeline { position: relative; padding-left: 26px; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 6px; bottom: 6px; width: 2px; background: linear-gradient(var(--gold), var(--blue)); border-radius: 2px; }
.tl-item { position: relative; padding: 0 0 20px 12px; }
.tl-item::before { content: ""; position: absolute; left: -26px; top: 6px; width: 16px; height: 16px; border-radius: 50%; background: #fff; border: 4px solid var(--gold); }
.tl-item .yr { color: var(--blue); font-weight: 800; font-size: 15px; }
.tl-item h4 { margin: 2px 0 4px; font-size: 15.5px; color: var(--navy); }
.tl-item p { margin: 0; font-size: 13.5px; color: var(--mut); }

/* ---------- 表格 ---------- */
.tbl { width: 100%; border-collapse: collapse; background: #fff; border-radius: 14px; overflow: hidden; box-shadow: var(--shadow); font-size: 14px; }
.tbl th, .tbl td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--line); }
.tbl th { background: var(--navy-2); color: #fff; font-size: 13.5px; font-weight: 600; }
.tbl tr:last-child td { border-bottom: none; }
.tbl td:first-child { font-weight: 600; color: var(--navy); white-space: nowrap; }
.tbl .good { color: var(--ok); font-weight: 600; }
.tbl-wrap { overflow-x: auto; border-radius: 14px; box-shadow: var(--shadow); }
.tbl-wrap .tbl { box-shadow: none; }

/* ---------- 提示条 ---------- */
.note { border-radius: 14px; padding: 15px 18px; font-size: 14.5px; display: flex; gap: 10px; }
.note svg { flex: 0 0 auto; width: 21px; height: 21px; margin-top: 2px; }
.note.blue { background: var(--blue-l); color: var(--navy-2); }
.note.gold { background: var(--gold-bg); color: #7a5716; border: 1px solid #efdbae; }
.note.red { background: #fdeceb; color: #93261c; border: 1px solid #f5c6c1; }
.note.green { background: #e9f6ee; color: #1d6b41; }
.note b { font-weight: 700; }

/* ---------- 方案页 ---------- */
.plan-hero { background: linear-gradient(135deg, var(--navy), var(--navy-3)); color: #fff; padding: 30px 0 26px; }
.plan-hero .cat-tag { display: inline-block; background: rgba(240,200,120,.18); border: 1px solid rgba(240,200,120,.5); color: var(--gold-l); font-size: 12.5px; padding: 4px 12px; border-radius: 999px; margin-bottom: 10px; }
.plan-hero h1 { font-size: clamp(23px, 5.4vw, 34px); margin: 0 0 6px; }
.plan-hero p { color: #b9c8e4; margin: 0; font-size: 13.5px; }
.plan-body { padding: 22px 0 46px; }
.panel { background: #fff; border-radius: 16px; box-shadow: var(--shadow); border: 1px solid var(--line); padding: 20px; margin-bottom: 16px; }
.panel > h3 { display: flex; align-items: center; gap: 9px; font-size: 17px; color: var(--navy); margin-bottom: 12px; }
.panel > h3 .dot { width: 8px; height: 22px; border-radius: 4px; background: linear-gradient(var(--gold), var(--blue)); }
.fig { border-radius: 12px; overflow: hidden; border: 1px solid var(--line); background: #fff; }
.fig img { width: 100%; }
.fig figcaption { padding: 9px 14px; font-size: 12.5px; color: var(--mut); background: #fafbfe; border-top: 1px solid var(--line); }
.pt-list { margin: 0; padding: 0; list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 9px; }
@media (max-width: 640px) { .pt-list { grid-template-columns: 1fr; } }
.pt-list li { display: flex; gap: 9px; align-items: flex-start; background: var(--blue-l); border-radius: 11px; padding: 10px 13px; font-size: 14px; color: var(--navy-2); }
.pt-list li .pt-ico { flex: 0 0 auto; width: 19px; height: 19px; margin-top: 2px; border-radius: 50%; background: radial-gradient(circle at 35% 35%, var(--gold-l), var(--gold)); box-shadow: 0 0 0 3px rgba(217,169,78,.25); }
.kv { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
@media (max-width: 640px) { .kv { grid-template-columns: 1fr; } }
.kv .kv-i { background: #fafbfe; border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; }
.kv .kv-i small { color: var(--mut); font-size: 12px; display: block; }
.kv .kv-i b { color: var(--navy); font-size: 15px; }
ul.tips { margin: 0; padding-left: 20px; color: var(--mut); font-size: 14.5px; }
ul.tips li { margin-bottom: 7px; }
ul.tips li b { color: var(--ink); }
.plan-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 4px; }

/* ---------- 手风琴 ---------- */
details.acc { background: #fff; border: 1px solid var(--line); border-radius: 14px; margin-bottom: 10px; overflow: hidden; box-shadow: 0 2px 10px rgba(16,42,90,.05); }
details.acc summary { cursor: pointer; padding: 15px 18px; font-weight: 600; color: var(--navy); list-style: none; display: flex; justify-content: space-between; align-items: center; font-size: 15px; }
details.acc summary::after { content: "+"; color: var(--gold); font-size: 22px; font-weight: 700; transition: .2s; }
details.acc[open] summary::after { transform: rotate(45deg); }
details.acc .acc-body { padding: 0 18px 16px; color: var(--mut); font-size: 14.5px; }

/* ---------- 案例卡 ---------- */
.case { display: flex; gap: 15px; background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 17px; box-shadow: var(--shadow); }
.case + .case { margin-top: 12px; }
.case .case-img { flex: 0 0 86px; width: 86px; height: 86px; border-radius: 50%; overflow: hidden; border: 3px solid var(--gold-bg); }
.case .case-img img { width: 100%; height: 100%; object-fit: cover; }
.case h4 { margin: 0 0 5px; font-size: 15.5px; color: var(--navy); }
.case p { margin: 0; font-size: 13.5px; color: var(--mut); }
.case .quote { color: var(--navy-2); }
@media (max-width: 560px) { .case { gap: 12px; } .case .case-img { flex-basis: 70px; width: 70px; height: 70px; } }

/* ---------- 动画占位 ---------- */
.anim-slot { position: relative; border-radius: 18px; overflow: hidden; background: var(--navy); box-shadow: var(--shadow); }
.anim-slot > img { width: 100%; display: block; }
.anim-slot.fallback { background: linear-gradient(165deg, #f2ece1, #e6ddca); }
.anim-slot video { width: 100%; display: block; }

/* ---------- 原理四步 ---------- */
.steps { counter-reset: st; }
.step { display: flex; gap: 14px; align-items: flex-start; background: #fff; border: 1px solid var(--line); border-radius: 15px; padding: 16px 18px; box-shadow: 0 2px 10px rgba(16,42,90,.05); }
.step + .step { margin-top: 10px; }
.step .st-n { counter-increment: st; flex: 0 0 auto; width: 34px; height: 34px; border-radius: 50%; background: linear-gradient(135deg, var(--gold-l), var(--gold)); color: #4a3608; font-weight: 800; display: flex; align-items: center; justify-content: center; font-size: 16px; }
.step .st-n::before { content: counter(st); }
.step h4 { margin: 0 0 3px; font-size: 15.5px; color: var(--navy); }
.step p { margin: 0; font-size: 13.5px; color: var(--mut); }

/* ---------- 页脚 ---------- */
footer { background: var(--navy); color: #8fa3c8; padding: 26px 0 30px; font-size: 12.5px; }
footer .wrap { display: flex; flex-direction: column; gap: 8px; }
footer b { color: #d7e2f5; font-size: 14px; }
footer a { color: #c8d6ef; }

/* 动效 */
.reveal { opacity: 0; transform: translateY(16px); transition: .5s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }