:root{--color-primary: #10a37f;--color-primary-dark: #0d8a6b;--color-primary-light: #12b88a;--color-primary-hover: #0f9575;--color-bg-primary: #343541;--color-bg-secondary: #40414f;--color-bg-tertiary: #2d2e3a;--color-bg-dark: #343541;--color-bg-darker: #202123;--color-bg-sidebar: #202123;--color-bg-card: #1a1b26;--color-text-primary: #ececf1;--color-text-secondary: #c5c5d2;--color-text-light: #b7b7c4;--color-text-white: #ffffff;--color-text-muted: #b9b9c9;--color-border: #565869;--color-border-dark: #565869;--color-border-light: #40414f;--color-accent: #10a37f;--color-accent-hover: #0d8a6b;--color-error: #ef4444;--color-error-hover: #dc2626;--color-success: #10a37f;--color-warning: #f59e0b;--color-chat-user-bg: #343541;--color-chat-assistant-bg: #40414f;--color-chat-user-text: #ececf1;--color-chat-assistant-text: #ececf1;--color-header-bg: rgba(10, 10, 10, .8);--color-header-border: rgba(255, 255, 255, .1);--color-header-shadow: 0 4px 24px rgba(0, 0, 0, .3);--overlay-1: rgba(255, 255, 255, .03);--overlay-2: rgba(255, 255, 255, .05);--overlay-3: rgba(255, 255, 255, .08);--prof-overlay-bg: rgba(0, 0, 0, .45);--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .4);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .5);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .6);--shadow-modal: 0 32px 80px rgba(0, 0, 0, .55), 0 0 0 1px rgba(255, 255, 255, .06);--chat-page-bg: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);--chat-page-glow-1: rgba(139, 92, 246, .1);--chat-page-glow-2: rgba(59, 130, 246, .1);--chat-subheader-bg: rgba(26, 26, 26, .8);--chat-subheader-border: rgba(255, 255, 255, .08);--chat-subheader-shadow: 0 4px 24px rgba(0, 0, 0, .2);--chat-hamburger-bg: rgba(255, 255, 255, .05);--chat-hamburger-border: rgba(255, 255, 255, .1);--chat-hamburger-hover-bg: rgba(255, 255, 255, .1);--chat-scrollbar-header: rgba(255, 255, 255, .2);--chat-scrollbar-header-hover: rgba(255, 255, 255, .3);--chat-scrollbar-msg: rgba(255, 255, 255, .1);--chat-scrollbar-msg-hover: rgba(139, 92, 246, .4);--chat-module-text: rgba(255, 255, 255, .78);--chat-module-hover-color: #a78bfa;--chat-module-hover-bg: rgba(139, 92, 246, .1);--chat-module-active-color: #a78bfa;--chat-module-active-bg: rgba(139, 92, 246, .1);--chat-module-underline: linear-gradient(90deg, #8b5cf6 0%, #3b82f6 100%);--chat-empty-text: rgba(255, 255, 255, .62);--sidebar-bg: linear-gradient(180deg, #1a1a1a 0%, #0f0f0f 100%);--sidebar-border: rgba(255, 255, 255, .08);--sidebar-shadow: 4px 0 24px rgba(0, 0, 0, .3);--sidebar-glow-1: rgba(139, 92, 246, .1);--sidebar-glow-2: rgba(59, 130, 246, .1);--sidebar-close-bg: rgba(255, 255, 255, .1);--sidebar-close-border: rgba(255, 255, 255, .2);--sidebar-close-hover-bg: rgba(255, 255, 255, .2);--sidebar-close-color: var(--color-text-primary);--sidebar-section-divider: rgba(255, 255, 255, .08);--sidebar-text-strong: rgba(255, 255, 255, .94);--sidebar-text-muted: rgba(255, 255, 255, .62);--sidebar-text-faint: rgba(255, 255, 255, .52);--sidebar-label-uppercase: rgba(255, 255, 255, .55);--sidebar-section-heading: rgba(255, 255, 255, .68);--sidebar-module-name-active: #ffffff;--sidebar-card-hover-bg: rgba(255, 255, 255, .07);--sidebar-card-hover-border: rgba(255, 255, 255, .12);--sidebar-history-hover-bg: rgba(255, 255, 255, .08);--sidebar-history-title: rgba(255, 255, 255, .92);--sidebar-history-time: rgba(255, 255, 255, .62);--sidebar-history-delete-color: rgba(255, 255, 255, .55);--sidebar-history-delete-hover-bg: rgba(239, 68, 68, .22);--sidebar-history-delete-hover-color: #f87171;--sidebar-contact-border-top: rgba(255, 255, 255, .1);--sidebar-contact-link-fg: rgba(255, 255, 255, .92);--sidebar-contact-link-bg: rgba(255, 255, 255, .07);--sidebar-contact-link-border: rgba(255, 255, 255, .12);--sidebar-footer-border-top: rgba(255, 255, 255, .1);--sidebar-footer-bg: rgba(0, 0, 0, .22);--sidebar-user-name: #ffffff;--sidebar-user-email: rgba(255, 255, 255, .65);--sidebar-logout-bg: rgba(255, 255, 255, .06);--sidebar-logout-color: rgba(255, 255, 255, .65);--sidebar-section-rule: rgba(255, 255, 255, .12);--sidebar-empty-text: rgba(255, 255, 255, .58);--sidebar-resize-hit-w: 14px;--sidebar-resize-hit-h: 18px;--sidebar-resize-gutter-hover: linear-gradient(90deg, transparent, rgba(139, 92, 246, .28));--sidebar-resize-gutter-active: linear-gradient(90deg, transparent, rgba(139, 92, 246, .44));--sidebar-resize-row-line-hover: linear-gradient(90deg, transparent, rgba(139, 92, 246, .62), transparent);--module-control-bg: rgba(255, 255, 255, .07);--module-control-border: rgba(255, 255, 255, .14);--module-control-hover-bg: rgba(255, 255, 255, .11);--module-surface: rgba(255, 255, 255, .04);--module-surface-hover: rgba(255, 255, 255, .07);--module-surface-raised: rgba(255, 255, 255, .06);--module-surface-nested: rgba(0, 0, 0, .2);--module-border: rgba(255, 255, 255, .1);--module-border-muted: rgba(255, 255, 255, .06);--module-border-strong: rgba(255, 255, 255, .15);--module-input-bg: rgba(255, 255, 255, .05);--module-input-border: rgba(255, 255, 255, .12);--module-input-hover-bg: rgba(255, 255, 255, .08);--module-placeholder: rgba(255, 255, 255, .5);--module-text-placeholder: rgba(255, 255, 255, .55);--module-muted-text: rgba(255, 255, 255, .65);--module-faint-text: rgba(255, 255, 255, .58);--module-subtle-text: rgba(255, 255, 255, .85);--module-modal-backdrop: rgba(0, 0, 0, .6);--module-modal-bg: rgba(32, 32, 38, .97);--module-modal-border: rgba(255, 255, 255, .12);--module-modal-shadow: 0 24px 48px rgba(0, 0, 0, .45), 0 0 0 1px rgba(255, 255, 255, .06);--module-spinner-track: rgba(255, 255, 255, .22);--module-scrollbar-thumb: rgba(255, 255, 255, .15);--module-scrollbar-thumb-hover: rgba(255, 255, 255, .25);--module-link: #60a5fa;--module-link-hover: #93c5fd;--module-table-header-bg: rgba(255, 255, 255, .06);--module-row-bg: rgba(255, 255, 255, .045);--module-row-hover-bg: rgba(255, 255, 255, .07);--module-surface-dim: rgba(255, 255, 255, .03);--gatepass-control-bg: var(--module-control-bg);--gatepass-control-border: var(--module-control-border);--gatepass-control-hover-bg: var(--module-control-hover-bg);--gatepass-row-bg: var(--module-row-bg);--gatepass-row-border: var(--module-border);--gatepass-row-hover-bg: var(--module-row-hover-bg);--gatepass-expanded-bg: var(--module-surface-nested);--gatepass-table-header-bg: var(--module-table-header-bg);--gatepass-spinner-track: var(--module-spinner-track);--gatepass-link-color: var(--module-link);--gatepass-link-hover: var(--module-link-hover);--auth-backdrop: rgba(0, 0, 0, .6);--auth-card-border: rgba(255, 255, 255, .08);--auth-card-shadow: 0 32px 64px rgba(0, 0, 0, .5), 0 0 0 1px rgba(255, 255, 255, .05);--auth-close-bg: rgba(255, 255, 255, .06);--auth-close-border: rgba(255, 255, 255, .08);--auth-close-hover-bg: rgba(255, 255, 255, .12);--form-input-bg: rgba(255, 255, 255, .04);--form-input-bg-hover: rgba(255, 255, 255, .07);--form-input-bg-focus: rgba(255, 255, 255, .08);--form-input-border-hover: rgba(255, 255, 255, .26);--form-input-focus-ring: 0 0 0 3px rgba(16, 163, 127, .3);--form-input-action-hover-bg: rgba(255, 255, 255, .1);--form-actions-border: rgba(255, 255, 255, .1);--form-actions-bg-fade: rgba(0, 0, 0, .18);--form-input-readonly-bg: rgba(255, 255, 255, .05);--form-readonly-chip-bg: rgba(255, 255, 255, .08);--btn-outline-bg: rgba(255, 255, 255, .06);--btn-outline-border: rgba(255, 255, 255, .16);--btn-outline-color: rgba(255, 255, 255, .88);--btn-outline-hover-bg: rgba(255, 255, 255, .11);--btn-outline-hover-border: rgba(255, 255, 255, .28);--btn-outline-shadow: 0 1px 2px rgba(0, 0, 0, .25);--btn-outline-hover-shadow: 0 4px 14px rgba(0, 0, 0, .3);--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--spacing-3xl: 4rem;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 1.875rem;--font-size-4xl: 2.25rem;--radius-sm: .25rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-full: 9999px;--header-height: 60px;--sidebar-width: 260px;--sidebar-width-collapsed: 60px;--input-height: 52px;--max-content-width: 768px;--breakpoint-xs: 480px;--breakpoint-sm: 640px;--breakpoint-md: 768px;--breakpoint-lg: 1024px;--breakpoint-xl: 1280px;--breakpoint-2xl: 1536px;--ml-pro-shell-bg: rgba(0, 0, 0, .22);--ml-pro-shell-border: rgba(255, 255, 255, .12);--ml-pro-shell-shadow: none;--ml-pro-card-elev-shadow: none;--ml-pro-subtle-surface: rgba(255, 255, 255, .06);--ml-pro-subtle-border: rgba(255, 255, 255, .1);--ml-pro-text: rgba(255, 255, 255, .94);--ml-pro-text-title: rgba(255, 255, 255, .97);--ml-pro-text-muted: rgba(255, 255, 255, .55);--ml-pro-text-label: rgba(255, 255, 255, .45);--ml-pro-text-faint: rgba(255, 255, 255, .42);--ml-pro-text-extra: rgba(255, 255, 255, .4);--ml-pro-card-surface: rgba(0, 0, 0, .2);--ml-pro-card-border: rgba(255, 255, 255, .12);--ml-pro-input-bg: rgba(255, 255, 255, .08);--ml-pro-input-border: rgba(255, 255, 255, .2);--ml-pro-input-text: #ffffff;--ml-pro-placeholder: rgba(255, 255, 255, .35);--ml-pro-form-label: rgba(255, 255, 255, .85);--ml-pro-icon-bg: rgba(6, 182, 212, .15);--ml-pro-icon-fg: #22d3ee;--ml-pro-control-accent: #22d3ee;--ml-pro-id: #67e8f9;--ml-pro-scrollbar: rgba(255, 255, 255, .18);--ml-pro-pill-bg: rgba(255, 255, 255, .08);--ml-pro-pill-border: rgba(255, 255, 255, .12);--ml-pro-pill-text: rgba(255, 255, 255, .88);--ml-pro-pill-strong-text: #fed7aa;--ml-pro-mix-base: rgba(255, 255, 255, .06);--ml-pro-boq-grad-from: rgba(255, 255, 255, .06);--ml-pro-boq-grad-to: rgba(0, 0, 0, .18);--ml-pro-metric-val: #fef3c7;--ml-pro-dash-border: rgba(255, 255, 255, .12);--ml-pro-upload-intro: rgba(255, 255, 255, .92);--ml-pro-upload-zone-border: rgba(6, 182, 212, .45);--ml-pro-upload-zone-bg: rgba(6, 182, 212, .08);--ml-pro-upload-zone-hover-border: rgba(6, 182, 212, .65);--ml-pro-upload-zone-hover-bg: rgba(6, 182, 212, .12);--ml-pro-upload-label-accent: #22d3ee;--ml-pro-upload-hint: rgba(255, 255, 255, .5);--ml-pro-error-text: #fecaca;--ml-pro-error-bg: rgba(239, 68, 68, .15);--ml-pro-error-border: rgba(239, 68, 68, .35);--ml-ext-grad-a: rgba(6, 182, 212, .14);--ml-ext-grad-b: rgba(15, 23, 42, .92);--ml-ext-grad-c: rgba(8, 145, 178, .12);--ml-ext-border: rgba(6, 182, 212, .35);--ml-ext-glow: rgba(34, 211, 238, .2);--ml-ext-icon-wrap-bg-a: rgba(6, 182, 212, .35);--ml-ext-icon-wrap-bg-b: rgba(8, 145, 178, .2);--ml-ext-icon-wrap-border: rgba(34, 211, 238, .4);--ml-ext-icon-fg: #22d3ee;--ml-ext-badge-text: #a5f3fc;--ml-ext-badge-bg: rgba(6, 182, 212, .22);--ml-ext-badge-border: rgba(34, 211, 238, .35);--ml-ext-title: rgba(255, 255, 255, .96);--ml-ext-intro: rgba(255, 255, 255, .88);--ml-ext-detail: rgba(255, 255, 255, .58);--ml-ext-track-bg: rgba(0, 0, 0, .35);--ml-ext-track-border: rgba(255, 255, 255, .08);--ml-ext-meta: rgba(255, 255, 255, .55);--ml-ext-meta-strong: #67e8f9;--ml-ext-id: rgba(255, 255, 255, .38);--ml-ext-progress-fill-a: #0891b2;--ml-ext-progress-fill-b: #22d3ee;--ml-ext-progress-fill-c: #06b6d4;--ml-ext-progress-glow: rgba(34, 211, 238, .45);--ml-ext-pulse: #22d3ee;--ml-ext-pulse-ring: rgba(34, 211, 238, .55);--ml-ext-card-shadow: 0 12px 40px rgba(0, 0, 0, .35);--ml-ext-shimmer-mid: rgba(255, 255, 255, .22);--ml-pro-success-msg: rgba(255, 255, 255, .98);--ml-pro-success-id-bg: rgba(0, 0, 0, .25);--ml-pro-success-id-label: rgba(255, 255, 255, .55);--ml-pro-success-id-border: transparent;--ml-pro-success-grad-1: rgba(6, 182, 212, .16);--ml-pro-success-grad-2: rgba(6, 182, 212, .08);--ml-pro-success-border: rgba(6, 182, 212, .35);--ml-pro-success-id-value: #67e8f9}:root[data-theme=light]{--color-primary: #0d9488;--color-primary-dark: #0f766e;--color-primary-light: #14b8a6;--color-primary-hover: #115e59;--color-bg-primary: #f4f7fb;--color-bg-secondary: #ffffff;--color-bg-tertiary: #eef2f7;--color-bg-dark: #f4f7fb;--color-bg-darker: #e2e8f0;--color-bg-sidebar: #ffffff;--color-bg-card: #ffffff;--color-text-primary: #0f172a;--color-text-secondary: #334155;--color-text-light: #475569;--color-text-muted: #334155;--color-border: #e2e8f0;--color-border-dark: #cbd5e1;--color-border-light: #f1f5f9;--color-accent: #0d9488;--color-accent-hover: #0f766e;--color-success: #0d9488;--color-chat-user-bg: #ecfdf5;--color-chat-assistant-bg: #ffffff;--color-chat-user-text: #064e3b;--color-chat-assistant-text: #0f172a;--color-header-bg: rgba(255, 255, 255, .82);--color-header-border: rgba(15, 23, 42, .07);--color-header-shadow: 0 8px 32px rgba(15, 23, 42, .08);--overlay-1: rgba(15, 23, 42, .03);--overlay-2: rgba(15, 23, 42, .05);--overlay-3: rgba(15, 23, 42, .09);--prof-overlay-bg: rgba(15, 23, 42, .24);--shadow-sm: 0 1px 2px 0 rgba(15, 23, 42, .06);--shadow-md: 0 4px 12px -2px rgba(15, 23, 42, .08);--shadow-lg: 0 12px 32px -8px rgba(15, 23, 42, .12);--shadow-xl: 0 24px 48px -12px rgba(15, 23, 42, .14);--shadow-modal: 0 24px 64px rgba(15, 23, 42, .14), 0 0 0 1px rgba(15, 23, 42, .08);--chat-page-bg: linear-gradient(152deg, #f8fafc 0%, #f1f5f9 42%, #e8f4f2 100%);--chat-page-glow-1: rgba(13, 148, 136, .11);--chat-page-glow-2: rgba(59, 130, 246, .09);--chat-subheader-bg: rgba(255, 255, 255, .9);--chat-subheader-border: rgba(15, 23, 42, .08);--chat-subheader-shadow: 0 4px 24px rgba(15, 23, 42, .06);--chat-hamburger-bg: rgba(15, 23, 42, .04);--chat-hamburger-border: rgba(15, 23, 42, .1);--chat-hamburger-hover-bg: rgba(13, 148, 136, .08);--chat-scrollbar-header: rgba(15, 23, 42, .18);--chat-scrollbar-header-hover: rgba(15, 23, 42, .28);--chat-scrollbar-msg: rgba(15, 23, 42, .12);--chat-scrollbar-msg-hover: rgba(13, 148, 136, .35);--chat-module-text: rgba(15, 23, 42, .72);--chat-module-hover-color: #0d9488;--chat-module-hover-bg: rgba(13, 148, 136, .1);--chat-module-active-color: #0f766e;--chat-module-active-bg: rgba(13, 148, 136, .09);--chat-module-underline: linear-gradient(90deg, #0d9488 0%, #2563eb 100%);--chat-empty-text: #64748b;--sidebar-bg: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);--sidebar-border: rgba(15, 23, 42, .08);--sidebar-shadow: 4px 0 32px rgba(15, 23, 42, .06);--sidebar-glow-1: rgba(13, 148, 136, .08);--sidebar-glow-2: rgba(59, 130, 246, .07);--sidebar-close-bg: rgba(15, 23, 42, .05);--sidebar-close-border: rgba(15, 23, 42, .1);--sidebar-close-hover-bg: rgba(13, 148, 136, .1);--sidebar-close-color: var(--color-text-primary);--sidebar-section-divider: rgba(15, 23, 42, .08);--sidebar-text-strong: #0f172a;--sidebar-text-muted: #475569;--sidebar-text-faint: #64748b;--sidebar-label-uppercase: #64748b;--sidebar-section-heading: #475569;--sidebar-module-name-active: #0f766e;--sidebar-card-hover-bg: rgba(15, 23, 42, .05);--sidebar-card-hover-border: rgba(15, 23, 42, .12);--sidebar-history-hover-bg: rgba(13, 148, 136, .08);--sidebar-history-title: #0f172a;--sidebar-history-time: #64748b;--sidebar-history-delete-color: #64748b;--sidebar-history-delete-hover-bg: rgba(239, 68, 68, .12);--sidebar-history-delete-hover-color: #dc2626;--sidebar-contact-border-top: rgba(15, 23, 42, .08);--sidebar-contact-link-fg: #0f172a;--sidebar-contact-link-bg: rgba(15, 23, 42, .04);--sidebar-contact-link-border: rgba(15, 23, 42, .12);--sidebar-footer-border-top: rgba(15, 23, 42, .08);--sidebar-footer-bg: rgba(15, 23, 42, .03);--sidebar-user-name: #0f172a;--sidebar-user-email: #64748b;--sidebar-logout-bg: rgba(15, 23, 42, .06);--sidebar-logout-color: #475569;--sidebar-section-rule: rgba(15, 23, 42, .1);--sidebar-empty-text: #64748b;--sidebar-resize-hit-w: 14px;--sidebar-resize-hit-h: 18px;--sidebar-resize-gutter-hover: linear-gradient(90deg, transparent, rgba(13, 148, 136, .24));--sidebar-resize-gutter-active: linear-gradient(90deg, transparent, rgba(13, 148, 136, .38));--sidebar-resize-row-line-hover: linear-gradient(90deg, transparent, rgba(13, 148, 136, .52), transparent);--module-control-bg: #ffffff;--module-control-border: rgba(15, 23, 42, .12);--module-control-hover-bg: #f8fafc;--module-surface: #ffffff;--module-surface-hover: #f1f5f9;--module-surface-raised: #f8fafc;--module-surface-nested: #f8fafc;--module-border: rgba(15, 23, 42, .1);--module-border-muted: rgba(15, 23, 42, .08);--module-border-strong: rgba(15, 23, 42, .14);--module-input-bg: #ffffff;--module-input-border: rgba(15, 23, 42, .12);--module-input-hover-bg: #f8fafc;--module-placeholder: rgba(15, 23, 42, .52);--module-text-placeholder: rgba(15, 23, 42, .55);--module-muted-text: rgba(15, 23, 42, .66);--module-faint-text: rgba(15, 23, 42, .58);--module-subtle-text: rgba(15, 23, 42, .78);--module-modal-backdrop: rgba(15, 23, 42, .5);--module-modal-bg: #ffffff;--module-modal-border: rgba(15, 23, 42, .1);--module-modal-shadow: 0 24px 48px rgba(15, 23, 42, .12), 0 0 0 1px rgba(15, 23, 42, .04);--module-spinner-track: rgba(15, 23, 42, .15);--module-scrollbar-thumb: rgba(15, 23, 42, .2);--module-scrollbar-thumb-hover: rgba(15, 23, 42, .32);--module-link: #0f766e;--module-link-hover: #0d5c52;--module-table-header-bg: #f1f5f9;--module-row-bg: #ffffff;--module-row-hover-bg: #f1f5f9;--module-surface-dim: #f8fafc;--gatepass-control-bg: var(--module-control-bg);--gatepass-control-border: var(--module-control-border);--gatepass-control-hover-bg: var(--module-control-hover-bg);--gatepass-row-bg: var(--module-row-bg);--gatepass-row-border: var(--module-border);--gatepass-row-hover-bg: var(--module-row-hover-bg);--gatepass-expanded-bg: var(--module-surface-nested);--gatepass-table-header-bg: var(--module-table-header-bg);--gatepass-spinner-track: var(--module-spinner-track);--gatepass-link-color: var(--module-link);--gatepass-link-hover: var(--module-link-hover);--auth-backdrop: rgba(15, 23, 42, .45);--auth-card-border: rgba(15, 23, 42, .1);--auth-card-shadow: 0 32px 64px rgba(15, 23, 42, .12), 0 0 0 1px rgba(15, 23, 42, .04);--auth-close-bg: rgba(15, 23, 42, .04);--auth-close-border: rgba(15, 23, 42, .1);--auth-close-hover-bg: rgba(15, 23, 42, .08);--form-input-bg: #ffffff;--form-input-bg-hover: #f8fafc;--form-input-bg-focus: #ffffff;--form-input-border-hover: rgba(13, 148, 136, .55);--form-input-focus-ring: 0 0 0 3px rgba(13, 148, 136, .22);--form-input-action-hover-bg: rgba(15, 23, 42, .08);--form-actions-border: rgba(15, 23, 42, .12);--form-actions-bg-fade: rgba(15, 23, 42, .05);--form-input-readonly-bg: #f1f5f9;--form-readonly-chip-bg: rgba(15, 23, 42, .06);--btn-outline-bg: #ffffff;--btn-outline-border: rgba(15, 23, 42, .14);--btn-outline-color: #0f172a;--btn-outline-hover-bg: #f8fafc;--btn-outline-hover-border: rgba(13, 148, 136, .42);--btn-outline-shadow: 0 1px 2px rgba(15, 23, 42, .06);--btn-outline-hover-shadow: 0 4px 14px rgba(15, 23, 42, .08);--ml-pro-shell-bg: #f8fafc;--ml-pro-shell-border: rgba(15, 23, 42, .1);--ml-pro-shell-shadow: 0 1px 3px rgba(15, 23, 42, .06);--ml-pro-card-elev-shadow: 0 1px 3px rgba(15, 23, 42, .05);--ml-pro-subtle-surface: #ffffff;--ml-pro-subtle-border: rgba(15, 23, 42, .1);--ml-pro-text: 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0}.header-language-selector{position:relative}.header-language-button{display:flex;align-items:center;gap:var(--spacing-sm);background:transparent;border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--spacing-xs) var(--spacing-md);color:var(--color-text-primary);cursor:pointer;transition:all .2s ease;font-size:var(--font-size-sm)}.header-language-button:hover{background:var(--color-bg-tertiary);border-color:var(--color-primary)}.header-language-text{font-size:var(--font-size-sm)}.header-auth-buttons{display:flex;align-items:center;gap:var(--spacing-sm)}.header-auth-button{padding:var(--spacing-xs) var(--spacing-md);border-radius:var(--radius-md);font-size:var(--font-size-sm);font-weight:500;text-decoration:none;transition:all .2s ease;border:1px solid transparent}.header-auth-button-login{color:var(--color-text-primary);background:transparent;border-color:var(--color-border)}.header-auth-button-login:hover{background:var(--color-bg-tertiary);border-color:var(--color-primary)}.header-auth-button-signup{color:var(--color-text-white);background:var(--color-primary);border-color:var(--color-primary)}.header-auth-button-signup:hover{background:var(--color-primary-hover);border-color:var(--color-primary-hover)}.header-profile{position:relative}.header-profile-button{display:flex;align-items:center;gap:var(--spacing-sm);background:transparent;border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--spacing-xs) var(--spacing-md);color:var(--color-text-primary);cursor:pointer;transition:all .2s ease;font-size:var(--font-size-sm)}.header-profile-button:hover{background:var(--color-bg-tertiary);border-color:var(--color-primary)}.header-profile-avatar{width:32px;height:32px;border-radius:var(--radius-full);background:var(--color-primary);color:var(--color-text-white);display:flex;align-items:center;justify-content:center;font-weight:600;font-size:var(--font-size-sm);flex-shrink:0}.header-profile-name{font-size:var(--font-size-sm);font-weight:500;max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.header-dropdown{position:absolute;top:calc(100% + var(--spacing-xs));right:0;background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);min-width:200px;z-index:1001;overflow:hidden}.header-dropdown-header{padding:var(--spacing-md);border-bottom:1px solid var(--color-border);display:flex;align-items:center;gap:var(--spacing-md)}.header-dropdown-avatar{width:40px;height:40px;border-radius:var(--radius-full);background:var(--color-primary);color:var(--color-text-white);display:flex;align-items:center;justify-content:center;font-weight:600;font-size:var(--font-size-base);flex-shrink:0}.header-dropdown-user-info{flex:1;min-width:0}.header-dropdown-name{font-size:var(--font-size-sm);font-weight:600;color:var(--color-text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.header-dropdown-email{font-size:var(--font-size-xs);color:var(--color-text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.header-dropdown-item{width:100%;padding:var(--spacing-md);background:transparent;border:none;color:var(--color-text-primary);text-align:left;cursor:pointer;transition:background .2s ease;font-size:var(--font-size-sm);display:flex;align-items:center;gap:var(--spacing-sm)}.header-dropdown-item:hover{background:var(--color-bg-tertiary)}.header-dropdown-item.active{background:var(--color-bg-tertiary);color:var(--color-primary);font-weight:500}@media(min-width:641px)and (max-width:1024px){.app-header-chat .header-left{gap:var(--spacing-md)}.header-modules-nav{gap:var(--spacing-sm)}.header-module-item{font-size:var(--font-size-xs);padding:var(--spacing-xs) var(--spacing-xs)}}@media(max-width:640px){.app-header{padding:0 var(--spacing-md);box-shadow:0 1px 0 var(--color-header-border),var(--header-mobile-extra-shadow)}.app-header-chat .header-left{gap:var(--spacing-xs)}.header-logo{font-size:var(--font-size-lg)}.header-language-text,.header-profile-name{display:none}.header-auth-button{padding:var(--spacing-xs) var(--spacing-sm);font-size:var(--font-size-xs)}.header-modules-nav{display:none}}.app-container{padding-top:var(--header-height);min-height:100vh}.app-main{outline:none}.skip-link{position:absolute;left:16px;top:-120px;z-index:10000;padding:10px 18px;border-radius:10px;font-weight:600;font-size:.95rem;text-decoration:none;color:#fff;background:var(--color-primary, #0d9488);box-shadow:0 4px 20px #00000040;transition:top .15s ease}.skip-link:focus{top:calc(var(--header-height, 64px) + 8px);outline:3px solid var(--color-primary-light, #2dd4bf);outline-offset:2px}.app-route-fallback{display:flex;align-items:center;justify-content:center;gap:12px;min-height:40vh;padding:48px 24px;color:var(--color-text-secondary, #64748b);font-size:.95rem}.app-route-fallback-spinner{width:22px;height:22px;border:3px solid var(--color-border, #e2e8f0);border-top-color:var(--color-primary, #0d9488);border-radius:50%;animation:app-route-spin .7s linear infinite}@keyframes app-route-spin{to{transform:rotate(360deg)}}