:root{--color-black: #000;--color-gray-900: #18181b;--color-gray-800: #1f1f1f;--color-gray-700: #27272a;--color-gray-600: #3f3f46;--color-gray-500: #52525b;--color-gray-400: #71717a;--color-gray-300: #d4d4d8;--color-white: #fff;--color-blue-400: #60a5fa;--color-blue-500: #3b82f6;--color-blue-600: #2563eb;--color-blue-700: #1d4ed8;--color-green-400: #4ade80;--color-green-600: #16a34a;--color-green-700: #15803d;--color-red-900: #7f1d1d;--color-red-200: #fecaca;--color-red-700: #b91c1c;--font-base: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.25rem;--space-xl: 1.5rem;--space-2xl: 2rem;--space-3xl: 2.5rem;--space-4xl: 3rem;--space-5xl: 4rem;--radius-sm: .25rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, .5);--transition-fast: .15s ease;--transition-base: .2s ease}*,*:before,*:after{box-sizing:border-box}html{font-family:var(--font-base)}body{margin:0;background:#0f0f0f;color:#fff;line-height:1.5}h1{font-size:clamp(1.5rem,4vw,2rem);font-weight:700;margin-bottom:var(--space-md)}h2{font-size:clamp(1.75rem,4vw,2.5rem);font-weight:700;margin-top:0;margin-bottom:var(--space-md)}h3{font-size:clamp(1.25rem,3vw,1.5rem);font-weight:700;margin-top:0;margin-bottom:var(--space-sm)}h4{font-size:1.125rem;font-weight:700;margin-bottom:var(--space-xs)}.container{max-width:80rem;margin-inline:auto;padding-inline:var(--space-md)}.section{padding-block:clamp(2.5rem,5vw,4rem)}.section--gray-800{background:var(--color-gray-800)}.section--gray-900{background:var(--color-gray-900)}.section--black{background:var(--color-black)}.section-hero{text-align:center;padding-block:clamp(4rem,8vw,5rem);background:linear-gradient(to bottom,var(--color-gray-900),var(--color-black))}.section--divider-bottom{border-bottom:1px solid var(--color-gray-700)}.header,.header--with-lang{display:flex;justify-content:space-between;align-items:center;padding:var(--space-md) var(--space-xl);border-bottom:1px solid var(--color-gray-700)}.header--with-lang h1{margin:0;font-size:1.25rem}.lang-switch{display:flex;gap:.5rem;align-items:center;font-size:.9rem}.lang-switch span{color:var(--color-gray-600)}.lang-switch a{color:var(--color-gray-300);text-decoration:none}.lang-switch a:hover{color:#fff}.lang-switch__active{color:var(--color-blue-400)!important}.nav{position:sticky;top:0;z-index:50;background:var(--color-gray-900);padding-block:var(--space-sm)}.nav--dark{border-bottom:1px solid var(--color-gray-800)}.nav__inner{display:flex;gap:var(--space-xl);overflow-x:auto}.nav__link{white-space:nowrap;color:var(--color-gray-300);text-decoration:none;transition:color var(--transition-fast)}.nav__link:hover,.nav__link:focus-visible{color:var(--color-white)}.nav__link--active{color:var(--color-blue-400)}.nav__link--active:hover{color:#93c5fd}.card{background:var(--color-gray-900);padding:var(--space-lg);border-radius:var(--radius-lg);min-width:0}.card--border{border:1px solid var(--color-gray-700)}.installation-grid{align-items:stretch}.card--equal{display:flex;flex-direction:column;height:100%}.grid--cols-2{display:grid;gap:var(--space-lg)}@media(min-width:768px){.grid--cols-2{grid-template-columns:repeat(2,1fr)}}.grid--cols-3{display:grid;gap:var(--space-lg)}@media(min-width:768px){.grid--cols-3{grid-template-columns:repeat(3,1fr)}}.grid--cols-4{display:grid;gap:var(--space-md)}@media(min-width:768px){.grid--cols-4{grid-template-columns:repeat(4,1fr)}}.btn{display:inline-block;width:100%;padding-block:.65rem;padding-inline:1.25rem;border-radius:var(--radius-lg);font-weight:700;cursor:pointer;border:none;transition:background-color var(--transition-fast)}.btn--fit{width:auto}.btn--lg{padding-block:1rem;padding-inline:1.75rem;font-size:1.125rem}.btn--sm{padding-block:var(--space-xs);padding-inline:var(--space-md)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn--primary{background:var(--color-blue-600);color:var(--color-white)}.btn--primary:hover,.btn--primary:focus-visible{background:var(--color-blue-700)}#buy-btn-footer{max-width:25vw;margin-inline:auto;display:block}.btn--secondary{background:var(--color-green-600);color:var(--color-white)}.btn--secondary:hover,.btn--secondary:focus-visible{background:var(--color-green-700)}.btn--gray{background:var(--color-gray-700);color:var(--color-white);border:1px solid var(--color-gray-600)}.btn--gray:hover,.btn--gray:focus-visible{background:var(--color-gray-600)}.hover\:underline:hover{text-decoration:underline}.input{display:block;width:100%;padding-block:.65rem;padding-inline:1.25rem;border-radius:var(--radius-lg);background:var(--color-gray-800);border:1px solid var(--color-gray-600);color:var(--color-white);font-family:var(--font-mono);outline:none;transition:border-color var(--transition-fast)}.input:focus-visible{border-color:var(--color-blue-500)}.list--spaced{list-style:none;margin-top:0;padding-left:0}.list--spaced li{margin-block:var(--space-sm)}.list--spaced--3 li{margin-block:var(--space-xs)}.list--ordered{list-style-type:decimal;padding-left:var(--space-xl)}.list--bulleted{list-style-type:disc;padding-left:var(--space-xl)}.text-blue{color:var(--color-blue-400)}.text-green{color:var(--color-green-400)}.text-gray-300{color:var(--color-gray-300)}.text-gray-400{color:var(--color-gray-400)}.text-gray-500{color:var(--color-gray-500)}.text-red-400{color:#ef4444}.text-green-400{color:var(--color-green-400)}.text-yellow-400{color:#eab308}.text-red-200{color:var(--color-red-200)}.code-inline{display:inline;background:var(--color-gray-800);padding:var(--space-xs) var(--space-sm);border-radius:var(--radius-md);font-family:var(--font-mono)}.hidden{display:none}.alert--error{background:var(--color-red-900);border:1px solid var(--color-red-700);padding-block:var(--space-md);padding-inline:var(--space-xl);border-radius:var(--radius-lg)}.alert--error--compact{background:var(--color-red-900);padding:var(--space-md);margin-top:var(--space-sm);border-radius:var(--radius-lg)}.faq-item{list-style:none;background:var(--color-gray-900);padding:var(--space-lg);border-radius:var(--radius-lg);cursor:pointer}.faq-item summary{display:flex;justify-content:space-between;align-items:center;font-size:1.15rem;font-weight:700}.faq-item[open] summary .faq__arrow{rotate:180deg;transition-duration:var(--transition-base)}.faq__arrow{display:inline-block;transition-duration:var(--transition-base)}.image--demo{max-width:42rem;margin-inline:auto;border-radius:var(--radius-lg);box-shadow:var(--shadow-2xl)}.video-container{position:relative;width:100%;max-width:42rem;aspect-ratio:16 / 9;margin-inline:auto;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-2xl);background:var(--color-black);margin-top:var(--space-xl)}.video-container iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:0}.footer{padding-block:clamp(2rem,4vw,2.5rem)}.footer__divider{border-top:1px solid var(--color-gray-700);padding-top:var(--space-2xl)}.footer a{text-decoration:none;color:var(--color-gray-400);transition:color var(--transition-fast)}.footer a:hover,.footer a:focus-visible{color:var(--color-white)}.footer span{cursor:default;transition:color var(--transition-fast)}.footer span:hover,.footer span:focus-visible{color:var(--color-white)}.info-block{background:#1f1f1f;padding:1.25rem;border-radius:var(--radius-lg);margin-top:var(--space-lg)}.text-center{text-align:center}.mx-auto{margin-inline:auto}.max-w-md{max-width:28rem}.max-w-lg{max-width:32rem}.max-w-xl{max-width:36rem}.max-w-2xl{max-width:42rem}.max-w-3xl{max-width:48rem}.max-w-4xl{max-width:56rem}.max-w-1000{max-width:1000px}.space-y-2 li,.space-y-3 li,.space-y-4 li{margin-block:var(--space-sm)}.space-y-8>*+*{margin-top:1.25rem}.gap-8{gap:1.5rem}.flex.justify-between.items-center{display:flex;justify-content:space-between;align-items:center}.update-status{color:var(--color-gray-300)}.code-path{display:inline-block;max-width:100%;overflow-wrap:anywhere;word-break:break-word;background:var(--color-gray-800);padding:var(--space-xs) var(--space-sm);border-radius:var(--radius-md);font-family:var(--font-mono)}.admin-body{background:#0f0f0f;color:#fff}.admin-header{padding:1.5rem;border-bottom:1px solid var(--color-gray-700);display:flex;justify-content:space-between}.admin-panel{padding:1.5rem}.admin-stat-card{background:#18181b;padding:1rem;border-radius:var(--radius-lg)}.admin-login-form input{padding:.5rem 1rem;background:#1f1f1f;border:1px solid #3f3f46;border-radius:var(--radius-md)}.key-cell{max-width:20rem;width:33%;font-family:monospace;cursor:pointer;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.admin-table th,.admin-table td{padding:10px}.row-hover:hover{background:#1f1f1f}.admin-table tbody tr{border-bottom:1px solid var(--color-gray-800)}.admin-table thead tr{color:#71717a;border-bottom:1px solid var(--color-gray-700)}.text-xl{font-size:clamp(1.25rem,3vw,1.5rem)}.font-bold{font-weight:700}.bg-gray-900{background:var(--color-gray-900)}.p-4{padding:1rem}.rounded{border-radius:var(--radius-lg)}.border-b{border-bottom:1px solid var(--color-gray-700)}.mb-6{margin-bottom:1rem}.mb-4{margin-bottom:.75rem}.mt-8{margin-top:1.5rem}.mt-3{margin-top:.75rem}.mt-4{margin-top:1rem}.text-sm{font-size:.875rem}.text-xs{font-size:.75rem}.font-mono{font-family:var(--font-mono)}.changelog-card{max-width:42rem;margin:1.5rem auto 0;background:var(--color-gray-900);border:1px solid var(--color-gray-700);border-radius:var(--radius-lg);padding:1rem 1.25rem;text-align:left}.changelog-version{font-size:1.1rem;margin-bottom:.75rem}.changelog-section{margin-top:.75rem}.changelog-section h4{font-size:.95rem;margin-bottom:.35rem;color:var(--color-white)}.changelog-list{margin:0;padding-left:1.1rem;color:var(--color-gray-300)}.changelog-list li{margin:.2rem 0;overflow-wrap:anywhere;word-break:break-word;line-height:1.35}@media(max-width:767px){.container{padding-inline:1rem}}