@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Space+Grotesk:wght@500;600;700&display=swap');
:root{--ink:#10233d;--muted:#63738a;--bg:#f5f8fc;--surface:#fff;--line:#dfe8f1;--primary:#087f8c;--primary-dark:#075765;--soft:#e5f6f6;--accent:#f4b860;--shadow:0 20px 55px rgba(22,51,83,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--bg);font-family:'DM Sans',sans-serif;line-height:1.6}body.dark{--ink:#e9f5f5;--muted:#a5bbc5;--bg:#0c1829;--surface:#13253a;--line:#294158;--soft:#173b48;--shadow:0 20px 55px rgba(0,0,0,.28)}a{color:inherit;text-decoration:none}.shell{width:min(1160px,calc(100% - 48px));margin-inline:auto}.site-header{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(18px);border-bottom:1px solid color-mix(in srgb,var(--line) 70%,transparent)}.nav{height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:inline-flex;align-items:center;gap:11px}.brand-mark{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;background:var(--primary);color:#fff;font-family:'Space Grotesk';font-size:21px;box-shadow:0 8px 20px rgba(8,127,140,.25)}.brand strong{display:block;font-family:'Space Grotesk';font-size:17px;letter-spacing:.04em}.brand small{display:block;color:var(--muted);font-size:11px}.nav-links{display:flex;gap:30px;color:var(--muted);font-size:14px}.nav-links a:hover{color:var(--primary)}button,.button,select,input,textarea{font:inherit}.theme-toggle{border:1px solid var(--line);border-radius:999px;background:var(--surface);color:var(--ink);padding:9px 14px;cursor:pointer}.hero{display:grid;grid-template-columns:1.05fr .95fr;align-items:center;min-height:610px;gap:40px}.eyebrow{margin:0 0 12px;color:var(--primary);font-size:12px;font-weight:700;letter-spacing:.19em;text-transform:uppercase}.hero h1{max-width:650px;margin:0;font-family:'Space Grotesk';font-size:clamp(42px,6vw,76px);line-height:1.03;letter-spacing:-.05em}.hero-lead{max-width:560px;margin:25px 0;color:var(--muted);font-size:18px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px}.button{display:inline-flex;align-items:center;justify-content:center;gap:12px;border:0;border-radius:12px;padding:13px 18px;font-weight:700;cursor:pointer}.button-primary{background:var(--primary);color:white;box-shadow:0 12px 24px rgba(8,127,140,.2)}.button-primary:hover{background:var(--primary-dark)}.button-ghost{border:1px solid var(--line);background:var(--surface);color:var(--ink)}.hero-note{margin-top:27px;color:var(--muted);font-size:13px}.pulse{display:inline-block;width:8px;height:8px;margin-right:8px;border-radius:50%;background:#34c98a;box-shadow:0 0 0 6px rgba(52,201,138,.12)}.hero-visual{position:relative;min-height:450px;border-radius:38px;background:linear-gradient(145deg,#0e6371,#14314e);overflow:hidden;box-shadow:var(--shadow)}.hero-visual:before,.hero-visual:after{content:'';position:absolute;border:1px solid rgba(183,248,240,.2);border-radius:50%}.hero-visual:before{width:430px;height:430px;left:45px;top:18px}.hero-visual:after{width:280px;height:280px;right:-70px;bottom:-75px}.activity-orbit{position:absolute;inset:90px;display:grid;place-items:center}.activity-orbit span{position:absolute;display:grid;place-items:center;width:56px;height:56px;border-radius:18px;background:rgba(255,255,255,.13);font-size:25px;transform:rotate(calc(var(--i) * 90deg)) translateY(-142px) rotate(calc(var(--i) * -90deg))}.activity-orbit span:nth-child(1){--i:0}.activity-orbit span:nth-child(2){--i:1}.activity-orbit span:nth-child(3){--i:2}.activity-orbit span:nth-child(4){--i:3}.orbit-center{display:grid;place-items:center;width:110px;height:110px;border:1px solid rgba(255,255,255,.45);border-radius:35px;background:#fff;color:var(--primary);font-family:'Space Grotesk';font-size:54px;font-weight:700;box-shadow:0 15px 40px rgba(0,0,0,.2)}.floating-card{position:absolute;z-index:1;display:flex;align-items:center;gap:12px;padding:14px 18px;border:1px solid rgba(255,255,255,.18);border-radius:18px;background:rgba(10,29,47,.72);color:#fff;backdrop-filter:blur(12px)}.floating-card strong{display:block;font-family:'Space Grotesk';font-size:25px}.floating-card small{display:block;color:#b9d9dd;font-size:11px}.floating-card-top{top:34px;right:30px}.floating-card-bottom{bottom:32px;left:30px}.mini-icon{display:grid;place-items:center;width:35px;height:35px;border-radius:11px;background:var(--accent);color:#103249}.avatar-stack{display:flex}.avatar-stack i{display:grid;place-items:center;width:28px;height:28px;margin-left:-7px;border:2px solid #0e6371;border-radius:50%;background:#c7f0ed;color:#14505a;font-size:8px;font-style:normal}.avatar-stack i:first-child{margin-left:0}.stats{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:20px;background:var(--surface);box-shadow:var(--shadow);transform:translateY(-22px)}.stats div{padding:25px 32px;border-right:1px solid var(--line)}.stats div:last-child{border-right:0}.stats strong{display:block;font-family:'Space Grotesk';font-size:30px;color:var(--primary)}.stats span{color:var(--muted);font-size:13px}.activities-section,.how-section,.about-section{padding:85px 0}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:32px}.section-heading h2,.about-panel h2{margin:0;font-family:'Space Grotesk';font-size:clamp(30px,4vw,47px);line-height:1.1;letter-spacing:-.04em}.section-heading p:not(.eyebrow),.about-panel p{color:var(--muted)}.activity-tools{display:flex;gap:10px}.search-box{display:flex;align-items:center;gap:8px;padding:10px 13px;border:1px solid var(--line);border-radius:11px;background:var(--surface);color:var(--muted)}.search-box input{width:185px;border:0;outline:0;background:transparent;color:var(--ink)}select{border:1px solid var(--line);border-radius:11px;padding:10px;background:var(--surface);color:var(--ink)}.activity-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.activity-card{position:relative;padding:24px;border:1px solid var(--line);border-radius:20px;background:var(--surface);transition:.2s ease}.activity-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.activity-icon{display:grid;place-items:center;width:56px;height:56px;margin-bottom:25px;border-radius:17px;background:var(--soft);font-size:27px}.activity-card h3{margin:0;font-family:'Space Grotesk';font-size:23px}.activity-card p{min-height:50px;color:var(--muted);font-size:14px}.activity-meta{display:flex;justify-content:space-between;gap:10px;padding-top:15px;border-top:1px solid var(--line);color:var(--muted);font-size:12px}.activity-meta b{color:var(--primary)}.card-button{width:100%;margin-top:18px;background:transparent;color:var(--primary);border:1px solid var(--line);border-radius:10px;padding:10px;cursor:pointer;font-weight:700}.card-button:hover{background:var(--soft)}.empty-state{text-align:center;color:var(--muted)}.centered{text-align:center;display:block}.centered p:not(.eyebrow){max-width:500px;margin-inline:auto}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.steps article{position:relative;padding:30px;border-radius:20px;background:var(--surface);border:1px solid var(--line)}.steps article>span{position:absolute;top:22px;right:24px;color:var(--primary);font-family:'Space Grotesk';font-weight:700}.step-icon{display:grid;place-items:center;width:50px;height:50px;border-radius:15px;background:var(--soft);color:var(--primary);font-size:24px}.steps h3{margin:22px 0 7px;font-family:'Space Grotesk';font-size:22px}.steps p{margin:0;color:var(--muted);font-size:14px}.about-panel{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;padding:50px;border-radius:25px;background:var(--primary);color:#fff}.about-panel .eyebrow{color:#b8fff2}.about-panel h2{max-width:600px}.about-panel p{color:#d4f4f2}.stack-list{display:grid;gap:11px}.stack-list div{display:flex;flex-direction:column;padding:16px 18px;border:1px solid rgba(255,255,255,.2);border-radius:12px;background:rgba(255,255,255,.08)}.stack-list span{color:#c4e9e7;font-size:13px}.site-footer{padding:55px 0 20px;background:#0b1a2b;color:#d8e9ed}.footer-inner{display:flex;justify-content:space-between;gap:30px}.footer-inner .brand{color:#fff}.footer-inner p{color:#91abb6;font-size:13px}.footer-label{display:block;margin-bottom:8px;color:#91abb6;font-size:11px;text-transform:uppercase;letter-spacing:.15em}.footer-inner a:not(.brand){color:#7ce7ff}.footer-bottom{display:flex;justify-content:space-between;margin-top:40px;padding-top:18px;border-top:1px solid #294158;color:#78919c;font-size:12px}dialog{width:min(480px,calc(100% - 32px));border:1px solid var(--line);border-radius:22px;padding:30px;background:var(--surface);color:var(--ink);box-shadow:var(--shadow)}dialog::backdrop{background:rgba(3,14,28,.65);backdrop-filter:blur(4px)}.dialog-close{float:right;border:0;background:transparent;color:var(--muted);font-size:27px;cursor:pointer}dialog h2{margin:0 0 9px;font-family:'Space Grotesk'}.dialog-intro{color:var(--muted);font-size:13px}form{display:grid;gap:14px}form label{display:grid;gap:5px;font-size:13px;font-weight:700}form label span{color:var(--muted);font-weight:400}form input,form textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:11px;background:var(--bg);color:var(--ink);outline-color:var(--primary)}.form-success{padding:13px;border-radius:10px;background:var(--soft);color:var(--primary-dark);font-size:13px}@media(max-width:850px){.nav-links{display:none}.hero{grid-template-columns:1fr;padding:60px 0}.hero-visual{min-height:360px}.activity-grid{grid-template-columns:repeat(2,1fr)}.section-heading{display:block}.activity-tools{margin-top:20px;flex-wrap:wrap}.about-panel{grid-template-columns:1fr}.footer-inner{flex-direction:column}}@media(max-width:560px){.shell{width:min(100% - 30px,1160px)}.nav{height:68px}.theme-toggle span{display:none}.hero h1{font-size:43px}.hero-visual{min-height:300px}.activity-orbit{inset:55px}.activity-orbit span{transform:rotate(calc(var(--i) * 90deg)) translateY(-94px) rotate(calc(var(--i) * -90deg))}.orbit-center{width:85px;height:85px;font-size:42px}.stats{grid-template-columns:1fr;transform:translateY(-12px)}.stats div{border-right:0;border-bottom:1px solid var(--line)}.stats div:last-child{border-bottom:0}.activity-grid,.steps{grid-template-columns:1fr}.search-box{width:100%}.search-box input{width:100%}.activity-tools select{width:100%}.about-panel{padding:30px 24px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}}