.app-shell{width:min(var(--max-width),calc(100% - 32px));margin:16px auto;min-height:calc(100vh - 32px);display:grid;grid-template-columns:320px 1fr;gap:16px;padding:16px;border-radius:32px}.app-sidebar{display:flex;flex-direction:column;justify-content:space-between;padding:28px;border:1px solid var(--landing-panel-line);border-radius:var(--radius-xl);background:color-mix(in srgb,var(--landing-panel-strong) 92%,transparent);box-shadow:var(--landing-theme-shadow)}.brand-mark{margin:0;font-size:clamp(2rem,4vw,3rem);line-height:.95;letter-spacing:-.06em}.sidebar-copy,.locale-picker span{color:var(--landing-muted)}.app-nav{display:grid;gap:10px;margin:24px 0}.nav-link{padding:14px 16px;border-radius:999px;background:color-mix(in srgb,var(--landing-chip) 88%,transparent);border:1px solid transparent;color:var(--landing-subtle);transition:.18s ease}.nav-link.active,.nav-link:hover{border-color:var(--landing-panel-line-strong);background:var(--landing-panel-strong);color:var(--landing-text)}.locale-picker{display:grid;gap:10px}.locale-picker select{width:100%;border:1px solid var(--landing-panel-line);border-radius:12px;padding:12px 14px;background:color-mix(in srgb,var(--landing-panel-strong) 90%,transparent);color:var(--landing-text);outline:none}.app-main{display:grid;align-content:start}@media(max-width:1024px){.app-shell{grid-template-columns:1fr}}@media(max-width:640px){.app-shell{width:min(var(--max-width),calc(100% - 20px));margin:10px auto;min-height:calc(100vh - 20px)}.app-sidebar{padding:20px}}:root{color-scheme:light;--bg: #f2ede2;--bg-accent: #efe4ca;--surface: rgba(255, 251, 244, .84);--surface-strong: #fffdf8;--line: rgba(53, 42, 28, .14);--text: #1d160f;--muted: #645646;--brand: #b44c21;--brand-dark: #8e3511;--shadow: 0 30px 70px rgba(68, 47, 21, .14);--radius-xl: 28px;--radius-lg: 20px;--radius-md: 14px;--max-width: 1360px;font-family:Segoe UI,sans-serif}*{box-sizing:border-box}html,body,#root{min-height:100%}body{margin:0;color:var(--text);background:#fff}.route-guard-loading{min-height:100vh;background:transparent;color:transparent;pointer-events:none}img{max-width:100%}a{color:inherit;text-decoration:none}button,input,select{font:inherit}.landing-theme-surface{--landing-bg: #ffffff;--landing-text: #121212;--landing-muted: #5f5f5f;--landing-subtle: #494949;--landing-panel: rgba(255, 255, 255, .75);--landing-panel-strong: #ffffff;--landing-panel-line: #dfdfdf;--landing-panel-line-soft: #d7d7d7;--landing-panel-line-strong: #e1e1e1;--landing-hover: #f5f5f5;--landing-chip: #f7f7f7;--landing-chip-text: #1c1c1c;--landing-button-bg: #161616;--landing-button-text: #f4f4f4;--landing-device-surface: linear-gradient(180deg, rgba(255, 255, 255, .9) 0%, rgba(247, 247, 247, .92) 100%), repeating-linear-gradient(135deg, rgba(0, 0, 0, .02) 0 10px, rgba(255, 255, 255, .02) 10px 20px);--landing-device-muted: #8a8a8a;--landing-device-preview: #f3f3f3;--landing-theme-shadow: 0 10px 24px rgba(0, 0, 0, .08);min-height:100vh;background:radial-gradient(circle at top left,rgba(255,255,255,.8),transparent 34%),radial-gradient(circle at bottom right,rgba(0,0,0,.06),transparent 26%),var(--landing-bg);color:var(--landing-text)}.landing-theme-surface[data-theme=sage]{--landing-bg: linear-gradient(135deg, #f1f5ed 0%, #dde6d8 54%, #cbd8c7 100%);--landing-text: #18211b;--landing-muted: #5f6a61;--landing-subtle: #4b574f;--landing-panel: rgba(251, 255, 249, .74);--landing-panel-strong: #fbfffa;--landing-panel-line: #cfd8cf;--landing-panel-line-soft: #c6d0c6;--landing-panel-line-strong: #d7dfd7;--landing-hover: #eef3ee;--landing-chip: #edf3ee;--landing-chip-text: #1e2921;--landing-button-bg: #315545;--landing-button-text: #eff7f1;--landing-device-surface: linear-gradient(180deg, rgba(248, 252, 247, .95) 0%, rgba(235, 242, 236, .95) 100%), repeating-linear-gradient(135deg, rgba(49, 85, 69, .04) 0 10px, rgba(255, 255, 255, .02) 10px 20px);--landing-device-muted: #748176;--landing-device-preview: #e8efe8;--landing-theme-shadow: 0 10px 24px rgba(49, 85, 69, .12)}.landing-theme-surface[data-theme=moss]{--landing-bg: linear-gradient(135deg, #f5f1e8 0%, #d7cfbf 56%, #a59d8d 100%);--landing-text: #26211b;--landing-muted: #6f665a;--landing-subtle: #5b5348;--landing-panel: rgba(250, 246, 239, .74);--landing-panel-strong: #fbf8f2;--landing-panel-line: #d4cabd;--landing-panel-line-soft: #cbc1b3;--landing-panel-line-strong: #ddd4c8;--landing-hover: #f0ebe2;--landing-chip: #f1ece4;--landing-chip-text: #312921;--landing-button-bg: #6f6254;--landing-button-text: #f9f6f1;--landing-device-surface: linear-gradient(180deg, rgba(251, 247, 241, .95) 0%, rgba(239, 233, 223, .95) 100%), repeating-linear-gradient(135deg, rgba(111, 98, 84, .04) 0 10px, rgba(255, 255, 255, .02) 10px 20px);--landing-device-muted: #877c70;--landing-device-preview: #ece5db;--landing-theme-shadow: 0 10px 24px rgba(91, 78, 63, .14)}.landing-theme-surface[data-theme=noir]{--landing-bg: linear-gradient(135deg, #161616 0%, #232323 50%, #353535 100%);--landing-text: #f2f2f2;--landing-muted: #bebebe;--landing-subtle: #d2d2d2;--landing-panel: rgba(28, 28, 28, .78);--landing-panel-strong: #202020;--landing-panel-line: #3b3b3b;--landing-panel-line-soft: #484848;--landing-panel-line-strong: #424242;--landing-hover: #2a2a2a;--landing-chip: #272727;--landing-chip-text: #f0f0f0;--landing-button-bg: #f4f4f4;--landing-button-text: #121212;--landing-device-surface: linear-gradient(180deg, rgba(37, 37, 37, .96) 0%, rgba(26, 26, 26, .96) 100%), repeating-linear-gradient(135deg, rgba(255, 255, 255, .035) 0 10px, rgba(0, 0, 0, .02) 10px 20px);--landing-device-muted: #9a9a9a;--landing-device-preview: #191919;--landing-theme-shadow: 0 12px 28px rgba(0, 0, 0, .32)}.landing-language-picker{position:fixed;top:22px;right:22px;z-index:20}.landing-theme-picker{position:fixed;top:22px;right:86px;z-index:20}.landing-language-current,.landing-theme-current,.landing-scroll-top{width:52px;height:52px;border-radius:999px;border:1px solid var(--landing-panel-line-soft);background:var(--landing-panel-strong);color:var(--landing-text);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:var(--landing-theme-shadow)}.landing-scroll-top{position:fixed;right:22px;bottom:22px;z-index:20}.landing-language-current span,.landing-language-flag,.landing-scroll-top-icon{display:inline-flex;width:28px;height:28px;border-radius:999px;align-items:center;justify-content:center;background:var(--landing-hover);color:var(--landing-text);font-size:.74rem;font-weight:700;letter-spacing:.08em}.landing-scroll-top-icon{font-size:1rem;line-height:1}.landing-theme-current-swatch,.landing-theme-swatch{display:inline-flex;width:28px;height:28px;border-radius:999px;border:1px solid rgba(0,0,0,.08);overflow:hidden;background-clip:padding-box;flex:0 0 auto;box-shadow:inset 0 0 0 1px #ffffff3d}.landing-theme-menu,.landing-language-menu{position:absolute;top:calc(100% + 10px);right:0;width:172px;padding:8px;border:1px solid var(--landing-panel-line-strong);border-radius:18px;background:var(--landing-panel-strong);color:var(--landing-text);box-shadow:0 20px 48px #0000001f;display:grid;gap:6px}.landing-theme-option,.landing-language-option{width:100%;border:none;background:transparent;border-radius:12px;padding:8px 10px;display:flex;align-items:center;gap:10px;text-align:left;color:var(--landing-subtle);cursor:pointer;transition:background-color .16s ease,color .16s ease}.landing-theme-option.is-active,.landing-theme-option:hover,.landing-language-option.is-active,.landing-language-option:hover{background:var(--landing-hover);color:var(--landing-text)}@media(max-width:640px){.landing-language-picker{top:14px}.landing-theme-picker{top:14px;right:78px}.landing-scroll-top{right:14px;bottom:14px}}.panel,.auth-card,.surface-card{border:1px solid var(--line);box-shadow:var(--shadow)}.panel{border-radius:var(--radius-xl);background:#fffcf7c2;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);padding:28px}.surface-card{padding:22px;border-radius:var(--radius-lg);background:#ffffffd1}.surface-card h3{margin:0 0 12px;font-size:1.35rem;line-height:1.05;letter-spacing:-.03em}.surface-card p,.status-line{color:var(--muted)}.section-heading p{color:var(--muted);max-width:62ch}.section-heading 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