:root{--color-primary: #2563eb;--color-primary-light: #3b82f6;--color-primary-dark: #1d4ed8;--color-secondary: #64748b;--color-secondary-light: #94a3b8;--color-secondary-dark: #475569;--color-accent: #f59e0b;--color-accent-light: #fbbf24;--color-accent-dark: #d97706;--color-white: #ffffff;--color-black: #0f172a;--color-gray-50: #f8fafc;--color-gray-100: #f1f5f9;--color-gray-200: #e2e8f0;--color-gray-300: #cbd5e1;--color-gray-400: #94a3b8;--color-gray-500: #64748b;--color-gray-600: #475569;--color-gray-700: #334155;--color-gray-800: #1e293b;--color-gray-900: #0f172a;--color-success: #10b981;--color-warning: #f59e0b;--color-error: #ef4444;--color-info: #3b82f6;--bg-primary: var(--color-white);--bg-secondary: var(--color-gray-50);--bg-tertiary: var(--color-gray-100);--text-primary: var(--color-gray-900);--text-secondary: var(--color-gray-600);--text-tertiary: var(--color-gray-500);--text-inverse: var(--color-white);--text-link: var(--color-primary);--text-link-hover: var(--color-primary-dark);--font-primary: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, sans-serif;--font-secondary: "Merriweather", Georgia, "Times New Roman", serif;--font-mono: "Fira Code", "Consolas", "Monaco", monospace;--text-xs: .75rem;--text-sm: .875rem;--text-base: 1rem;--text-lg: 1.125rem;--text-xl: 1.25rem;--text-2xl: 1.5rem;--text-3xl: 1.875rem;--text-4xl: 2.25rem;--text-5xl: 3rem;--font-normal: 400;--font-medium: 500;--font-semibold: 600;--font-bold: 700;--leading-tight: 1.25;--leading-snug: 1.375;--leading-normal: 1.5;--leading-relaxed: 1.625;--leading-loose: 2;--tracking-tight: -.025em;--tracking-normal: 0;--tracking-wide: .025em;--space-0: 0;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--space-20: 5rem;--space-24: 6rem;--container-sm: 640px;--container-md: 768px;--container-lg: 1024px;--container-xl: 1280px;--container-2xl: 1440px;--content-width: 720px;--radius-none: 0;--radius-sm: .25rem;--radius-md: .375rem;--radius-lg: .5rem;--radius-xl: .75rem;--radius-2xl: 1rem;--radius-full: 9999px;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);--shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / .25);--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .35s ease;--z-dropdown: 100;--z-sticky: 200;--z-fixed: 300;--z-overlay: 400;--z-modal: 500;--z-popover: 600;--z-tooltip: 700}@media (prefers-color-scheme: dark){:root.auto-dark{--bg-primary: var(--color-gray-900);--bg-secondary: var(--color-gray-800);--bg-tertiary: var(--color-gray-700);--text-primary: var(--color-gray-50);--text-secondary: var(--color-gray-300);--text-tertiary: var(--color-gray-400)}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:100%;scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{font-family:var(--font-primary);font-size:var(--text-base);font-weight:var(--font-normal);line-height:var(--leading-normal);color:var(--text-primary);background-color:var(--bg-primary);min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}img,picture,video,canvas,svg{display:block;max-width:100%;height:auto}input,button,textarea,select{font:inherit;color:inherit}button{cursor:pointer;border:none;background:none}a{color:var(--text-link);text-decoration:none;transition:color var(--transition-fast)}a:hover,a:focus{color:var(--text-link-hover)}a:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}ul,ol{list-style:none}h1,h2,h3,h4,h5,h6{font-family:var(--font-secondary);font-weight:var(--font-bold);line-height:var(--leading-tight);color:var(--text-primary)}.container{width:100%;max-width:var(--container-xl);margin:0 auto;padding:0 var(--space-4)}.container--narrow{max-width:var(--content-width)}.grid{display:grid;gap:var(--space-6)}.grid--2-cols,.grid--3-cols,.grid--4-cols{grid-template-columns:1fr}.flex{display:flex}.flex--center{align-items:center;justify-content:center}.flex--between{align-items:center;justify-content:space-between}.flex--wrap{flex-wrap:wrap}.header{position:sticky;top:0;z-index:var(--z-sticky);background-color:var(--bg-primary);border-bottom:1px solid var(--color-gray-200);padding:var(--space-4) 0}.header__inner{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4)}.header__logo{display:flex;align-items:center;gap:var(--space-2)}.header__logo-text{font-family:var(--font-secondary);font-size:var(--text-xl);font-weight:var(--font-bold);color:var(--text-primary)}.header__logo-text:hover{color:var(--color-primary)}.nav{display:none}.nav__list{display:flex;align-items:center;gap:var(--space-6)}.nav__link{font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--text-secondary);padding:var(--space-2) 0;position:relative}.nav__link:hover,.nav__link--active{color:var(--color-primary)}.nav__link:after{content:"";position:absolute;bottom:0;left:0;width:0;height:2px;background-color:var(--color-primary);transition:width var(--transition-fast)}.nav__link:hover:after,.nav__link--active:after{width:100%}.menu-toggle{display:flex;flex-direction:column;gap:5px;padding:var(--space-2);background:none;border:none;cursor:pointer}.menu-toggle__bar{width:24px;height:2px;background-color:var(--text-primary);transition:transform var(--transition-fast),opacity var(--transition-fast)}.menu-toggle[aria-expanded=true] .menu-toggle__bar:nth-child(1){transform:rotate(45deg) translate(5px,5px)}.menu-toggle[aria-expanded=true] .menu-toggle__bar:nth-child(2){opacity:0}.menu-toggle[aria-expanded=true] .menu-toggle__bar:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}.nav-mobile{display:none;position:absolute;top:100%;left:0;right:0;background-color:var(--bg-primary);border-bottom:1px solid 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#2563eb1a}.search__input::placeholder{color:var(--text-tertiary)}.search__btn{padding:var(--space-2);color:var(--text-secondary);transition:color var(--transition-fast)}.search__btn:hover{color:var(--color-primary)}.hero{padding:var(--space-8) 0;background-color:var(--bg-secondary)}.hero__content{text-align:center}.hero__badge{display:inline-block;padding:var(--space-1) var(--space-3);font-size:var(--text-xs);font-weight:var(--font-semibold);color:var(--color-primary);background-color:#2563eb1a;border-radius:var(--radius-full);margin-bottom:var(--space-4);text-transform:uppercase;letter-spacing:var(--tracking-wide)}.hero__title{font-size:var(--text-3xl);margin-bottom:var(--space-4)}.hero__description{font-size:var(--text-lg);color:var(--text-secondary);max-width:600px;margin:0 auto}.main{padding:var(--space-8) 0}.section{margin-bottom:var(--space-12)}.section__header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-6);padding-bottom:var(--space-4);border-bottom:2px solid var(--color-gray-200)}.section__title{font-size:var(--text-2xl);position:relative}.section__title:before{content:"";position:absolute;bottom:calc(-1 * var(--space-4) - 2px);left:0;width:60px;height:2px;background-color:var(--color-primary)}.section__link{font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--color-primary);display:flex;align-items:center;gap:var(--space-1)}.section__link:hover{text-decoration:underline}.card{background-color:var(--bg-primary);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform var(--transition-normal),box-shadow var(--transition-normal)}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.card__image-wrapper{position:relative;aspect-ratio:16 / 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