:root{color:#101a22;background:#f7f9f8;font-family:Inter,PingFang SC,Microsoft YaHei,Noto Sans SC,system-ui,-apple-system,BlinkMacSystemFont,sans-serif;font-synthesis:none;line-height:1.5;text-rendering:optimizeLegibility;--ink: #101a22;--muted: #5f6c73;--soft: #eef3f1;--line: #dbe4e1;--line-strong: #c3d0cc;--teal: #007f7a;--teal-dark: #00635f;--teal-soft: #e3f2ef;--navy: #0c1d28;--navy-2: #122a38;--amber: #b87714;--danger-soft: #fbf0dc;--shadow: 0 18px 60px rgba(15, 35, 44, .1)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;min-height:100vh;background:linear-gradient(180deg,#fff,#f8faf9 48%,#f3f7f5);-webkit-font-smoothing:antialiased}button,input,select,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}main{overflow:hidden}.site-header{position:sticky;top:0;z-index:20;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:28px;min-height:70px;padding:0 46px;background:#fffffff0;border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.brand{display:inline-flex;align-items:baseline;gap:8px;white-space:nowrap;letter-spacing:0}.brand-mark,.brand-card{font-size:28px;font-weight:850;line-height:1}.brand-card{color:var(--teal)}.brand-cn{margin-left:5px;color:#13242d;font-size:22px;font-weight:780}.site-nav{display:flex;justify-content:center;gap:clamp(18px,3vw,48px);color:#182832;font-size:14px}.site-nav a{padding:25px 0;border-bottom:2px solid transparent;transition:color .16s ease,border-color .16s ease}.site-nav a:hover{color:var(--teal);border-bottom-color:var(--teal)}.header-actions{display:flex;align-items:center;gap:14px}.ghost-btn,.solid-btn{display:inline-flex;align-items:center;justify-content:center;min-height:40px;border-radius:5px;border:1px solid var(--line-strong);padding:0 22px;color:#152731;background:#fff;font-size:14px;font-weight:650;transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease,background .16s ease}.ghost-btn:hover,.solid-btn:hover{transform:translateY(-1px)}.solid-btn{border-color:var(--teal);color:#fff;background:linear-gradient(180deg,#078985,#006c68);box-shadow:0 10px 24px #00746f30}.ghost-btn.large,.solid-btn.large{min-width:184px;min-height:48px;font-size:15px}.menu-btn{display:none;place-items:center;width:40px;height:40px;border:1px solid var(--line);border-radius:5px;color:var(--ink);background:#fff}.hero-section{display:grid;grid-template-columns:minmax(360px,.86fr) minmax(610px,1.14fr);gap:54px;align-items:center;width:min(1440px,calc(100% - 64px));margin:0 auto;padding:36px 0 12px}.hero-copy{padding-left:16px}.eyebrow,.section-label{display:inline-flex;align-items:center;min-height:32px;padding:0 16px;border-radius:999px;color:#182a32;background:#e8eeee;font-size:14px;font-weight:800}.hero-copy h1{max-width:710px;margin:26px 0 22px;color:#101b24;font-size:clamp(42px,3.55vw,52px);line-height:1.08;letter-spacing:0}.hero-copy p{max-width:620px;margin:0;color:#32434b;font-size:clamp(17px,1.4vw,22px);line-height:1.75}.hero-actions{display:flex;flex-wrap:wrap;gap:18px;margin-top:34px}.proof-row{display:grid;grid-template-columns:repeat(4,minmax(116px,1fr));gap:18px;max-width:680px;margin-top:44px}.proof-item{display:grid;grid-template-columns:34px 1fr;gap:10px;align-items:start;padding-right:15px;border-right:1px solid var(--line-strong)}.proof-item:last-child{border-right:0}.proof-item svg{color:#15252e}.proof-item strong,.proof-item span{display:block}.proof-item strong{margin-bottom:2px;font-size:15px}.proof-item span{color:#617078;font-size:13px;line-height:1.45}.dashboard-shell{display:grid;grid-template-columns:180px 1fr;height:470px;border:1px solid #bfd1d0;border-radius:8px;overflow:hidden;background:#fff;box-shadow:var(--shadow)}.dashboard-sidebar{color:#c8d5d6;background:linear-gradient(180deg,#0a2431f5,#081c2a),#0b1d29;padding:20px 14px}.dash-brand{display:flex;align-items:baseline;gap:4px;color:#fff;font-size:14px;font-weight:800}.dash-brand strong{color:#10b3ad}.dash-brand em{margin-left:2px;color:#d7e0e1;font-size:12px;font-style:normal}.dash-menu{display:grid;gap:4px;margin-top:28px}.dash-menu span{display:flex;align-items:center;gap:10px;min-height:36px;padding:0 10px;border-radius:5px;color:#d2dfe0;font-size:13px}.dash-menu span.active{color:#fff;background:#008d86e6}.dashboard-main{min-width:0;background:#fbfcfc}.dash-topbar{display:flex;align-items:center;justify-content:space-between;min-height:48px;padding:0 22px;border-bottom:1px solid var(--line);color:#15262f}.dash-user{display:inline-flex;align-items:center;gap:9px;color:#2f424d;font-size:13px}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;padding:14px 22px 8px}.stat-grid div{min-width:0;padding:8px 16px;border:1px solid var(--line);border-radius:6px;background:#fff}.stat-grid span,.table-card th{color:#677780;font-size:12px;font-weight:650}.stat-grid strong{display:block;margin-top:4px;color:#121f28;font-size:clamp(17px,1.45vw,23px)}.table-card{margin:0 22px;border:1px solid var(--line);border-radius:6px;background:#fff;overflow:hidden}.table-head,.table-filters{display:flex;align-items:center}.table-head{justify-content:space-between;min-height:40px;padding:0 16px}.table-head button{height:30px;border:0;border-radius:4px;padding:0 11px;color:#fff;background:var(--teal);font-size:12px;font-weight:750}.table-filters{gap:10px;padding:0 16px 8px}.table-filters span{display:inline-flex;align-items:center;min-height:26px;min-width:112px;border:1px solid var(--line);border-radius:4px;padding:0 12px;color:#6c7b83;background:#fbfdfc;font-size:12px}.table-filters span:last-child{flex:1}table{width:100%;border-collapse:collapse;font-size:11px}th,td{padding:5px 16px;border-top:1px solid #edf2f0;color:#26363e;text-align:left;white-space:nowrap}.status{display:inline-flex;align-items:center;min-height:22px;border-radius:999px;padding:0 8px;font-size:11px;font-weight:800}.status.ok{color:#007f68;background:#dff5ed}.status.lock{color:#a06b09;background:var(--danger-soft)}.recent-row{display:grid;grid-template-columns:1.1fr 1fr 1.35fr .82fr .7fr;align-items:center;gap:12px;margin:8px 22px 0;padding:8px 16px;border:1px solid var(--line);border-radius:6px;background:#fff;color:#43545d;font-size:12px}.recent-row>*{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.recent-row strong{color:#152832}.platform-strip{display:grid;grid-template-columns:auto repeat(7,minmax(90px,1fr));align-items:center;gap:22px;width:min(1440px,calc(100% - 64px));margin:0 auto;padding:26px 28px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.platform-strip strong{color:#15242d;font-size:17px}.platform-strip span{display:inline-flex;align-items:center;justify-content:center;gap:8px;color:#1d2a32;font-size:15px;font-weight:700}.platform-strip svg{color:#172a34}.split-section{display:grid;grid-template-columns:.92fr 1.08fr;gap:16px;width:min(1440px,calc(100% - 64px));margin:28px auto 0}.service-panel,.dark-panel,.feature-section,.scenario-detail,.pricing-section,.faq-section,.contact-section{border:1px solid var(--line);border-radius:8px}.service-panel{background:linear-gradient(180deg,#f9fbfa,#edf5f3);padding:34px 34px 30px}.service-panel h2,.section-heading h2,.scenario-detail h2,.pricing-section h2,.faq-section h2,.contact-section h2{margin:18px 0 0;color:#14242d;font-size:clamp(28px,3vw,42px);line-height:1.18;letter-spacing:0}.scenario-grid{display:grid;grid-template-columns:repeat(4,1fr);margin:32px 0;border-top:1px solid var(--line-strong);border-bottom:1px solid var(--line-strong)}.scenario-grid button{display:grid;align-content:start;gap:10px;min-height:190px;border:0;border-right:1px solid var(--line-strong);padding:30px 24px;color:#14242d;background:transparent;text-align:left;cursor:pointer}.scenario-grid button:last-child{border-right:0}.scenario-grid button.selected{background:#ffffffb8}.scenario-grid svg{color:var(--teal)}.scenario-grid strong{font-size:17px}.scenario-grid span{color:#5d6c73;font-size:14px;line-height:1.6}.text-link{display:inline-flex;align-items:center;gap:8px;color:var(--teal);font-weight:800}.dark-panel{display:grid;gap:26px;color:#eef8f8;background:linear-gradient(145deg,#122a38f7,#081621),var(--navy);padding:34px}.dark-panel h2{margin:0 0 18px;font-size:28px}.flow-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.flow-steps div{position:relative}.flow-steps div:not(:last-child):after{content:"";position:absolute;top:18px;right:-15px;width:24px;height:1px;background:#ffffff6b}.flow-steps span{display:grid;place-items:center;width:34px;height:34px;margin-bottom:12px;border-radius:999px;color:#102331;background:#fff;font-weight:850}.flow-steps strong,.risk-grid strong{display:block;margin-bottom:5px;color:#fff;font-size:15px}.flow-steps p,.risk-grid span{margin:0;color:#bcccd0;font-size:13px;line-height:1.65}.risk-block{padding-top:24px;border-top:1px solid rgba(255,255,255,.24)}.risk-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}.risk-grid div{padding-right:18px;border-right:1px solid rgba(255,255,255,.2)}.risk-grid div:last-child{border-right:0}.risk-grid svg{margin-bottom:12px;color:#e8f8f6}.feature-section,.pricing-section,.faq-section,.contact-section,.scenario-detail{width:min(1240px,calc(100% - 64px));margin:76px auto 0;background:#fff;padding:clamp(28px,4vw,54px)}.section-heading{max-width:820px}.section-heading p,.scenario-detail p,.contact-section p,.pricing-section p{max-width:720px;margin:18px 0 0;color:var(--muted);font-size:16px;line-height:1.75}.feature-list{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:40px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.feature-list article{display:grid;grid-template-columns:26px 1fr;gap:14px;padding:28px 22px;border-right:1px solid var(--line)}.feature-list article:last-child{border-right:0}.feature-list svg{color:var(--teal)}.feature-list h3{margin:0 0 9px;font-size:18px}.feature-list p{margin:0;color:var(--muted);font-size:14px;line-height:1.7}.scenario-detail{display:grid;grid-template-columns:1fr .74fr;align-items:center;gap:40px;background:var(--navy);color:#eaf6f5}.scenario-detail h2{color:#fff}.scenario-detail p{color:#c5d5d8}.scenario-detail ul,.pricing-grid ul{margin:0;padding:0;list-style:none}.scenario-detail li{display:flex;align-items:center;gap:10px;min-height:48px;border-bottom:1px solid rgba(255,255,255,.16);color:#eef9f8;font-weight:700}.scenario-detail li:last-child{border-bottom:0}.scenario-detail li svg{flex:0 0 auto;color:#59d1c9}.pricing-section{background:#f9fbfa}.compact{max-width:760px}.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:34px}.pricing-grid article{border:1px solid var(--line);border-radius:8px;padding:26px;background:#fff}.pricing-grid h3{margin:0;color:#13242d;font-size:23px}.pricing-grid article>p{min-height:56px;margin:12px 0 18px;color:var(--muted);font-size:14px;line-height:1.65}.pricing-grid strong{display:block;margin-bottom:18px;padding-bottom:18px;border-bottom:1px solid var(--line);color:var(--teal);font-size:18px}.pricing-grid li{position:relative;margin-top:12px;padding-left:17px;color:#33454e;font-size:14px}.pricing-grid li:before{content:"";position:absolute;top:9px;left:0;width:6px;height:6px;border-radius:999px;background:var(--teal)}.faq-list{display:grid;gap:10px;margin-top:32px}.faq-list button{display:grid;grid-template-columns:1fr auto;gap:0 20px;width:100%;border:1px solid var(--line);border-radius:8px;padding:22px 24px;color:var(--ink);background:#fff;text-align:left;cursor:pointer}.faq-list button>span{font-size:17px;font-weight:800}.faq-list button>svg{transition:transform .16s ease}.faq-list button.open>svg{transform:rotate(180deg)}.faq-list p{grid-column:1 / -1;max-height:0;margin:0;overflow:hidden;color:var(--muted);font-size:14px;line-height:1.75;transition:max-height .18s ease,margin-top .18s ease}.faq-list button.open p{max-height:180px;margin-top:14px}.contact-section{display:grid;grid-template-columns:.8fr 1fr;gap:54px;align-items:start;margin-bottom:64px}.contact-points{display:grid;gap:10px;margin-top:30px}.contact-points span{display:inline-flex;align-items:center;min-height:38px;width:fit-content;border:1px solid var(--line);border-radius:999px;padding:0 14px;color:#263b45;background:#f8faf9;font-size:14px;font-weight:700}.contact-form{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.contact-form label{display:grid;gap:8px;color:#24353e;font-size:13px;font-weight:800}.contact-form .wide{grid-column:1 / -1}.contact-form input,.contact-form select,.contact-form textarea{width:100%;border:1px solid var(--line-strong);border-radius:6px;padding:0 13px;color:var(--ink);background:#fff;outline:none;transition:border-color .16s ease,box-shadow .16s ease}.contact-form input,.contact-form select{height:46px}.contact-form textarea{min-height:104px;padding-top:13px;resize:vertical}.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{border-color:var(--teal);box-shadow:0 0 0 3px #007f7a1c}.contact-form button{display:inline-flex;align-items:center;justify-content:center;gap:8px;grid-column:1 / -1;height:48px;border:0;border-radius:6px;color:#fff;background:var(--teal);font-weight:850;cursor:pointer}.contact-form button:disabled{cursor:not-allowed;opacity:.46}.form-note{grid-column:1 / -1;height:0;margin:0;overflow:hidden;color:var(--teal-dark);font-size:13px;transition:height .16s ease,margin .16s ease}.form-note.show{height:auto;min-height:22px;margin-top:-2px;border-radius:6px;padding:7px 9px}.site-footer{display:grid;grid-template-columns:auto 1fr auto;gap:32px;align-items:center;padding:32px 46px;border-top:1px solid var(--line);background:#fff}.site-footer p{margin:0;color:var(--muted);font-size:13px;line-height:1.65}.site-footer div{display:flex;gap:18px;color:#263b45;font-size:14px;font-weight:700;white-space:nowrap}.solid-btn.wide,.ghost-btn.wide{width:100%}.auth-page,.app-page{min-height:100vh;background:linear-gradient(180deg,#fff,#f5f8f7),#f7f9f8}.auth-brand{width:min(1080px,calc(100% - 40px));margin:0 auto;padding:28px 0 0}.auth-shell{display:grid;grid-template-columns:minmax(360px,520px) 1fr;gap:22px;width:min(1080px,calc(100% - 40px));margin:28px auto 0;align-items:stretch}.auth-panel,.auth-aside,.workspace-panel,.empty-state{border:1px solid var(--line);border-radius:8px;background:#fff}.auth-panel{padding:clamp(28px,5vw,48px);box-shadow:var(--shadow)}.auth-panel h1{margin:18px 0 26px;color:#14242d;font-size:clamp(30px,4vw,44px);line-height:1.15;letter-spacing:0}.auth-form,.stack-form{display:grid;gap:14px}.auth-form label,.stack-form label{display:grid;gap:8px;color:#24353e;font-size:13px;font-weight:800}.auth-form input,.stack-form input,.stack-form select,.stack-form textarea,.responsive-table select{width:100%;min-height:44px;border:1px solid var(--line-strong);border-radius:6px;padding:0 12px;color:var(--ink);background:#fff;outline:none}.stack-form textarea{min-height:108px;padding-top:12px;resize:vertical}.auth-form input:focus,.stack-form input:focus,.stack-form select:focus,.stack-form textarea:focus,.responsive-table select:focus{border-color:var(--teal);box-shadow:0 0 0 3px #007f7a1c}.auth-form button,.stack-form button{gap:8px;margin-top:4px;border:0;cursor:pointer}.auth-form button:disabled,.stack-form button:disabled,.link-button:disabled{cursor:not-allowed;opacity:.52}.google-btn{display:flex;align-items:center;justify-content:center;gap:10px;min-height:46px;margin-top:12px;border:1px solid var(--line-strong);border-radius:6px;color:#1d2b34;background:#fff;font-weight:760}.auth-message{margin:14px 0 0;border-radius:6px;padding:10px 12px;font-size:13px;line-height:1.55}.auth-message.success,.form-note.success{color:#00684f;background:#e1f5ec}.auth-message.error,.form-note.error{color:#8a2e16;background:#fff0e8}.auth-message.info,.auth-message.loading,.form-note.info,.form-note.loading{color:#30525c;background:#edf5f3}.auth-links{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:18px;color:var(--teal-dark);font-size:14px;font-weight:760}.link-button{margin-top:12px;border:0;color:var(--teal-dark);background:transparent;font-weight:800;cursor:pointer}.auth-aside{display:grid;align-content:end;min-height:520px;padding:clamp(28px,4vw,48px);color:#eef8f8;background:linear-gradient(145deg,#122a38fa,#081621),var(--navy)}.auth-aside strong{max-width:520px;color:#fff;font-size:clamp(26px,4vw,42px);line-height:1.16}.auth-aside p{max-width:560px;margin:18px 0 0;color:#c5d4d5;font-size:16px;line-height:1.75}.auth-proof{display:grid;grid-template-columns:repeat(2,minmax(120px,1fr));gap:12px;margin-top:34px}.auth-proof span{min-height:40px;border:1px solid rgba(255,255,255,.22);border-radius:6px;padding:10px 12px;color:#e9f4f3;font-size:13px;font-weight:760}.app-page{display:grid;grid-template-columns:240px minmax(0,1fr)}.app-page.centered{display:grid;place-items:center;padding:24px}.app-sidebar{position:sticky;top:0;display:grid;grid-template-rows:auto 1fr auto;gap:28px;height:100vh;border-right:1px solid var(--line);background:#fff;padding:26px 18px}.app-sidebar nav{display:grid;align-content:start;gap:8px}.app-sidebar nav a,.logout-btn{display:flex;align-items:center;gap:10px;min-height:42px;border:1px solid transparent;border-radius:6px;padding:0 12px;color:#243943;background:transparent;font-size:14px;font-weight:760}.app-sidebar nav a.active{border-color:#b9d8d3;color:var(--teal-dark);background:var(--teal-soft)}.logout-btn{border-color:var(--line);cursor:pointer}.app-main{min-width:0;padding:0 0 48px}.app-topbar{display:flex;align-items:center;justify-content:space-between;min-height:70px;border-bottom:1px solid var(--line);background:#fffffff0;padding:0 clamp(20px,4vw,42px);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.app-topbar span,.app-heading p,.muted-text{color:var(--muted)}.app-topbar strong{display:block;color:#152731;font-size:16px}.app-heading,.app-stat-grid,.workspace-grid,.workspace-panel{width:min(1120px,calc(100% - 40px));margin-right:auto;margin-left:auto}.app-heading{margin-top:36px}.app-heading h1{margin:16px 0 0;color:#14242d;font-size:clamp(30px,4vw,44px);line-height:1.15}.app-heading p{max-width:780px;margin:12px 0 0;line-height:1.7}.app-stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-top:28px}.app-stat-grid article{border:1px solid var(--line);border-radius:8px;background:#fff;padding:18px 20px}.app-stat-grid span{color:#677780;font-size:13px;font-weight:750}.app-stat-grid strong{display:block;margin-top:8px;color:#121f28;font-size:clamp(24px,3vw,34px);line-height:1}.workspace-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(320px,.9fr);gap:18px;margin-top:18px}.workspace-panel{margin-top:18px;padding:22px}.workspace-grid .workspace-panel{width:auto;margin:0}.panel-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px}.panel-head h2{margin:0;color:#172932;font-size:20px;line-height:1.2}.panel-head span{color:#66777e;font-size:13px;font-weight:760}.mini-list{display:grid;gap:10px}.mini-list article{border:1px solid var(--line);border-radius:6px;padding:14px;background:#fbfdfc}.mini-list article strong,.mini-list article span,.mini-list article p{display:block}.mini-list article strong{color:#162831}.mini-list article span{margin-top:5px;color:var(--teal-dark);font-size:13px;font-weight:800}.mini-list article p{margin:6px 0 0;color:var(--muted);font-size:13px}.responsive-table{overflow-x:auto}.responsive-table table{min-width:780px}.responsive-table th,.responsive-table td{padding:11px 12px;font-size:13px;vertical-align:middle}.responsive-table select{min-width:104px;min-height:34px;padding-right:8px;font-size:13px}.empty-state{width:min(520px,100%);padding:34px;text-align:left}.empty-state h1{margin:28px 0 10px;color:#14242d;font-size:34px}.empty-state p{margin:0;color:var(--muted);line-height:1.7}@media(max-width:1180px){.site-header{padding:0 24px}.site-nav{gap:18px}.hero-section,.split-section,.platform-strip{width:min(100% - 40px,1040px)}.hero-section{grid-template-columns:1fr;gap:34px;padding-top:38px}.hero-copy{padding-left:0}.dashboard-shell{height:auto;min-height:420px}.split-section,.contact-section{grid-template-columns:1fr}.platform-strip{grid-template-columns:repeat(4,1fr)}.platform-strip strong{grid-column:1 / -1}.feature-list,.scenario-grid{grid-template-columns:repeat(2,1fr)}.scenario-grid button:nth-child(2){border-right:0}.scenario-grid button:nth-child(-n+2){border-bottom:1px solid var(--line-strong)}}@media(max-width:860px){.site-header{grid-template-columns:1fr auto;min-height:64px;gap:16px}.brand-mark,.brand-card{font-size:23px}.brand-cn{font-size:18px}.site-nav{position:absolute;top:64px;right:16px;left:16px;display:none;grid-column:1 / -1;padding:10px;border:1px solid var(--line);border-radius:8px;background:#fff;box-shadow:var(--shadow)}.site-nav.open{display:grid}.site-nav a{padding:13px 12px;border-bottom:1px solid var(--line)}.site-nav a:last-child{border-bottom:0}.header-actions .ghost-btn,.header-actions .solid-btn{display:none}.menu-btn{display:grid}.hero-section,.split-section,.platform-strip,.feature-section,.pricing-section,.faq-section,.contact-section,.scenario-detail{width:calc(100% - 28px)}.hero-section{padding-top:34px}.hero-copy h1{font-size:clamp(36px,10vw,48px)}.hero-copy p{font-size:16px}.hero-actions{display:grid}.ghost-btn.large,.solid-btn.large{width:100%}.proof-row{grid-template-columns:1fr 1fr}.proof-item:nth-child(2){border-right:0}.dashboard-shell{grid-template-columns:1fr;min-height:0}.dashboard-sidebar{display:none}.stat-grid{grid-template-columns:repeat(2,1fr)}.table-card{overflow-x:auto}table{min-width:700px}.recent-row{grid-template-columns:1fr}.platform-strip{grid-template-columns:repeat(2,1fr);gap:14px;padding:22px 16px}.platform-strip span{justify-content:flex-start}.scenario-grid,.feature-list,.pricing-grid,.flow-steps,.risk-grid{grid-template-columns:1fr}.scenario-grid button,.feature-list article,.risk-grid div{border-right:0;border-bottom:1px solid var(--line-strong)}.scenario-grid button:last-child,.feature-list article:last-child,.risk-grid div:last-child{border-bottom:0}.flow-steps div:not(:last-child):after{display:none}.scenario-detail,.contact-section,.contact-form{grid-template-columns:1fr}.site-footer{grid-template-columns:1fr;padding:28px 20px}.site-footer div{flex-wrap:wrap}}@media(max-width:520px){.site-header{padding:0 16px}.brand-cn{display:none}.hero-section{width:calc(100% - 24px)}.proof-row,.stat-grid,.platform-strip{grid-template-columns:1fr}.proof-item{border-right:0;border-bottom:1px solid var(--line-strong);padding-bottom:14px}.proof-item:last-child{border-bottom:0}.dash-topbar,.stat-grid,.table-head,.table-filters,.recent-row{padding-left:14px;padding-right:14px}.table-card,.recent-row{margin-left:14px;margin-right:14px}.table-filters{display:none}.service-panel,.dark-panel,.feature-section,.pricing-section,.faq-section,.contact-section,.scenario-detail{padding:24px 20px}}@media(max-width:980px){.auth-shell{grid-template-columns:1fr}.auth-aside{min-height:auto}.app-page{grid-template-columns:1fr}.app-sidebar{position:static;height:auto;grid-template-rows:auto auto auto;gap:16px;border-right:0;border-bottom:1px solid var(--line)}.app-sidebar nav{grid-template-columns:repeat(2,minmax(0,1fr))}.workspace-grid{grid-template-columns:1fr}}@media(max-width:640px){.auth-brand,.auth-shell,.app-heading,.app-stat-grid,.workspace-grid,.workspace-panel{width:calc(100% - 28px)}.auth-panel,.auth-aside,.workspace-panel,.empty-state{padding:22px}.auth-proof,.app-stat-grid,.app-sidebar nav{grid-template-columns:1fr}.app-topbar{display:grid;gap:12px;justify-items:start;padding:16px 18px}.panel-head{display:grid;justify-items:start}}