@font-face{font-family:Poppins;font-style:normal;font-display:swap;font-weight:500;src:url(/docs/assets/poppins-devanagari-500-normal-BIdkeU1p.woff2) format("woff2"),url(/docs/assets/poppins-devanagari-500-normal-DMPDjHtT.woff) format("woff");unicode-range:U+0900-097F,U+1CD0-1CF9,U+200C-200D,U+20A8,U+20B9,U+20F0,U+25CC,U+A830-A839,U+A8E0-A8FF,U+11B00-11B09}@font-face{font-family:Poppins;font-style:normal;font-display:swap;font-weight:500;src:url(/docs/assets/poppins-latin-ext-500-normal-CK-6C4Hw.woff2) format("woff2"),url(/docs/assets/poppins-latin-ext-500-normal-CgAe2rWW.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Poppins;font-style:normal;font-display:swap;font-weight:500;src:url(/docs/assets/poppins-latin-500-normal-C8OXljZJ.woff2) format("woff2"),url(/docs/assets/poppins-latin-500-normal-DGXqpDMm.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Poppins;font-style:normal;font-display:swap;font-weight:600;src:url(/docs/assets/poppins-devanagari-600-normal-STEjXBNN.woff2) format("woff2"),url(/docs/assets/poppins-devanagari-600-normal-ClASKHrr.woff) format("woff");unicode-range:U+0900-097F,U+1CD0-1CF9,U+200C-200D,U+20A8,U+20B9,U+20F0,U+25CC,U+A830-A839,U+A8E0-A8FF,U+11B00-11B09}@font-face{font-family:Poppins;font-style:normal;font-display:swap;font-weight:600;src:url(/docs/assets/poppins-latin-ext-600-normal-CAhIAdZj.woff2) format("woff2"),url(/docs/assets/poppins-latin-ext-600-normal-Df5ffKXP.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Poppins;font-style:normal;font-display:swap;font-weight:600;src:url(/docs/assets/poppins-latin-600-normal-zEkxB9Mr.woff2) format("woff2"),url(/docs/assets/poppins-latin-600-normal-BJdTmd5m.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Poppins;font-style:normal;font-display:swap;font-weight:700;src:url(/docs/assets/poppins-devanagari-700-normal-O-jipLrW.woff2) format("woff2"),url(/docs/assets/poppins-devanagari-700-normal-fHs-vx92.woff) format("woff");unicode-range:U+0900-097F,U+1CD0-1CF9,U+200C-200D,U+20A8,U+20B9,U+20F0,U+25CC,U+A830-A839,U+A8E0-A8FF,U+11B00-11B09}@font-face{font-family:Poppins;font-style:normal;font-display:swap;font-weight:700;src:url(/docs/assets/poppins-latin-ext-700-normal-cby-RkWa.woff2) format("woff2"),url(/docs/assets/poppins-latin-ext-700-normal-DctTR6Tg.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Poppins;font-style:normal;font-display:swap;font-weight:700;src:url(/docs/assets/poppins-latin-700-normal-Qrb0O0WB.woff2) format("woff2"),url(/docs/assets/poppins-latin-700-normal-BVuQR_eA.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:400;src:url(/docs/assets/nunito-cyrillic-ext-400-normal-CuPM9foi.woff2) format("woff2"),url(/docs/assets/nunito-cyrillic-ext-400-normal-xaE7D4Sw.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:400;src:url(/docs/assets/nunito-cyrillic-400-normal-xAOo5cBP.woff2) format("woff2"),url(/docs/assets/nunito-cyrillic-400-normal-D1j0u8EH.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:400;src:url(/docs/assets/nunito-vietnamese-400-normal-BHkVbP3T.woff2) format("woff2"),url(/docs/assets/nunito-vietnamese-400-normal-DtOtW02z.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:400;src:url(/docs/assets/nunito-latin-ext-400-normal-i-8OOpdj.woff2) format("woff2"),url(/docs/assets/nunito-latin-ext-400-normal-CjMJVfGn.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:400;src:url(/docs/assets/nunito-latin-400-normal-r8SDr6Up.woff2) format("woff2"),url(/docs/assets/nunito-latin-400-normal-DKg4f3fz.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:600;src:url(/docs/assets/nunito-cyrillic-ext-600-normal-CWPPjBOD.woff2) format("woff2"),url(/docs/assets/nunito-cyrillic-ext-600-normal-vnfu4DTE.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:600;src:url(/docs/assets/nunito-cyrillic-600-normal-DJGQ2h05.woff2) format("woff2"),url(/docs/assets/nunito-cyrillic-600-normal-BUjmtIuu.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:600;src:url(/docs/assets/nunito-vietnamese-600-normal-BY8O6Cug.woff2) format("woff2"),url(/docs/assets/nunito-vietnamese-600-normal-DO1RqFw5.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:600;src:url(/docs/assets/nunito-latin-ext-600-normal-Dd9Zuxh1.woff2) format("woff2"),url(/docs/assets/nunito-latin-ext-600-normal-BKUpuB78.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:600;src:url(/docs/assets/nunito-latin-600-normal-Br8yIETf.woff2) format("woff2"),url(/docs/assets/nunito-latin-600-normal-Cd0eNu1l.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:700;src:url(/docs/assets/nunito-cyrillic-ext-700-normal-BuR0mlCG.woff2) format("woff2"),url(/docs/assets/nunito-cyrillic-ext-700-normal-DfoqN4Gs.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:700;src:url(/docs/assets/nunito-cyrillic-700-normal-DP36NgGt.woff2) format("woff2"),url(/docs/assets/nunito-cyrillic-700-normal-DfHRUDv-.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:700;src:url(/docs/assets/nunito-vietnamese-700-normal-Ch8EUCfz.woff2) format("woff2"),url(/docs/assets/nunito-vietnamese-700-normal-C9SQsXvj.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:700;src:url(/docs/assets/nunito-latin-ext-700-normal-BWeMsAzO.woff2) format("woff2"),url(/docs/assets/nunito-latin-ext-700-normal-D4woHhbd.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:700;src:url(/docs/assets/nunito-latin-700-normal-Dort48En.woff2) format("woff2"),url(/docs/assets/nunito-latin-700-normal-OcDqTBcA.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:800;src:url(/docs/assets/nunito-cyrillic-ext-800-normal-B-cvGohL.woff2) format("woff2"),url(/docs/assets/nunito-cyrillic-ext-800-normal-pjRatrRO.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:800;src:url(/docs/assets/nunito-cyrillic-800-normal-D3igD7Kl.woff2) format("woff2"),url(/docs/assets/nunito-cyrillic-800-normal-DymMgApb.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:800;src:url(/docs/assets/nunito-vietnamese-800-normal-D_CZYdm9.woff2) format("woff2"),url(/docs/assets/nunito-vietnamese-800-normal-Dz0hZPb5.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:800;src:url(/docs/assets/nunito-latin-ext-800-normal-CtU8tJOV.woff2) format("woff2"),url(/docs/assets/nunito-latin-ext-800-normal-CDcxIxx8.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:800;src:url(/docs/assets/nunito-latin-800-normal-Dz8SOQK_.woff2) format("woff2"),url(/docs/assets/nunito-latin-800-normal-D-J0wlBY.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}:root{--apricot: #ffc078;--apricot-deep: #e9973f;--chocolate: #40251e;--cream: #fff8f0;--bg: var(--cream);--bg-elev: #ffffff;--bg-soft: #fff1e0;--text: #2a1912;--text-muted: #6f5a50;--border: #f0dcc6;--primary: #c26b1a;--primary-soft: rgba(255, 192, 120, .22);--code-bg: #fdf0e0;--shadow: 0 1px 2px rgba(64, 37, 30, .06), 0 6px 18px -8px rgba(64, 37, 30, .18);--font-body: "Nunito", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--font-head: "Poppins", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;--topbar-h: 112px;color-scheme:light}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--bg: #24140f;--bg-elev: #2e1c16;--bg-soft: #33201a;--text: #fff3e6;--text-muted: #c9ad9c;--border: #45302a;--primary: var(--apricot);--primary-soft: rgba(255, 192, 120, .14);--code-bg: #33201a;--shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px -10px rgba(0, 0, 0, .6);color-scheme:dark}}:root[data-theme=dark]{--bg: #24140f;--bg-elev: #2e1c16;--bg-soft: #33201a;--text: #fff3e6;--text-muted: #c9ad9c;--border: #45302a;--primary: var(--apricot);--primary-soft: rgba(255, 192, 120, .14);--code-bg: #33201a;--shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px -10px rgba(0, 0, 0, .6);color-scheme:dark}*,*:before,*:after{box-sizing:border-box}html{scroll-padding-top:calc(var(--topbar-h) + 16px);-webkit-text-size-adjust:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-body);font-size:16px;line-height:1.65;overflow-x:hidden}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;height:auto}.rounded-2xl{border-radius:18px}.logo-dark{display:none}@media(prefers-color-scheme:dark){:root:not([data-theme=light]) .logo-light{display:none}:root:not([data-theme=light]) .logo-dark{display:block}}:root[data-theme=dark] .logo-light{display:none}:root[data-theme=dark] .logo-dark{display:block}.topbar{position:sticky;top:0;z-index:30;background:color-mix(in srgb,var(--bg) 86%,transparent);-webkit-backdrop-filter:saturate(160%) blur(10px);backdrop-filter:saturate(160%) blur(10px);border-bottom:1px solid var(--border)}.topbar-row{display:flex;align-items:center;gap:16px;max-width:1440px;margin:0 auto;padding:14px 24px 8px}.logo{display:inline-flex;align-items:center}.logo img{height:30px;width:auto}.topbar-links{margin-left:auto;display:flex;align-items:center;gap:22px;font-weight:600;font-size:14px}.topbar-links a{color:var(--text-muted)}.topbar-links a:hover{color:var(--text);text-decoration:none}.btn-primary{display:inline-flex;align-items:center;gap:4px;background:var(--chocolate);color:#fff8f0!important;padding:8px 14px;border-radius:999px;font-weight:700;white-space:nowrap}:root[data-theme=dark] .btn-primary{background:var(--apricot);color:var(--chocolate)!important}@media(prefers-color-scheme:dark){:root:not([data-theme=light]) .btn-primary{background:var(--apricot);color:var(--chocolate)!important}}.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:10px;border:1px solid transparent;background:transparent;color:var(--text-muted);cursor:pointer}.icon-btn:hover{background:var(--bg-soft);color:var(--text)}.menu-btn{display:none}.tabbar{display:flex;gap:22px;max-width:1440px;margin:0 auto;padding:0 24px;overflow-x:auto}.tab{padding:8px 0 10px;font-weight:600;font-size:14px;color:var(--text-muted);border-bottom:2px solid transparent;white-space:nowrap}.tab:hover{color:var(--text);text-decoration:none}.tab.active{color:var(--text);border-bottom-color:var(--apricot)}.frame-grid{display:grid;grid-template-columns:272px minmax(0,1fr) 232px;gap:32px;max-width:1440px;margin:0 auto;padding:0 24px}.sidebar{position:sticky;top:var(--topbar-h);height:calc(100vh - var(--topbar-h));overflow-y:auto;padding:28px 8px 40px 0;font-size:14.5px}.sidebar-tabs{display:none}.sidebar-group{margin-bottom:22px}.sidebar-group-title{font-family:var(--font-head);font-weight:600;font-size:13.5px;margin:0 0 6px 12px}.sidebar ul{list-style:none;margin:0;padding:0}.sidebar li a{display:flex;align-items:center;gap:10px;padding:7px 12px;border-radius:10px;color:var(--text-muted);font-weight:600}.sidebar li a:hover{background:var(--bg-soft);color:var(--text);text-decoration:none}.sidebar li a.active{background:var(--primary-soft);color:var(--primary)}.sidebar-icon{flex:none;opacity:.85}.scrim{display:none}.main{min-width:0;padding:36px 0 24px}.toc{position:sticky;top:var(--topbar-h);align-self:start;height:calc(100vh - var(--topbar-h));overflow-y:auto;padding:36px 0 40px;font-size:13.5px}.toc-title{font-family:var(--font-head);font-weight:600;margin-bottom:8px}.toc ul{list-style:none;margin:0;padding:0}.toc li a{display:block;padding:4px 0;color:var(--text-muted)}.toc li.depth-3 a{padding-left:14px}.toc li.active a{color:var(--primary)}.content{max-width:760px}.eyebrow{color:var(--primary);font-weight:700;font-size:13.5px;margin-bottom:6px}.content h1{font-family:var(--font-head);font-weight:700;font-size:34px;line-height:1.15;letter-spacing:-.01em;margin:0 0 10px}.lead{font-size:18px;color:var(--text-muted);margin:0 0 26px}.content h2{font-family:var(--font-head);font-weight:600;font-size:22px;margin:40px 0 12px;padding-top:4px}.content h3{font-family:var(--font-head);font-weight:600;font-size:17px;margin:28px 0 8px}.content p,.content ul,.content ol{margin:0 0 16px}.content li{margin:4px 0}.content strong{font-weight:800}.content code{font-family:var(--font-mono);font-size:.86em;background:var(--code-bg);padding:2px 6px;border-radius:6px;border:1px solid var(--border)}.content pre{background:var(--chocolate);color:#ffe9cf;padding:16px 18px;border-radius:12px;overflow-x:auto;font-size:13.5px;line-height:1.55}.content pre code{background:none;border:0;padding:0;color:inherit;font-size:inherit}.content hr{border:0;border-top:1px solid var(--border);margin:32px 0}.content img{display:block;margin:8px 0 24px}.content img[width]{margin-bottom:8px}.table-wrap{overflow-x:auto;margin:0 0 20px;border:1px solid var(--border);border-radius:12px}.content table{border-collapse:collapse;width:100%;font-size:14.5px}.content th,.content td{text-align:left;padding:10px 14px;border-bottom:1px solid var(--border);vertical-align:top}.content th{font-family:var(--font-head);font-weight:600;background:var(--bg-soft)}.content tr:last-child td{border-bottom:0}.callout{display:flex;gap:12px;padding:14px 16px;border-radius:12px;margin:0 0 20px;border:1px solid var(--callout-border);background:var(--callout-bg)}.callout-icon{color:var(--callout-fg);margin-top:2px;flex:none}.callout-body>:last-child{margin-bottom:0}.callout-note{--callout-bg: var(--primary-soft);--callout-border: rgba(233, 151, 63, .35);--callout-fg: var(--primary)}.callout-warning{--callout-bg: rgba(255, 176, 76, .16);--callout-border: rgba(233, 140, 30, .5);--callout-fg: #d2731c}.callout-tip{--callout-bg: rgba(88, 178, 110, .14);--callout-border: rgba(88, 178, 110, .4);--callout-fg: #2f9a55}.callout-info{--callout-bg: rgba(80, 140, 220, .13);--callout-border: rgba(80, 140, 220, .4);--callout-fg: #3c7dd6}.callout-check{--callout-bg: rgba(88, 178, 110, .14);--callout-border: rgba(88, 178, 110, .4);--callout-fg: #2f9a55}.card-group{display:grid;grid-template-columns:repeat(var(--cols, 2),minmax(0,1fr));gap:14px;margin:0 0 24px}.card{display:flex;flex-direction:column;gap:6px;padding:18px;border-radius:14px;border:1px solid var(--border);background:var(--bg-elev);color:var(--text);box-shadow:var(--shadow)}.card-link:hover{border-color:var(--apricot);text-decoration:none;transform:translateY(-1px)}.card-icon{color:var(--primary)}.card-title{font-family:var(--font-head);font-weight:600;font-size:15.5px}.card-body{color:var(--text-muted);font-size:14px;line-height:1.5}.frame{margin:0 0 24px}.frame-body{border:1px solid var(--border);border-radius:14px;padding:8px;background:var(--bg-elev)}.frame figcaption{text-align:center;color:var(--text-muted);font-size:13px;margin-top:8px}.steps{list-style:none;margin:0 0 24px;padding:0;counter-reset:step}.step{position:relative;padding:0 0 22px 44px;counter-increment:step}.step:before{content:counter(step);position:absolute;left:0;top:0;width:28px;height:28px;border-radius:50%;background:var(--primary-soft);color:var(--primary);font-family:var(--font-head);font-weight:600;font-size:13px;display:flex;align-items:center;justify-content:center}.step:after{content:"";position:absolute;left:13.5px;top:32px;bottom:0;width:1px;background:var(--border)}.step:last-child:after{display:none}.step-title{font-family:var(--font-head);font-weight:600;margin:3px 0 6px}.step-body>:last-child{margin-bottom:0}.tabs{margin:0 0 24px}.tab-list{display:flex;gap:4px;border-bottom:1px solid var(--border);overflow-x:auto}.tab-btn{background:none;border:0;border-bottom:2px solid transparent;padding:8px 12px;font:inherit;font-weight:700;color:var(--text-muted);cursor:pointer;white-space:nowrap}.tab-btn.active{color:var(--primary);border-bottom-color:var(--primary)}.tab-panel{padding:14px 4px 0}.tab-panel>:last-child{margin-bottom:0}.accordion-group{border:1px solid var(--border);border-radius:14px;margin:0 0 24px;overflow:hidden;background:var(--bg-elev)}.accordion+.accordion{border-top:1px solid var(--border)}.accordion-head{display:flex;align-items:center;gap:10px;width:100%;background:none;border:0;padding:14px 16px;text-align:left;font:inherit;font-weight:700;color:var(--text);cursor:pointer}.accordion-head:hover{background:var(--bg-soft)}.accordion-body{padding:0 16px 16px 42px;color:var(--text)}.accordion-body>:last-child{margin-bottom:0}.prev-next{display:flex;justify-content:space-between;gap:12px;max-width:760px;margin:44px 0 0}.prev-next a{display:inline-flex;align-items:center;gap:8px;padding:12px 14px;border:1px solid var(--border);border-radius:12px;color:var(--text);font-weight:700;background:var(--bg-elev)}.prev-next a:hover{border-color:var(--apricot);text-decoration:none}.prev-next small{display:block;color:var(--text-muted);font-weight:600;font-size:12px}.prev-next .next{text-align:right;margin-left:auto}.footer{max-width:760px;margin:48px 0 0;padding-top:28px;border-top:1px solid var(--border);font-size:14px}.footer-cols{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.footer-head{font-family:var(--font-head);font-weight:600;margin-bottom:8px}.footer ul{list-style:none;margin:0;padding:0}.footer li{margin:4px 0}.footer li a{color:var(--text-muted)}.footer-line{display:flex;align-items:center;gap:8px;margin-top:24px;color:var(--text-muted);font-size:13px}@media(max-width:1200px){.frame-grid{grid-template-columns:252px minmax(0,1fr)}.toc{display:none}}@media(max-width:860px){:root{--topbar-h: 104px}.topbar-row{padding:10px 12px 6px;gap:8px}.logo img{height:24px}.tabbar{padding:0 16px;gap:18px}.menu-btn{display:inline-flex}.topbar-links a:not(.btn-primary){display:none}.btn-primary{padding:7px 12px;font-size:13px}.frame-grid{grid-template-columns:minmax(0,1fr);gap:0;padding:0 16px}.sidebar{position:fixed;left:0;top:var(--topbar-h);z-index:25;width:min(320px,86vw);height:calc(100vh - var(--topbar-h));background:var(--bg);border-right:1px solid var(--border);padding:20px 16px 40px;transform:translate(-104%);transition:transform .2s ease}.sidebar.open{transform:none}.scrim{display:block;position:fixed;top:0;right:0;bottom:0;left:0;z-index:20;background:#24140f73}.main{padding-top:24px}.content h1{font-size:28px}.lead{font-size:16.5px}.card-group{grid-template-columns:1fr}.prev-next{flex-direction:column}.prev-next .next{margin-left:0;text-align:left}.footer-cols{grid-template-columns:1fr}}