:root{--bg:#eff4f8;--surface:#ffffff;--surface-muted:#f8fafc;--border:#dbe6ee;--text:#12202b;--muted:#667788;--primary:#003b5d;--primary-soft:#e7f2f8;--accent:#fff4d6;--success:#157347;--danger:#b42318;--shadow:0 22px 50px rgba(5,43,68,0.08)}*{box-sizing:border-box}body,html{margin:0;padding:0;font-family:Arial,sans-serif;background:linear-gradient(180deg,#f6f9fc 0,var(--bg) 100%);color:var(--text)}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}.signin-page,body{min-height:100vh}.signin-page{padding:32px;background:radial-gradient(circle at top left,rgba(0,59,93,.16),transparent 28%),radial-gradient(circle at bottom right,rgba(255,244,214,.85),transparent 26%),linear-gradient(180deg,#f7fafc,#eef4f8)}.signin-hero{width:min(1180px,100%);margin:0 auto;min-height:calc(100vh - 64px);display:grid;grid-template-columns:minmax(0,1.1fr) minmax(320px,420px);grid-gap:28px;gap:28px;align-items:center}.signin-copy h1{margin:18px 0 16px;font-size:clamp(3rem,6vw,5.3rem);line-height:.95;max-width:12ch}.article-card p,.detail-row span,.detail-row strong,.empty-copy,.list-card p,.muted-copy,.page-description,.panel-card p,.placeholder-panel p,.signin-copy p{line-height:1.65}.card-label,.hero-pill,.mini-label,.page-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.82);border:1px solid rgba(0,59,93,.12);font-size:.78rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--primary)}.hero-checks{display:grid;grid-gap:12px;gap:12px;margin-top:24px;color:var(--muted)}.hero-checks div{display:flex;gap:10px;align-items:center}.article-card,.panel-card,.placeholder-panel,.signin-card,.stat-card{background:rgba(255,255,255,.94);border:1px solid var(--border);border-radius:28px;box-shadow:var(--shadow)}.signin-card{padding:28px}.signin-card h2{margin:16px 0 10px;font-size:2rem}.auth-form{display:grid;grid-gap:14px;gap:14px;margin-top:20px}.auth-form label{display:grid;grid-gap:8px;gap:8px}.auth-form label span{font-weight:700;color:var(--text)}.auth-form input{width:100%;min-height:48px;padding:12px 14px;border:1px solid var(--border);border-radius:14px;background:#fff;color:var(--text)}.auth-footnote,.auth-row{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.auth-footnote a,.auth-row a{color:var(--primary);font-weight:700}.auth-footnote{margin:18px 0 0;color:var(--muted)}.auth-submit{width:100%}.auth-submit:disabled,.sidebar-icon-button:disabled{opacity:.7;cursor:wait}.primary-button,.secondary-button{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:44px;padding:0 18px;border-radius:14px;border:1px solid transparent;font-weight:700}.primary-button{background:var(--primary);color:#fff}.secondary-button{background:var(--surface);color:var(--primary);border-color:var(--border)}.inline-button{width:-moz-fit-content;width:fit-content}.ghost-link{display:inline-flex;margin-top:18px;color:var(--primary);font-weight:700}.app-shell{grid-template-columns:300px minmax(0,1fr);min-height:100vh;grid-gap:18px;gap:18px}.app-shell,.sidebar{display:grid;padding:18px}.sidebar{position:-webkit-sticky;position:sticky;top:18px;align-self:start;grid-gap:14px;gap:14px;max-height:calc(100vh - 36px);overflow:auto;background:rgba(255,255,255,.9);border:1px solid var(--border);border-radius:26px;box-shadow:var(--shadow)}.brand-card{display:flex;align-items:center;gap:14px;padding:12px 10px 16px;border-bottom:1px solid var(--border)}.brand-mark,.profile-avatar{display:grid;place-items:center;width:42px;height:42px;border-radius:14px;background:var(--primary);color:#fff;font-weight:700}.brand-title{margin:0;font-weight:700;color:var(--text)}.article-footer,.article-meta,.brand-subtitle,.detail-row span,.empty-copy,.list-card p,.muted-copy,.notice,.page-description,.profile-role,.sidebar-empty{color:var(--muted)}.sidebar-section{display:grid;grid-gap:10px;gap:10px}.sidebar-label{margin:0;padding:0 8px;font-size:.76rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}.sidebar-list{display:grid;grid-gap:6px;gap:6px}.sidebar-link{display:flex;align-items:center;gap:10px;min-height:42px;padding:0 12px;border-radius:14px;color:#304352}.sidebar-link.is-active,.sidebar-link:hover{background:var(--primary-soft);color:var(--primary)}.sidebar-link.is-sub{min-height:38px;margin-left:6px}.profile-summary,.sidebar-summary{display:flex;align-items:center;gap:10px;list-style:none;cursor:pointer}.profile-summary::-webkit-details-marker,.sidebar-summary::-webkit-details-marker{display:none}.sidebar-summary{justify-content:space-between;padding:0 8px;font-weight:700;color:var(--text)}.sidebar-summary-actions{display:flex;align-items:center;gap:8px}.sidebar-icon-button{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;border:1px solid var(--border);border-radius:9px;background:#fff;color:var(--primary)}.profile-card{margin-top:auto;padding-top:12px;border-top:1px solid var(--border)}.profile-summary{padding:8px 0 14px}.profile-text{display:grid;flex:1 1}.profile-name{font-weight:700}.chat-menu-card{position:relative;display:grid;grid-template-columns:minmax(0,1fr) auto;grid-gap:8px;gap:8px;align-items:start;padding:6px 0}.chat-menu-link{display:flex;align-items:flex-start;gap:10px;width:100%;min-height:42px;padding:10px 12px;border:1px solid var(--border);border-radius:14px;background:var(--surface-muted);color:#304352;text-align:left}.chat-menu-copy{display:grid;min-width:0}.chat-menu-copy strong{color:var(--text);font-size:.92rem}.chat-menu-copy small{color:var(--muted);line-height:1.4}.chat-context-menu{position:relative}.chat-context-menu[open] .chat-context-trigger,.chat-context-trigger:hover{background:var(--primary-soft);color:var(--primary)}.chat-context-trigger{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;list-style:none;border:1px solid var(--border);border-radius:12px;background:#fff;color:var(--muted);cursor:pointer}.chat-context-trigger::-webkit-details-marker{display:none}.chat-context-dropdown{position:absolute;right:0;top:calc(100% + 8px);z-index:10;display:grid;grid-gap:4px;gap:4px;min-width:190px;padding:8px;border:1px solid var(--border);border-radius:16px;background:rgba(255,255,255,.98);box-shadow:var(--shadow)}.chat-context-item{display:flex;align-items:center;gap:10px;min-height:36px;padding:0 10px;border:0;border-radius:10px;background:transparent;color:#304352;text-align:left}.chat-context-item:hover{background:var(--primary-soft);color:var(--primary)}.content-shell{min-width:0}.page-shell{display:grid;grid-gap:20px;gap:20px;padding:18px 0}.page-header{padding:12px 10px 4px}.page-header h1{margin:12px 0 8px;font-size:clamp(2rem,3vw,2.85rem);line-height:1.02}.article-grid,.panel-grid,.stats-grid{display:grid;grid-gap:16px;gap:16px}.stats-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.panel-grid.two-up{grid-template-columns:repeat(2,minmax(0,1fr))}.stat-card{padding:20px}.stat-card span{display:block;color:var(--muted);font-size:.92rem}.stat-card strong{display:block;margin-top:10px;font-size:2rem;color:var(--text)}.panel-card,.placeholder-panel{padding:24px}.article-footer,.article-meta,.detail-row,.list-card,.panel-actions,.panel-head{display:flex;align-items:center;justify-content:space-between;gap:14px}.article-card h2,.panel-card h2,.placeholder-panel h2{margin:0 0 12px;color:var(--text)}.detail-grid,.form-grid,.stack-list{display:grid;grid-gap:12px;gap:12px}.list-card{padding:16px 18px;background:var(--surface-muted);border:1px solid var(--border);border-radius:18px}.detail-row strong,.list-card strong{color:var(--text)}.detail-grid{gap:10px}.detail-row{padding:12px 0;border-bottom:1px solid var(--border)}.detail-row:last-child{border-bottom:0}.form-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.form-grid label{display:grid;grid-gap:8px;gap:8px}.form-grid label span{font-weight:700;color:var(--text)}.form-grid button,.form-grid label.full-width{grid-column:1/-1}.form-grid input,.form-grid select,.form-grid textarea{width:100%;min-height:46px;padding:12px 14px;border:1px solid var(--border);border-radius:16px;background:#fff;color:var(--text)}.form-grid textarea{min-height:150px;resize:vertical}.form-grid small{color:var(--muted)}.notice{padding:14px 16px;border-radius:16px;border:1px solid var(--border);background:#fff}.notice.success{color:var(--success);border-color:rgba(21,115,71,.18);background:rgba(21,115,71,.06)}.notice.error{color:var(--danger);border-color:rgba(180,35,24,.18);background:rgba(180,35,24,.06)}.table-wrap{overflow-x:auto}.data-table{width:100%;border-collapse:collapse}.data-table td,.data-table th{padding:14px 10px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}.data-table th{color:var(--muted);font-size:.84rem;text-transform:uppercase;letter-spacing:.06em}.article-badge,.status-pill{display:inline-flex;align-items:center;min-height:30px;padding:0 10px;border-radius:999px;font-size:.8rem;font-weight:700;background:var(--primary-soft);color:var(--primary)}.status-capture,.status-settlement{background:rgba(21,115,71,.12);color:var(--success)}.status-authorize,.status-pending{background:rgba(255,196,0,.18);color:#8a5b00}.status-cancel,.status-deny,.status-expire,.status-failure{background:rgba(180,35,24,.12);color:var(--danger)}.article-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.article-card{display:grid;grid-gap:16px;gap:16px;padding:22px}.article-footer,.article-meta{font-size:.9rem}@media (max-width:1080px){.app-shell{grid-template-columns:1fr}.sidebar{position:static;max-height:none}.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.article-grid,.panel-grid.two-up,.signin-hero{grid-template-columns:1fr}}@media (max-width:720px){.app-shell,.signin-page{padding:14px}.page-shell{gap:16px}.form-grid,.stats-grid{grid-template-columns:1fr}.signin-copy h1{max-width:none}}