:root{--color-primary:#0f172a;--color-primary-rgb:15,23,42;--color-accent:#8b5cf6;--color-accent-hover:#7c3aed;--color-bg:#fafafa;--color-surface:#ffffff;--color-text-main:#1e293b;--color-text-muted:#475569;--color-border:#e2e8f0;--color-error:#ef4444;--color-success:#10b981;--font-family-display:"Playfair Display",Georgia,serif;--font-family-body:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;--font-size-xs:0.75rem;--font-size-sm:0.875rem;--font-size-base:1rem;--font-size-md:1.125rem;--font-size-lg:1.25rem;--font-size-xl:1.5rem;--font-size-2xl:2rem;--font-size-3xl:2.75rem;--font-size-4xl:3.5rem;--font-weight-light:300;--font-weight-normal:400;--font-weight-medium:500;--font-weight-semibold:600;--font-weight-bold:700;--line-height-tight:1.2;--line-height-snug:1.35;--line-height-normal:1.6;--spacing-1:0.25rem;--spacing-2:0.5rem;--spacing-3:0.75rem;--spacing-4:1rem;--spacing-5:1.25rem;--spacing-6:1.5rem;--spacing-8:2rem;--spacing-10:2.5rem;--spacing-12:3rem;--spacing-16:4rem;--spacing-20:5rem;--breakpoint-sm:576px;--breakpoint-md:768px;--breakpoint-lg:992px;--breakpoint-xl:1200px;--breakpoint-xxl:1400px;--container-max-width:1280px;--header-height:80px;--header-scroll-height:64px;--transition-fast:0.15s cubic-bezier(0.4,0,0.2,1);--transition-normal:0.3s cubic-bezier(0.4,0,0.2,1);--transition-slow:0.5s cubic-bezier(0.4,0,0.2,1);--shadow-sm:0 1px 2px 0 rgba(0,0,0,0.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,0.05),0 2px 4px -1px rgba(0,0,0,0.03);--shadow-lg:0 10px 15px -3px rgba(0,0,0,0.05),0 4px 6px -2px rgba(0,0,0,0.02);--shadow-nav:0 4px 30px rgba(0,0,0,0.03);--radius-sm:4px;--radius-md:8px;--radius-lg:16px;--radius-full:9999px}*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{font-size:100%;scroll-behavior:smooth;-webkit-text-size-adjust:100%;-moz-tab-size:4;tab-size:4}body{min-height:100vh;text-rendering:optimizeSpeed;line-height:var(--line-height-normal);background-color:var(--color-bg);color:var(--color-text-main);overflow-x:hidden}img,picture,video,canvas,svg{display:block;max-width:100%;height:auto}input,button,textarea,select{font:inherit;color:inherit;background:transparent;border:none;outline:none}button,select{cursor:pointer}textarea{resize:vertical}ul,ol{list-style:none}a{text-decoration:none;color:inherit;transition:color var(--transition-fast)}:focus-visible{outline:2px solid var(--color-accent);outline-offset:4px}body{font-family:var(--font-family-body);font-size:var(--font-size-base);font-weight:var(--font-weight-normal);color:var(--color-text-main);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,.h1,h2,.h2,h3,.h3,h4,.h4,h5,.h5,h6,.h6{font-family:var(--font-family-display);font-weight:var(--font-weight-bold);color:var(--color-primary);line-height:var(--line-height-tight)}h1,.h1{font-size:var(--font-size-2xl);letter-spacing:-0.02em}h2,.h2{font-size:var(--font-size-xl);letter-spacing:-0.01em}h3,.h3{font-size:var(--font-size-lg);font-family:var(--font-family-body);font-weight:var(--font-weight-semibold)}h4,.h4{font-size:var(--font-size-md);font-family:var(--font-family-body);font-weight:var(--font-weight-semibold)}@media (min-width:768px){h1,.h1{font-size:var(--font-size-3xl)}h2,.h2{font-size:var(--font-size-2xl)}h3,.h3{font-size:var(--font-size-xl)}}@media (min-width:992px){h1,.h1{font-size:var(--font-size-4xl)}h2,.h2{font-size:var(--font-size-3xl)}}.text-lead{font-size:var(--font-size-md);line-height:var(--line-height-normal);color:var(--color-text-muted)}.text-muted{color:var(--color-text-muted)}.text-uppercase-track{text-transform:uppercase;letter-spacing:0.1em;font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold)}@media (min-width:768px){.text-lead{font-size:var(--font-size-lg)}}.container{width:100%;margin-right:auto;margin-left:auto;padding-right:var(--spacing-4);padding-left:var(--spacing-4);max-width:var(--container-max-width)}.container-fluid{width:100%;padding-right:var(--spacing-4);padding-left:var(--spacing-4)}.row{display:flex;flex-wrap:wrap;margin-right:calc(var(--spacing-4) * -1);margin-left:calc(var(--spacing-4) * -1)}.col{flex:1 0 0%;padding-right:var(--spacing-4);padding-left:var(--spacing-4)}.grid-auto-fit{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:var(--spacing-6)}.section{padding-top:var(--spacing-12);padding-bottom:var(--spacing-12)}@media (min-width:768px){.section{padding-top:var(--spacing-20);padding-bottom:var(--spacing-20)}}.d-flex{display:flex}.flex-column{flex-direction:column}.justify-between{justify-content:space-between}.align-center{align-items:center}.gap-4{gap:var(--spacing-4)}.gap-8{gap:var(--spacing-8)}.visually-hidden{position:absolute !important;width:1px !important;height:1px !important;padding:0 !important;margin:-1px !important;overflow:hidden !important;clip:rect(0,0,0,0) !important;white-space:nowrap !important;border:0 !important}.m-0{margin:0}.mb-2{margin-bottom:var(--spacing-2)}.mb-4{margin-bottom:var(--spacing-4)}.mb-6{margin-bottom:var(--spacing-6)}.mb-8{margin-bottom:var(--spacing-8)}.mb-12{margin-bottom:var(--spacing-12)}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.block{display:block}.inline-block{display:inline-block}.hide{display:none !important}.transition-all{transition:all var(--transition-normal)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:0.75rem 1.75rem;font-family:var(--font-family-body);font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);text-transform:uppercase;letter-spacing:0.05em;border-radius:var(--radius-sm);border:1px solid transparent;cursor:pointer;white-space:nowrap;user-select:none;transition:background-color var(--transition-fast),border-color var(--transition-fast),color var(--transition-fast),box-shadow var(--transition-fast),transform var(--transition-fast)}.btn--primary{background-color:var(--color-primary);color:var(--color-surface)}.btn--primary:hover{background-color:var(--color-accent)}.btn--primary:focus-visible{outline-color:var(--color-accent)}.btn--secondary{background-color:transparent;color:var(--color-primary);border-color:var(--color-border)}.btn--secondary:hover{background-color:var(--color-primary);color:var(--color-surface);border-color:var(--color-primary)}.btn--accent{background-color:var(--color-accent);color:var(--color-surface)}.btn--accent:hover{background-color:var(--color-accent-hover)}.btn--block{display:flex;width:100%}.form-group{margin-bottom:var(--spacing-6)}.form-label{display:block;margin-bottom:var(--spacing-2);font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);text-transform:uppercase;letter-spacing:0.05em;color:var(--color-primary)}.form-control{display:block;width:100%;padding:0.875rem var(--spacing-4);font-family:var(--font-family-body);font-size:var(--font-size-sm);color:var(--color-text-main);background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-sm);transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.form-control::placeholder{color:var(--color-text-muted);opacity:0.8}.form-control:focus{border-color:var(--color-accent);box-shadow:0 0 0 3px rgba(139,92,246,0.1)}.form-helper{display:block;max-height:24px;opacity:1;margin-top:var(--spacing-2);font-size:var(--font-size-xs);color:var(--color-text-muted);transition:max-height 0.25s cubic-bezier(0.4,0,0.2,1),opacity 0.25s cubic-bezier(0.4,0,0.2,1),margin-top 0.25s cubic-bezier(0.4,0,0.2,1)}.form-error-msg{display:block;max-height:0;opacity:0;overflow:hidden;margin-top:0;font-size:var(--font-size-xs);font-weight:var(--font-weight-medium);color:var(--color-error);transition:max-height 0.25s cubic-bezier(0.4,0,0.2,1),opacity 0.25s cubic-bezier(0.4,0,0.2,1),margin-top 0.25s cubic-bezier(0.4,0,0.2,1)}.form-group--invalid .form-control{border-color:var(--color-error)}.form-group--invalid .form-error-msg{max-height:24px;opacity:1;margin-top:var(--spacing-2)}.form-group--invalid .form-helper{max-height:0;opacity:0;margin-top:0;overflow:hidden}.site-header{position:fixed;top:0;left:0;width:100%;height:var(--header-height);background-color:transparent;border-bottom:1px solid transparent;z-index:1000;display:flex;align-items:center;transition:background-color var(--transition-normal),backdrop-filter var(--transition-normal),border-bottom-color var(--transition-normal),box-shadow var(--transition-normal)}.site-header--scrolled{background-color:rgba(250,250,250,0.95);backdrop-filter:blur(10px);border-bottom-color:var(--color-border);box-shadow:var(--shadow-sm)}.site-header__container{display:flex;align-items:center;justify-content:space-between;width:100%}.site-header__logo{font-family:var(--font-family-display);font-size:var(--font-size-lg);font-weight:var(--font-weight-bold);color:var(--color-primary);letter-spacing:-0.01em}.site-header__logo span{color:var(--color-accent)}.main-nav__list{display:none;align-items:center;gap:var(--spacing-8)}.main-nav__link{font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--color-text-main);position:relative;padding:var(--spacing-2) 0}.main-nav__link::after{content:'';position:absolute;bottom:0;left:0;width:100%;height:2px;background-color:var(--color-accent);transform:scaleX(0);transform-origin:right;transition:transform var(--transition-normal)}.main-nav__link:hover::after,.main-nav__link--active::after{transform:scaleX(1);transform-origin:left}.main-nav__link:hover{color:var(--color-accent)}.main-nav__link--active{color:var(--color-accent);font-weight:var(--font-weight-semibold)}@media (min-width:768px){.main-nav__list{display:flex}.nav-toggle{display:none !important}}.nav-toggle{display:flex;flex-direction:column;justify-content:space-between;width:24px;height:18px;z-index:1100}.nav-toggle span{display:block;height:2px;width:100%;background-color:var(--color-primary);border-radius:var(--radius-full);transition:all var(--transition-fast)}.nav-toggle--active span:nth-child(1){transform:translateY(8px) rotate(45deg)}.nav-toggle--active span:nth-child(2){opacity:0}.nav-toggle--active span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}.mobile-nav{position:fixed;top:0;right:0;width:80%;max-width:320px;height:100vh;background-color:var(--color-surface);box-shadow:var(--shadow-lg);z-index:1050;padding:100px var(--spacing-8) var(--spacing-8);display:flex;flex-direction:column;gap:var(--spacing-6);transform:translateX(100%);transition:transform var(--transition-normal)}.mobile-nav--open{transform:translateX(0)}.mobile-nav__link{font-size:var(--font-size-md);font-weight:var(--font-weight-medium);padding:var(--spacing-3) 0;border-bottom:1px solid var(--color-border);transition:color var(--transition-fast)}.mobile-nav__link:hover,.mobile-nav__link--active{color:var(--color-accent)}.site-footer{background-color:var(--color-primary);color:#94a3b8;padding-top:var(--spacing-16);padding-bottom:var(--spacing-8);border-top:1px solid rgba(255,255,255,0.05)}.site-footer__title{color:var(--color-surface);margin-bottom:var(--spacing-4);font-size:var(--font-size-md)}.site-footer__desc{font-size:var(--font-size-sm);line-height:var(--line-height-normal);margin-bottom:var(--spacing-6)}.site-footer__link{font-size:var(--font-size-sm);color:#94a3b8;display:inline-block;margin-bottom:var(--spacing-2)}.site-footer__link:hover{color:var(--color-surface)}.site-footer__bottom{margin-top:var(--spacing-12);padding-top:var(--spacing-6);border-top:1px solid rgba(255,255,255,0.05);font-size:var(--font-size-xs);display:flex;flex-direction:column;gap:var(--spacing-4);align-items:center}@media (min-width:768px){.site-footer__bottom{flex-direction:row;justify-content:space-between}}.toast{position:fixed;bottom:var(--spacing-8);right:var(--spacing-8);display:flex;align-items:center;justify-content:space-between;width:90%;max-width:400px;background-color:rgba(255,255,255,0.95);backdrop-filter:blur(10px);border:1px solid var(--color-border);border-left:4px solid var(--color-success);border-radius:var(--radius-sm);padding:var(--spacing-4) var(--spacing-5);box-shadow:var(--shadow-lg);z-index:2000;opacity:0;transform:translateY(20px);pointer-events:none;transition:opacity var(--transition-normal),transform var(--transition-normal)}.toast--error{border-left-color:var(--color-error)}.toast--open{opacity:1;transform:translateY(0);pointer-events:auto}.toast__content{display:flex;align-items:center;gap:var(--spacing-3);flex:1}.toast__icon{display:flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:var(--radius-full);background-color:rgba(16,185,129,0.1);color:var(--color-success);font-weight:var(--font-weight-bold);font-size:var(--font-size-xs)}.toast--error .toast__icon{background-color:rgba(239,68,110,0.1);color:var(--color-error)}.toast__message{font-family:var(--font-family-body);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--color-text-main);line-height:var(--line-height-tight)}.toast__close{background:transparent;border:none;font-size:1.25rem;font-weight:var(--font-weight-light);color:var(--color-text-muted);cursor:pointer;padding:0 var(--spacing-1);line-height:1;transition:color var(--transition-fast)}.toast__close:hover{color:var(--color-primary)}