*{margin:0;padding:0;box-sizing:border-box}body{background:linear-gradient(145deg,#f6f9fc 0%,#eef2f5 100%);font-family:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,'Helvetica Neue',sans-serif;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:2rem 1.5rem;color:#1a2c3e}.card{max-width:680px;width:100%;background:rgba(255,255,255,0.96);backdrop-filter:blur(0px);border-radius:2.5rem;box-shadow:0 20px 35px -12px rgba(0,0,0,0.08),0 1px 2px rgba(0,0,0,0.02);transition:transform 0.2s ease,box-shadow 0.2s ease;overflow:hidden;border:1px solid rgba(255,255,255,0.5)}@media (min-width:769px){.card:hover{box-shadow:0 30px 45px -18px rgba(0,0,0,0.15)}}@media (max-width:768px){.card:active{transform:scale(0.99);transition:transform 0.05s}}.hero{padding:2rem 2rem 1rem 2rem;text-align:center;border-bottom:1px solid #e9edf2}.badge{display:inline-block;background:#eef3fc;color:#0f6e8c;font-size:0.75rem;font-weight:600;padding:0.25rem 0.9rem;border-radius:40px;letter-spacing:0.3px;margin-bottom:1.2rem;border:1px solid rgba(15,110,140,0.15)}h1{font-size:clamp(1.6rem,4vw,1.9rem);font-weight:620;letter-spacing:-0.3px;background:linear-gradient(135deg,#1e4b6e,#2b6c8f);background-clip:text;-webkit-background-clip:text;color:transparent;margin-bottom:0.5rem}.subhead{font-size:1rem;color:#4f6f8f;line-height:1.4;margin-top:0.5rem}.email-section{padding:1.8rem 2rem 1.2rem 2rem;text-align:center;background:#ffffff}.email-label{font-size:0.85rem;text-transform:uppercase;letter-spacing:1.5px;font-weight:600;color:#6c8dae;margin-bottom:0.75rem}.email-address{display:inline-flex;align-items:center;justify-content:center;gap:0.5rem;background:#f0f4f9;padding:0.6rem 1.6rem;border-radius:80px;font-size:clamp(1rem,3vw,1.4rem);font-weight:540;font-family:'SF Mono','Fira Code',monospace;color:#144d66;border:1px solid #e2e8f0;transition:all 0.2s;word-break:break-all;backdrop-filter:blur(2px);flex-wrap:wrap;max-width:100%}.email-address span{font-size:clamp(1rem,3vw,1.4rem);letter-spacing:0.5px;word-break:break-all;overflow-wrap:break-word}.copy-trigger{cursor:pointer;background:transparent;border:none;display:inline-flex;align-items:center;justify-content:center;margin-left:0.4rem;padding:0.3rem;border-radius:50%;transition:background 0.2s;color:#5f8bb3}@media (min-width:769px){.copy-trigger:hover{background:#e2e9f0;color:#0f5b7a}}@media (max-width:768px){.copy-trigger:active{background:#e2e9f0;transform:scale(0.95)}}.toast-msg{position:fixed;bottom:2rem;left:50%;transform:translateX(-50%) translateY(30px);background:#1f2f3a;color:white;padding:0.6rem 1.4rem;border-radius:60px;font-size:0.85rem;font-weight:500;backdrop-filter:blur(10px);background:rgba(28,42,54,0.92);box-shadow:0 8px 20px rgba(0,0,0,0.1);opacity:0;transition:opacity 0.2s,transform 0.2s;pointer-events:none;z-index:1000;font-family:monospace;letter-spacing:0.3px;white-space:nowrap}@media (max-width:480px){.toast-msg{white-space:normal;text-align:center;max-width:90%;padding:0.5rem 1rem;font-size:0.75rem}}.toast-msg.show{opacity:1;transform:translateX(-50%) translateY(0)}.invite-text{padding:0.5rem 2rem 1rem 2rem;text-align:center;color:#2f5575;font-size:0.98rem;line-height:1.5;border-bottom:1px solid #eff3f8}.invite-text p{max-width:85%;margin:0 auto;word-break:break-word}.highlight{background:#fef5e7;border-radius:30px;padding:0.2rem 0.6rem;font-weight:500;color:#c26b2e;display:inline-block}.suggestion-grid{padding:1.4rem 2rem 2rem 2rem;background:#ffffff}.grid-title{font-size:0.9rem;font-weight:600;color:#387e9b;text-align:center;margin-bottom:1.2rem;letter-spacing:0.3px}.topics{display:flex;flex-wrap:wrap;justify-content:center;gap:0.65rem}.topic{background:#f7fafd;padding:0.45rem 1rem;border-radius:40px;font-size:0.85rem;font-weight:480;color:#2b6a8a;border:1px solid #e3eef5;transition:all 0.2s}@media (min-width:769px){.topic:hover{background:#e6f0f7;transform:translateY(-1px);border-color:#bdd6e6}}@media (max-width:768px){.topic:active{background:#e6f0f7;transform:scale(0.97)}}.action-button{padding:1rem 2rem 2rem 2rem;text-align:center;background:#ffffff;border-top:1px solid #eff3f8}.mail-btn{display:inline-flex;align-items:center;gap:0.6rem;background:#1d5a7a;color:white;border:none;padding:0.8rem 2rem;border-radius:60px;font-size:1rem;font-weight:560;cursor:pointer;transition:background 0.25s,transform 0.1s;box-shadow:0 2px 6px rgba(0,0,0,0.05);text-decoration:none;font-family:inherit}@media (min-width:769px){.mail-btn:hover{background:#0f4968;transform:scale(0.98);box-shadow:0 4px 12px rgba(0,0,0,0.1)}}.mail-btn:active{transform:scale(0.96)}.footnote{font-size:0.7rem;text-align:center;padding:1.2rem 1rem 1.5rem;background:#fcfdfe;color:#6f8aa3;border-top:1px solid #eef2f7;letter-spacing:0.2px}.footnote a{color:#1f6e93;text-decoration:none;border-bottom:1px dotted #bdd4e5}.footnote a:hover{color:#0b4b66}@media (max-width:768px){body{padding:1rem}.card{border-radius:1.8rem}.hero{padding:1.2rem 1.2rem 0.8rem}.badge{font-size:0.7rem;margin-bottom:0.8rem}h1{font-size:1.5rem}.subhead{font-size:0.85rem}.email-section{padding:1.2rem 1.2rem 1rem}.email-label{font-size:0.75rem;margin-bottom:0.5rem}.invite-text{padding:0.3rem 1.2rem 0.8rem}.invite-text p{max-width:100%;font-size:0.85rem}.suggestion-grid{padding:1rem 1.2rem 1.5rem}.grid-title{font-size:0.8rem;margin-bottom:1rem}.action-button{padding:0.8rem 1.2rem 1.5rem}.footnote{padding:1rem 1rem 1.2rem;font-size:0.65rem}}@media (max-width:550px){body{padding:0.8rem}.card{border-radius:1.5rem}.hero{padding:1rem 1rem 0.6rem}.badge{font-size:0.65rem;padding:0.2rem 0.7rem}h1{font-size:1.3rem}.subhead{font-size:0.75rem}.email-section{padding:1rem 1rem 0.8rem}.email-label{font-size:0.7rem}.email-address{padding:0.45rem 1rem;gap:0.3rem}.email-address span{font-size:0.9rem}.copy-trigger{padding:0.2rem}.invite-text{padding:0.2rem 1rem 0.6rem}.invite-text p{font-size:0.8rem}.highlight{padding:0.15rem 0.5rem;font-size:0.8rem}.suggestion-grid{padding:0.8rem 1rem 1.2rem}.grid-title{font-size:0.75rem;margin-bottom:0.8rem}.topics{gap:0.45rem}.topic{font-size:0.7rem;padding:0.35rem 0.8rem}.action-button{padding:0.6rem 1rem 1.2rem}.mail-btn{padding:0.7rem 1.5rem;font-size:0.85rem;gap:0.4rem}.footnote{padding:0.8rem 0.8rem 1rem;font-size:0.6rem}}@media (max-width:380px){body{padding:0.6rem}h1{font-size:1.2rem}.subhead{font-size:0.7rem}.email-address{padding:0.4rem 0.8rem}.email-address span{font-size:0.8rem}.invite-text p{font-size:0.75rem}.topic{font-size:0.65rem;padding:0.3rem 0.7rem}.mail-btn{padding:0.6rem 1.2rem;font-size:0.8rem}}@media (max-width:768px) and (orientation:landscape){body{padding:0.8rem}.card{max-width:90%}.hero{padding:0.8rem 1rem 0.5rem}.email-section{padding:0.8rem 1rem 0.6rem}.suggestion-grid{padding:0.6rem 1rem 1rem}.action-button{padding:0.5rem 1rem 1rem}}@media (hover:none) and (pointer:coarse){.copy-trigger,.topic,.mail-btn{cursor:pointer;-webkit-tap-highlight-color:transparent}.copy-trigger:active{background:#e2e9f0;transform:scale(0.95)}.topic:active{background:#e6f0f7;transform:scale(0.97)}}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}