:root{
  --bg:#0f1420; --panel:#182131; --panel2:#1f2a3d; --line:#2a3852;
  --ink:#e8edf5; --muted:#93a1b8; --brand:#37d67a; --brand2:#2bb3ea;
  --danger:#ff6b6b; --warn:#ffb454; --radius:14px;
  --under:#2bb3ea; --normal:#37d67a; --over:#ffb454; --obese:#ff6b6b;
}
*{box-sizing:border-box}
html,body{margin:0}
body{
  background:radial-gradient(1200px 600px at 80% -10%, #1b2740 0, var(--bg) 55%);
  color:var(--ink); font:15px/1.5 system-ui,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  min-height:100vh;
}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
a{color:var(--brand2);text-decoration:none}
a:hover{text-decoration:underline}

/* Topbar */
.topbar{background:rgba(15,20,32,.85);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:12px 20px}
.brand{display:flex;align-items:center;font-size:20px;font-weight:800;color:var(--ink)}
.brand-wordmark{height:32px;width:auto;display:block}
.brand-logo{width:30px;height:30px;display:block;flex:none}
.brand-text b{color:var(--brand);font-weight:800}
.brand:hover{text-decoration:none}
.nav{display:flex;flex-wrap:nowrap;align-items:center;gap:2px;flex:1;justify-content:flex-end;min-width:0}
.nav a{color:var(--muted);display:inline-flex;align-items:center;height:30px;padding:0 8px;border-radius:8px;font-weight:600;font-size:13px;white-space:nowrap}
.nav a:hover{color:var(--ink);background:var(--panel);text-decoration:none}
.nav a.active{color:var(--ink);background:var(--panel2)}
.nav a.logout{color:var(--danger)}
/* keep button links (e.g. "Get started") looking like buttons inside the nav */
.nav a.btn{color:#04240f;height:auto;padding:9px 16px;border-radius:10px;font-size:14px;font-weight:800}
.nav a.btn:hover{color:#04240f;background:linear-gradient(180deg,var(--brand),#2bbf68);filter:brightness(1.06)}
.nav a.btn.sec{color:var(--ink);background:var(--panel2)}
/* Admin dropdown (native <details>) */
.nav>a,.nav>.nav-dd{flex:none}
.nav-dd{position:relative}
.nav-dd summary{list-style:none;cursor:pointer;color:var(--warn);display:inline-flex;align-items:center;height:30px;padding:0 8px;border-radius:8px;font-weight:600;font-size:13px;white-space:nowrap;user-select:none}
.nav-dd summary::-webkit-details-marker{display:none}
.nav-dd summary::marker{content:""}
.nav-dd summary:hover{background:var(--panel)}
.nav-dd[open] summary,.nav-dd summary.active{background:var(--panel2)}
.nav-dd-menu{position:absolute;right:0;top:calc(100% + 5px);background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:6px;min-width:170px;z-index:30;box-shadow:0 14px 34px rgba(0,0,0,.45);display:flex;flex-direction:column;gap:2px}
.nav-dd-menu a{color:var(--muted);padding:9px 12px;border-radius:8px;font-size:14px;font-weight:600;white-space:nowrap}
.nav-dd-menu a:hover{color:var(--ink);background:var(--panel2);text-decoration:none}
.nav-dd-menu a.active{color:var(--ink);background:var(--panel2)}
.nav-dd-menu a.logout{color:var(--danger)}
.nav-dd.acct{margin-left:2px}
.nav-dd.acct summary{color:var(--muted);font-size:15px;padding:5px 9px}
.nav-dd.acct .nav-dd-menu{min-width:180px}
.nav-dd-label{color:var(--muted);font-size:10.5px;text-transform:uppercase;letter-spacing:.05em;font-weight:700;padding:8px 12px 3px}
.nav-dd-sep{height:1px;background:var(--line);margin:5px 6px}
/* Grouped nav sections (Track ▾ / Plan ▾) */
.nav-dd.grp summary{color:var(--muted)}
.nav-dd.grp .nav-dd-menu{left:0;right:auto}

/* Hamburger: hidden on desktop, shows the nav as a dropdown sheet on mobile */
.nav-burger{display:none;flex:none;align-items:center;justify-content:center;height:40px;min-width:46px;padding:0;border:1px solid var(--line);border-radius:10px;background:var(--panel2);color:var(--ink);font-size:20px;line-height:1;cursor:pointer}
.nav-burger:hover{background:var(--panel)}
@media(max-width:860px){
  .topbar-inner{position:relative}
  .nav-burger{display:inline-flex}
  .nav{
    position:absolute;top:calc(100% + 8px);left:0;right:0;z-index:40;
    flex-direction:column;align-items:stretch;justify-content:flex-start;
    gap:3px;flex:none;
    background:var(--panel);border:1px solid var(--line);border-radius:12px;
    padding:8px;box-shadow:0 18px 40px rgba(0,0,0,.5);
    max-height:calc(100vh - 84px);overflow-y:auto;
    display:none;
  }
  .topbar.nav-open .nav{display:flex}
  .nav a{width:100%;height:auto;padding:12px 14px;font-size:15px;border-radius:9px}
  .nav a:hover{background:var(--panel2)}
  /* dropdown sections flow inline within the sheet instead of floating menus */
  .nav .nav-dd{margin-left:0;width:100%}
  .nav .nav-dd summary{width:100%;height:auto;padding:12px 14px;font-size:15px}
  .nav-dd .nav-dd-menu{position:static;width:100%;min-width:0;padding:4px 0 4px 10px;background:transparent;border:none;box-shadow:none}
  .nav-dd-menu a{width:100%;padding:11px 14px}
}

main.wrap{padding-top:24px;padding-bottom:60px}
.foot{border-top:1px solid var(--line);color:var(--muted);font-size:13px;padding:20px 0;margin-top:40px}

/* Panels & layout */
.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px;margin-bottom:22px}
.grid{display:grid;gap:22px;margin-bottom:22px}
.grid .panel,.grid .stat{margin-bottom:0}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
.dash-col{display:flex;flex-direction:column;gap:22px;min-width:0}
/* Logging streak */
.streak-panel{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.streak-main{display:flex;align-items:center;gap:14px}
.streak-flame{font-size:38px;line-height:1}
.streak-cal{display:grid;grid-template-columns:repeat(7,1fr);grid-auto-rows:14px;gap:4px;direction:ltr}
.streak-cal-month{font-size:10px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;margin-bottom:5px;text-align:center}
.streak-dow{font-size:9px;font-weight:700;color:var(--muted);text-align:center;line-height:14px;user-select:none}
.streak-day{width:14px;height:14px;border-radius:4px;background:var(--panel2);border:1px solid var(--line)}
.streak-day.future{background:transparent;border:1px dashed rgba(147,161,184,.55)}
.streak-day.pad{visibility:hidden}
.streak-day.on{background:linear-gradient(135deg,#37d67a,#2bb3ea);border-color:transparent}
.streak-day.today{outline:2px solid var(--ink);outline-offset:1px}
@media(max-width:520px){.streak-cal{display:none}}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:820px){.grid.cols-2,.grid.cols-3,.grid.cols-4{grid-template-columns:1fr}}
h1{font-size:26px;margin:0 0 4px}
h2{font-size:19px;margin:0 0 14px}
h3{font-size:15px;margin:0 0 10px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;font-weight:700}
.sub{color:var(--muted);margin:0 0 22px}

/* Stat cards */
.stat{background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.stat .k{color:var(--muted);font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.03em}
.stat .v{font-size:30px;font-weight:800;margin-top:6px}
.stat .v small{font-size:15px;color:var(--muted);font-weight:600}
.stat .d{color:var(--muted);font-size:13px;margin-top:4px}

/* BMI gauge */
.bmi-bar{height:16px;border-radius:10px;position:relative;margin:14px 0 6px;
  background:linear-gradient(90deg,var(--under) 0 14%,var(--normal) 14% 40%,var(--over) 40% 60%,var(--obese) 60% 100%)}
.bmi-needle{position:absolute;top:-6px;width:4px;height:28px;background:#fff;border-radius:3px;box-shadow:0 0 0 2px rgba(0,0,0,.4);transform:translateX(-2px)}
.bmi-scale{display:flex;justify-content:space-between;color:var(--muted);font-size:11px}
.pill{display:inline-block;padding:3px 11px;border-radius:999px;font-size:13px;font-weight:700}
.bmi-under{background:rgba(43,179,234,.18);color:var(--under)}
.bmi-normal{background:rgba(55,214,122,.18);color:var(--normal)}
.bmi-over{background:rgba(255,180,84,.18);color:var(--over)}
.bmi-obese{background:rgba(255,107,107,.18);color:var(--obese)}
.pill-heart{display:inline-block;padding:3px 11px;border-radius:999px;font-size:12.5px;font-weight:700;background:rgba(255,107,107,.16);color:#ff8a8a}
.pill-diet{display:inline-block;padding:3px 11px;border-radius:999px;font-size:12.5px;font-weight:700;background:rgba(55,214,122,.16);color:var(--brand)}
/* Slim progress bar inside dashboard stat cards */
.stat .prog.statbar{height:6px;margin:9px 0 7px}
/* Dashboard day navigator */
.daynav{margin:-6px 0 18px}
.daynav-label{min-width:132px;text-align:center}
/* Streak calendar days are links to that day's dashboard */
a.streak-day{text-decoration:none;transition:transform .12s,box-shadow .12s}
a.streak-day:hover{transform:scale(1.28);box-shadow:0 0 0 2px var(--brand2)}
.streak-day.viewing{outline:2px solid var(--brand2);outline-offset:1px}
.muted{color:var(--muted)}

/* Progress bars */
.prog{height:10px;background:var(--panel2);border-radius:8px;overflow:hidden;margin-top:8px}
.prog>span{display:block;height:100%;background:linear-gradient(90deg,var(--brand),var(--brand2))}
.prog.over>span{background:linear-gradient(90deg,var(--warn),var(--danger))}
.rowline{display:flex;justify-content:space-between;font-size:14px;margin-top:12px}
.rowline .lbl{color:var(--muted)}

/* Forms */
label{display:block;font-size:13px;color:var(--muted);font-weight:600;margin:14px 0 5px}
label.check{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:500;font-size:15px;background:var(--panel2);border:1px solid var(--line);border-radius:10px;padding:12px 14px;margin:8px 0;cursor:pointer}
label.check input{width:auto;margin:0}
label.check:hover{border-color:var(--brand2)}
input,select{width:100%;padding:10px 12px;background:var(--panel2);border:1px solid var(--line);border-radius:10px;color:var(--ink);font-size:15px}
input:focus,select:focus{outline:none;border-color:var(--brand2)}
.inline{display:flex;gap:10px;flex-wrap:wrap;align-items:flex-end}
.inline>div{flex:1;min-width:120px}
.btn{display:inline-block;cursor:pointer;border:0;background:linear-gradient(180deg,var(--brand),#2bbf68);color:#04240f;font-weight:800;padding:11px 18px;border-radius:10px;font-size:15px}
.btn:hover{filter:brightness(1.06);text-decoration:none}
.btn.sec{background:var(--panel2);color:var(--ink);border:1px solid var(--line)}
.btn.sm{padding:7px 12px;font-size:13px}
.btn.danger{background:var(--panel2);color:var(--danger);border:1px solid var(--line)}
.formcard{max-width:440px;margin:40px auto}

/* Tables */
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line)}
th{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.03em}
tr:hover td{background:rgba(255,255,255,.02)}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}
.tag{font-size:11px;color:var(--muted);background:var(--panel2);padding:2px 8px;border-radius:6px;border:1px solid var(--line)}

.flash{background:rgba(55,214,122,.12);border:1px solid rgba(55,214,122,.4);color:var(--brand);padding:12px 16px;border-radius:10px;margin-bottom:18px}
.error{background:rgba(255,107,107,.12);border:1px solid rgba(255,107,107,.4);color:var(--danger);padding:12px 16px;border-radius:10px;margin-bottom:18px}
.toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:16px}
.toolbar input,.toolbar select{width:auto}
.spacer{flex:1}
.chip{cursor:pointer;padding:6px 12px;border-radius:999px;border:1px solid var(--line);background:var(--panel2);color:var(--muted);font-size:13px;font-weight:600}
.chip.active{background:var(--brand);color:#04240f;border-color:transparent}
/* Button styled as a text link (for GET->POST navigation) */
.linkbtn{background:none;border:0;padding:0;margin:0;color:var(--brand2);font:inherit;cursor:pointer;text-decoration:none}
.linkbtn:hover{text-decoration:underline}

/* SVG chart */
.chart{width:100%;height:auto;display:block}
.rec-card{border-left:3px solid var(--brand)}

/* ---------------- Landing page ---------------- */
.hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:44px;align-items:center;padding:36px 0 10px}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr;gap:28px}}
.hero h1{font-size:46px;line-height:1.08;margin:0 0 16px;letter-spacing:-.02em}
.hero h1 .grad{background:linear-gradient(90deg,var(--brand),var(--brand2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{font-size:19px;color:var(--muted);max-width:54ch;margin:0 0 26px;line-height:1.5}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.btn.lg{padding:14px 26px;font-size:17px;border-radius:12px}
.hero-note{color:var(--muted);font-size:13px;margin-top:14px}
@media(max-width:900px){.hero h1{font-size:36px}}

/* fake browser frame for screenshots */
.browser{background:var(--panel);border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:0 30px 70px rgba(0,0,0,.5)}
.browser-bar{display:flex;align-items:center;gap:7px;padding:9px 13px;border-bottom:1px solid var(--line);background:var(--panel2)}
.browser-dot{width:11px;height:11px;border-radius:50%;background:var(--line)}
.browser-dot.r{background:#ff6b6b55}.browser-dot.y{background:#ffb45455}.browser-dot.g{background:#37d67a55}
.browser-cap{margin-left:8px;color:var(--muted);font-size:12px}
.browser-body{padding:16px;background:radial-gradient(700px 300px at 80% -20%,#1b2740 0,var(--panel) 60%)}
.shot{font-size:12px}
.shot .stat{padding:12px}.shot .stat .v{font-size:22px}.shot .panel{padding:14px;margin:0}
.shot .k{font-size:10px}

/* stats band */
.stat-band{display:flex;flex-wrap:wrap;gap:12px 34px;justify-content:center;margin:34px 0;padding:22px 20px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stat-band .b{text-align:center}
.stat-band .b b{font-size:28px;display:block;color:var(--brand);line-height:1.1}
.stat-band .b span{color:var(--muted);font-size:13px}

/* features */
.section-title{text-align:center;font-size:30px;margin:56px 0 6px;letter-spacing:-.02em}
.section-sub{text-align:center;color:var(--muted);margin:0 auto 30px;max-width:56ch}
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
@media(max-width:900px){.feature-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.feature-grid{grid-template-columns:1fr}}
.feature-card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:20px}
.feature-card .fi{font-size:26px;line-height:1}
.feature-card h3{color:var(--ink);text-transform:none;letter-spacing:0;font-size:16px;margin:12px 0 6px}
.feature-card p{color:var(--muted);font-size:13.5px;margin:0;line-height:1.5}

.shots{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
@media(max-width:820px){.shots{grid-template-columns:1fr}}
.shot-cap{color:var(--muted);font-size:14px;margin:12px 2px 0;text-align:center}

/* how it works */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media(max-width:760px){.steps{grid-template-columns:1fr}}
.step{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:24px;position:relative}
.step .num{width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#04240f;font-weight:800;font-size:20px;display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.step h3{color:var(--ink);text-transform:none;letter-spacing:0;font-size:18px;margin:0 0 8px}
.step p{color:var(--muted);margin:0;font-size:14px;line-height:1.5}
.step-arrow{display:none}
@media(min-width:761px){.steps{align-items:stretch}}

.cta-final{text-align:center;padding:54px 20px;margin:56px 0 10px;border-radius:18px;border:1px solid var(--line);background:radial-gradient(600px 240px at 50% 0,#1b2740 0,var(--panel) 70%)}
.cta-final h2{font-size:30px;margin:0 0 10px}
.cta-final p{color:var(--muted);margin:0 0 22px}

/* ---------------- Shopping list (screen; compact print below) ---------------- */
.shop-cats{columns:250px;column-gap:22px}
.shop-cat{break-inside:avoid;-webkit-column-break-inside:avoid;display:inline-block;width:100%;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin:0 0 18px}
.shop-cat-h{margin:0 0 6px;font-size:14px;font-weight:700;color:var(--ink)}
.shop-cat-h .muted{font-weight:400}
.shop-item{display:flex;align-items:center;gap:10px;padding:7px 2px;border-bottom:1px solid var(--line);cursor:pointer;font-size:14px}
.shop-item:last-child{border-bottom:0}
.shop-item input{width:auto;margin:0;flex:none}
.shop-item .shop-name{flex:1}
.shop-item .shop-serv{font-size:11.5px}
.shop-item .shop-qty{color:var(--muted);font-size:12px;white-space:nowrap}
.shop-item.shop-have .shop-name{text-decoration:line-through;color:var(--muted)}

/* Modal */
.modal-overlay{position:fixed;inset:0;background:rgba(6,10,18,.72);backdrop-filter:blur(3px);display:flex;align-items:center;justify-content:center;z-index:100;padding:20px}
.modal-overlay[hidden]{display:none}
.modal{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:24px;width:100%;max-width:400px;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.quick-servings{display:flex;gap:8px;margin-top:10px}
.quick-servings .chip{flex:1;text-align:center}
.macro-dot{display:inline-block;width:9px;height:9px;border-radius:50%;margin-right:6px;vertical-align:middle}