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p{margin:0;color:#6d7c92;font-size:14px}.filters{display:flex;gap:8px;flex-wrap:wrap}.filter{border:1px solid #ccd8eb;background:transparent;color:#536b8c;border-radius:999px;padding:8px 14px;cursor:pointer}.filter.active,.filter:hover{background:#2367df;border-color:#2367df;color:white}.activity-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.activity-card{background:white;border-radius:20px;overflow:hidden;box-shadow:0 14px 36px rgba(35,68,125,.08);cursor:pointer;transition:.25s;border:1px solid #e3ebf7}.activity-card:hover{transform:translateY(-5px);box-shadow:0 20px 44px rgba(35,68,125,.13)}.activity-cover{height:210px;position:relative;overflow:hidden;background:linear-gradient(135deg,#2866da,#6547e6)}.activity-cover 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.role{font-size:13px;color:#7789a0}.chips{display:flex;gap:7px;flex-wrap:wrap;margin:16px 0}.chip{font-size:12px;padding:5px 8px;background:#eff5ff;color:#3767b4;border-radius:8px}.project-name{font-size:14px;padding-top:14px;border-top:1px solid #edf1f6;color:#334f72}.achievement-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.achievement-card{border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.055);border-radius:20px;padding:26px;min-height:230px;position:relative;overflow:hidden}.achievement-card::after{content:"";position:absolute;width:120px;height:120px;border-radius:50%;background:rgba(80,129,255,.12);right:-30px;bottom:-30px}.achievement-card .num{font-size:12px;color:#7fa9ff;font-weight:800;letter-spacing:.18em}.achievement-card h3{font-size:22px;margin:14px 0 10px}.achievement-card p{color:#a8b7ca;font-size:14px}.achievement-card a{font-size:13px;color:#83adff;font-weight:700}.assistant-layout{display:grid;grid-template-columns:.9fr 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span{font-size:12px;color:#8a98aa}.chat-body{height:350px;overflow:auto;padding:20px;background:#f8faff}.message{max-width:82%;padding:11px 14px;border-radius:15px;margin-bottom:12px;font-size:14px;white-space:pre-line}.message.bot{background:white;border:1px solid #e4eaf3;border-bottom-left-radius:5px}.message.user{background:#2867da;color:white;margin-left:auto;border-bottom-right-radius:5px}.chat-form{display:flex;gap:10px;padding:14px;border-top:1px solid #e8edf4}.chat-form input{flex:1;border:1px solid #dbe4f1;border-radius:12px;padding:11px 13px;outline:none}.chat-form input:focus{border-color:#4e81dd}.chat-form button{border:0;background:#2867da;color:white;border-radius:12px;padding:0 18px;font-weight:700;cursor:pointer}footer{background:#081426;color:#a8b6c9;padding:32px 0}.footer-wrap{display:flex;align-items:center;justify-content:space-between}.footer-brand .brand-text strong{color:white}.footer-wrap p{font-size:12px}.modal{position:fixed;inset:0;z-index:80;display:none}.modal.show{display:block}.modal-backdrop{position:absolute;inset:0;background:rgba(4,12,28,.68);backdrop-filter:blur(4px)}.modal-card{position:relative;z-index:2;width:min(860px,92vw);max-height:88vh;overflow:auto;margin:6vh auto;background:white;border-radius:24px;box-shadow:0 30px 100px rgba(0,0,0,.25)}.modal-close{position:absolute;right:15px;top:15px;width:38px;height:38px;border-radius:50%;border:0;background:rgba(255,255,255,.92);font-size:25px;cursor:pointer;z-index:3}.modal-image{width:100%;height:390px;object-fit:cover;background:#edf2f8}.modal-content{padding:28px 32px 34px}.modal-meta{font-size:12px;color:#2d67d5;font-weight:800;letter-spacing:.08em}.modal-content h2{margin:8px 0 12px;font-size:30px}.modal-content p{color:#60728c}.modal-info{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:22px}.info-box{background:#f4f7fb;border-radius:14px;padding:14px}.info-box b{display:block;font-size:12px;color:#8190a4}.info-box span{font-size:14px;color:#304d72}
@media(max-width:960px){.nav{display:none;position:absolute;top:76px;left:0;right:0;background:white;padding:14px 4vw;flex-direction:column;align-items:flex-start;gap:0;border-bottom:1px solid #e7edf6}.nav.open{display:flex}.nav a{padding:10px 0}.nav a::after{bottom:5px}.menu-btn{display:block}.hero{min-height:auto;padding:80px 0}.hero-grid,.assistant-layout{grid-template-columns:1fr}.hero h1{font-size:44px}.hero-panel{height:380px}.about-grid{grid-template-columns:repeat(2,1fr)}.activity-grid,.member-grid,.achievement-grid{grid-template-columns:repeat(2,1fr)}.section-heading.left{align-items:flex-start;gap:18px;flex-direction:column}}
@media(max-width:640px){.hero h1{font-size:36px}.hero-copy>p{font-size:16px}.stats{gap:20px}.hero-panel{height:320px}.logo-orbit{transform:translate(-50%,-50%) scale(.82)}.about-grid,.activity-grid,.member-grid,.achievement-grid{grid-template-columns:1fr}.section{padding:72px 0}.section-heading h2,.assistant-intro h2{font-size:31px}.modal-image{height:230px}.modal-content{padding:24px 20px}.modal-info{grid-template-columns:1fr}.footer-wrap{flex-direction:column;gap:20px;text-align:center}.brand-text strong{font-size:13px}}

.achievement-more{margin-top:10px;border:0;background:transparent;color:#83adff;font-size:13px;font-weight:700;padding:0;cursor:pointer}
.achievement-more:hover{text-decoration:underline}

.member-detail{margin:12px 0 0;color:#6d7c92;font-size:13px;line-height:1.75}
.project-name strong{color:#28496f}

.nav-search-wrap{position:relative;margin-left:4px}
.nav-search{display:flex;align-items:center;gap:7px;width:250px;height:38px;padding:0 12px;border:1px solid #dbe4f1;border-radius:12px;background:#f7faff;transition:.2s}
.nav-search:focus-within{background:#fff;border-color:#4f81dd;box-shadow:0 0 0 3px rgba(55,108,215,.08)}
.search-icon{color:#6f84a0;font-size:18px;line-height:1}
.nav-search input{width:100%;border:0;outline:none;background:transparent;color:#243d5d;font-size:13px}
.nav-search input::placeholder{color:#93a2b6}
.search-dropdown{position:absolute;right:0;top:46px;width:380px;max-height:420px;overflow:auto;background:#fff;border:1px solid #dfe7f2;border-radius:16px;box-shadow:0 18px 48px rgba(31,61,112,.18);padding:8px;display:none;z-index:90}
.search-dropdown.show{display:block}
.search-empty{padding:18px;color:#7d8da3;font-size:13px;text-align:center}
.search-result{display:block;width:100%;text-align:left;border:0;background:transparent;padding:11px 12px;border-radius:11px;cursor:pointer}
.search-result:hover{background:#f1f6ff}
.search-result .sr-top{display:flex;align-items:center;justify-content:space-between;gap:10px}
.search-result .sr-title{font-size:14px;font-weight:800;color:#213b5c}
.search-result .sr-type{font-size:11px;color:#2e69d8;background:#edf4ff;padding:3px 7px;border-radius:999px;white-space:nowrap}
.search-result .sr-desc{margin-top:4px;font-size:12px;color:#7b8b9f;line-height:1.55}
.search-hint{padding:9px 12px 6px;font-size:11px;color:#98a5b6}

@media(max-width:1100px){
  .nav{gap:16px}
  .nav-search{width:200px}
  .search-dropdown{width:330px}
}
@media(max-width:960px){
  .nav-search-wrap{width:100%;margin:8px 0}
  .nav-search{width:100%}
  .search-dropdown{position:static;width:100%;margin-top:8px;box-shadow:none}
}

.ai-nav-link{font-weight:800;color:#245fd1!important;white-space:nowrap}
.ai-nav-link::before{content:"AI";display:inline-grid;place-items:center;width:22px;height:22px;margin-right:6px;border-radius:7px;background:linear-gradient(135deg,#2469df,#5d45e5);color:#fff;font-size:10px;vertical-align:middle}
.floating-ai-assistant{position:fixed;right:24px;top:52%;transform:translateY(-50%);z-index:45;width:92px;padding:10px 8px 9px;border:1px solid rgba(66,122,210,.18);border-radius:24px;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);box-shadow:0 16px 42px rgba(28,66,130,.18);display:flex;flex-direction:column;align-items:center;gap:5px;transition:.25s}
.floating-ai-assistant:hover{transform:translateY(-50%) scale(1.05);box-shadow:0 20px 52px rgba(28,66,130,.24)}
.floating-ai-assistant img{width:68px;height:68px;object-fit:cover;border-radius:18px}
.floating-ai-assistant span{font-size:11px;font-weight:800;color:#2a5ea9}
@media(max-width:900px){.floating-ai-assistant{right:12px;width:72px}.floating-ai-assistant img{width:52px;height:52px}.floating-ai-assistant span{font-size:10px}.ai-nav-link{width:100%}}