:root{color-scheme:light;--color-primary: #667eea;--color-brand-accent: #667eea;--color-secondary: #764ba2;--color-primary-dark: #5a6fd6;--color-accent: var(--color-primary);--color-accent-yellow: #fdb969;--color-accent-coral: #fd8673;--color-cta: var(--color-primary);--color-cta-hover: var(--color-primary-dark);--color-cta-text: #ffffff;--color-success: #10b981;--color-danger: #E63946;--color-warning: #F4A261;--color-info: #2A9D8F;--color-bg-white: #ffffff;--color-bg-card: var(--color-bg-white);--color-bg-lighter: #f3f4f6;--color-text-dark: #212529;--color-text-muted: #6c757d;--color-border: #dee2e6;--color-border-light: #e5e7eb;--color-bg-light: #f8f9fa;--color-bg-highlight: #f0f7ff;--color-footer-bg: #2c3e50;--color-footer-text: #ffffff;--color-footer-links: #ffffff;--color-link: var(--color-primary);--color-link-hover: var(--color-primary-dark);--color-secondary-border: var(--color-primary);--color-secondary-text: var(--color-primary);--color-secondary-hover-bg: var(--color-bg-light);--font-heading: var(--bs-font-sans-serif);--font-body: var(--bs-font-sans-serif);--bs-primary: var(--color-primary);--bs-primary-rgb: 102, 126, 234;--bs-primary-border-subtle: var(--bs-primary);--bs-link-color: var(--bs-primary);--bs-link-hover-color: var(--color-primary-dark);--bs-success: var(--color-success);--bs-danger: var(--color-danger);--bs-warning: var(--color-warning);--bs-info: var(--color-info)}html[data-theme=dark]{color-scheme:dark;--color-primary: #667eea;--color-secondary: #764ba2;--color-primary-dark: #8091f4;--color-success: #4ade80;--color-danger: #fb7185;--color-warning: #fbbf24;--color-info: #5eead4;--color-bg-white: #111827;--color-bg-card: #1f2937;--color-bg-lighter: #273449;--color-bg-light: #182235;--color-bg-highlight: #1d2d4a;--color-text-dark: #f3f4f6;--color-text-muted: #b6c2d1;--color-border: #3b485d;--color-border-light: #2e3a4e;--color-footer-bg: #0b1220;--color-footer-links: #d3dbff;--color-link: var(--color-primary);--color-link-hover: #d5dcff;--color-secondary-border: #92a5ff;--color-secondary-text: #c4ceff;--color-secondary-hover-bg: #273449;--bs-primary-rgb: 102, 126, 234;--bs-body-color: var(--color-text-dark);--bs-body-bg: var(--color-bg-white);--bs-secondary-color: var(--color-text-muted);--bs-secondary-bg: var(--color-bg-light);--bs-tertiary-bg: var(--color-bg-lighter);--bs-border-color: var(--color-border);--bs-heading-color: var(--color-text-dark);--bs-emphasis-color: #ffffff;--bs-link-color: var(--color-link);--bs-link-hover-color: var(--color-link-hover)}body{background-color:var(--color-bg-white);color:var(--color-text-dark);font-family:var(--font-body)}.hover-lift{transition:transform .3s cubic-bezier(.34,1.56,.64,1),box-shadow .3s ease!important}.hover-lift:hover{transform:translateY(-10px)!important;box-shadow:0 1rem 3rem #0000001f!important}.rounded-4{border-radius:1.25rem!important}.feature-icon{font-size:2.5rem!important;color:var(--bs-primary)!important}html,body{touch-action:manipulation;overflow-x:hidden}.hero-section{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-secondary) 100%);color:#fff;padding:100px 0}.feature-icon{font-size:3rem;color:var(--bs-primary);margin-bottom:20px}.step-number{background:var(--bs-primary);color:#fff;border-radius:50%;width:50px;height:50px;display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:1.2rem;margin:0 10px 0 0;vertical-align:middle;flex-shrink:0}.navbar-brand{font-weight:700;font-size:1.5rem}.site-navbar{background-color:var(--color-bg-white)!important;box-shadow:0 2px 8px #0f172a14;position:relative;z-index:1000}html[data-theme=dark] .navbar-toggler span{background-color:#ffffffbf}html[data-theme=dark] .site-navbar{--bs-navbar-color: rgb(243 244 246 / 78%);--bs-navbar-hover-color: #ffffff;--bs-navbar-active-color: #ffffff;--bs-navbar-brand-color: #ffffff;--bs-navbar-brand-hover-color: #ffffff;--bs-navbar-toggler-border-color: var(--color-border)}html[data-theme=dark] .card,html[data-theme=dark] .modal-content,html[data-theme=dark] .dropdown-menu,html[data-theme=dark] .list-group-item,html[data-theme=dark] .accordion-item{--bs-card-bg: var(--color-bg-card);--bs-dropdown-bg: var(--color-bg-card);--bs-dropdown-color: var(--color-text-dark);--bs-dropdown-link-color: var(--color-text-dark);--bs-dropdown-link-hover-color: var(--color-text-dark);--bs-dropdown-link-hover-bg: var(--color-bg-lighter);--bs-list-group-bg: var(--color-bg-card);--bs-list-group-color: var(--color-text-dark);--bs-accordion-bg: var(--color-bg-card);--bs-accordion-color: var(--color-text-dark);--bs-accordion-btn-color: var(--color-text-dark);--bs-accordion-btn-bg: var(--color-bg-card);background-color:var(--color-bg-card);color:var(--color-text-dark)}html[data-theme=dark] .bg-white,html[data-theme=dark] .bg-light{background-color:var(--color-bg-light)!important}html[data-theme=dark] .text-muted{color:var(--color-text-muted)!important}html[data-theme=dark] h1,html[data-theme=dark] h2,html[data-theme=dark] h3,html[data-theme=dark] h4,html[data-theme=dark] h5,html[data-theme=dark] h6,html[data-theme=dark] .text-dark{color:var(--color-text-dark)!important}html[data-theme=dark] .form-control,html[data-theme=dark] .form-select,html[data-theme=dark] textarea,html[data-theme=dark] .input-group-text{background-color:var(--color-bg-card);border-color:var(--color-border);color:var(--color-text-dark)}html[data-theme=dark] .form-control::placeholder,html[data-theme=dark] textarea::placeholder{color:var(--color-text-muted)}html[data-theme=dark] .table{--bs-table-color: var(--color-text-dark);--bs-table-bg: transparent;--bs-table-border-color: var(--color-border);--bs-table-striped-color: var(--color-text-dark);--bs-table-striped-bg: rgb(255 255 255 / 3%);--bs-table-hover-color: var(--color-text-dark);--bs-table-hover-bg: rgb(255 255 255 / 6%)}html[data-theme=dark] .alert-info{--bs-alert-color: #bcecf5;--bs-alert-bg: #123846;--bs-alert-border-color: #1d6073}html[data-theme=dark] .alert-primary{--bs-alert-color: #d5dcff;--bs-alert-bg: #27375f;--bs-alert-border-color: #5269b8}html[data-theme=dark] .alert-primary .text-muted{color:#c2cce3!important}html[data-theme=dark] .alert-warning{--bs-alert-color: #f7d98a;--bs-alert-bg: #3b3118;--bs-alert-border-color: #75602a}html[data-theme=dark] .card-header.bg-warning{background-color:#3b3118!important;border-color:#75602a!important;color:#f7d98a!important}html[data-theme=dark] .card-header.bg-warning h1,html[data-theme=dark] .card-header.bg-warning h2,html[data-theme=dark] .card-header.bg-warning h3,html[data-theme=dark] .card-header.bg-warning h4,html[data-theme=dark] .card-header.bg-warning h5,html[data-theme=dark] .card-header.bg-warning h6{color:#f7d98a!important}html[data-theme=dark] .alert-success{--bs-alert-color: #c5f3d7;--bs-alert-bg: #174d36;--bs-alert-border-color: #2f8059}html[data-theme=dark] .alert-success .badge{background-color:#103526!important;color:#e8fff1!important}html[data-theme=dark] .alert-light{--bs-alert-color: var(--color-text-muted);--bs-alert-bg: var(--color-bg-lighter);--bs-alert-border-color: var(--color-border)}html[data-theme=dark] .btn-primary:hover,html[data-theme=dark] .btn-outline-primary:hover,html[data-theme=dark] .btn-template:hover{background-color:var(--color-primary-dark)!important;border-color:var(--color-primary-dark)!important;color:#fff!important}html[data-theme=dark] .accordion-item{--bs-accordion-active-bg: var(--color-bg-highlight);--bs-accordion-active-color: var(--color-text-dark);--bs-accordion-btn-focus-border-color: var(--color-primary);--bs-accordion-btn-focus-box-shadow: 0 0 0 .2rem rgb(102 126 234 / 25%)}html[data-theme=dark] .accordion-button:after{filter:brightness(0) invert(1) opacity(.8)}html[data-theme=dark] #spreadsheet-container{background-color:var(--color-bg-card);border-color:var(--color-border)!important}html[data-theme=dark] #spreadsheet-table th,html[data-theme=dark] #spreadsheet-table td,html[data-theme=dark] #spreadsheet-table td[contenteditable=true]{background-color:var(--color-bg-card)!important;border-color:var(--color-border)!important;color:var(--color-text-dark)!important}html[data-theme=dark] #spreadsheet-table td[contenteditable=true]:focus{background-color:var(--color-bg-lighter)!important;outline-color:var(--color-primary)}html[data-theme=dark] .table td[colspan]{background-color:var(--color-bg-lighter)!important;border-color:var(--color-border)!important;color:var(--color-text-dark)!important}.telegram-promo{background-color:#f0f4ff}.advanced-options-header{background-color:transparent}html[data-theme=dark] .telegram-promo{background-color:var(--color-bg-highlight)}html[data-theme=dark] .advanced-options-card{background-color:var(--color-bg-card)!important}html[data-theme=dark] .advanced-options-card .form-text{color:var(--color-text-muted)}html[data-theme=dark] #advancedOptions .font-dropdown-btn,html[data-theme=dark] #advancedOptions .font-dropdown-list,html[data-theme=dark] #advancedOptions .sheet-mobile-card{background-color:var(--color-bg-card);border-color:var(--color-border);color:var(--color-text-dark)}html[data-theme=dark] #advancedOptions .font-dropdown-item:hover,html[data-theme=dark] .contact-item:hover{background-color:var(--color-bg-lighter)}html[data-theme=dark] .contacts-suggestions{background-color:var(--color-bg-card);border-color:var(--color-border)}html[data-theme=dark] .contact-item{border-color:var(--color-border-light)}html[data-theme=dark] .contact-name{color:var(--color-text-dark)}html[data-theme=dark] .contact-address,html[data-theme=dark] .contact-meta,html[data-theme=dark] .no-contacts{color:var(--color-text-muted)}html[data-theme=dark] #id_message,html[data-theme=dark] #id_address,html[data-theme=dark] #fontDropdownBtn,html[data-theme=dark] #fontDropdownList,html[data-theme=dark] #fontDropdownList .font-dropdown-item{background-color:var(--color-bg-card)!important;border-color:var(--color-border)!important}html[data-theme=dark] #id_message,html[data-theme=dark] #id_address,html[data-theme=dark] #fontDropdownBtn,html[data-theme=dark] #fontDropdownList .font-dropdown-item{color:#d5dcff!important}html[data-theme=dark] #id_message::placeholder,html[data-theme=dark] #id_address::placeholder{color:#9aa9c5}.theme-toggle{align-items:center;display:inline-flex;justify-content:center}.theme-toggle-text{display:none}.site-logo{height:1em;padding-inline:.5em;transform:scale(2) translateY(-.1em);transform-origin:center}.site-nav-action{margin-top:4px}.site-install-action{margin-right:.5rem}@media(max-width:991.98px){.site-install-action{margin-bottom:.5rem}.theme-toggle{gap:.4rem;padding-inline:.75rem}.theme-toggle-text{display:inline}}.site-theme-toggle{margin-right:.5rem}.language-code{display:inline-block;min-width:2ch}.navbar-toggler{display:flex;flex-direction:column;justify-content:center;align-items:center;padding:.25rem .5rem;background:none;border:none;cursor:pointer}.navbar-toggler span{display:block;width:28px;height:2px;background-color:#0000008c;margin:4px 0;transition:all .3s ease;border-radius:1px}.navbar-toggler:not(.collapsed) span:nth-child(1){transform:rotate(45deg) translate(7px,7px)}.navbar-toggler:not(.collapsed) span:nth-child(2){opacity:0}.navbar-toggler:not(.collapsed) span:nth-child(3){transform:rotate(-45deg) translate(7px,-7px)}.navbar-toggler:focus,.nav-link:focus,.navbar-brand:focus{outline:none!important;box-shadow:none!important}footer{background-color:var(--color-footer-bg);color:#fff;padding:40px 0;margin-top:0;width:100vw;margin-left:calc(-50vw + 50%)}footer h5,footer h6,footer p,footer li,footer i{color:#fff!important}.site-footer-brand,.site-footer-socials,.site-footer-payment-icons{align-items:center;display:flex}.site-footer-brand{align-items:flex-start}.site-footer-logo{height:10em;margin-right:2em}.site-footer-copy{max-width:300px}.site-footer-brand-name,.site-footer-copy p,.site-footer-payment-label,.site-footer-heading,.site-footer-copyright{margin:0}.site-footer-brand-accent{color:var(--color-brand-accent)}.site-footer-socials{gap:.75rem}.site-footer-social-link{font-size:1.25rem}.site-footer-payments{margin-top:.5rem}.site-footer-payment-label{color:#fffc;font-size:.85rem;margin-block:.25rem}.site-footer-payment-icons{flex-wrap:wrap;gap:.5rem}.site-footer-payment-icon{height:16px}.site-footer-payment-icon--visa{height:12px}@media(min-width:992px){#navbarDropdown+.dropdown-menu{left:50%!important;top:100%!important;transform:translate(-50%)!important}}@media(max-width:991px){footer .col-12.col-lg-6{margin-bottom:2rem}}.btn-primary{--bs-btn-bg: var(--bs-primary) !important;--bs-btn-border-color: var(--bs-primary) !important;--bs-btn-hover-bg: #5a6fd6 !important;--bs-btn-hover-border-color: #5a6fd6 !important;--bs-btn-active-bg: #5a6fd6 !important;background-color:var(--bs-primary)!important;border-color:var(--bs-primary)!important;color:#fff!important}.text-primary{color:var(--bs-primary)!important}.bg-primary{background-color:var(--bs-primary)!important;color:#fff!important}.border-primary{border-color:var(--bs-primary)!important}.card.border-primary{--bs-card-border-color: var(--bs-primary) !important;border-color:var(--bs-primary)!important}.card-header.bg-primary{--bs-card-cap-bg: var(--bs-primary) !important;background-color:var(--bs-primary)!important}[class*=border-primary]{border-color:var(--bs-primary)!important}.locale-option.active{background-color:var(--bs-primary)!important;color:#fff!important}.dropdown-header{color:var(--bs-primary)!important;font-weight:600}.cta-gradient{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-secondary) 100%)!important}.postcard-stack{position:relative;display:inline-block;transform:rotate(3deg);transition:transform .6s cubic-bezier(.34,1.56,.64,1);filter:drop-shadow(0 15px 35px rgba(0,0,0,.12));z-index:1;min-height:250px;min-width:min(400px,90vw)}.postcard-flip-hint{position:absolute;bottom:-50px;left:50%;transform:translate(-50%);background:#2c3e50cc;color:#fff;padding:6px 16px;border-radius:50px;font-size:.85rem;z-index:10;pointer-events:auto;cursor:pointer;white-space:nowrap;box-shadow:0 4px 10px #0000001a;opacity:0;transition:opacity .5s ease-in 2.6s,transform .3s ease,background-color .3s ease}.postcard-stack.images-loaded+.postcard-flip-hint{opacity:1}.postcard-flip-hint:hover{transform:translate(-50%) translateY(-3px);background:#2c3e50}.postcard-back-decoration{position:absolute;top:0;left:0;width:100%;height:100%;background-color:transparent;background-size:cover;background-position:center;border:none;border-radius:10px;box-shadow:0 10px 20px #0000004d;z-index:-1;transform:rotate(-12deg) translate(-10px);padding:20px;box-sizing:border-box;display:flex;flex-direction:column;opacity:0;transition:opacity .8s ease-in-out}.postcard-stack .postcard-container{opacity:0;transition:opacity 1.8s ease-in-out}.postcard-stack.back-images-loaded .postcard-back-decoration{opacity:1}.postcard-stack.images-loaded .postcard-container{opacity:1;transition-delay:1s}