body{--theme-background: #f9f9f9;--theme-background-section: #f1f1f1;--theme-text: #222;--theme-text-invert: #f9f9f9;--theme-border: #d3d3d3;--theme-selected: #e0e0e0;--theme-hover: #eee;--theme-main-color: #1A73E8;--theme-danger: #f05458}@media (prefers-color-scheme: dark){body{--theme-background: #292929;--theme-background-section: #2c2c2c;--theme-text: #f9f9f9;--theme-text-invert: #292929;--theme-border: #484848;--theme-selected: #424242;--theme-hover: #353535;color-scheme:dark}}.landing{--landing-hero-bg: linear-gradient(165deg, var(--theme-background-section) 0%, var(--theme-background) 45%, var(--theme-background) 100%);--landing-hero-glow: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(26, 115, 232, 0.12), transparent);--landing-card-bg: var(--theme-background);--landing-card-border: var(--theme-border);--landing-footer-bg: var(--theme-background-section);--landing-footer-top-bg: var(--theme-background);--landing-footer-bottom-bg: var(--theme-background);--landing-footer-border: var(--theme-border);--landing-text-muted: rgba(0, 0, 0, 0.6);--landing-accent: var(--theme-main-color)}@media (prefers-color-scheme: dark){.landing{--landing-hero-glow: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(26, 115, 232, 0.18), transparent);--landing-text-muted: rgba(255, 255, 255, 0.65)}}.landing{min-height:100vh;font-family:"Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;color:var(--theme-text);background:var(--theme-background)}.landing__container{max-width:1120px;margin:0 auto;padding:0 32px;position:relative;z-index:1}.landing__header{position:sticky;top:0;z-index:10;background:var(--theme-background);border-bottom:1px solid var(--theme-border);box-shadow:0 1px 0 rgba(0,0,0,0.04)}.landing__header_inner{display:flex;align-items:center;justify-content:space-between;height:64px;padding-top:0;padding-bottom:0}.landing__header_logo{font-size:1.25rem;font-weight:700;letter-spacing:-0.02em;color:var(--theme-text);text-decoration:none;transition:color 0.2s ease}.landing__header_logo:hover{color:var(--theme-main-color)}.landing__header_nav{display:flex;align-items:center;gap:8px}.landing__header_link{font-size:0.9375rem;font-weight:500;color:var(--theme-text);text-decoration:none;padding:8px 14px;border-radius:8px;opacity:0.9;transition:color 0.2s ease, background 0.2s ease, opacity 0.2s ease}.landing__header_link:hover{color:var(--theme-main-color);opacity:1}.landing__header_link.landing__header_link_cta{background:var(--theme-main-color);color:var(--theme-text-invert);opacity:1}.landing__header_link.landing__header_link_cta:hover{background:var(--theme-main-color);color:var(--theme-text-invert);opacity:0.92}.landing__hero{position:relative;padding:64px 0 88px;text-align:center;background:var(--landing-hero-bg);overflow:hidden}.landing__hero_bg{position:absolute;inset:0;background:var(--landing-hero-glow);pointer-events:none}.landing__hero_grid{position:absolute;inset:0;background-image:linear-gradient(rgba(0,0,0,0.03) 1px, transparent 1px),linear-gradient(90deg, rgba(0,0,0,0.03) 1px, transparent 1px);background-size:48px 48px;pointer-events:none}@media (prefers-color-scheme: dark){.landing__hero_grid{background-image:linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 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rgba(26,115,232,0.35)}.landing__btn_primary:hover{box-shadow:0 8px 28px rgba(26,115,232,0.4)}.landing__btn_secondary{background:var(--theme-background);color:var(--theme-text);border:1.5px solid var(--theme-border)}.landing__btn_secondary:hover{border-color:var(--theme-main-color);color:var(--theme-main-color)}.landing__btn_large{padding:18px 40px;font-size:1.0625rem}.landing__divider{height:1px;background:linear-gradient(90deg, transparent, var(--theme-border) 15%, var(--theme-border) 85%, transparent);margin:0 24px}.landing__advantages{padding:56px 0 72px;background:var(--theme-background)}.landing__section_label{font-size:0.8125rem;font-weight:600;letter-spacing:0.08em;text-transform:uppercase;color:var(--landing-accent);margin:0 0 10px;text-align:center}.landing__section_title{font-size:clamp(1.5rem, 3vw, 2rem);font-weight:700;letter-spacing:-0.02em;text-align:center;max-width:480px;margin:0 auto 16px;line-height:1.3;color:var(--theme-text)}.landing__section_intro{font-size:0.9375rem;line-height:1.55;text-align:center;max-width:560px;margin:0 auto 40px;color:var(--theme-text);opacity:0.82}.landing__grid{display:grid;grid-template-columns:repeat(4, 1fr);gap:20px}@media (max-width: 960px){.landing__grid{grid-template-columns:repeat(2, 1fr)}}@media (max-width: 560px){.landing__grid{grid-template-columns:1fr}}.landing__card{padding:28px 22px;background:var(--landing-card-bg);border-radius:14px;border:1px solid var(--landing-card-border);transition:border-color 0.25s ease, box-shadow 0.25s ease, transform 0.2s ease}.landing__card:hover{border-color:var(--theme-main-color);box-shadow:0 12px 40px rgba(0,0,0,0.08);transform:translateY(-2px)}.landing__card_icon{width:44px;height:44px;border-radius:10px;margin-bottom:18px;background:var(--theme-background-section);border:1px solid var(--theme-border);display:flex;align-items:center;justify-content:center}.landing__card_icon svg{width:22px;height:22px}.landing__card_icon_modular{background:linear-gradient(135deg, rgba(26,115,232,0.12) 0%, rgba(26,115,232,0.04) 100%);border-color:rgba(26,115,232,0.25)}.landing__card_icon_structures{background:linear-gradient(135deg, rgba(26,115,232,0.08) 0%, transparent 100%);border-color:rgba(26,115,232,0.2)}.landing__card_icon_cabinet{background:linear-gradient(135deg, rgba(26,115,232,0.06) 0%, transparent 100%);border-color:rgba(26,115,232,0.18)}.landing__card_icon_admin{background:linear-gradient(135deg, rgba(26,115,232,0.1) 0%, rgba(26,115,232,0.02) 100%);border-color:rgba(26,115,232,0.22)}.landing__card_title{font-size:1.125rem;font-weight:600;letter-spacing:-0.01em;margin:0 0 12px;color:var(--theme-text)}.landing__card_text{font-size:0.9375rem;line-height:1.58;margin:0;color:var(--theme-text);opacity:0.85}.landing__footer{margin-top:0;border-top:1px solid var(--landing-footer-border);background:var(--landing-footer-bg)}.landing__footer_top{padding:52px 0 60px;text-align:center;background:var(--landing-footer-top-bg);border-bottom:1px solid var(--landing-footer-border)}.landing__footer_cta{max-width:520px;margin:0 auto}.landing__footer_cta_title{font-size:1.75rem;font-weight:700;letter-spacing:-0.02em;margin:0 0 14px;color:var(--theme-text)}.landing__footer_cta_text{font-size:1.0625rem;line-height:1.6;margin:0 0 28px;color:var(--theme-text);opacity:0.85}.landing__footer_main{padding:48px 0 44px}.landing__footer_grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:48px 32px;align-items:start}@media (max-width: 900px){.landing__footer_grid{grid-template-columns:1fr 1fr}}@media (max-width: 520px){.landing__footer_grid{grid-template-columns:1fr;gap:40px}}.landing__footer_col_brand{padding-right:24px}.landing__footer_logo{font-size:1.375rem;font-weight:700;letter-spacing:-0.02em;color:var(--theme-text);margin-bottom:12px}.landing__footer_tagline{font-size:0.9375rem;line-height:1.6;margin:0;color:var(--theme-text);opacity:0.78}.landing__footer_heading{font-size:0.8125rem;font-weight:600;letter-spacing:0.04em;text-transform:uppercase;color:var(--theme-text);margin:0 0 20px;opacity:0.9}.landing__footer_links{list-style:none;margin:0;padding:0}.landing__footer_links li{margin-bottom:12px}.landing__footer_link{font-size:0.9375rem;color:var(--theme-text);text-decoration:none;opacity:0.85;transition:opacity 0.2s ease, color 0.2s ease}.landing__footer_link:hover{opacity:1;color:var(--theme-main-color)}.landing__footer_bottom{padding:20px 0 24px;background:var(--landing-footer-bottom-bg);border-top:1px solid var(--landing-footer-border)}.landing__footer_bottom_inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px}.landing__footer_copyright{font-size:0.875rem;margin:0;color:var(--theme-text);opacity:0.7}.landing__footer_legal{display:flex;align-items:center;gap:24px}.landing__footer_legal_item{font-size:0.8125rem;color:var(--theme-text);opacity:0.6}