:root.dark-mode,body.dark-mode{--primary-color:#C5C6FF;--primary-light:#E2E3FF;--primary-dark:#918FFF;--accent-color:#667EEA;--accent-light:#A8B8FF;--accent-dark:#764BA2;--tone-3-color:rgb(122,149,255);--tone-4-color:rgb(199,133,255);--secondary-color:#3EDFC3;--secondary-light:#68F0D7;--secondary-dark:#1CB59B;--success-color:#4CD9A8;--warning-color:#F7C25F;--danger-color:#F87398;--info-color:#5FB6FF;--success-dark:#1CB59B;--warning-dark:#D18D14;--danger-dark:#DE4871;--on-success-color:#F1EDFF;--on-danger-color:#F1EDFF;--quiz-option-success-bg:#1C6F50;--quiz-option-danger-bg:#7A1F3A;--white:#0F0A1E;--gray-50:#110D26;--gray-100:#171332;--gray-200:#1F1A41;--gray-300:#272151;--gray-400:#312A63;--gray-500:#403779;--gray-600:#564C93;--gray-700:#8C7FC0;--gray-800:#C1B6EC;--gray-900:#F1EDFF;--quest-tooltip-background:rgba(31,26,65,0.95);--quest-tooltip-text:#F8F5FF;--shadow-sm:0 8px 16px -12px rgba(7,5,20,0.6);--shadow-md:0 16px 32px -18px rgba(7,5,20,0.55);--shadow-lg:0 28px 60px -28px rgba(3,2,30,0.65);--shadow-xl:0 40px 90px -38px rgba(3,2,30,0.75);--overlay-backdrop-bg:rgba(0,0,0,0.62);--card-background:rgba(23,19,50,0.85);--dark-surface:rgba(39,33,81,0.82);--background-color:#0B081C;--background-color-secondary:rgba(36,27,74,0.7);--text-color:#F1EDFF;--text-color-secondary:rgba(193,182,236,0.8);--border-color:rgba(140,127,192,0.35);--primary-color-dark:#B9BBFF;--dark-bg:var(--background-color);--dark-bg-secondary:var(--surface-card-bg);--dark-bg-tertiary:var(--compact-control-bg);--dark-text:var(--gray-900);--dark-text-primary:var(--gray-900);--dark-text-secondary:var(--index-stats-card-body-text-color);--dark-border:var(--surface-card-border);--index-extension-bg:linear-gradient(140deg,rgba(31,58,95,0.9),rgba(46,196,182,0.6));--index-extension-border:rgba(255,255,255,0.18);--index-extension-shadow:0 22px 44px -28px rgba(12,14,37,0.55);--index-extension-title-color:var(--gray-900);--index-extension-copy-color:rgba(193,182,236,0.86);--index-extension-badge-bg:rgba(255,255,255,0.18);--index-extension-badge-border:rgba(255,255,255,0.25);--index-extension-badge-color:rgba(241,237,255,0.95);--index-extension-browser-bg:rgba(15,23,42,0.9);--index-extension-browser-border:rgba(255,255,255,0.2);--index-extension-browser-color:var(--gray-900);--index-hero-bg:linear-gradient(135deg,rgba(31,58,95,0.95),rgba(46,196,182,0.82));--index-hero-shadow:0 32px 64px -32px rgba(12,14,37,0.55);--index-hero-overlay:radial-gradient(circle at 20% 20%,rgba(255,255,255,0.18),transparent 55%),radial-gradient(circle at 78% 18%,rgba(255,255,255,0.14),transparent 50%),radial-gradient(circle at 50% 80%,rgba(255,255,255,0.1),transparent 55%);--index-hero-title-color:var(--gray-900);--index-hero-rank-color:rgba(241,237,255,0.92);--index-hero-subtitle-color:rgba(193,182,236,0.8);--index-progress-bg:rgba(23,19,50,0.82);--index-progress-color:rgba(241,237,255,0.92);--index-progress-border:rgba(140,127,192,0.35);--index-progress-shadow:0 24px 48px -24px rgba(8,6,26,0.6);--index-progress-strip:linear-gradient(90deg,rgba(150,146,255,0.85) 0%,rgba(111,214,202,0.75) 100%);--index-progress-title-color:rgba(193,182,236,0.9);--index-progress-value-color:rgba(111,214,202,0.85);--index-progress-label-color:rgba(193,182,236,0.7);--index-activity-bg:rgba(23,19,50,0.78);--index-activity-border:rgba(140,127,192,0.35);--index-activity-shadow:0 24px 48px -24px rgba(8,6,26,0.6);--index-activity-hover-border:rgba(150,146,255,0.45);--index-activity-hover-shadow:0 28px 54px -24px rgba(8,6,26,0.7);--index-activity-title-color:rgba(241,237,255,0.92);--index-activity-secondary-color:rgba(193,182,236,0.75);--index-activity-meta-color:rgba(193,182,236,0.75);--index-activity-icon-bg:rgba(79,68,134,0.35);--index-activity-icon-color:rgba(241,237,255,0.9);--index-path-selector-bg:rgba(31,26,65,0.85);--index-path-selector-border:rgba(140,127,192,0.32);--index-path-tab-color:rgba(193,182,236,0.85);--index-path-tab-hover-bg:rgba(49,42,99,0.72);--index-path-tab-hover-border:rgba(193,182,236,0.25);--index-path-tab-hover-color:var(--gray-900);--index-path-tab-focus-border:rgba(150,146,255,0.52);--index-path-tab-focus-ring:rgba(150,146,255,0.2);--index-path-tab-active-bg:rgba(23,19,50,0.9);--index-path-tab-active-color:var(--accent-color);--index-path-tab-active-border:rgba(193,182,236,0.3);--index-path-tab-active-shadow:0 14px 26px -16px rgba(8,6,26,0.55);--index-stats-card-bg:rgba(23,19,50,0.82);--index-stats-card-border:rgba(140,127,192,0.35);--index-stats-card-shadow:0 24px 48px -24px rgba(8,6,26,0.6);--index-stats-card-title-color:rgba(241,237,255,0.9);--index-stats-card-body-text-color:rgba(193,182,236,0.78);--index-panel-bg:rgba(23,19,50,0.82);--index-panel-border:rgba(140,127,192,0.35);--index-panel-shadow:0 24px 48px -24px rgba(8,6,26,0.62);--index-panel-hover-border:rgba(193,182,236,0.4);--index-panel-hover-shadow:0 28px 54px -22px rgba(8,6,26,0.7);--index-panel-header-border:rgba(140,127,192,0.35);--index-panel-header-bg:linear-gradient(180deg,rgba(49,42,99,0.6),rgba(49,42,99,0));--index-panel-title-color:rgba(241,237,255,0.9);--surface-card-bg:rgba(23,19,50,0.78);--surface-card-border:rgba(140,127,192,0.35);--surface-card-shadow:0 28px 55px -26px rgba(8,6,26,0.7);--surface-card-hover-border:rgba(193,182,236,0.42);--surface-card-hover-shadow:0 32px 60px -24px rgba(8,6,26,0.76);--surface-card-header-border:rgba(140,127,192,0.35);--surface-card-header-bg:linear-gradient(180deg,rgba(49,42,99,0.6),rgba(49,42,99,0));--surface-card-footer-border:rgba(140,127,192,0.35);--surface-card-footer-bg:linear-gradient(180deg,rgba(36,27,74,0),rgba(36,27,74,0.6));--surface-card-backdrop:blur(18px);--compact-control-bg:rgba(31,26,65,0.6);--surface-menu-bg:#1F1A41;--compact-control-border:rgba(140,127,192,0.35);--compact-control-text:rgba(241,237,255,0.9);--compact-control-hover-bg:rgba(39,33,81,0.78);--compact-control-hover-border:rgba(193,182,236,0.45);--compact-streak-fire-color:rgba(148,163,184,0.8);--compact-streak-fire-filter:grayscale(1) brightness(0.8);--compact-streak-fire-active-color:#ff857a;--compact-streak-fire-active-filter:none;--compact-streak-number-color:rgba(209,213,219,0.7);--compact-streak-number-active-color:rgba(241,237,255,0.9);--compact-streak-divider-color:rgba(193,182,236,0.35);--compact-streak-freeze-off-color:#f87171;--compact-streak-freeze-on-color:#34d399;--compact-language-menu-bg:rgba(31,26,65,0.92);--compact-language-menu-border:rgba(140,127,192,0.32);--compact-language-menu-shadow:0 24px 48px rgba(12,14,37,0.55);--compact-language-column-divider:rgba(140,127,192,0.28);--compact-language-section-title-color:rgba(193,182,236,0.65);--compact-language-option-color:rgba(241,237,255,0.9);--compact-language-option-hover-bg:rgba(63,53,120,0.35);--compact-language-option-hover-color:#F1EDFF;--compact-language-option-active-bg:rgba(150,146,255,0.85);--compact-language-option-active-color:#0F121F;--compact-language-option-active-hover-bg:rgba(122,114,255,0.85);--compact-language-option-active-hover-color:#0F121F;--link-color:var(--accent-color);--link-hover-color:var(--accent-light);--btn-primary-bg:linear-gradient(135deg,var(--primary-light),var(--primary-color));--btn-primary-hover-bg:linear-gradient(135deg,var(--primary-color),var(--primary-dark));--btn-primary-color:var(--white);--btn-primary-border:var(--primary-dark);--btn-primary-shadow:0 20px 38px -20px rgba(114,107,255,0.6);--btn-primary-shadow-hover:0 26px 46px -20px rgba(114,107,255,0.7);--btn-success-bg:linear-gradient(135deg,var(--success-color),var(--success-dark));--btn-success-color:#031a16;--btn-success-border:var(--success-dark);--btn-success-shadow:0 18px 34px -20px rgba(29,181,155,0.55);--btn-success-shadow-hover:0 24px 42px -20px rgba(29,181,155,0.65);--btn-warning-bg:linear-gradient(135deg,var(--warning-color),var(--warning-dark));--btn-warning-color:#1b1003;--btn-warning-border:var(--warning-dark);--btn-warning-shadow:0 18px 34px -20px rgba(209,141,20,0.5);--btn-warning-shadow-hover:0 24px 42px -20px rgba(209,141,20,0.58);--btn-danger-bg:linear-gradient(135deg,var(--danger-color),var(--danger-dark));--btn-danger-color:#2b040f;--btn-danger-border:var(--danger-dark);--btn-danger-shadow:0 18px 34px -20px rgba(222,72,113,0.55);--btn-danger-shadow-hover:0 24px 42px -20px rgba(222,72,113,0.65);--app-rail-badge-bg:var(--danger-color);--app-rail-badge-color:var(--btn-danger-color);--app-rail-badge-border:color-mix(in srgb,var(--danger-color) 68%,var(--surface-card-border));--app-rail-brand-color:var(--gray-900);--app-rail-brand-hover-color:var(--accent-light);--social-repost-card-bg:var(--gray-100);--social-repost-card-text:var(--gray-900);--social-repost-card-muted-text:var(--gray-800);--btn-outline-border:rgba(140,127,192,0.5);--btn-outline-hover-bg:rgba(63,53,120,0.35);--btn-outline-hover-border:rgba(193,182,236,0.55);--index-extension-browser-shadow:0 18px 36px rgba(2,6,23,0.6);--index-extension-browser-shadow-hover:0 22px 44px rgba(2,6,23,0.7);--index-extension-browser-hover-border:rgba(148,163,184,0.5);--index-browser-brand-chrome:#73A9FF;--index-browser-brand-chrome-border:rgba(115,169,255,0.5);--index-browser-brand-firefox:#FF9A63;--index-browser-brand-firefox-border:rgba(255,154,99,0.5);--index-coming-soon-bg:rgba(247,194,95,0.92);--index-coming-soon-color:#1b1003;--index-coming-soon-border:rgba(248,250,252,0.45);--index-coming-soon-shadow:0 12px 26px rgba(2,6,23,0.34);--index-multiplayer-button-shadow:var(--surface-card-shadow);--index-multiplayer-button-disabled-shadow:0 10px 20px -18px rgba(8,6,26,0.55);--index-multiplayer-active-bg:rgba(255,255,255,0.2);--index-multiplayer-active-color:var(--white);--index-multiplayer-active-border:rgba(255,255,255,0.4);--index-multiplayer-link-color:rgba(255,255,255,0.9);--index-multiplayer-link-hover-color:var(--accent-light);--flashcard-option-text-color:#0A0E17;--flashcard-option-danger-text-color:#14070D;--flashcard-option-warning-text-color:#231400;--flashcard-option-info-text-color:#081427;--flashcard-option-success-text-color:#072118;--show-answer-btn-bg:var(--info-color);--show-answer-btn-hover-bg:var(--accent-dark);--show-answer-btn-color:#071720}body.dark-mode[data-dark-theme="ember_nebula"]{--primary-color:#E3A062;--primary-light:#F4C58B;--primary-dark:#B96531;--accent-color:#D47A3C;--accent-light:#F0AA63;--accent-dark:#9E4B22;--secondary-color:#A78345;--secondary-light:#C7A45F;--secondary-dark:#76682F;--success-color:#9B8A45;--success-dark:#76682F;--warning-color:#C98E36;--warning-dark:#AF7328;--danger-color:#C25A3A;--danger-dark:#8B3324;--info-color:#B87845;--on-success-color:#0B0402;--on-danger-color:#0B0402;--white:#0B0402;--gray-50:#0D0502;--gray-100:#130805;--gray-200:#1B0D07;--gray-300:#24120A;--gray-400:#331A0F;--gray-500:#53301D;--gray-600:#7D4C2F;--gray-700:#A96F43;--gray-800:#D9A46D;--gray-900:#F4D3A2;--quest-tooltip-background:rgba(27,13,7,0.96);--quest-tooltip-text:#F6D8AA;--index-extension-bg:linear-gradient(140deg,rgba(24,10,5,0.94),rgba(76,33,16,0.74));--index-extension-border:rgba(212,122,60,0.26);--index-extension-badge-bg:rgba(212,122,60,0.16);--index-extension-badge-border:rgba(240,170,99,0.28);--index-extension-badge-color:#F0AA63;--index-extension-browser-bg:rgba(19,8,5,0.92);--index-extension-browser-border:rgba(212,122,60,0.26);--index-hero-bg:linear-gradient(135deg,rgba(18,7,4,0.96),rgba(62,25,13,0.82));--index-hero-overlay:radial-gradient(circle at 22% 18%,rgba(212,122,60,0.18),transparent 55%),radial-gradient(circle at 82% 20%,rgba(227,160,98,0.14),transparent 52%),radial-gradient(circle at 50% 82%,rgba(155,138,69,0.1),transparent 56%);--index-hero-rank-color:#F0AA63;--index-hero-subtitle-color:rgba(217,164,109,0.82);--index-progress-bg:rgba(24,10,5,0.86);--index-progress-border:rgba(169,111,67,0.34);--index-progress-strip:linear-gradient(90deg,rgba(212,122,60,0.82) 0%,rgba(227,160,98,0.68) 100%);--index-progress-value-color:#E3A062;--index-progress-label-color:rgba(217,164,109,0.72);--index-activity-bg:rgba(24,10,5,0.82);--index-activity-border:rgba(169,111,67,0.3);--index-activity-hover-border:rgba(212,122,60,0.42);--index-activity-hover-shadow:0 28px 54px -24px rgba(7,2,1,0.74);--index-activity-secondary-color:rgba(217,164,109,0.76);--index-activity-meta-color:rgba(169,111,67,0.78);--index-activity-icon-bg:rgba(83,48,29,0.45);--index-activity-icon-color:rgba(244,211,162,0.9);--index-path-selector-bg:rgba(20,8,4,0.88);--index-path-selector-border:rgba(169,111,67,0.32);--index-path-tab-color:rgba(217,164,109,0.82);--index-path-tab-hover-bg:rgba(51,26,15,0.76);--index-path-tab-hover-border:rgba(169,111,67,0.28);--index-path-tab-hover-color:var(--gray-900);--index-path-tab-focus-border:rgba(212,122,60,0.5);--index-path-tab-focus-ring:rgba(212,122,60,0.16);--index-path-tab-active-bg:rgba(27,13,7,0.9);--index-path-tab-active-color:#F0AA63;--index-path-tab-active-border:rgba(212,122,60,0.34);--index-path-tab-active-shadow:0 14px 26px -16px rgba(7,2,1,0.58);--index-stats-card-bg:rgba(24,10,5,0.82);--index-stats-card-border:rgba(169,111,67,0.3);--index-stats-card-shadow:0 24px 48px -24px rgba(7,2,1,0.64);--index-stats-card-title-color:rgba(244,211,162,0.9);--index-stats-card-body-text-color:rgba(169,111,67,0.82);--index-panel-bg:rgba(24,10,5,0.84);--index-panel-border:rgba(169,111,67,0.3);--index-panel-shadow:0 24px 48px -24px rgba(7,2,1,0.68);--index-panel-hover-border:rgba(212,122,60,0.38);--index-panel-hover-shadow:0 28px 54px -22px rgba(7,2,1,0.76);--index-panel-header-border:rgba(169,111,67,0.3);--index-panel-header-bg:linear-gradient(180deg,rgba(83,48,29,0.52),rgba(83,48,29,0));--index-panel-title-color:rgba(244,211,162,0.9);--surface-card-bg:rgba(24,10,5,0.82);--surface-card-border:rgba(169,111,67,0.3);--surface-card-shadow:0 28px 55px -26px rgba(7,2,1,0.72);--surface-card-hover-border:rgba(212,122,60,0.38);--surface-card-hover-shadow:0 32px 60px -24px rgba(7,2,1,0.8);--surface-card-header-border:rgba(169,111,67,0.3);--surface-card-header-bg:linear-gradient(180deg,rgba(83,48,29,0.52),rgba(83,48,29,0));--surface-card-footer-border:rgba(169,111,67,0.3);--surface-card-footer-bg:linear-gradient(180deg,rgba(51,26,15,0),rgba(51,26,15,0.62));--compact-control-bg:rgba(36,18,10,0.64);--surface-menu-bg:#24120A;--compact-control-border:rgba(169,111,67,0.34);--compact-control-text:rgba(244,211,162,0.9);--compact-control-hover-bg:rgba(63,31,17,0.78);--compact-control-hover-border:rgba(240,170,99,0.42);--compact-streak-fire-color:rgba(217,164,109,0.72);--compact-streak-fire-filter:grayscale(1) brightness(0.82);--compact-streak-fire-active-color:#D47A3C;--compact-streak-fire-active-filter:none;--compact-streak-number-color:rgba(169,111,67,0.82);--compact-streak-number-active-color:rgba(244,211,162,0.9);--compact-streak-divider-color:rgba(169,111,67,0.34);--compact-streak-freeze-off-color:#C25A3A;--compact-streak-freeze-on-color:#9B8A45;--compact-language-menu-bg:rgba(20,8,4,0.95);--compact-language-menu-border:rgba(169,111,67,0.34);--compact-language-menu-shadow:0 24px 48px rgba(7,2,1,0.58);--compact-language-column-divider:rgba(169,111,67,0.24);--compact-language-section-title-color:rgba(217,164,109,0.68);--compact-language-option-color:rgba(244,211,162,0.9);--compact-language-option-hover-bg:rgba(83,48,29,0.38);--compact-language-option-hover-color:rgba(246,216,170,0.96);--compact-language-option-active-bg:rgba(227,160,98,0.86);--compact-language-option-active-color:#0B0402;--compact-language-option-active-hover-bg:rgba(212,122,60,0.88);--compact-language-option-active-hover-color:#0B0402;--link-color:var(--accent-color);--link-hover-color:var(--accent-light);--btn-primary-bg:linear-gradient(135deg,var(--primary-light),var(--primary-color));--btn-primary-hover-bg:linear-gradient(135deg,var(--primary-color),var(--primary-dark));--btn-primary-color:#0B0402;--btn-primary-border:rgba(240,170,99,0.5);--btn-primary-shadow:0 20px 38px -20px rgba(212,122,60,0.42);--btn-primary-shadow-hover:0 26px 46px -20px rgba(212,122,60,0.5);--btn-success-bg:linear-gradient(135deg,var(--success-color),var(--success-dark));--btn-success-color:#0B0402;--btn-success-border:rgba(168,147,79,0.5);--btn-warning-bg:linear-gradient(135deg,var(--warning-color),var(--warning-dark));--btn-warning-color:#0B0402;--btn-warning-border:rgba(201,142,54,0.5);--btn-danger-bg:linear-gradient(135deg,var(--danger-color),var(--danger-dark));--btn-danger-color:#0B0402;--btn-danger-border:rgba(211,106,67,0.52);--btn-outline-border:rgba(169,111,67,0.46);--btn-outline-hover-bg:rgba(83,48,29,0.34);--btn-outline-hover-border:rgba(240,170,99,0.5);--quiz-option-success-bg:#7E6F37;--quiz-option-danger-bg:#7A2D1F;--flashcard-option-text-color:#0B0402;--flashcard-option-danger-text-color:#0B0402;--flashcard-option-warning-text-color:#0B0402;--flashcard-option-info-text-color:#0B0402;--flashcard-option-success-text-color:#0B0402;--show-answer-btn-bg:#B87845;--show-answer-btn-hover-bg:var(--accent-dark);--show-answer-btn-color:#0B0402}body.dark-mode[data-dark-theme="ember_nebula"]{background:radial-gradient(circle at 15% 18%,rgba(212,122,60,0.2),transparent 42%),radial-gradient(circle at 85% 12%,rgba(227,160,98,0.12),transparent 48%),linear-gradient(180deg,#080301 0%,#110704 55%,#1B0D07 100%)}body.dark-mode[data-dark-theme="abyss_neon"]{--primary-color:#C0DEFF;--primary-light:#DCEEFF;--primary-dark:#89BBF7;--accent-color:#39D7C5;--accent-light:#94F3E8;--accent-dark:#169C90;--secondary-color:#6EA5FF;--secondary-light:#9DC3FF;--secondary-dark:#4A7ED1;--success-color:#53DDB0;--warning-color:#F5C95A;--danger-color:#FF73A6;--info-color:#77B7FF;--white:#070F1A;--gray-50:#0A1320;--gray-100:#0E1A2B;--gray-200:#142238;--gray-300:#1B2D48;--gray-400:#244060;--gray-500:#315779;--gray-600:#46739E;--gray-700:#7F9FC8;--gray-800:#BCD1EE;--gray-900:#EAF4FF;--index-extension-bg:linear-gradient(140deg,rgba(9,27,52,0.92),rgba(18,56,93,0.75));--index-extension-border:rgba(148,243,232,0.26);--index-extension-badge-bg:rgba(57,215,197,0.2);--index-extension-badge-border:rgba(148,243,232,0.34);--index-extension-browser-bg:rgba(6,19,34,0.9);--index-extension-browser-border:rgba(148,243,232,0.3);--index-hero-bg:linear-gradient(135deg,rgba(7,21,40,0.96),rgba(28,66,113,0.84));--index-hero-overlay:radial-gradient(circle 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