:root{--peach:#F4A582;--coral:#E07A5F;--beige:#E8D5B7;--cream:#FFF6EC;--card:#FFFFFF;--ink:#3D2B24;--ink2:#7A6259;--line:#EFE2D2;--ok:#4E9A6B;--warn:#C9822B;--bad:#C2493D}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;background:var(--cream);color:var(--ink);font:16px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}
.top{position:sticky;top:0;z-index:5;display:flex;justify-content:space-between;align-items:center;padding:calc(env(safe-area-inset-top) + 10px) 18px 10px;background:var(--cream)}
.logo{font-weight:700;font-size:22px;color:var(--coral);letter-spacing:.5px}
#topdate{color:var(--ink2);font-size:14px}
main{padding:4px 16px calc(90px + env(safe-area-inset-bottom));max-width:560px;margin:0 auto}
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:16px;margin:12px 0}
.card h2{font-size:17px;margin:0 0 8px}
.card h3{font-size:15px;margin:12px 0 6px}
.muted{color:var(--ink2);font-size:14px}
.hero{text-align:center;padding:22px 16px}
.ring{width:190px;height:190px;border-radius:50%;margin:4px auto 12px;display:flex;flex-direction:column;align-items:center;justify-content:center;background:radial-gradient(circle,var(--cream) 62%,transparent 63%),conic-gradient(var(--coral) var(--p,0%),var(--beige) 0)}
.ring b{font-size:44px;line-height:1}
.ring small{color:var(--ink2)}
.pill{display:inline-block;padding:4px 12px;border-radius:99px;background:var(--beige);font-size:14px;font-weight:600}
.pill.mestruale{background:var(--peach)}.pill.ovulatoria{background:#F6C9B8}.pill.luteale{background:#F3DCC4}.pill.follicolare{background:#EAF0E4}
.rows{display:grid;gap:8px;margin-top:8px}
.row{display:flex;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line);padding:8px 0}
.row:last-child{border-bottom:0}.row span:last-child{text-align:right;font-weight:600}
.btn{appearance:none;border:0;border-radius:14px;padding:12px 16px;font:inherit;font-weight:600;background:var(--coral);color:#fff;cursor:pointer}
.btn.soft{background:var(--beige);color:var(--ink)}.btn.ghost{background:transparent;border:1px solid var(--line);color:var(--ink)}
.btn.full{width:100%;margin-top:8px}
.btns{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.tabs{position:fixed;left:0;right:0;bottom:0;display:flex;background:#fff;border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom);z-index:10}
.tabs button{flex:1;border:0;background:none;padding:8px 0 10px;font:inherit;font-size:12px;color:var(--ink2);display:flex;flex-direction:column;align-items:center;gap:2px}
.tabs button span{font-size:18px}.tabs button.on{color:var(--coral);font-weight:700}
.calhead{display:flex;justify-content:space-between;align-items:center}
.calhead button{border:0;background:var(--beige);border-radius:12px;width:40px;height:36px;font-size:18px}
.grid{display:grid;grid-template-columns:repeat(7,1fr);gap:4px;margin-top:10px}
.wd{text-align:center;font-size:12px;color:var(--ink2)}
.day{position:relative;aspect-ratio:1;border-radius:12px;border:0;background:#fff;font:inherit;font-size:15px;color:var(--ink);display:flex;align-items:center;justify-content:center}
.day.empty{background:transparent}
.day.flusso{background:var(--peach);color:#fff;font-weight:700}
.day.prev{box-shadow:inset 0 0 0 2px var(--peach);border-radius:50%}
.day.fert{background:#FBE3D9}
.day.ov{box-shadow:inset 0 0 0 2px var(--coral)}
.day.today{outline:2px solid var(--ink);outline-offset:-2px}
.day .h{position:absolute;top:1px;right:3px;font-size:10px}
.day .g{position:absolute;bottom:4px;left:50%;transform:translateX(-50%);width:5px;height:5px;border-radius:50%;background:var(--coral)}
.legend{display:flex;flex-wrap:wrap;gap:10px;font-size:12px;color:var(--ink2);margin-top:10px}
.legend i{display:inline-block;width:12px;height:12px;border-radius:4px;margin-right:4px;vertical-align:-2px}
.sheet{position:fixed;inset:0;background:rgba(61,43,36,.35);z-index:20;display:flex;align-items:flex-end}
.sheet.hidden{display:none}
.sheet .panel{background:var(--cream);width:100%;max-height:88vh;overflow:auto;border-radius:22px 22px 0 0;padding:18px 16px calc(24px + env(safe-area-inset-bottom));max-width:560px;margin:0 auto}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{border:1px solid var(--line);background:#fff;border-radius:99px;padding:6px 12px;font:inherit;font-size:14px;color:var(--ink)}
.chip.on{background:var(--peach);border-color:var(--peach);color:#fff}
.toggle{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid var(--line)}
.sw{width:50px;height:30px;border-radius:99px;background:var(--beige);position:relative;border:0}
.sw::after{content:"";position:absolute;top:3px;left:3px;width:24px;height:24px;border-radius:50%;background:#fff;transition:.15s}
.sw.on{background:var(--coral)}.sw.on::after{left:23px}
input,textarea,select{font:inherit;border:1px solid var(--line);border-radius:12px;padding:10px;background:#fff;color:var(--ink);width:100%}
textarea{min-height:70px}
.inline{display:flex;gap:8px}.inline>*{flex:1}
details{background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px 14px;margin:10px 0}
summary{font-weight:700;cursor:pointer}
ul{padding-left:20px;margin:6px 0}li{margin:4px 0}
ul.pro li::marker{content:"+  ";color:var(--ok);font-weight:700}ul.con li::marker{content:"–  ";color:var(--bad);font-weight:700}
table{width:100%;border-collapse:collapse;font-size:14px}th,td{text-align:left;padding:7px 4px;border-bottom:1px solid var(--line);vertical-align:top}th{color:var(--ink2);font-weight:600}
.seg{display:flex;flex-wrap:wrap;gap:6px;margin:6px 0 8px}
.ok{color:var(--ok)}.warn{color:var(--warn)}.bad{color:var(--bad)}
.note{background:#FBE9DD;border-radius:14px;padding:12px;font-size:14px}
.bars .b{display:flex;align-items:center;gap:8px;font-size:13px;margin:4px 0}.bars .b i{display:block;height:14px;border-radius:7px;background:var(--peach)}.bars .b.now i{background:var(--coral)}
a{color:var(--coral)}