:root{--ink: #10211f;--ink-soft: #53615e;--paper: #f4f1e9;--surface: #fffdf8;--line: rgba(16, 33, 31, .12);--teal: #00a88f;--teal-deep: #006f62;--lime: #b9e769;--sand: #d9c6a3;--alert: #e45c44;--shadow: 0 18px 60px rgba(27, 51, 47, .1);--radius-lg: 28px;--radius-md: 18px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;color:var(--ink);background:var(--paper);font-family:Manrope,sans-serif;-webkit-font-smoothing:antialiased}button,input,textarea,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}h1,h2,h3,.display{font-family:Space Grotesk,sans-serif;letter-spacing:-.035em}.eyebrow{display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;color:var(--teal-deep);font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}.eyebrow:before{content:"";width:26px;height:2px;background:var(--teal)}.brand-mark{display:grid;width:38px;height:38px;place-items:center;border-radius:12px;color:#fff;background:var(--ink);box-shadow:inset 0 0 0 1px #ffffff1f}.brand-mark svg{width:24px}.btn{display:inline-flex;min-height:46px;align-items:center;justify-content:center;gap:10px;padding:0 20px;border:0;border-radius:14px;cursor:pointer;font-weight:750;transition:transform .18s ease,box-shadow .18s ease,background .18s ease}.btn:hover{transform:translateY(-2px)}.btn-primary{color:#fff;background:var(--ink);box-shadow:0 12px 28px #10211f2e}.btn-accent{color:#042b27;background:var(--lime)}.btn-ghost{color:var(--ink);background:#ffffff8c;border:1px solid var(--line)}.status-dot{display:inline-block;width:8px;height:8px;border-radius:99px;background:var(--teal);box-shadow:0 0 0 4px #00a88f24}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}img.sinecharta-logo{display:block;width:180px;max-width:100%;height:auto;flex-shrink:0;object-fit:contain}@media(max-width:480px){img.sinecharta-logo{width:145px}}@font-face{font-family:DM Mono;font-style:normal;font-weight:400;font-display:swap;src:url(/assets/brand/fonts/font-1.ttf) format("truetype")}@font-face{font-family:DM Mono;font-style:normal;font-weight:500;font-display:swap;src:url(/assets/brand/fonts/font-2.ttf) format("truetype")}@font-face{font-family:Manrope;font-style:normal;font-weight:400;font-display:swap;src:url(/assets/brand/fonts/font-3.ttf) format("truetype")}@font-face{font-family:Manrope;font-style:normal;font-weight:500;font-display:swap;src:url(/assets/brand/fonts/font-4.ttf) format("truetype")}@font-face{font-family:Manrope;font-style:normal;font-weight:600;font-display:swap;src:url(/assets/brand/fonts/font-5.ttf) format("truetype")}@font-face{font-family:Manrope;font-style:normal;font-weight:700;font-display:swap;src:url(/assets/brand/fonts/font-6.ttf) format("truetype")}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:500;font-display:swap;src:url(/assets/brand/fonts/font-7.ttf) format("truetype")}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:600;font-display:swap;src:url(/assets/brand/fonts/font-8.ttf) format("truetype")}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:700;font-display:swap;src:url(/assets/brand/fonts/font-9.ttf) format("truetype")}:root{--app-shell-header-height: 88px;--app-shell-sidebar-width: 272px;--app-shell-gap: 24px;--app-shell-content-max-width: 1280px;--app-shell-content-padding-inline: clamp(20px, 2.5vw, 36px);--host-page-gap: 24px;--host-card-gap: 20px;--host-card-padding: clamp(20px, 2vw, 24px);--host-card-radius: 24px;--host-card-border: 1px solid var(--ls-color-border);--host-card-shadow: 0 18px 42px rgb(0 0 0 / 12%);--ls-radius-lg: 24px;--ls-radius-pill: 16px;color-scheme:dark;--ls-color-background: #071018;--ls-color-surface: #111f2b;--ls-color-surface-hover: #1a2d3c;--ls-color-surface-deep: #0d1822;--ls-color-text: #f5f1e8;--ls-color-heading: #f5f1e8;--ls-color-muted: #a9bac4;--ls-color-border: #354653;--ls-color-brand: #f2b66d;--ls-color-accent: #f2b66d;--ls-color-primary: #f2b66d;--ls-color-action: #f2b66d;--ls-color-on-action: #071018;--ls-color-on-brand: #071018;--ls-color-action-hover: #ffca89;--ls-color-selected: #f2b66d;--ls-color-on-selected: #071018;--ls-color-success: #8dd8b8;--ls-color-success-soft: #193b32;--ls-color-error: #ffb4ab;--ls-color-error-soft: #442724;--ls-color-warning: #f4d28a;--ls-color-warning-soft: #3b3322;--ls-color-info: #9ecddf;--ls-color-info-soft: #203849;--ls-color-accent-soft: #352c23;--ls-shadow-card: var(--host-card-shadow);--ink: var(--ls-color-text);--ink-soft: var(--ls-color-muted);--paper: var(--ls-color-background);--surface: var(--ls-color-surface);--line: var(--ls-color-border);--teal: var(--ls-color-accent);--teal-deep: var(--ls-color-accent);--lime: var(--ls-color-accent);--alert: var(--ls-color-error);--sand: #d9c5a6}html{scrollbar-width:thin;scrollbar-color:var(--ls-color-border) transparent}body{background:var(--ls-color-background);color:var(--ls-color-text);font:400 14px/1.6 Manrope,sans-serif}h1,h2,h3,h4,h5,h6,.display{color:var(--ls-color-heading);font-family:Space Grotesk,sans-serif}button,input,textarea,select{font-family:Manrope,sans-serif}button{transition:background .16s ease,border-color .16s ease}button:disabled{cursor:not-allowed}:focus-visible{outline:3px solid var(--ls-color-accent);outline-offset:3px}input::placeholder,textarea::placeholder{color:var(--ls-color-muted);opacity:1}input[type=checkbox],progress{accent-color:var(--ls-color-action)}.eyebrow,.nav-label,kbd{font-family:DM Mono,monospace;font-size:11px;font-weight:400;line-height:1.5;letter-spacing:.06em}.eyebrow{color:var(--ls-color-accent)}.btn{min-height:44px;padding:10px 16px;border:1px solid var(--ls-color-border);border-radius:10px;color:var(--ls-color-text);background:var(--ls-color-surface);font:600 14px/1.4 Manrope,sans-serif;cursor:pointer}.btn-primary,.btn-accent{color:var(--ls-color-on-action);background:var(--ls-color-action);border-color:var(--ls-color-action);box-shadow:none}.btn-primary:hover,.btn-accent:hover{background:var(--ls-color-action-hover)}.btn-ghost{background:var(--ls-color-surface);color:var(--ls-color-text)}.status-dot{background:var(--ls-color-success);box-shadow:0 0 0 4px #8dd8b81f}img.sinecharta-logo{width:190px}::selection{background:var(--ls-color-accent);color:var(--ls-color-on-action)}html.sine-charta-theme body lonetal-auth-gate .auth-page .auth-kicker,html.sine-charta-theme body lonetal-auth-gate .auth-page .auth-signal small{font-family:DM Mono,monospace;font-size:11px;font-weight:400;line-height:1.5;letter-spacing:.06em;color:var(--ls-color-accent)}html.sine-charta-theme body lonetal-auth-gate .auth-page .auth-story{background:var(--ls-color-surface-deep)}html.sine-charta-theme body lonetal-auth-gate .auth-page .auth-story:after{border-color:#f2b66d47;box-shadow:0 0 0 80px #f2b66d09,0 0 0 160px #f2b66d06}html.sine-charta-theme body lonetal-auth-gate .auth-page .auth-signal>span{background:var(--ls-color-accent);box-shadow:0 0 14px #f2b66d4d}html.sine-charta-theme body lonetal-auth-gate .auth-page .auth-story h1{font-size:clamp(44px,5.6vw,80px);line-height:1.05}html.sine-charta-theme body lonetal-auth-gate .auth-page .auth-panel{background:var(--ls-color-background)}html.sine-charta-theme body lonetal-auth-gate .auth-page .auth-card{min-width:0;padding:var(--host-card-padding);border:var(--host-card-border);border-radius:var(--host-card-radius);background:var(--ls-color-surface);box-shadow:var(--host-card-shadow);width:min(480px,100%);padding:clamp(24px,3vw,36px)}html.sine-charta-theme body lonetal-auth-gate .auth-page .auth-card h2{font-size:38px}html.sine-charta-theme body lonetal-auth-gate .auth-page .auth-card__head{margin-bottom:28px}html.sine-charta-theme body lonetal-auth-gate .auth-page form>label,html.sine-charta-theme body lonetal-auth-gate .auth-page .password-label label,html.sine-charta-theme body lonetal-auth-gate .auth-page .remember span,html.sine-charta-theme body lonetal-auth-gate .auth-page .auth-help,html.sine-charta-theme body lonetal-auth-gate .auth-page .auth-message{font-size:13px}html.sine-charta-theme body lonetal-auth-gate .auth-page .password-label{gap:12px;align-items:baseline}html.sine-charta-theme body lonetal-auth-gate .auth-page .password-label button{min-height:32px;font-size:12px}html.sine-charta-theme body lonetal-auth-gate .auth-page input[type=email],html.sine-charta-theme body lonetal-auth-gate .auth-page input[type=password],html.sine-charta-theme body lonetal-auth-gate .auth-page input[type=text]{min-width:0;min-height:46px;padding:12px 14px;border:1px solid var(--ls-color-border);border-radius:10px;color:var(--ls-color-text);background:var(--ls-color-background);font:inherit;min-height:50px}html.sine-charta-theme body lonetal-auth-gate .auth-page .password-field input{padding-right:52px}html.sine-charta-theme body lonetal-auth-gate .auth-page .auth-submit{min-height:44px;padding:10px 16px;border:1px solid var(--ls-color-border);border-radius:10px;color:var(--ls-color-text);background:var(--ls-color-surface);font:600 14px/1.4 Manrope,sans-serif;cursor:pointer;color:var(--ls-color-on-action);background:var(--ls-color-action);border-color:var(--ls-color-action);min-height:50px;box-shadow:none}html.sine-charta-theme body lonetal-auth-gate .auth-page .auth-submit:disabled{cursor:not-allowed}html.sine-charta-theme body lonetal-auth-gate .auth-page .auth-signal b{font-size:13px}html.sine-charta-theme body lonetal-auth-gate .auth-page .auth-help a{color:var(--ls-color-accent)}@media(max-width:850px){html.sine-charta-theme body lonetal-auth-gate .auth-page .auth-story{min-height:300px;gap:36px}html.sine-charta-theme body lonetal-auth-gate .auth-page .auth-panel{padding:28px 20px 48px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
