:root{--bg: #f6fbfb;--surface: #ffffff;--surface-alt: #eaf6f4;--text: #102a2d;--muted: #5f7477;--primary: #0f766e;--primary-dark: #0b514c;--accent: #7dd3c7;--border: #d8e7e5;--shadow: 0 18px 45px rgba(15, 81, 76, .12)}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}a{color:inherit;text-decoration:none}.site-header{position:sticky;top:0;z-index:10;background:#f6fbfbeb;backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}.navbar{max-width:1180px;margin:0 auto;padding:.5rem 1.5rem;display:flex;align-items:center;justify-content:space-between}.logo{font-size:2rem;font-weight:800;letter-spacing:-.04em;color:var(--text)}.nav-links{list-style:none;display:flex;gap:1.5rem}.nav-links a{font-size:.95rem;font-weight:600;color:var(--muted);transition:color .2s ease}.nav-links 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#0f766e33}.button:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 16px 30px #0f766e42}.section{max-width:1180px;margin:0 auto;padding:6rem 1.5rem}.section-heading{max-width:720px;margin-bottom:3rem}.section-heading p{color:var(--muted)}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}.card{min-height:240px;padding:2rem;background:var(--surface);border:1px solid var(--border);border-radius:24px;box-shadow:var(--shadow);transition:transform .2s ease,border-color .2s ease}.card:hover{transform:translateY(-6px);border-color:var(--accent)}.card p{color:var(--muted)}.testimonials{max-width:none;background:var(--surface-alt)}.testimonials .section-heading,.testimonial-grid{max-width:1180px;margin-left:auto;margin-right:auto}.testimonial-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}.testimonial{padding:2rem;background:var(--surface);border:1px solid var(--border);border-radius:24px;box-shadow:var(--shadow)}.testimonial p{margin-bottom:1.5rem;color:var(--text);font-size:1.05rem}.testimonial footer{display:flex;flex-direction:column;gap:.2rem}.testimonial span{color:var(--muted);font-size:.95rem}.contact-wrapper{display:grid;grid-template-columns:.9fr 1.1fr;gap:3rem;align-items:start}.contact-copy p{color:var(--muted)}.contact-form{padding:2rem;background:var(--surface);border:1px solid var(--border);border-radius:24px;box-shadow:var(--shadow)}.contact-form label{display:block;margin-bottom:.45rem;font-weight:700}.contact-form input,.contact-form textarea{width:100%;margin-bottom:1.1rem;padding:.9rem 1rem;border:1px solid var(--border);border-radius:14px;background:#fbfefe;color:var(--text);font:inherit;outline:none;transition:border-color .2s ease,box-shadow .2s ease}.contact-form input:focus,.contact-form textarea:focus{border-color:var(--primary);box-shadow:0 0 0 4px #0f766e1f}.contact-form textarea{resize:vertical}.site-footer{padding:2rem 1.5rem;text-align:center;color:var(--muted);border-top:1px solid var(--border)}@media(max-width:900px){.card-grid,.testimonial-grid,.contact-wrapper{grid-template-columns:1fr}.card{min-height:auto}}@media(max-width:640px){.navbar{align-items:flex-start;gap:1rem;flex-direction:column}.nav-links{flex-wrap:wrap;gap:1rem}.hero-content,.section{padding-left:1rem;padding-right:1rem}.hero-content{padding-top:4.5rem;padding-bottom:4.5rem}.section{padding-top:4rem;padding-bottom:4rem}.card,.testimonial,.contact-form{padding:1.5rem;border-radius:20px}}:root{--header-bg: rgba(246, 251, 251, .92);--input-bg: #fbfefe;--hero-bg: radial-gradient(circle at top right, rgba(125, 211, 199, .35), transparent 32%), linear-gradient(135deg, #f6fbfb 0%, #e6f5f2 100%);--button-text: #ffffff;color-scheme:light}.site-header{background:var(--header-bg)}.hero{background:var(--hero-bg)}.contact-form input,.contact-form textarea{background:var(--input-bg)}.button{color:var(--button-text)}:root[data-theme=dark]{--bg: #071617;--surface: #0e2224;--surface-alt: #0a1d1f;--text: #e8fbf8;--muted: #9fb8bb;--primary: #5eead4;--primary-dark: #2dd4bf;--accent: #99f6e4;--border: #1f3f42;--shadow: 0 18px 45px rgba(0, 0, 0, .35);--header-bg: rgba(7, 22, 23, .9);--input-bg: #081c1e;--hero-bg: radial-gradient(circle at top right, rgba(94, 234, 212, .18), transparent 34%), linear-gradient(135deg, #071617 0%, #0b2426 100%);--button-text: #04211f;color-scheme:dark}:root[data-theme=light]{color-scheme:light}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--bg: #071617;--surface: #0e2224;--surface-alt: #0a1d1f;--text: #e8fbf8;--muted: #9fb8bb;--primary: #5eead4;--primary-dark: #2dd4bf;--accent: #99f6e4;--border: #1f3f42;--shadow: 0 18px 45px rgba(0, 0, 0, .35);--header-bg: rgba(7, 22, 23, .9);--input-bg: #081c1e;--hero-bg: radial-gradient(circle at top right, rgba(94, 234, 212, .18), transparent 34%), linear-gradient(135deg, #071617 0%, #0b2426 100%);--button-text: #04211f;color-scheme:dark}}.theme-toggle{display:inline-flex;align-items:center;gap:.45rem;padding:.55rem .85rem;border:1px solid var(--border);border-radius:999px;background:var(--surface);color:var(--text);font:inherit;font-size:.9rem;font-weight:700;cursor:pointer;box-shadow:0 8px 20px #0f514c14;transition:background .2s ease,border-color .2s ease,transform .2s ease,color .2s ease}.theme-toggle:hover{transform:translateY(-1px);border-color:var(--accent)}.theme-toggle:focus-visible{outline:3px solid rgba(94,234,212,.45);outline-offset:3px}.theme-icon{font-size:1rem;line-height:1}:root[data-theme=dark] .theme-toggle{box-shadow:0 8px 20px #00000047}@media(max-width:640px){.theme-toggle{margin-top:.25rem}}