*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,system-ui,sans-serif;background:#f4fbfa;color:#173638;line-height:1.65}.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-bottom:1px solid #dcebea}.nav-wrap{max-width:1180px;margin:auto;padding:12px 18px;display:flex;justify-content:space-between;align-items:center}.brand{display:flex;align-items:center;gap:9px;text-decoration:none;color:#123f42;font-weight:800}.brand-mark{width:35px;height:35px;border-radius:11px;background:linear-gradient(135deg,#16a394,#65d5bd);display:grid;place-items:center;color:white}.menu-btn{border:0;background:#e7f6f3;border-radius:10px;padding:8px 12px;font-size:21px;color:#155c5b}nav{display:none;gap:22px}nav a{color:#275456;text-decoration:none;font-weight:600;font-size:14px}.hero{position:relative;overflow:hidden;padding:68px 20px 55px;min-height:365px;color:#fff;background:radial-gradient(circle at 82% 25%,#d9fff5,transparent 33%),linear-gradient(135deg,#0d7775,#13a38f)}.hero-inner{max-width:1180px;margin:auto;position:relative;z-index:2}.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:12px;font-weight:800;opacity:.85}.hero h1{font-size:clamp(33px,7vw,57px);line-height:1.07;margin:12px 0;max-width:760px}.hero p{max-width:720px;font-size:17px;color:#eafff9}.pills{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}.pills span{padding:7px 11px;border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.12);border-radius:999px;font-size:12px}.sparkles{position:absolute;right:8%;top:15%;font-size:31px;letter-spacing:22px;opacity:.38;animation:float 5s ease-in-out infinite}.heart-orb{position:absolute;right:8%;bottom:-45px;width:220px;height:220px;border-radius:50%;background:radial-gradient(circle,#fff 0,#d7fff5 42%,transparent 70%);display:grid;place-items:center;animation:breathe 4s ease-in-out infinite}.heart-orb span{font-size:70px;color:#ed709b;text-shadow:0 6px 20px #d65b88;animation:heartbeat 1.7s infinite}.heart-orb i{position:absolute;border:1px solid rgba(255,255,255,.55);border-radius:50%;inset:20px;animation:spin 9s linear infinite}.heart-orb i+ i{inset:40px;animation-direction:reverse;animation-duration:12s}.app-grid{max-width:1180px;margin:30px auto;display:grid;grid-template-columns:1fr;gap:22px;padding:0 16px}.card{background:#fff;border:1px solid #dbeceb;border-radius:22px;box-shadow:0 12px 35px rgba(15,91,85,.08);padding:22px}.card h2{margin:0 0 7px;color:#12494a}.muted{color:#6a7f80;font-size:14px}.method-box{display:grid;gap:13px;margin-top:14px}.hidden{display:none!important}label{font-size:13px;font-weight:700;color:#315c5d}input,select{width:100%;margin-top:6px;border:1px solid #cfe2e0;border-radius:11px;padding:12px 11px;background:#fbfefd;font:inherit;color:#173b3d;outline:none}input:focus,select:focus{border-color:#0ca891;box-shadow:0 0 0 3px #d8f6f0}.advanced{margin:18px 0;padding:12px;background:#f6fbfa;border-radius:13px}.advanced summary{font-weight:800;color:#166866;cursor:pointer}.adv-grid{display:grid;grid-template-columns:1fr;gap:12px;margin-top:12px}.check{display:flex;align-items:center;gap:8px;margin-top:12px}.check input{width:auto;margin:0}.actions,.share-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px}.actions button,.share-row button{border:0;border-radius:11px;padding:11px 15px;font-weight:800;cursor:pointer}.primary{background:#0b9b87;color:#fff;box-shadow:0 7px 18px #bfece3}.secondary,.share-row button{background:#eaf6f4;color:#17615f}.privacy-note{font-size:11px;color:#849898}.result{overflow:hidden}.result-top{display:flex;align-items:center;justify-content:space-between;gap:15px}.label{font-size:12px;color:#789091}.result-top h2{font-size:28px;color:#078f7d;margin:2px 0}.result-top p{font-size:13px;color:#647b7c;margin:0}.orb-small{width:80px;height:80px;border-radius:50%;display:grid;place-items:center;background:#fff0f5;color:#ed709b;font-size:38px;animation:heartbeat 1.8s infinite}.metrics{display:grid;grid-template-columns:1fr;gap:10px;margin:20px 0}.metrics>div{padding:14px;background:#f6fbfa;border:1px solid #e1eeee;border-radius:15px}.metrics span,.metrics small{display:block;color:#718485;font-size:11px}.metrics strong{display:block;font-size:18px;color:#1a5253}.calendar{display:grid;grid-template-columns:repeat(7,1fr);gap:5px;margin-top:18px}.day{padding:8px 3px;text-align:center;border-radius:9px;background:#f0f6f5;font-size:10px;color:#496466}.day.fertile{background:#fff0f5;color:#a44268}.day.ovulation{background:#ed709b;color:#fff;font-weight:800;transform:scale(1.05)}.day.conception{outline:3px solid #0ca891;background:#dcf8f2;color:#155e59;font-weight:800}.day .d{display:block;font-size:9px}.insight{margin-top:18px;padding:14px;border-left:4px solid #0ca891;background:#effaf8;border-radius:10px;font-size:13px}.audit{margin-top:15px;padding:13px;background:#152f31;color:#dff9f4;border-radius:13px;font:11px ui-monospace,monospace;white-space:pre-wrap}.feature-grid{max-width:1180px;margin:22px auto;display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:0 16px}.feature{background:#fff;border:1px solid #dceceb;border-radius:18px;padding:17px}.feature span{font-size:25px}.feature h3{margin:5px 0}.feature p{font-size:12px;color:#6b7f80;margin:0}.content,.faq,#timeline{max-width:1180px;margin:22px auto;scroll-margin-top:80px}.content h3{color:#176462;margin-top:28px}.content p{color:#4d6869}.date-legend{display:flex;gap:14px;flex-wrap:wrap;font-size:12px;font-weight:700;color:#526d6e}.dot{display:inline-block;width:10px;height:10px;border-radius:50%}.dot.period{background:#8aa}.dot.fertile{background:#edb0c4}.dot.ovulation{background:#ed709b}.dot.conception{background:#0ca891}.big-timeline{height:18px;border-radius:99px;background:linear-gradient(90deg,#dcecea 0 30%,#f8dbe5 30% 55%,#ed709b 55% 59%,#d7f6f0 59%);margin-top:20px;position:relative}.faq details{border-bottom:1px solid #e1eeee;padding:13px 0}.faq summary{cursor:pointer;font-weight:800;color:#285c5d}.faq p{color:#607778;font-size:14px}.disclaimer{max-width:1180px;margin:22px auto;padding:18px 20px;background:#fff4f6;border:1px solid #f1ccd6;border-radius:16px;color:#714350;font-size:13px}footer{padding:30px 18px;text-align:center;color:#688080;font-size:12px}@keyframes heartbeat{0%,100%{transform:scale(1)}12%{transform:scale(1.12)}22%{transform:scale(1)}35%{transform:scale(1.08)}}@keyframes float{50%{transform:translateY(-18px)}}@keyframes breathe{50%{transform:scale(1.04)}}@keyframes spin{to{transform:rotate(360deg)}}@media(min-width:700px){nav{display:flex}.menu-btn{display:none}.app-grid{grid-template-columns:1fr 1fr}.adv-grid{grid-template-columns:1fr 1fr}.metrics{grid-template-columns:repeat(3,1fr)}}@media(max-width:699px){.hero h1{font-size:35px}.heart-orb{right:-70px;opacity:.48}.nav-wrap nav.open{display:flex;position:absolute;top:61px;left:0;right:0;background:#fff;padding:14px 18px;flex-direction:column;box-shadow:0 12px 25px rgba(0,0,0,.08)}.content,.faq,#timeline{margin-left:16px;margin-right:16px}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important;scroll-behavior:auto!important}}body.no-anim *,body.no-anim *::before,body.no-anim *::after{animation:none!important;transition:none!important}