:root{--bg: #fbfbfd;--bg-alt: #ffffff;--bg-tint: #f5f5f7;--text: #1d1d1f;--text-soft: #6e6e73;--accent: #0071e3;--accent-hover: #0077ed;--border: rgba(0, 0, 0, .08);--shadow: 0 4px 24px rgba(0, 0, 0, .06);--shadow-lg: 0 18px 48px rgba(0, 0, 0, .1);--radius: 20px;--radius-sm: 12px;--max-width: 1080px;--font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Inter", "Segoe UI", Roboto, Helvetica, Arial, sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}a{color:inherit;text-decoration:none}.btn{display:inline-block;font-size:1.0625rem;font-weight:500;padding:.85rem 1.9rem;border-radius:980px;cursor:pointer;border:none;transition:background .25s ease,transform .15s ease}.btn--primary{background:var(--accent);color:#fff}.btn--primary:hover{background:var(--accent-hover);transform:translateY(-1px)}.btn--primary:active{transform:translateY(0)}.navbar{position:sticky;top:0;z-index:50;background:#fbfbfdb8;backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid var(--border)}.navbar__inner{max-width:var(--max-width);margin:0 auto;padding:0 1.5rem;height:56px;display:flex;align-items:center;justify-content:space-between}.navbar__brand{font-weight:600;font-size:1.0625rem;letter-spacing:-.01em}.navbar__nav{display:flex;align-items:center;gap:1.25rem}.navbar__link{font-size:.9375rem;color:var(--text-soft);transition:color .2s ease}.navbar__link:hover{color:var(--text)}.lang-toggle{display:flex;align-items:center;gap:.15rem;font-size:.8125rem;font-weight:500}.lang-toggle__btn{background:none;border:none;cursor:pointer;color:var(--text-soft);padding:.2rem .35rem;border-radius:6px;transition:color .2s ease}.lang-toggle__btn.is-active{color:var(--accent);font-weight:600}.lang-toggle__btn:hover{color:var(--text)}.lang-toggle__sep{color:var(--border)}.hero{padding:clamp(5rem,14vw,11rem) 1.5rem clamp(4rem,10vw,8rem);text-align:center;background:radial-gradient(80% 60% at 50% 0%,rgba(0,113,227,.08),transparent 70%),var(--bg)}.hero__inner{max-width:820px;margin:0 auto}.hero__title{margin:0 0 1.25rem;font-size:clamp(2.75rem,7vw,5rem);line-height:1.05;letter-spacing:-.03em;font-weight:600}.hero__greeting{display:block}.hero__tagline{display:block;background:linear-gradient(90deg,#0071e3,#42a5f5);-webkit-background-clip:text;background-clip:text;color:transparent}.hero__subtitle{margin:0 auto 2.25rem;max-width:600px;font-size:clamp(1.125rem,2.4vw,1.4rem);color:var(--text-soft);line-height:1.4}.section{padding:clamp(4rem,9vw,7rem) 1.5rem}.section:nth-of-type(2n){background:var(--bg-tint)}.section__inner{max-width:var(--max-width);margin:0 auto;text-align:center}.section__title{margin:0 0 1rem;font-size:clamp(2rem,4.5vw,3rem);letter-spacing:-.02em;font-weight:600}.section__subtitle{margin:0 auto 3rem;max-width:560px;font-size:1.1875rem;color:var(--text-soft)}.about__body{max-width:720px;margin:0 auto;font-size:clamp(1.125rem,2.2vw,1.375rem);color:var(--text);line-height:1.55}.tech-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.25rem;margin-top:1rem}.tech-card{background:var(--bg-alt);border:1px solid var(--border);border-radius:var(--radius);padding:2rem 1.5rem;box-shadow:var(--shadow);transition:transform .3s ease,box-shadow .3s ease;height:100%;text-align:center}.tech-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}.tech-card__icon{font-size:2.5rem;display:block;margin-bottom:1rem}.tech-card__title{margin:0 0 .5rem;font-size:1.25rem;font-weight:600}.tech-card__desc{margin:0;color:var(--text-soft);font-size:.9375rem;line-height:1.45}.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;margin-top:1rem}.service-card{background:var(--bg-alt);border:1px solid var(--border);border-radius:var(--radius);padding:2.5rem 2rem;box-shadow:var(--shadow);text-align:left;transition:transform .3s ease,box-shadow .3s ease;height:100%}.service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}.service-card__icon{font-size:2.25rem;display:block;margin-bottom:1.25rem}.service-card__title{margin:0 0 .75rem;font-size:1.5rem;font-weight:600}.service-card__desc{margin:0;color:var(--text-soft);font-size:1.0625rem;line-height:1.5}.contact__body{margin:0 auto 2rem;max-width:500px;font-size:1.1875rem;color:var(--text-soft)}.contact__email{display:block;margin-top:1.5rem;font-size:1.0625rem;color:var(--accent);transition:color .2s ease}.contact__email:hover{color:var(--accent-hover);text-decoration:underline}.footer{padding:3rem 1.5rem;background:var(--bg-tint);border-top:1px solid var(--border);text-align:center}.footer__inner{max-width:var(--max-width);margin:0 auto}.footer__brand{margin:0 0 .35rem;font-weight:600}.footer__note,.footer__copy{margin:.2rem 0;color:var(--text-soft);font-size:.875rem}.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease;height:100%}.reveal--visible{opacity:1;transform:none}@media (prefers-reduced-motion: reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}@media (max-width: 600px){.navbar__brand{font-size:1rem}.navbar__nav{gap:.9rem}.service-card{padding:2rem 1.5rem}}