/* 太乙星河主题：保留原有布局，赋予页面深空层次。 */
:root{--cosmos:#061321;--cosmos-2:#0a1b2a;--cosmos-line:rgba(151,227,222,.17);--cosmos-muted:#9ab4bb;--cosmos-mint:#8af5d5;--cosmos-cyan:#7bd9f4}
body.cosmic-site{background:var(--cosmos);color:#eaf7f4}
body.cosmic-site ::selection{background:#94f3d3;color:#07222a}
.site-header{background:rgba(5,18,31,.78);border-color:var(--cosmos-line);box-shadow:0 8px 40px #02101b28}
.brand-mark{color:#91f2d2;filter:drop-shadow(0 0 12px #45d6ad6b)}
.brand-type strong{color:#f0faf7}.brand-type small{color:#7aa9ad}
.site-nav{color:#afcbd1}.site-nav>a:hover{color:#9df4d7}.nav-contact{color:#d4f8ec;border-color:#4d9b9a;background:rgba(35,117,118,.12)}.nav-contact:hover{background:#7de7c4;border-color:#7de7c4;color:#06242b}
.hero{background:radial-gradient(ellipse 58% 78% at 72% 45%,rgba(29,93,127,.34),transparent 70%),radial-gradient(ellipse 48% 66% at 80% 24%,rgba(22,127,129,.2),transparent 72%),linear-gradient(122deg,#061422 0%,#091e30 57%,#0a1a2d 100%);min-height:770px;padding-top:86px}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#061422 0%,rgba(6,20,34,.92) 29%,rgba(6,20,34,.08) 75%),radial-gradient(ellipse 70% 48% at 75% 48%,transparent 48%,rgba(3,11,21,.42) 100%);pointer-events:none;z-index:1}
.hero::after{content:"";position:absolute;inset:auto 0 0;height:160px;background:linear-gradient(transparent,#061421);pointer-events:none;z-index:1}
#galaxy-canvas{position:absolute;inset:0;width:100%;height:100%;display:block;pointer-events:none;z-index:0}
.cosmic-vignette{position:absolute;inset:0;z-index:1;pointer-events:none;background:radial-gradient(circle at 76% 38%,transparent 0 26%,rgba(3,12,23,.13) 54%,rgba(3,12,23,.4) 100%)}
.hero-grain{z-index:1;background-image:linear-gradient(rgba(154,225,222,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(154,225,222,.08) 1px,transparent 1px);background-size:80px 80px;opacity:.32;mask-image:linear-gradient(90deg,transparent 8%,#000 88%)}
.hero-grid,.hero-bottom{z-index:2}.hero-grid{min-height:635px;grid-template-columns:1fr 1fr}.hero-copy{padding-bottom:45px}
.eyebrow{color:#a1e8d3;text-shadow:0 0 14px #6ddcbe65}.eyebrow-line{background:#92f0d2;box-shadow:0 0 10px #8af5d5}.eyebrow-index{color:#628b9b}
.hero-kicker{color:#8cc3c0}.hero h1{color:#f0faf8;text-shadow:0 0 42px #3daba82b}.hero h1>span{background:linear-gradient(100deg,#83e8d4 0%,#b9f3d6 43%,#7bc9ed 100%);-webkit-background-clip:text;background-clip:text;color:transparent}.hero h1 .title-dot{color:#a5eecf!important;-webkit-text-fill-color:#a5eecf}
.hero-description{color:#b5cdd0;max-width:500px}.hero-note{color:#7298a0;margin-top:37px}.note-line{background:#528e91}
.button-primary{background:linear-gradient(110deg,#a5f4d7,#73d7ce);color:#072c35;box-shadow:0 12px 28px #45dfbb36,0 0 35px #78efd421}.button-primary:hover{background:linear-gradient(110deg,#c3ffe8,#92ebda);box-shadow:0 17px 35px #45dfbb4e,0 0 45px #78efd43b}
.button-text{color:#d1edea}.button-text:hover{color:#9ef5d7}.download-tools{color:#96bac0}.download-chooser-toggle{color:#9decd5}.download-chooser-toggle:hover{color:#d8fff0}
.download-options{background:rgba(9,30,44,.95);border-color:#377777;box-shadow:0 20px 50px #0008;backdrop-filter:blur(24px)}.download-options-head{border-color:#2d5b61}.download-options-head strong{color:#e6f7f2}.download-options-head span{color:#8eafb2}.download-option{background:#102d3d;border-color:#315760;color:#d4f4ef}.download-option:hover{background:#174454;border-color:#6addba}.download-option small{color:#9bc1c1}.download-option span:last-child{color:#84e9c9}.download-all-link{border-color:#2d5b61;color:#91e9cc}
.interaction-controls{display:flex;align-items:center;gap:9px;flex-wrap:wrap;margin-top:23px;color:#86aeb5;font-size:10px;letter-spacing:.03em}.interaction-signal{height:7px;width:7px;border-radius:50%;background:#8df1d0;box-shadow:0 0 0 4px #8df1d020,0 0 15px #8df1d0;animation:cosmicPulse 2.3s infinite}.interaction-divider{color:#4e7883;margin:0 5px}.interaction-controls button{border:1px solid #4c8588;background:rgba(37,111,119,.16);color:#b8f3e2;padding:6px 9px;font-size:10px;border-radius:3px;cursor:pointer;transition:.2s}.interaction-controls button:hover,.interaction-controls button[aria-pressed="true"]{background:#226469;border-color:#79d8c0;color:#effff8}.interaction-controls button:disabled{opacity:.55;cursor:wait}.interaction-controls #gaze-status{width:100%;padding-left:16px;color:#6e9ba5;font-size:9px}
@keyframes cosmicPulse{50%{box-shadow:0 0 0 7px #8df1d012,0 0 24px #8df1d0}}
.hero-visual::before{content:"";position:absolute;width:600px;height:600px;top:-28px;left:40px;background:radial-gradient(circle,rgba(59,161,181,.32),rgba(37,105,151,.12) 37%,transparent 67%);filter:blur(10px);pointer-events:none}.hero-visual::after{content:"";position:absolute;z-index:1;width:520px;height:520px;left:55px;top:-42px;border-radius:50%;background:conic-gradient(from 20deg,transparent 0 13%,rgba(110,225,225,.42) 18%,transparent 30% 48%,rgba(115,155,255,.3) 54%,transparent 66% 78%,rgba(112,240,199,.37) 86%,transparent 96%);mask-image:radial-gradient(circle,transparent 0 25%,#000 40%,transparent 68%);filter:blur(4px);mix-blend-mode:screen;opacity:.83;pointer-events:none;animation:cosmicOrbit 70s linear infinite}.visual-halo{border-color:#70c6c52e}.halo-one{box-shadow:0 0 0 70px #62d1c509,0 0 0 140px #70bce508}.halo-two{border-color:#9cebd22b}
@keyframes cosmicOrbit{to{transform:rotate(360deg)}}
.visual-label{color:#97d7d0;text-shadow:0 0 20px #80ffe488}.concept-window{background:rgba(7,24,39,.66);border:1px solid rgba(138,234,219,.33);box-shadow:0 35px 85px #020d1ad9,0 0 45px #59c5bf23;backdrop-filter:blur(24px);transform:rotate(-3deg) translate(24px,45px) scale(.88)}
.window-bar{background:rgba(18,49,63,.74);border-color:#3c6972;color:#9bc7c8}.window-dots i{background:#72949c}.window-dots i:first-child{background:#88eacc}.window-badge{border-color:#458081;color:#9ee7d1}
.mock-sidebar{background:#071d2c}.mock-avatar{background:#7bdcbe;box-shadow:0 0 18px #78efc05c}.mock-main{background:rgba(11,34,50,.67)}.mock-top small{color:#88aab4}.mock-top strong{color:#edfaf6}.mock-status{color:#a5efd6;background:#174d4d}.mock-status i{background:#9df2c9}
.prompt-card{background:rgba(24,93,95,.36);border-color:#428a89}.prompt-icon{background:#286e6d;color:#c7ffe8}.prompt-label{color:#9de7ce}.prompt-card p{color:#e0f6ef}.prompt-arrow{color:#a9f1d4}.task-head{color:#d7eeea}.task-head span:last-child{color:#88b8b8}.task-list{background:rgba(10,36,50,.66);border-color:#345f67}.task-row{border-color:#294e58}.task-check{background:#225f58;color:#a3f4d0}.task-row strong{color:#d9f1ee}.task-row small{color:#83a5ac}.task-time{color:#9bd1bc}.task-row.current .task-check{background:#6e5427;color:#ffe2a0}.task-row.current .task-time{color:#f5cb79}
.result-card{background:rgba(20,54,69,.82);border-color:#3b6f76}.result-card strong{color:#e4f6f3}.result-card small{color:#8cb0b4}.result-card>span{color:#a7e9d2}.floating-card{background:#0e5157;border-color:#76d5bd;box-shadow:0 17px 40px #0009,0 0 28px #57dbc840}.floating-symbol{color:#bbffe4}.floating-card small{color:#a9dacd}.visual-label-bottom{color:#81aaaf}
.hero-bottom{border-color:#456c73;color:#82aab0}.hero-bottom b{color:#a0efd4}
.intro{background:radial-gradient(circle at 90% 20%,#11415163,transparent 42%),#071927}.section-number{color:#8fe3ca}.meta-rule{background:#3b6e77}.overline{color:#67bdb8}.intro h2,.section-heading h2,.scenario-intro h2,.trust h2,.contact h2{color:#effbf7}.intro h2 em,.trust h2 em,.contact h2 em{color:#a5f0d5}.section-lead{color:#a0b9bf}.intro-signature{color:#d7efe9}.signature-mark{border-color:#67d0b6;color:#91eacd}.intro-signature small{color:#729aa1}
.workflow{background:radial-gradient(circle at 12% 75%,#133e4a66,transparent 43%),#091e2d}.section-heading>p{color:#93afb5}.workflow-track{border-color:#3b6971}.step{border-color:#2c5661}.step-num{color:#7cd9c3}.step-icon{background:#174a51;color:#9eefd8;border:1px solid #4e9a91;box-shadow:0 0 26px #4caea524}.step h3{color:#e6f8f4}.step p{color:#94aeb5}
.capabilities{background:radial-gradient(circle at 75% 55%,#1646564d,transparent 45%),#071927}.cap-card{border-color:#2b5660;background:#102b39}.cap-card-large{background:radial-gradient(circle at 50% 32%,#2c776c60,transparent 49%),linear-gradient(145deg,#123d46,#0b2635)}.cap-card-mobile{background:radial-gradient(circle at 75% 24%,#3c8aa13b,transparent 55%),#102b39}.cap-card-governance{background:radial-gradient(circle at 78% 20%,#327c7357,transparent 56%),#102b39}.cap-card-top{color:#9edbca}.cap-card h3{color:#ecf9f4}.cap-card p{color:#9cb8bc}.art-document{background:#dff4e9;box-shadow:0 27px 58px #0007}.art-back{background:#c1e1de}.art-document i{background:#b7d6d1}.art-document i.art-headline{background:#49b8a2}.art-clip{background:#54d8b3}.art-chip{background:#123b45;color:#b6f5df;border-color:#64bfb4;box-shadow:0 7px 20px #0007}.phone-art{box-shadow:15px 20px 45px #0007}.gov-ring{border-color:#6bc2b04b}.gov-center{background:#0c7778;color:#c1ffe7;box-shadow:0 0 37px #4dd9b34b}.gov-node{background:#174a52;color:#c2f3df;box-shadow:0 7px 25px #0007}
.scenarios{background:radial-gradient(circle at 8% 70%,#10414d66,transparent 40%),#091d2c}.scenario-intro p{color:#9bb7bc}.scenario-deco{color:#28657752}.scenario-list{border-color:#34616a}.scenario-list article{border-color:#34616a}.scenario-count,.scenario-arrow{color:#85e3c7}.scenario-list h3{color:#eaf7f4}.scenario-list p{color:#8eacb2}
.trust{background:linear-gradient(125deg,#062e37,#081c2d 65%,#0b2635)}.trust-pattern{border-color:#69d5cb29;box-shadow:0 0 0 100px #2a777323,0 0 0 205px #1d565423}.trust-grid>div:first-child>p{color:#b4d1d0}.trust-footnote{color:#83aaa9}.trust-points{border-color:#47777b}.trust-points article{border-color:#47777b}.trust-points article>span{color:#9df3d2}.trust-points p{color:#a9c8c9}
.contact{background:#071927}.contact-panel{background:radial-gradient(circle at 86% 28%,#317b8054,transparent 35%),linear-gradient(115deg,#0d3840,#0d2837);border:1px solid #397c7c;box-shadow:0 30px 65px #0003}.contact-panel:after{border-color:#73cbb052;box-shadow:0 0 0 65px #85e8bd0b,0 0 0 135px #77dfbb0b}.contact-star{color:#7be5c8;text-shadow:0 0 22px #89f5d5}.contact h2 em{color:#adf4db}.contact p{color:#b0cfcf}.contact-method{background:linear-gradient(110deg,#80e9cc,#6bcfd4);color:#072c35}.contact-method small{color:#216965}.contact-actions>span{color:#8db4b6}
.site-footer{background:#06131f}.footer-mark{border-color:#8ae9cb;color:#a5f3d8}.footer-brand small{color:#6e9caa}.footer-links{color:#afcbca}.footer-bottom{border-color:#30545d;color:#789eaa}.footer-bottom a{color:#a2d7d1}
@media(max-width:1100px){.hero-grid{grid-template-columns:.94fr 1.06fr}.concept-window{transform:rotate(-3deg) translate(30px,62px) scale(.78)}.hero-visual::before{left:-30px}.hero-visual::after{left:-28px}}
@media(max-width:820px){.site-nav{background:rgba(6,24,38,.97);border-color:#2d6670;box-shadow:0 16px 40px #0007}.menu-toggle{border-color:#4c8588}.menu-toggle span{background:#a9efda}.hero{min-height:0;padding-top:38px}.hero::before{background:linear-gradient(180deg,#06142291 0%,transparent 50%,#06142261 100%)}.hero-grid{grid-template-columns:1fr;min-height:0}.hero-copy{padding-bottom:0}.hero-visual{margin-top:10px}.hero-grain{opacity:.2}}
@media(max-width:600px){.hero{padding-top:20px}.hero h1{font-size:clamp(48px,14vw,71px)}.hero-description{color:#b4cbd0}.hero-visual{height:370px}.hero-visual::after{width:340px;height:340px;left:0;top:0}.concept-window{transform:scale(.54) rotate(-3deg)}.interaction-controls{gap:7px;margin-top:19px}.interaction-controls #gaze-status{font-size:8px}.download-options-head{display:block}.download-options-head span{display:block;margin-top:5px}.download-option{gap:6px;padding:9px}.download-option span:first-child{font-size:10px}.download-option small{font-size:9px}.hero-bottom{color:#87aeb4}.step{border-color:#2c5661}.contact-panel{border-left:0;border-right:0}}
@media(prefers-reduced-motion:reduce){.interaction-signal,.hero-visual::after{animation:none}}