@import url("https://fonts.googleapis.com/css2?family=Overpass:wght@300;400;500;600;700;800&display=swap");:root{--bg-0:#060b1f;--bg-1:#140d2e;--bg-2:#1f1a46;--ink-0:#ecf2ff;--ink-1:#b9c3e6;--ink-2:#7f91b2;--brand-0:#6b8cff;--brand-1:#8f72ff;--red:#f87171;--line:rgba(255,255,255,0.14);--panel:rgba(10,14,34,0.72);--panel-strong:rgba(7,10,24,0.9);--shadow:0 32px 80px rgba(0,0,0,0.42);--radius-lg:28px;--radius-md:18px;--radius-sm:12px;--ease-in:cubic-bezier(0.4,0,1,1);--ease-out:cubic-bezier(0,0,0.2,1);--motion-fast:140ms;--motion-base:220ms;--motion-enter-duration:200ms;--motion-exit-duration:160ms;--motion-stagger-step:24ms;--motion-enter-distance:10px}*{box-sizing:border-box}body,html{margin:0;width:100%;min-height:100%}body{color:var(--ink-0);font-family:Overpass,Segoe UI,Tahoma,sans-serif;background:radial-gradient(150% 130% at 85% 10%,#22245f 0,var(--bg-1) 42%,var(--bg-0) 100%)}a{color:inherit}.site-shell{height:100dvh;width:min(1300px,100%);margin:0 auto;padding:20px 24px 18px;display:grid;grid-template-rows:auto 1fr auto;grid-gap:20px;gap:20px}.site-shell-themed{border:1px solid var(--public-theme-shell-border);border-radius:26px;background:var(--public-theme-shell-bg);box-shadow:var(--public-theme-shell-shadow)}.site-shell-themed .site-header{border-color:var(--public-theme-header-border);background:var(--public-theme-header-bg)}.site-shell-themed .site-nav a{color:var(--public-theme-nav-color);border-color:var(--public-theme-nav-border);background:var(--public-theme-nav-bg)}.site-shell-themed .site-nav a:hover{color:var(--public-theme-nav-hover-color);border-color:var(--public-theme-nav-hover-border);background:var(--public-theme-nav-hover-bg)}.site-shell-themed .site-nav a.is-active{color:var(--public-theme-nav-active-color);border-color:var(--public-theme-nav-active-border);background:var(--public-theme-nav-active-bg)}.site-shell-themed .view{border-color:var(--public-theme-view-border);background:var(--public-theme-view-bg);box-shadow:var(--public-theme-view-shadow)}.site-shell-themed .btn-primary{background:var(--public-theme-btn-primary-bg);border-color:var(--public-theme-btn-primary-border);color:var(--public-theme-btn-primary-ink)}.site-shell-themed .btn-secondary{border-color:var(--public-theme-btn-secondary-border);background:var(--public-theme-btn-secondary-bg);color:var(--public-theme-btn-secondary-ink)}.site-shell-themed .btn-secondary:hover{background:var(--public-theme-btn-secondary-hover-bg);border-color:var(--public-theme-btn-secondary-hover-border)}.site-shell-home-admin-theme{--public-theme-shell-border:rgba(56,189,248,0.22);--public-theme-shell-bg:radial-gradient(circle at 14% 18%,rgba(56,189,248,0.2),transparent 38%),radial-gradient(circle at 86% 30%,rgba(34,197,94,0.18),transparent 44%),linear-gradient(150deg,rgba(8,18,38,0.92),rgba(8,24,48,0.82));--public-theme-shell-shadow:0 24px 44px rgba(4,10,26,0.38);--public-theme-header-border:rgba(56,189,248,0.28);--public-theme-header-bg:linear-gradient(140deg,rgba(7,18,39,0.9),rgba(4,53,94,0.48));--public-theme-nav-color:rgba(224,242,254,0.9);--public-theme-nav-border:rgba(56,189,248,0.18);--public-theme-nav-bg:rgba(2,132,199,0.08);--public-theme-nav-hover-color:rgba(224,242,254,0.98);--public-theme-nav-hover-border:rgba(56,189,248,0.44);--public-theme-nav-hover-bg:rgba(14,116,144,0.18);--public-theme-nav-active-color:rgba(240,253,250,0.98);--public-theme-nav-active-border:rgba(74,222,128,0.46);--public-theme-nav-active-bg:linear-gradient(120deg,rgba(8,145,178,0.36),rgba(37,99,235,0.38));--public-theme-view-border:rgba(148,163,184,0.26);--public-theme-view-bg:linear-gradient(155deg,rgba(15,23,42,0.86),rgba(30,41,59,0.72));--public-theme-view-shadow:0 12px 26px rgba(0,0,0,0.25);--public-theme-btn-primary-bg:linear-gradient(140deg,#0891b2,#2563eb);--public-theme-btn-primary-border:rgba(125,211,252,0.45);--public-theme-btn-primary-ink:#ecfeff;--public-theme-btn-secondary-border:rgba(125,211,252,0.32);--public-theme-btn-secondary-bg:rgba(2,132,199,0.1);--public-theme-btn-secondary-ink:rgba(224,242,254,0.96);--public-theme-btn-secondary-hover-bg:rgba(2,132,199,0.18);--public-theme-btn-secondary-hover-border:rgba(56,189,248,0.5)}.site-shell-theme-lessons{--public-theme-shell-border:rgba(245,158,11,0.25);--public-theme-shell-bg:radial-gradient(circle at 18% 20%,rgba(245,158,11,0.2),transparent 40%),radial-gradient(circle at 84% 22%,rgba(45,212,191,0.14),transparent 44%),linear-gradient(148deg,rgba(29,19,12,0.92),rgba(9,29,41,0.84));--public-theme-shell-shadow:0 24px 44px rgba(18,10,4,0.34);--public-theme-header-border:rgba(245,158,11,0.3);--public-theme-header-bg:linear-gradient(145deg,rgba(42,25,11,0.9),rgba(12,65,74,0.46));--public-theme-nav-color:rgba(255,237,213,0.92);--public-theme-nav-border:rgba(251,191,36,0.24);--public-theme-nav-bg:rgba(245,158,11,0.09);--public-theme-nav-hover-color:rgba(255,247,237,0.99);--public-theme-nav-hover-border:rgba(251,191,36,0.44);--public-theme-nav-hover-bg:rgba(217,119,6,0.18);--public-theme-nav-active-color:rgba(236,253,245,0.99);--public-theme-nav-active-border:rgba(45,212,191,0.48);--public-theme-nav-active-bg:linear-gradient(120deg,rgba(217,119,6,0.36),rgba(13,148,136,0.38));--public-theme-view-border:rgba(251,191,36,0.23);--public-theme-view-bg:linear-gradient(154deg,rgba(28,20,11,0.86),rgba(10,36,49,0.74));--public-theme-view-shadow:0 12px 26px rgba(0,0,0,0.26);--public-theme-btn-primary-bg:linear-gradient(140deg,#d97706,#0f766e);--public-theme-btn-primary-border:rgba(253,230,138,0.44);--public-theme-btn-primary-ink:#fffbeb;--public-theme-btn-secondary-border:rgba(251,191,36,0.34);--public-theme-btn-secondary-bg:rgba(217,119,6,0.1);--public-theme-btn-secondary-ink:rgba(255,237,213,0.97);--public-theme-btn-secondary-hover-bg:rgba(217,119,6,0.18);--public-theme-btn-secondary-hover-border:rgba(251,191,36,0.52)}.site-shell-theme-teacher{--public-theme-shell-border:rgba(16,185,129,0.24);--public-theme-shell-bg:radial-gradient(circle at 12% 18%,rgba(16,185,129,0.2),transparent 40%),radial-gradient(circle at 84% 28%,rgba(59,130,246,0.15),transparent 42%),linear-gradient(150deg,rgba(7,27,28,0.92),rgba(7,25,43,0.84));--public-theme-shell-shadow:0 24px 44px rgba(4,16,18,0.34);--public-theme-header-border:rgba(16,185,129,0.32);--public-theme-header-bg:linear-gradient(140deg,rgba(6,35,35,0.9),rgba(12,58,102,0.45));--public-theme-nav-color:rgba(209,250,229,0.92);--public-theme-nav-border:rgba(45,212,191,0.24);--public-theme-nav-bg:rgba(15,118,110,0.08);--public-theme-nav-hover-color:rgba(236,253,245,0.98);--public-theme-nav-hover-border:rgba(45,212,191,0.45);--public-theme-nav-hover-bg:rgba(13,148,136,0.18);--public-theme-nav-active-color:rgba(239,246,255,0.98);--public-theme-nav-active-border:rgba(125,211,252,0.5);--public-theme-nav-active-bg:linear-gradient(120deg,rgba(13,148,136,0.34),rgba(37,99,235,0.37));--public-theme-view-border:rgba(45,212,191,0.22);--public-theme-view-bg:linear-gradient(154deg,rgba(8,33,36,0.86),rgba(12,32,56,0.74));--public-theme-view-shadow:0 12px 26px rgba(0,0,0,0.26);--public-theme-btn-primary-bg:linear-gradient(140deg,#0f766e,#2563eb);--public-theme-btn-primary-border:rgba(153,246,228,0.42);--public-theme-btn-primary-ink:#ecfeff;--public-theme-btn-secondary-border:rgba(94,234,212,0.34);--public-theme-btn-secondary-bg:rgba(13,148,136,0.1);--public-theme-btn-secondary-ink:rgba(209,250,229,0.98);--public-theme-btn-secondary-hover-bg:rgba(13,148,136,0.18);--public-theme-btn-secondary-hover-border:rgba(94,234,212,0.52)}.site-shell-theme-videos{--public-theme-shell-border:rgba(167,139,250,0.26);--public-theme-shell-bg:radial-gradient(circle at 16% 15%,rgba(217,70,239,0.22),transparent 40%),radial-gradient(circle at 84% 28%,rgba(6,182,212,0.16),transparent 44%),linear-gradient(150deg,rgba(23,10,41,0.92),rgba(9,22,52,0.84));--public-theme-shell-shadow:0 24px 44px rgba(10,4,22,0.37);--public-theme-header-border:rgba(192,132,252,0.32);--public-theme-header-bg:linear-gradient(143deg,rgba(34,11,56,0.9),rgba(15,66,96,0.45));--public-theme-nav-color:rgba(245,243,255,0.92);--public-theme-nav-border:rgba(196,181,253,0.25);--public-theme-nav-bg:rgba(147,51,234,0.09);--public-theme-nav-hover-color:rgba(250,245,255,0.99);--public-theme-nav-hover-border:rgba(196,181,253,0.45);--public-theme-nav-hover-bg:rgba(168,85,247,0.18);--public-theme-nav-active-color:rgba(236,254,255,0.99);--public-theme-nav-active-border:rgba(103,232,249,0.5);--public-theme-nav-active-bg:linear-gradient(120deg,rgba(124,58,237,0.36),rgba(8,145,178,0.38));--public-theme-view-border:rgba(192,132,252,0.22);--public-theme-view-bg:linear-gradient(154deg,rgba(28,13,48,0.86),rgba(12,31,58,0.74));--public-theme-view-shadow:0 12px 26px rgba(0,0,0,0.28);--public-theme-btn-primary-bg:linear-gradient(140deg,#7c3aed,#db2777);--public-theme-btn-primary-border:rgba(216,180,254,0.44);--public-theme-btn-primary-ink:#faf5ff;--public-theme-btn-secondary-border:rgba(196,181,253,0.34);--public-theme-btn-secondary-bg:rgba(147,51,234,0.1);--public-theme-btn-secondary-ink:rgba(237,233,254,0.98);--public-theme-btn-secondary-hover-bg:rgba(147,51,234,0.19);--public-theme-btn-secondary-hover-border:rgba(196,181,253,0.52)}.site-shell-theme-vouchers{--public-theme-shell-border:rgba(251,113,133,0.25);--public-theme-shell-bg:radial-gradient(circle at 14% 20%,rgba(244,114,182,0.2),transparent 40%),radial-gradient(circle at 86% 22%,rgba(251,191,36,0.16),transparent 44%),linear-gradient(150deg,rgba(42,10,26,0.92),rgba(54,26,11,0.84));--public-theme-shell-shadow:0 24px 44px 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rgba(0,0,0,0.27);--public-theme-btn-primary-bg:linear-gradient(140deg,#db2777,#f59e0b);--public-theme-btn-primary-border:rgba(254,205,211,0.43);--public-theme-btn-primary-ink:#fff7ed;--public-theme-btn-secondary-border:rgba(251,146,60,0.35);--public-theme-btn-secondary-bg:rgba(194,65,12,0.12);--public-theme-btn-secondary-ink:rgba(255,228,230,0.98);--public-theme-btn-secondary-hover-bg:rgba(194,65,12,0.2);--public-theme-btn-secondary-hover-border:rgba(251,146,60,0.54)}.site-shell-theme-contact{--public-theme-shell-border:rgba(20,184,166,0.25);--public-theme-shell-bg:radial-gradient(circle at 15% 18%,rgba(20,184,166,0.2),transparent 38%),radial-gradient(circle at 85% 26%,rgba(34,197,94,0.15),transparent 44%),linear-gradient(150deg,rgba(7,34,30,0.92),rgba(9,28,53,0.84));--public-theme-shell-shadow:0 24px 44px rgba(4,16,13,0.34);--public-theme-header-border:rgba(45,212,191,0.3);--public-theme-header-bg:linear-gradient(145deg,rgba(8,44,43,0.9),rgba(17,65,101,0.44));--public-theme-nav-color:rgba(204,251,241,0.92);--public-theme-nav-border:rgba(45,212,191,0.24);--public-theme-nav-bg:rgba(13,148,136,0.09);--public-theme-nav-hover-color:rgba(240,253,250,0.98);--public-theme-nav-hover-border:rgba(94,234,212,0.45);--public-theme-nav-hover-bg:rgba(13,148,136,0.18);--public-theme-nav-active-color:rgba(239,246,255,0.99);--public-theme-nav-active-border:rgba(125,211,252,0.48);--public-theme-nav-active-bg:linear-gradient(120deg,rgba(13,148,136,0.35),rgba(37,99,235,0.36));--public-theme-view-border:rgba(45,212,191,0.21);--public-theme-view-bg:linear-gradient(154deg,rgba(8,40,36,0.86),rgba(10,35,58,0.74));--public-theme-view-shadow:0 12px 26px rgba(0,0,0,0.26);--public-theme-btn-primary-bg:linear-gradient(140deg,#0f766e,#2563eb);--public-theme-btn-primary-border:rgba(153,246,228,0.42);--public-theme-btn-primary-ink:#ecfeff;--public-theme-btn-secondary-border:rgba(94,234,212,0.34);--public-theme-btn-secondary-bg:rgba(13,148,136,0.1);--public-theme-btn-secondary-ink:rgba(204,251,241,0.99);--public-theme-btn-secondary-hover-bg:rgba(13,148,136,0.18);--public-theme-btn-secondary-hover-border:rgba(94,234,212,0.52)}.site-shell-theme-book{--public-theme-shell-border:rgba(59,130,246,0.24);--public-theme-shell-bg:radial-gradient(circle at 14% 22%,rgba(56,189,248,0.2),transparent 38%),radial-gradient(circle at 86% 24%,rgba(20,184,166,0.15),transparent 44%),linear-gradient(150deg,rgba(8,23,44,0.92),rgba(9,30,47,0.84));--public-theme-shell-shadow:0 24px 44px rgba(5,11,22,0.34);--public-theme-header-border:rgba(59,130,246,0.31);--public-theme-header-bg:linear-gradient(145deg,rgba(9,27,54,0.9),rgba(11,77,85,0.44));--public-theme-nav-color:rgba(224,242,254,0.92);--public-theme-nav-border:rgba(56,189,248,0.24);--public-theme-nav-bg:rgba(2,132,199,0.09);--public-theme-nav-hover-color:rgba(240,249,255,0.98);--public-theme-nav-hover-border:rgba(56,189,248,0.45);--public-theme-nav-hover-bg:rgba(8,145,178,0.18);--public-theme-nav-active-color:rgba(236,253,245,0.99);--public-theme-nav-active-border:rgba(45,212,191,0.49);--public-theme-nav-active-bg:linear-gradient(120deg,rgba(8,145,178,0.35),rgba(13,148,136,0.36));--public-theme-view-border:rgba(56,189,248,0.22);--public-theme-view-bg:linear-gradient(154deg,rgba(10,29,53,0.86),rgba(10,39,47,0.74));--public-theme-view-shadow:0 12px 26px 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rgba(5,10,18,0.35);--public-theme-header-border:rgba(148,163,184,0.32);--public-theme-header-bg:linear-gradient(145deg,rgba(22,33,52,0.9),rgba(16,56,102,0.4));--public-theme-nav-color:rgba(226,232,240,0.92);--public-theme-nav-border:rgba(148,163,184,0.25);--public-theme-nav-bg:rgba(51,65,85,0.12);--public-theme-nav-hover-color:rgba(241,245,249,0.99);--public-theme-nav-hover-border:rgba(148,163,184,0.45);--public-theme-nav-hover-bg:rgba(71,85,105,0.2);--public-theme-nav-active-color:rgba(239,246,255,0.99);--public-theme-nav-active-border:rgba(96,165,250,0.48);--public-theme-nav-active-bg:linear-gradient(120deg,rgba(51,65,85,0.34),rgba(37,99,235,0.35));--public-theme-view-border:rgba(148,163,184,0.24);--public-theme-view-bg:linear-gradient(154deg,rgba(15,23,42,0.86),rgba(15,23,42,0.74));--public-theme-view-shadow:0 12px 26px 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rgba(8,7,24,0.36);--public-theme-header-border:rgba(167,139,250,0.3);--public-theme-header-bg:linear-gradient(145deg,rgba(10,31,70,0.9),rgba(68,18,78,0.46));--public-theme-nav-color:rgba(230,241,255,0.92);--public-theme-nav-border:rgba(147,197,253,0.26);--public-theme-nav-bg:rgba(59,130,246,0.11);--public-theme-nav-hover-color:rgba(245,248,255,0.99);--public-theme-nav-hover-border:rgba(196,181,253,0.45);--public-theme-nav-hover-bg:rgba(168,85,247,0.18);--public-theme-nav-active-color:rgba(255,241,248,0.99);--public-theme-nav-active-border:rgba(244,114,182,0.48);--public-theme-nav-active-bg:linear-gradient(120deg,rgba(59,130,246,0.35),rgba(239,68,68,0.33));--public-theme-view-border:rgba(167,139,250,0.25);--public-theme-view-bg:linear-gradient(154deg,rgba(7,26,61,0.86),rgba(46,13,47,0.75));--public-theme-view-shadow:0 12px 26px 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