:root{--navy:#001850;--teal:#008d96;--red:#bd001e;--cyan:#00cfd8;--ink:#172033;--muted:#66748b;--paper:#f4f7fb;--line:#dbe2ef;--focus:rgba(0,141,150,.2)}*{box-sizing:border-box}body{margin:0;min-height:100vh;font-family:Arial,sans-serif;background:radial-gradient(circle at 100% 0,#d9f8fb 0,transparent 28%),var(--paper);color:var(--ink)}.welcome{width:min(920px,calc(100% - 40px));margin:48px auto;padding:56px;border-radius:30px;background:#fff;box-shadow:0 24px 70px rgba(0,24,80,.14)}.welcome p:first-child{margin:0 0 14px;color:var(--teal);font-weight:700;letter-spacing:.12em}.welcome h1{margin:0;color:var(--navy);font-size:clamp(3.6rem,11vw,7rem);letter-spacing:-.08em}.welcome h2{margin:12px 0 18px;font-size:1.25rem;color:var(--muted)}.welcome p:last-child{max-width:52ch;color:var(--muted);line-height:1.6}.welcome a{color:var(--teal);font-weight:700;text-decoration:none}.welcome a:hover{text-decoration:underline}.dos-nav{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 30px;padding:10px;border:1px solid var(--line);border-radius:18px;background:#f8fbff}.dos-nav a{padding:9px 12px;border-radius:11px;color:var(--navy);font-size:.9rem}.dos-nav a:hover{background:#e9f7f8;text-decoration:none}.dos-nav a:last-child{margin-left:auto;color:var(--red)}.welcome form{max-width:620px;margin-top:28px;padding:26px;border:1px solid var(--line);border-radius:22px;background:#fbfdff}.welcome label{display:block;color:var(--navy);font-size:.92rem;font-weight:700;line-height:1.55}.welcome input,.welcome select{width:100%;margin-top:7px;padding:13px 15px;border:1px solid #cbd6e7;border-radius:14px;background:#fff;color:var(--ink);font:inherit;outline:none;transition:border-color .18s,box-shadow .18s}.welcome input:focus,.welcome select:focus{border-color:var(--teal);box-shadow:0 0 0 4px var(--focus)}.welcome button{appearance:none;border:0;border-radius:14px;padding:13px 20px;background:var(--navy);color:#fff;font:inherit;font-weight:700;cursor:pointer;box-shadow:0 8px 18px rgba(0,24,80,.16)}.welcome button:hover{background:var(--teal)}.foundation-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:34px}.foundation-card{padding:18px;border:1px solid var(--line);border-radius:18px;background:linear-gradient(135deg,#fff,#f8fbff)}.foundation-card strong{display:block;color:var(--navy);font-size:1.05rem}.foundation-card span{display:block;margin-top:7px;color:var(--muted);font-size:.9rem;line-height:1.4}.foundation-card.teal{border-top:4px solid var(--teal)}.foundation-card.red{border-top:4px solid var(--red)}.foundation-card.cyan{border-top:4px solid var(--cyan)}@media(max-width:720px){.welcome{margin:20px auto;padding:32px}.dos-nav a:last-child{margin-left:0}.foundation-grid{grid-template-columns:1fr}}