:root{--c-primary:#0B2A4A;--c-primary-light:#144270;--c-accent:#F59E0B;--c-accent-light:#FBBF24;--c-accent-dark:#D97706;--c-blue:#0A7FE8;--c-amber-glow:rgba(245,158,11,0.15);--c-bg:#F5F8FC;--c-surface:#FFFFFF;--c-surface-alt:#EEF3F9;--c-dark:#0B1F3A;--c-dark-surface:#0F2A4F;--c-text:#1A2438;--c-text-muted:#5C6B82;--c-border:#DDE6F0;--c-border-dark:rgba(255,255,255,0.12);--font-sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;--font-mono:'SF Mono','Fira Code','Consolas',monospace;--space-xs:0.5rem;--space-sm:1rem;--space-md:1.5rem;--space-lg:2.5rem;--space-xl:4rem;--space-2xl:6rem;--r-sm:8px;--r-md:12px;--r-lg:20px;--r-xl:28px;--r-full:999px;--shadow-sm:0 2px 8px rgba(11,31,58,0.06);--shadow-md:0 8px 24px rgba(11,31,58,0.10);--shadow-lg:0 20px 50px rgba(11,31,58,0.16);--shadow-accent:0 8px 30px rgba(245,158,11,0.25);--container:1200px;--container-narrow:860px;--header-h:72px;--t-fast:0.2s ease;--t-base:0.35s cubic-bezier(0.22,1,0.36,1)}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font-sans);font-size:16px;line-height:1.65;color:var(--c-text);background:var(--c-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--c-blue);text-decoration:none;transition:color var(--t-fast)}
a:hover{color:var(--c-primary)}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input,textarea,select{font-family:inherit;font-size:inherit}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 1.5rem}
.container--narrow{max-width:var(--container-narrow)}
.section{padding:var(--space-2xl) 0}
.section--tight{padding:var(--space-xl) 0}
.section--dark{background:var(--c-dark);color:#fff}
.section--dark a{color:var(--c-accent-light)}
.section--alt{background:var(--c-surface-alt)}
.grid{display:grid;gap:var(--space-md)}
.grid--2{grid-template-columns:repeat(2,1fr)}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--4{grid-template-columns:repeat(4,1fr)}
.flex{display:flex}
.flex--center{align-items:center;justify-content:center}
.flex--between{justify-content:space-between;align-items:center}
h1,h2,h3,h4,h5{font-weight:700;line-height:1.2;color:var(--c-primary);letter-spacing:-0.02em}
.section--dark h1,.section--dark h2,.section--dark h3{color:#fff}
h1{font-size:clamp(2rem,5vw,3.5rem)}
h2{font-size:clamp(1.6rem,3.5vw,2.5rem)}
h3{font-size:clamp(1.25rem,2vw,1.6rem)}
h4{font-size:1.15rem}
p{margin-bottom:1rem}
.text-center{text-align:center}
.text-muted{color:var(--c-text-muted)}
.lead{font-size:1.15rem;color:var(--c-text-muted);line-height:1.7}
.section--dark .lead{color:rgba(255,255,255,0.75)}
.eyebrow{display:inline-block;font-size:0.85rem;font-weight:600;text-transform:uppercase;letter-spacing:0.1em;color:var(--c-accent-dark);background:rgba(245,158,11,0.1);padding:0.35rem 0.9rem;border-radius:var(--r-full);margin-bottom:var(--space-sm)}
.section--dark .eyebrow{color:var(--c-accent-light);background:rgba(245,158,11,0.15)}
.section-header{text-align:center;max-width:700px;margin:0 auto var(--space-xl)}
.section-header .lead{margin-top:var(--space-sm)}
.btn{display:inline-flex;align-items:center;gap:0.5rem;padding:0.85rem 1.8rem;font-size:1rem;font-weight:600;border-radius:var(--r-full);transition:all var(--t-base);white-space:nowrap;line-height:1}
.btn--primary{background:var(--c-accent);color:#fff;box-shadow:var(--shadow-accent)}
.btn--primary:hover{background:var(--c-accent-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 36px rgba(245,158,11,0.35)}
.btn--outline{background:transparent;color:var(--c-primary);border:2px solid var(--c-border)}
.btn--outline:hover{border-color:var(--c-accent);color:var(--c-accent-dark)}
.btn--light{background:rgba(255,255,255,0.12);color:#fff;border:2px solid rgba(255,255,255,0.2)}
.btn--light:hover{background:#fff;color:var(--c-primary)}
.btn--lg{padding:1.05rem 2.4rem;font-size:1.1rem}
.btn--block{display:flex;width:100%;justify-content:center}
.site-header{position:fixed;top:0;left:0;right:0;height:var(--header-h);background:rgba(255,255,255,0.95);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--c-border);z-index:1000;transition:all var(--t-base)}
.site-header--scrolled{box-shadow:var(--shadow-sm)}
.nav{height:100%;display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:0.6rem;font-size:1.3rem;font-weight:800;color:var(--c-primary);letter-spacing:-0.03em}
.logo:hover{color:var(--c-primary)}
.logo__icon{width:36px;height:36px;background:linear-gradient(135deg,var(--c-accent),var(--c-accent-dark));border-radius:var(--r-sm);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.logo__icon svg{width:22px;height:22px}
.logo__name{line-height:1}
.logo__name span{color:var(--c-accent)}
.nav__menu{display:flex;align-items:center;gap:0.3rem}
.nav__link{position:relative;padding:0.5rem 0.9rem;color:var(--c-text);font-weight:500;font-size:0.95rem;border-radius:var(--r-sm);transition:all var(--t-fast)}
.nav__link:hover{color:var(--c-accent-dark);background:rgba(245,158,11,0.06)}
.nav__link--active{color:var(--c-accent-dark)}
.nav__link--active::after{content:'';position:absolute;bottom:-2px;left:50%;transform:translateX(-50%);width:20px;height:3px;background:var(--c-accent);border-radius:2px}
.nav__actions{display:flex;align-items:center;gap:0.6rem}
.lang-switch{position:relative}
.lang-switch__btn{display:flex;align-items:center;gap:0.3rem;padding:0.45rem 0.75rem;border-radius:var(--r-sm);border:1px solid var(--c-border);background:var(--c-surface);font-size:0.85rem;font-weight:600;color:var(--c-text);transition:all var(--t-fast)}
.lang-switch__btn:hover{border-color:var(--c-accent)}
.lang-switch__btn svg{width:16px;height:16px}
.lang-switch__menu{position:absolute;top:calc(100% + 6px);right:0;min-width:160px;background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-md);box-shadow:var(--shadow-md);padding:0.4rem;opacity:0;visibility:hidden;transform:translateY(-8px);transition:all var(--t-fast);z-index:100}
.lang-switch--open .lang-switch__menu{opacity:1;visibility:visible;transform:translateY(0)}
.lang-switch__option{display:flex;align-items:center;gap:0.5rem;padding:0.55rem 0.75rem;border-radius:var(--r-sm);font-size:0.9rem;font-weight:500;color:var(--c-text);cursor:pointer;transition:background var(--t-fast)}
.lang-switch__option:hover{background:var(--c-surface-alt)}
.lang-switch__option--active{color:var(--c-accent-dark);font-weight:700}
.lang-switch__flag{font-size:1.1rem;line-height:1}
.nav__toggle{display:none}
.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding-top:var(--header-h);background:var(--c-dark);overflow:hidden}
.hero__bg{position:absolute;inset:0;background:radial-gradient(ellipse at 70% 30%,rgba(245,158,11,0.18) 0%,transparent 50%),radial-gradient(ellipse at 20% 80%,rgba(10,127,232,0.15) 0%,transparent 50%),linear-gradient(160deg,#0B1F3A 0%,#0F2A4F 100%)}
.hero__grid-pattern{position:absolute;inset:0;background-image:linear-gradient(rgba(245,158,11,0.04) 1px,transparent 1px),linear-gradient(90deg,rgba(245,158,11,0.04) 1px,transparent 1px);background-size:40px 40px;mask-image:radial-gradient(ellipse at center,black 30%,transparent 80%);-webkit-mask-image:radial-gradient(ellipse at center,black 30%,transparent 80%)}
.hero__content{position:relative;z-index:2}
.hero__badge{display:inline-flex;align-items:center;gap:0.5rem;background:rgba(245,158,11,0.12);border:1px solid rgba(245,158,11,0.3);color:var(--c-accent-light);padding:0.4rem 1rem;border-radius:var(--r-full);font-size:0.85rem;font-weight:600;margin-bottom:var(--space-md)}
.hero__badge::before{content:'';width:8px;height:8px;background:var(--c-accent);border-radius:50%;animation:pulse 2s ease infinite}
@keyframes pulse{0%,100%{opacity:1;box-shadow:0 0 0 0 rgba(245,158,11,0.5)}
50%{opacity:0.7;box-shadow:0 0 0 8px rgba(245,158,11,0)}
}
.hero__title{color:#fff;margin-bottom:var(--space-sm)}
.hero__title .accent{color:var(--c-accent)}
.hero__subtitle{font-size:1.25rem;color:rgba(255,255,255,0.75);max-width:580px;margin-bottom:var(--space-lg);line-height:1.7}
.hero__cta{display:flex;gap:var(--space-sm);flex-wrap:wrap;margin-bottom:var(--space-lg)}
.hero__stats{display:flex;gap:var(--space-xl);flex-wrap:wrap}
.hero__stat{}
.hero__stat-num{font-size:2.5rem;font-weight:800;color:#fff;line-height:1}
.hero__stat-num .unit{color:var(--c-accent);font-size:1.5rem}
.hero__stat-label{font-size:0.85rem;color:rgba(255,255,255,0.6);margin-top:0.3rem}
.product-card{background:var(--c-surface);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:all var(--t-base);border:1px solid var(--c-border);display:flex;flex-direction:column}
.product-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(245,158,11,0.3)}
.product-card__visual{height:200px;background:linear-gradient(135deg,#0F2A4F,#0B2A4A);display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}
.product-card__visual::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 50% 50%,rgba(245,158,11,0.15),transparent 70%)}
.product-card__visual svg{position:relative;z-index:1}
.product-card__body{padding:var(--space-md);flex:1;display:flex;flex-direction:column}
.product-card__tag{display:inline-block;font-size:0.75rem;font-weight:700;text-transform:uppercase;letter-spacing:0.05em;color:var(--c-accent-dark);background:rgba(245,158,11,0.08);padding:0.25rem 0.7rem;border-radius:var(--r-full);margin-bottom:0.6rem;align-self:flex-start}
.product-card__title{margin-bottom:0.5rem}
.product-card__desc{font-size:0.92rem;color:var(--c-text-muted);margin-bottom:var(--space-sm);flex:1}
.product-card__specs{display:flex;flex-wrap:wrap;gap:0.5rem;margin-bottom:var(--space-sm)}
.product-card__spec{font-size:0.8rem;background:var(--c-surface-alt);padding:0.25rem 0.6rem;border-radius:var(--r-sm);color:var(--c-text-muted);font-weight:500}
.product-card__link{display:inline-flex;align-items:center;gap:0.3rem;font-weight:600;font-size:0.9rem;color:var(--c-accent-dark);margin-top:auto}
.product-card__link:hover{gap:0.5rem}
.feature-card{background:var(--c-surface);border-radius:var(--r-lg);padding:var(--space-lg) var(--space-md);text-align:center;border:1px solid var(--c-border);transition:all var(--t-base);height:100%}
.feature-card:hover{border-color:rgba(245,158,11,0.3);box-shadow:var(--shadow-md);transform:translateY(-4px)}
.feature-card__icon{width:56px;height:56px;margin:0 auto var(--space-sm);background:linear-gradient(135deg,rgba(245,158,11,0.12),rgba(245,158,11,0.04));border-radius:var(--r-md);display:flex;align-items:center;justify-content:center;color:var(--c-accent-dark)}
.feature-card__icon svg{width:28px;height:28px}
.feature-card__title{margin-bottom:0.4rem;font-size:1.1rem}
.feature-card__desc{font-size:0.9rem;color:var(--c-text-muted)}
.usecase-card{position:relative;border-radius:var(--r-lg);overflow:hidden;min-height:280px;display:flex;align-items:flex-end;padding:var(--space-md);color:#fff;background:linear-gradient(180deg,transparent 30%,rgba(11,31,58,0.95) 100%),var(--c-dark-surface);transition:all var(--t-base)}
.usecase-card:hover{transform:scale(1.02)}
.usecase-card__icon{position:absolute;top:var(--space-md);right:var(--space-md);width:48px;height:48px;background:rgba(245,158,11,0.15);border-radius:var(--r-md);display:flex;align-items:center;justify-content:center;color:var(--c-accent-light)}
.usecase-card__icon svg{width:26px;height:26px}
.usecase-card__title{font-size:1.2rem;color:#fff;margin-bottom:0.3rem}
.usecase-card__desc{font-size:0.88rem;color:rgba(255,255,255,0.7)}
.spec-table{width:100%;border-collapse:collapse}
.spec-table th,.spec-table td{text-align:left;padding:0.8rem 1rem;border-bottom:1px solid var(--c-border);font-size:0.95rem}
.spec-table th{width:35%;font-weight:600;color:var(--c-text-muted);background:var(--c-surface-alt)}
.spec-table td{font-weight:500;color:var(--c-text)}
.spec-table tr:last-child td,.spec-table tr:last-child th{border-bottom:none}
.cta-banner{background:linear-gradient(135deg,var(--c-primary) 0%,var(--c-dark-surface) 100%);border-radius:var(--r-xl);padding:var(--space-xl) var(--space-xl);text-align:center;color:#fff;position:relative;overflow:hidden}
.cta-banner::before{content:'';position:absolute;top:-50%;right:-10%;width:400px;height:400px;background:radial-gradient(circle,rgba(245,158,11,0.2),transparent 70%)}
.cta-banner h2{color:#fff;position:relative;z-index:1}
.cta-banner p{color:rgba(255,255,255,0.75);position:relative;z-index:1;max-width:600px;margin:var(--space-sm) auto var(--space-lg)}
.cta-banner .btn{position:relative;z-index:1}
.form-grid{display:grid;gap:var(--space-sm)}
.form-grid--2{grid-template-columns:1fr 1fr}
.form-group{margin-bottom:var(--space-sm)}
.form-label{display:block;font-size:0.9rem;font-weight:600;color:var(--c-text);margin-bottom:0.4rem}
.form-label .req{color:#e5484d}
.form-control{width:100%;padding:0.7rem 0.9rem;border:1.5px solid var(--c-border);border-radius:var(--r-sm);background:var(--c-surface);color:var(--c-text);font-size:0.95rem;transition:all var(--t-fast)}
.form-control:focus{outline:none;border-color:var(--c-accent);box-shadow:0 0 0 3px rgba(245,158,11,0.12)}
textarea.form-control{resize:vertical;min-height:120px}
select.form-control{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%235C6B82' d='M6 9L1 4h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 1rem center;padding-right:2.5rem}
.form-feedback{display:none;padding:0.8rem 1rem;border-radius:var(--r-sm);font-size:0.9rem;font-weight:500;margin-bottom:var(--space-sm)}
.form-feedback--success{display:block;background:rgba(245,158,11,0.1);border:1px solid rgba(245,158,11,0.3);color:var(--c-accent-dark)}
.form-feedback--error{display:block;background:rgba(229,72,77,0.08);border:1px solid rgba(229,72,77,0.3);color:#c93a3f}
.form-feedback--loading{display:block;background:var(--c-surface-alt);border:1px solid var(--c-border);color:var(--c-text-muted)}
.contact-info{display:flex;flex-direction:column;gap:var(--space-md)}
.contact-info__item{display:flex;gap:var(--space-sm);align-items:flex-start}
.contact-info__icon{width:44px;height:44px;flex-shrink:0;background:rgba(245,158,11,0.1);border-radius:var(--r-sm);display:flex;align-items:center;justify-content:center;color:var(--c-accent-dark)}
.contact-info__icon svg{width:22px;height:22px}
.contact-info__label{font-size:0.8rem;color:var(--c-text-muted);margin-bottom:0.15rem}
.contact-info__value{font-weight:600;color:var(--c-text)}
.stats-bar{display:flex;justify-content:space-around;flex-wrap:wrap;gap:var(--space-md)}
.stat-item{text-align:center}
.stat-item__num{font-size:clamp(2rem,4vw,3rem);font-weight:800;color:var(--c-accent)}
.stat-item__label{font-size:0.9rem;color:rgba(255,255,255,0.65)}
.site-footer{background:var(--c-dark);color:rgba(255,255,255,0.65);padding:var(--space-xl) 0 var(--space-md)}
.site-footer a{color:rgba(255,255,255,0.65)}
.site-footer a:hover{color:var(--c-accent-light)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:var(--space-lg);margin-bottom:var(--space-xl)}
.footer-brand .logo{color:#fff;margin-bottom:var(--space-sm)}
.footer-brand p{font-size:0.9rem;max-width:300px}
.footer-col h4{color:#fff;font-size:1rem;margin-bottom:var(--space-sm)}
.footer-col ul{display:flex;flex-direction:column;gap:0.5rem}
.footer-col a{font-size:0.88rem}
.footer-bottom{border-top:1px solid var(--c-border-dark);padding-top:var(--space-sm);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:var(--space-sm);font-size:0.82rem}
.footer-cert{display:flex;gap:0.5rem;flex-wrap:wrap}
.footer-cert span{background:rgba(255,255,255,0.08);padding:0.2rem 0.6rem;border-radius:var(--r-sm);font-size:0.78rem}
.breadcrumb{display:flex;gap:0.5rem;font-size:0.85rem;color:var(--c-text-muted);margin-bottom:var(--space-md)}
.breadcrumb a{color:var(--c-text-muted)}
.breadcrumb a:hover{color:var(--c-accent-dark)}
.breadcrumb__sep{color:var(--c-border)}
.page-hero{background:var(--c-dark);color:#fff;padding:calc(var(--header-h) + var(--space-xl)) 0 var(--space-xl);text-align:center;position:relative;overflow:hidden}
.page-hero__bg{position:absolute;inset:0;background:radial-gradient(ellipse at 50% 0%,rgba(245,158,11,0.15) 0%,transparent 60%),linear-gradient(180deg,#0B1F3A,#0F2A4F)}
.page-hero__content{position:relative;z-index:1}
.page-hero h1{color:#fff}
.page-hero p{color:rgba(255,255,255,0.7);max-width:600px;margin:var(--space-sm) auto 0}
.fade-up{opacity:0;transform:translateY(30px);transition:opacity 0.6s ease,transform 0.6s ease}
.fade-up--visible{opacity:1;transform:translateY(0)}
@media (max-width:960px){.grid--4{grid-template-columns:repeat(2,1fr)}
.footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){:root{--space-2xl:4rem;--space-xl:2.5rem}
.nav__menu{display:none}
.nav__toggle{display:flex;flex-direction:column;gap:4px;padding:0.5rem}
.nav__toggle span{width:24px;height:2px;background:var(--c-primary);border-radius:2px;transition:all var(--t-fast)}
.nav__toggle--open span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.nav__toggle--open span:nth-child(2){opacity:0}
.nav__toggle--open span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}
.nav__menu--mobile{display:flex;flex-direction:column;position:fixed;top:var(--header-h);left:0;right:0;background:var(--c-surface);padding:var(--space-sm);box-shadow:var(--shadow-md);border-bottom:1px solid var(--c-border);gap:0}
.nav__menu--mobile .nav__link{padding:0.8rem;border-radius:var(--r-sm)}
.grid--2,.grid--3,.grid--4{grid-template-columns:1fr}
.form-grid--2{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr}
.footer-bottom{flex-direction:column;text-align:center}
.hero__stats{gap:var(--space-md)}
.hero__stat-num{font-size:2rem}
.cta-banner{padding:var(--space-lg) var(--space-md)}
}