:root{
  --ink:#1d1d1f; --mut:#6e6e73; --line:rgba(0,0,0,.09);
  --bg:#f5f5f7; --card:#ffffff;
  --good:#34c759; --warn:#ff3b30;
  --r:20px; --accent:#0071e3;
  --font:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","Helvetica Neue",system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
html{-webkit-text-size-adjust:100%}
body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.45;
  -webkit-font-smoothing:antialiased;letter-spacing:-.01em}
h1,h2,h3{line-height:1.1;font-weight:700;letter-spacing:-.022em}

/* no decorative background — clean and flat */
.mesh{display:none}
.glass{background:rgba(255,255,255,.8);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px)}

/* ---------- login gate + profile picker ---------- */
body.gate{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;background:var(--bg)}
.gate-card{background:var(--card);border:1px solid var(--line);border-radius:24px;padding:40px 30px;max-width:380px;width:100%;
  text-align:center;box-shadow:0 1px 3px rgba(0,0,0,.05)}
.gate-card .logo{font-size:44px}
.gate-card h1{font-size:28px;margin-top:10px;font-weight:700}
.gate-card .tag{color:var(--mut);font-weight:500;margin-top:4px}
.gate-form{margin-top:26px;display:flex;flex-direction:column;gap:12px}
.gate-form input{padding:15px 16px;border:1px solid var(--line);border-radius:12px;font-size:16px;text-align:center;font-family:var(--font);background:#fbfbfd}
.gate-form input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px rgba(0,113,227,.12)}
.gate-form button{padding:15px;border:none;border-radius:12px;background:var(--accent);color:#fff;font-weight:600;font-size:16px;cursor:pointer;font-family:var(--font)}
.gate-form button:active{opacity:.85}
.err{color:var(--warn);font-size:14px;font-weight:500}
.pick-label{margin-top:24px;color:var(--mut);font-weight:500}
.pick{display:flex;gap:12px;margin-top:14px}
.pick-btn{flex:1;padding:24px 8px;border-radius:18px;text-decoration:none;display:flex;flex-direction:column;align-items:center;gap:8px;
  font-weight:600;font-size:17px;color:var(--ink);background:#f5f5f7;border:1px solid var(--line)}
.pick-btn .av{font-size:36px}
.pick-btn:active{background:#ececef}
.logout-link{display:inline-block;margin-top:20px;color:var(--accent);font-size:14px;font-weight:500;text-decoration:none}

/* ---------- topbar (white translucent nav, Apple style) ---------- */
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;
  padding:14px 20px;background:rgba(255,255,255,.82);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);
  border-bottom:1px solid var(--line)}
.who{display:flex;align-items:center;gap:12px}
.who .av{font-size:30px}
.who strong{font-size:19px;font-weight:700}
.who .date{display:block;font-size:12px;color:var(--mut);font-weight:500}
.topbar-actions{display:flex;align-items:center;gap:8px;position:relative}
.streak{font-weight:600;font-size:14px;color:var(--ink);background:#f5f5f7;padding:7px 11px;border-radius:980px;border:1px solid var(--line)}
.chip{font-size:14px;font-weight:500;text-decoration:none;color:var(--accent);padding:7px 12px;border-radius:980px;white-space:nowrap}
.chip:active{background:#f0f0f3}
.nav-links{display:flex;align-items:center;gap:6px}
.hamburger{display:none;border:1px solid var(--line);background:#f5f5f7;color:var(--ink);
  width:38px;height:38px;border-radius:11px;font-size:17px;cursor:pointer;align-items:center;justify-content:center;line-height:1}
.hamburger:active{background:#e8e8ec}

@media(max-width:560px){
  .hamburger{display:inline-flex}
  .nav-links{position:absolute;top:46px;right:0;flex-direction:column;align-items:stretch;gap:4px;
    background:#fff;border:1px solid var(--line);border-radius:14px;padding:6px;min-width:172px;
    box-shadow:0 12px 30px rgba(0,0,0,.14);display:none;z-index:30}
  .nav-links.open{display:flex}
  .nav-links .chip{padding:11px 14px;border-radius:10px;color:var(--ink);font-weight:600}
  .nav-links .chip:active{background:#f0f0f3}
}
.motivation{text-align:center;font-weight:500;color:var(--mut);margin:18px 16px 0;font-size:15px}

/* ---------- bento grid ---------- */
.bento{max-width:1000px;margin:14px auto 0;padding:14px;display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px;box-shadow:0 1px 2px rgba(0,0,0,.04)}
.span2{grid-column:span 2}.span4{grid-column:span 4}
.card-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;gap:8px}
.card-head h2{font-size:17px;font-weight:700}
.goaltag{font-size:13px;font-weight:600;color:var(--mut);background:#f5f5f7;padding:5px 11px;border-radius:980px;white-space:nowrap;border:1px solid var(--line)}
.goaltag.good{color:#1a7f37;background:rgba(52,199,89,.12);border-color:transparent}
.goaltag.warn{color:#b42318;background:rgba(255,59,48,.12);border-color:transparent}

/* rings */
.ring-wrap{position:relative;display:flex;justify-content:center;align-items:center;margin:8px 0 16px}
.ring{width:154px;height:154px;transform:rotate(-90deg)}
.ring .track{fill:none;stroke:#ececef;stroke-width:10}
.ring .prog{fill:none;stroke:var(--accent);stroke-width:10;stroke-linecap:round;
  stroke-dasharray:326.7;stroke-dashoffset:326.7;transition:stroke-dashoffset .7s cubic-bezier(.2,.8,.2,1)}
#waterRing{stroke:var(--accent)}#stepsRing{stroke:#34c759}
.ring-center{position:absolute;text-align:center}
.ring-center span{font-size:30px;font-weight:700;letter-spacing:-.03em}
.ring-center small{display:block;color:var(--mut);font-size:12px;font-weight:500;margin-top:2px}

.btn-row{display:flex;gap:8px;justify-content:center}
.pill{border:1px solid var(--line);background:#f5f5f7;border-radius:12px;padding:11px 15px;
  font-family:var(--font);font-weight:600;font-size:15px;cursor:pointer;color:var(--ink)}
.pill:active{background:#e8e8ec}
.pill.primary{background:var(--accent);color:#fff;border:none}
.pill.primary:active{opacity:.85}
.inline-set{display:flex;gap:8px;align-items:center;margin-top:8px}
.inline-set.wrap{flex-wrap:wrap}
.inline-set.col{flex-direction:column;align-items:stretch}
.inline-set input,.inline-set select,.inline-set textarea{flex:1;min-width:70px;padding:11px 12px;border:1px solid var(--line);
  border-radius:12px;font-family:var(--font);font-size:15px;background:#fbfbfd}
.inline-set input:focus,.inline-set textarea:focus,.inline-set select:focus{outline:none;border-color:var(--accent)}
.inline-set textarea{resize:vertical}

.big-stat{text-align:center;margin:12px 0}
.big-stat span{font-size:46px;font-weight:700;color:var(--ink);letter-spacing:-.04em}
.big-stat small{display:block;color:var(--mut);font-weight:500;margin-top:2px}

/* mood */
.mood-row{display:flex;align-items:center;justify-content:space-between;margin:10px 0}
.mood-row span{font-weight:600;font-size:15px}
.dots{display:flex;gap:8px}
.dots button{border:none;background:none;font-size:22px;color:#d2d2d7;cursor:pointer;transition:.12s;line-height:1}
.dots button.on{color:var(--accent)}

/* charts */
.chartbox{position:relative;width:100%;height:190px}
.chartbox.tall{height:240px}
.chartbox canvas{position:absolute;inset:0;width:100%!important;height:100%!important}

/* period */
.cycle-stats{display:flex;gap:10px;text-align:center;margin-bottom:10px}
.cycle-stats>div{flex:1;background:#f5f5f7;border-radius:14px;padding:14px 6px}
.cycle-stats b{display:block;font-size:19px;font-weight:700}
.cycle-stats small{color:var(--mut);font-weight:500;font-size:12px}
.logger summary{cursor:pointer;font-weight:600;color:var(--accent);margin:8px 0;list-style:none}
.logger summary::-webkit-details-marker{display:none}
.logger label{font-size:12px;font-weight:500;color:var(--mut);display:flex;flex-direction:column;gap:3px}
.period-list{list-style:none;margin-top:12px;display:flex;flex-direction:column;gap:8px}
.period-list li{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:500;flex-wrap:wrap}
.flow{font-style:normal;font-size:11px;font-weight:600;padding:2px 9px;border-radius:980px;color:var(--ink);background:#f5f5f7;border:1px solid var(--line)}
.sym{font-size:13px;color:var(--mut)}
.dot{width:8px;height:8px;border-radius:50%;display:inline-block;background:var(--accent)}.dot.pink{background:var(--accent)}

/* checklist */
.checklist{list-style:none;display:flex;flex-direction:column;gap:8px}
.chk{display:flex;align-items:center;gap:12px;padding:13px 15px;border:1px solid var(--line);border-radius:14px;
  cursor:pointer;font-size:15px;font-weight:500;background:#fff;transition:.12s}
.chk input{width:21px;height:21px;accent-color:var(--accent);flex:none}
.chk.on{background:#fbfbfd}
.chk.on span{color:var(--mut);text-decoration:line-through}
.progress{height:8px;background:#ececef;border-radius:980px;margin-top:14px;overflow:hidden}
.bar{height:100%;width:0;background:var(--accent);transition:width .5s}
.hint{font-size:13px;color:var(--mut);margin-top:10px}

/* partner */
.partner-mini{display:flex;gap:16px;font-size:15px;font-weight:500;margin-bottom:6px}
.partner-mini b{font-weight:700}
.feed{list-style:none;display:flex;flex-direction:column;gap:6px;max-height:230px;overflow:auto}
.feed li{font-size:13.5px;font-weight:500;background:#f5f5f7;border-radius:12px;padding:9px 12px}
.feed .ago{color:var(--mut);font-size:12px;margin-left:4px}
.feed .muted,.muted{color:var(--mut)}
.card h3{font-size:12px;color:var(--mut);text-transform:uppercase;letter-spacing:.04em;margin:16px 0 8px;font-weight:600}

/* tasks */
.task-add{display:flex;gap:8px;margin-bottom:12px;flex-wrap:wrap}
.task-add input[type=text]{flex:1;min-width:130px;padding:11px 12px;border:1px solid var(--line);border-radius:12px;font-family:var(--font);font-size:15px;background:#fbfbfd}
.task-add select{padding:11px;border:1px solid var(--line);border-radius:12px;font-family:var(--font);font-size:14px;background:#fbfbfd}
.tasks{list-style:none;display:flex;flex-direction:column;gap:8px}
.tasks li{display:flex;align-items:center;gap:10px;padding:12px 14px;border:1px solid var(--line);border-radius:14px;background:#fff}
.tasks li.done{opacity:.5}.tasks li.done span{text-decoration:line-through}
.tasks .chk{border:none;padding:0;flex:1;background:none}
.badge{font-size:11px;font-weight:600;padding:3px 10px;border-radius:980px;color:var(--mut);background:#f5f5f7;border:1px solid var(--line);flex:none}
.badge.vibhas,.badge.ankita,.badge.both{color:var(--mut)}
.del{border:none;background:none;color:#c7c7cc;font-size:16px;cursor:pointer;flex:none}.del:active{color:var(--warn)}

/* menu */
.menu{list-style:none;display:flex;flex-direction:column;gap:11px}
.menu li{display:flex;gap:12px;align-items:flex-start}
.menu .meal{flex:none;width:88px;font-weight:600;font-size:13px;color:var(--ink)}
.menu .dish{font-size:14px;font-weight:500}
.menu .dish em{display:block;font-size:12.5px;color:var(--mut);font-style:normal;font-weight:400;margin-top:1px}

/* settings page */
.settings{max-width:620px;margin:14px auto 0;padding:14px;display:flex;flex-direction:column;gap:16px}
.preview{display:flex;align-items:center;gap:16px;margin:16px 0;flex-wrap:wrap}
.swatches{display:flex;flex-wrap:wrap;gap:12px;margin-top:6px}
.swatch{width:44px;height:44px;border-radius:50%;border:2px solid #fff;cursor:pointer;
  box-shadow:0 0 0 1px var(--line);transition:transform .12s}
.swatch:active{transform:scale(.92)}
.swatch.sel{box-shadow:0 0 0 3px var(--ink)}
.custom-row{display:flex;align-items:center;justify-content:space-between;margin-top:18px;font-weight:600;font-size:15px;
  border-top:1px solid var(--line);padding-top:16px}
.custom-row input[type=color]{width:48px;height:34px;border:1px solid var(--line);border-radius:10px;background:#fff;cursor:pointer;padding:2px}

/* collapsible card */
.collapsible .card-head.toggle{cursor:pointer;margin-bottom:16px}
.collapsible.collapsed .card-head.toggle{margin-bottom:0}
.head-right{display:flex;align-items:center;gap:10px}
.chevron{font-size:18px;color:var(--mut);transition:transform .2s;line-height:1}
.collapsible.collapsed .chevron{transform:rotate(-90deg)}
.collapse-body{overflow:hidden}
.collapsible.collapsed .collapse-body{display:none}

/* prep note */
.prep{margin-top:14px;font-size:13.5px;font-weight:500;color:var(--ink);background:#f5f5f7;border:1px solid var(--line);border-radius:12px;padding:11px 13px}
.prep b{font-weight:700}

/* intimacy */
.inti-last{font-size:15px;font-weight:500;margin-bottom:12px}
.inti-last b{font-weight:700}

.foot{text-align:center;color:var(--mut);font-size:12px;padding:28px 16px 40px}

/* ---------- responsive ---------- */
@media(max-width:760px){
  .bento{grid-template-columns:repeat(2,1fr);gap:12px;padding:12px}
  .span4{grid-column:span 2}
  .ring{width:132px;height:132px}
}
@media(max-width:430px){
  .bento{grid-template-columns:1fr}
  .span2,.span4{grid-column:span 1}
  .who strong{font-size:17px}
  .topbar{padding:12px 16px}
}