:root,:root[data-theme=light]{color-scheme:light;--color-brand: #2b568f;--color-brand-dark: #274e83;--color-brand-light: #8fb1e0;--color-brand-subtle: rgba(178, 200, 237, .35);--color-accent: #2b568f;--color-accent-subtle: rgba(178, 200, 237, .25);--color-brand-faint: rgba(178, 200, 237, .18);--color-brand-border: rgba(43, 86, 143, .3);--color-brand-border-strong: rgba(43, 86, 143, .45);--color-surface: #f3f7fc;--color-surface-raised: #dbe5f1;--color-surface-overlay: #e7eef7;--color-surface-composer: #fbfdff;--color-border: rgba(19, 28, 43, .24);--color-border-strong: rgba(19, 28, 43, .36);--color-surface-subtle: rgba(19, 28, 43, .04);--color-surface-inset: rgba(19, 28, 43, .06);--color-surface-hover: rgba(19, 28, 43, .07);--color-surface-strong: rgba(19, 28, 43, .1);--color-border-subtle: rgba(19, 28, 43, .13);--color-overlay-backdrop: rgba(19, 28, 43, .45);--color-overlay-backdrop-strong: rgba(19, 28, 43, .6);--color-text-primary: #131c2b;--color-text-secondary: #36435a;--color-text-tertiary: #4d5d76;--color-text-inverse: #FFFFFF;--color-success: #166534;--color-success-subtle: rgba(34, 197, 94, .18);--color-success-border: rgba(22, 101, 52, .3);--color-error: #B91C1C;--color-error-subtle: rgba(185, 28, 28, .12);--color-error-border: rgba(185, 28, 28, .3);--color-error-faint: rgba(185, 28, 28, .12);--color-warning: #92400E;--color-warning-subtle: rgba(245, 158, 11, .2);--color-premium: #854D0E;--color-premium-subtle: rgba(234, 179, 8, .2);--color-premium-border: rgba(133, 77, 14, .3);--color-food: #92400E;--color-food-subtle: rgba(245, 158, 11, .2);--color-transport: #1E40AF;--color-transport-subtle: rgba(59, 130, 246, .16);--color-shopping: #9D174D;--color-shopping-subtle: rgba(236, 72, 153, .16);--color-entertainment: #5B21B6;--color-entertainment-subtle: rgba(139, 92, 246, .16);--color-health: #166534;--color-health-subtle: rgba(34, 197, 94, .18);--color-utility: #374151;--color-utility-subtle: rgba(107, 114, 128, .14);--color-education: #155E75;--color-education-subtle: rgba(6, 182, 212, .18);--color-other: #334155;--color-other-subtle: rgba(100, 116, 139, .14);--shadow-sm: 0 1px 3px rgba(19, 28, 43, .07), 0 1px 2px rgba(19, 28, 43, .05);--shadow-md: 0 4px 16px rgba(19, 28, 43, .09);--shadow-lg: 0 8px 30px rgba(19, 28, 43, .13);--shadow-brand: 0 4px 16px rgba(120, 155, 210, .35);--shadow-composer: 0 0 0 1px rgba(19, 28, 43, .08), 0 4px 16px rgba(19, 28, 43, .1);--shadow-composer-focus: 0 0 0 1px rgba(43, 86, 143, .35), 0 8px 28px rgba(120, 155, 210, .2);--shadow-nav: 0 -4px 20px rgba(19, 28, 43, .08);--focus-ring-brand: 0 0 0 3px rgba(43, 86, 143, .35);--focus-ring-neutral: 0 0 0 3px rgba(19, 28, 43, .1);--color-brand-solid: #b2c8ed;--color-brand-solid-hover: #9db8e3;--color-text-on-brand: #131c2b;--color-on-brand-faint: rgba(19, 28, 43, .35)}:root[data-theme=dark]{color-scheme:dark;--color-brand: #d8d5db;--color-brand-dark: #bfbcc7;--color-brand-light: #eceaef;--color-brand-subtle: rgba(216, 213, 219, .12);--color-accent: #d8d5db;--color-accent-subtle: rgba(216, 213, 219, .08);--color-brand-faint: rgba(216, 213, 219, .06);--color-brand-border: rgba(216, 213, 219, .28);--color-brand-border-strong: rgba(216, 213, 219, .42);--color-surface: #2d3142;--color-surface-raised: #363b52;--color-surface-overlay: #3d4360;--color-surface-composer: #363b52;--color-border: rgba(173, 172, 181, .25);--color-border-strong: rgba(173, 172, 181, .45);--color-surface-subtle: rgba(216, 213, 219, .03);--color-surface-inset: rgba(216, 213, 219, .06);--color-surface-hover: rgba(216, 213, 219, .08);--color-surface-strong: rgba(216, 213, 219, .12);--color-border-subtle: rgba(173, 172, 181, .15);--color-overlay-backdrop: rgba(18, 20, 30, .65);--color-overlay-backdrop-strong: rgba(18, 20, 30, .8);--color-text-primary: #d8d5db;--color-text-secondary: #adacb5;--color-text-tertiary: #aaa9b5;--color-text-inverse: #2d3142;--color-success: #22C55E;--color-success-subtle: rgba(34, 197, 94, .15);--color-success-border: rgba(34, 197, 94, .3);--color-error: #F87171;--color-error-subtle: rgba(248, 113, 113, .14);--color-error-border: rgba(248, 113, 113, .35);--color-error-faint: rgba(248, 113, 113, .12);--color-warning: #F59E0B;--color-warning-subtle: rgba(245, 158, 11, .15);--color-premium: #EAB308;--color-premium-subtle: rgba(234, 179, 8, .15);--color-premium-border: rgba(234, 179, 8, .3);--color-food: #F59E0B;--color-food-subtle: rgba(245, 158, 11, .15);--color-transport: #60A5FA;--color-transport-subtle: rgba(96, 165, 250, .15);--color-shopping: #F472B6;--color-shopping-subtle: rgba(244, 114, 182, .15);--color-entertainment: #A78BFA;--color-entertainment-subtle: rgba(167, 139, 250, .15);--color-health: #22C55E;--color-health-subtle: rgba(34, 197, 94, .15);--color-utility: #9CA3AF;--color-utility-subtle: rgba(156, 163, 175, .15);--color-education: #22D3EE;--color-education-subtle: rgba(34, 211, 238, .15);--color-other: #94A3B8;--color-other-subtle: rgba(148, 163, 184, .15);--shadow-sm: 0 1px 2px rgba(10, 12, 20, .35);--shadow-md: 0 4px 12px rgba(10, 12, 20, .45);--shadow-lg: 0 8px 24px rgba(10, 12, 20, .55);--shadow-brand: 0 2px 8px rgba(216, 213, 219, .15);--shadow-composer: 0 0 0 1px rgba(216, 213, 219, .06), 0 4px 16px rgba(10, 12, 20, .5);--shadow-composer-focus: 0 0 0 1px rgba(216, 213, 219, .3), 0 8px 28px rgba(10, 12, 20, .4);--shadow-nav: 0 -4px 20px rgba(10, 12, 20, .55);--focus-ring-brand: 0 0 0 3px rgba(216, 213, 219, .28);--focus-ring-neutral: 0 0 0 3px rgba(216, 213, 219, .12);--color-brand-solid: #d8d5db;--color-brand-solid-hover: #e6e4ea;--color-text-on-brand: #2d3142;--color-on-brand-faint: rgba(45, 49, 66, .35)}:root{--color-error-strong: #DC2626;--color-error-strong-hover: #B91C1C;--color-text-on-danger: #FFFFFF;--topbar-height: 56px;--nav-height-mobile: 64px;--sidebar-width: 260px;--rail-width: 300px;--content-max-mobile: 100%;--content-max-desktop: 960px;--chat-max-width: 960px;--safe-bottom: env(safe-area-inset-bottom, 0px);--safe-top: env(safe-area-inset-top, 0px);--radius-xs: 6px;--radius-sm: 8px;--radius-input: 10px;--radius-md: 12px;--radius-lg: 16px;--radius-pill: 20px;--radius-xl: 24px;--radius-composer: 26px;--radius-full: 9999px;--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .35s ease;--z-topbar: 40;--z-bottom-nav: 50;--z-sidebar: 60;--z-drawer: 100;--z-modal: 1000;--z-paywall: 1100;--z-install: 1200;--z-offline: 1300;--z-toast: 1400}html.theme-switching,html.theme-switching *,html.theme-switching *:before,html.theme-switching *:after{transition:none!important}*,*:before,*:after{box-sizing:border-box}html{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe 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var(--color-brand);outline-offset:2px}input,textarea,select{font-size:16px!important;font-family:inherit}::-webkit-scrollbar{width:4px;height:4px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--color-border-strong);border-radius:var(--radius-full)}.mobile-only{display:block}.desktop-only,.desktop-only-flex,.desktop-only-block{display:none}@media(min-width:1024px){.mobile-only{display:none}.desktop-only,.desktop-only-block{display:block}.desktop-only-flex{display:flex}}.hide-scrollbar{-ms-overflow-style:none;scrollbar-width:none}.hide-scrollbar::-webkit-scrollbar{display:none}.truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}.scroll-fade-x{mask-image:linear-gradient(90deg,#000,#000 calc(100% - 24px),transparent);-webkit-mask-image:linear-gradient(90deg,#000,#000 calc(100% - 24px),transparent)}.container-app{width:100%;max-width:100%;margin:0 auto;padding:0 16px}.chat-layout{width:100%;max-width:var(--chat-max-width);margin:0 auto}.app-main-columns{display:flex;flex-direction:column;align-items:stretch}.app-main-columns>.container-app{flex:1;min-width:0}.insights-rail{width:100%;display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px;padding:0 16px 24px}@media(min-width:768px){.insights-rail{padding:0 32px 28px}}@media(min-width:1024px){.insights-rail{max-width:min(var(--content-max-desktop),100%);padding:0 40px 32px}}@media(min-width:1400px){.app-main-columns{flex-direction:row;align-items:flex-start}.insights-rail{width:var(--rail-width);max-width:none;flex-shrink:0;position:sticky;top:0;display:flex;flex-direction:column;gap:16px;padding:32px 40px 40px 0}}.rail-card{background:var(--color-surface);border:1px solid 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slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideRight{0%{transform:translate(-100%)}to{transform:translate(0)}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes micPulse{0%,to{transform:scale(1)}50%{transform:scale(1.06)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.animate-fade-in{animation:fadeIn var(--transition-normal) forwards}.animate-slide-up{animation:slideUp var(--transition-slow) forwards}.animate-spin{animation:spin 1s linear infinite}.animate-pulse{animation:pulse 2s ease-in-out infinite}.skeleton{background:linear-gradient(90deg,var(--color-surface-overlay) 25%,var(--color-border) 50%,var(--color-surface-overlay) 75%);background-size:200% 100%;animation:shimmer 1.5s ease-in-out infinite;border-radius:var(--radius-sm)}.bottom-nav{position:fixed;bottom:0;left:0;right:0;height:calc(var(--nav-height-mobile) + var(--safe-bottom));padding-bottom:var(--safe-bottom);background:color-mix(in srgb,var(--color-surface) 90%,transparent);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-top:1px solid var(--color-border);display:flex;align-items:stretch;z-index:var(--z-bottom-nav);box-shadow:var(--shadow-nav)}@media(min-width:1024px){.bottom-nav{display:none}}.bottom-nav-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;min-height:44px;padding:6px 4px 4px;color:var(--color-text-tertiary);text-decoration:none;border:none;background:none;cursor:pointer;font-family:inherit;position:relative;transition:color var(--transition-fast);-webkit-tap-highlight-color:transparent}.bottom-nav-item--active{color:var(--color-text-primary)}.bottom-nav-item--disabled{cursor:not-allowed;color:var(--color-text-tertiary);opacity:.7}.bottom-nav-label{font-size:10px;font-weight:500;letter-spacing:.02em}.bottom-nav-item--active .bottom-nav-label{font-weight:600}.bottom-nav-badge{position:absolute;top:6px;right:18%;background:var(--color-brand-subtle);color:var(--color-brand);font-size:9px;font-weight:700;padding:1px 5px;border-radius:var(--radius-full);line-height:1.4}.sidebar{display:none;width:var(--sidebar-width);position:fixed;top:0;left:0;bottom:0;flex-direction:column;background:var(--color-surface);border-right:1px solid var(--color-border);z-index:var(--z-sidebar);overflow-y:auto}@media(min-width:1024px){.sidebar{display:flex}}.sidebar-header{padding:20px;border-bottom:1px solid var(--color-border)}.sidebar-nav{padding:12px 10px;flex:1;display:flex;flex-direction:column;gap:2px}.sidebar-nav-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--radius-sm);color:var(--color-text-secondary);text-decoration:none;font-size:14px;font-weight:400;border:none;background:transparent;cursor:pointer;font-family:inherit;width:100%;text-align:left;transition:background var(--transition-fast),color var(--transition-fast)}.sidebar-nav-item:hover:not(.sidebar-nav-item--disabled):not(:disabled){background:var(--color-surface-overlay);color:var(--color-text-primary)}.sidebar-nav-item--active{color:var(--color-text-primary);background:var(--color-surface-overlay);font-weight:600}.sidebar-nav-item--disabled{cursor:not-allowed;color:var(--color-text-tertiary);opacity:.7}.sidebar-nav-icon{display:flex;align-items:center;justify-content:center;flex-shrink:0}.sidebar-nav-badge{margin-left:auto;background:var(--color-brand-subtle);color:var(--color-brand);font-size:10px;font-weight:700;padding:2px 7px;border-radius:var(--radius-full)}.sidebar-footer{padding:12px 10px 16px;border-top:1px solid var(--color-border);display:flex;flex-direction:column;gap:4px}.sidebar-account{display:flex;align-items:center;gap:8px;padding:0 2px;font-size:13px;color:var(--color-text-secondary);font-weight:500}.sidebar-account .theme-toggle{margin-left:auto;margin-right:-8px}.sidebar-account-link{display:flex;align-items:center;gap:10px;min-width:0;flex:1;padding:8px 10px;border:1px solid var(--color-border-subtle);border-radius:var(--radius-md);background:var(--color-surface-subtle);color:inherit;text-decoration:none;transition:background var(--transition-fast),border-color var(--transition-fast),color 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var(--color-border-subtle)}.auth-panel-wordmark{font-size:18px;font-weight:800;letter-spacing:-.02em;color:var(--color-brand)}.auth-panel h1{margin:0;font-size:26px;font-weight:800;letter-spacing:-.02em;color:var(--color-text-primary)}.auth-panel p{margin:0 0 12px;max-width:340px;font-size:14px;line-height:1.55;color:var(--color-text-tertiary)}.auth-content{display:flex;align-items:center;justify-content:center;padding:24px}@media(max-width:900px){.auth-layout{grid-template-columns:1fr}.auth-panel{display:none}}