/* Fit Finder — visual identity
 * Palette: soft canvas, indigo brand, coral CTA, mint success.
 * Type: Manrope (UI) + Space Grotesk (display sizes).
 */
:root{
  --bg:#f5f6fb;
  --bg-grad-1:#eef0fb;
  --bg-grad-2:#f7f5ff;
  --surface:#ffffff;
  --surface-2:#f1f2f9;
  --ink:#15161f;
  --ink-soft:#4a4c5e;
  --muted:#8a8da0;
  --line:rgba(21,22,31,.08);
  --line-strong:rgba(21,22,31,.14);
  --brand:#5a4ff3;
  --brand-press:#4a3fe0;
  --brand-soft:#ece9ff;
  --accent:#ff7a59;
  --accent-press:#f1623d;
  --mint:#13b89a;
  --mint-soft:#def7f1;
  --amber:#f0a020;
  --amber-soft:#fdf0d8;
  --shadow-sm:0 2px 8px rgba(28,28,60,.06);
  --shadow:0 12px 34px rgba(40,40,90,.12);
  --shadow-lg:0 22px 60px rgba(40,40,90,.20);
  --r-lg:24px; --r-md:16px; --r-sm:11px;
  --safe-top:env(safe-area-inset-top,0px);
  --safe-bottom:env(safe-area-inset-bottom,0px);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;height:100%}
html{background:var(--bg)}
body{
  font-family:'Manrope',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
  color:var(--ink);
  background:
    radial-gradient(120% 70% at 85% -10%, var(--bg-grad-2) 0%, transparent 55%),
    radial-gradient(120% 70% at 0% 0%, var(--bg-grad-1) 0%, transparent 50%),
    var(--bg);
  min-height:100dvh;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overscroll-behavior-y:none;
}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,select{font-family:inherit}
h1,h2,h3,p{margin:0}

/* ---------- App shell ---------- */
.app{
  max-width:520px;margin:0 auto;min-height:100dvh;
  display:flex;flex-direction:column;position:relative;
  padding-top:var(--safe-top);
}
.appbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 20px 8px;
}
.brandmark{display:flex;align-items:center;gap:10px}
.brandmark .logo{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--brand),#8a6bff);
  display:grid;place-items:center;box-shadow:var(--shadow-sm);
}
.brandmark .logo svg{width:20px;height:20px}
.brandmark .name{font-weight:800;font-size:19px;letter-spacing:-.02em}
.brandmark .name b{color:var(--brand)}
.iconbtn{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:var(--surface);box-shadow:var(--shadow-sm);color:var(--ink-soft);
  transition:transform .12s ease, background .12s;
}
.iconbtn:active{transform:scale(.92)}
.iconbtn svg{width:20px;height:20px}

main{flex:1;padding:6px 18px 120px;animation:fade .35s ease}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

.screen-title{font-size:26px;font-weight:800;letter-spacing:-.03em;margin:8px 2px 2px}
.screen-sub{color:var(--muted);font-size:14px;margin:0 2px 18px;line-height:1.4}

/* ---------- Cards ---------- */
.card{
  background:var(--surface);border-radius:var(--r-lg);
  box-shadow:var(--shadow);padding:20px;margin-bottom:16px;
}
.card.flat{box-shadow:var(--shadow-sm)}
.card-label{font-size:12.5px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin-bottom:12px}

/* ---------- Segmented control ---------- */
.seg{display:flex;background:var(--surface-2);border-radius:14px;padding:4px;gap:4px}
.seg button{
  flex:1;padding:10px 6px;border-radius:11px;font-weight:700;font-size:14px;
  color:var(--muted);transition:all .18s ease;white-space:nowrap;
}
.seg button.active{background:var(--surface);color:var(--brand);box-shadow:var(--shadow-sm)}
.seg.small button{padding:8px 4px;font-size:13px}

/* ---------- Field rows ---------- */
.field{margin-bottom:16px}
.field > label{display:block;font-size:13px;font-weight:700;color:var(--ink-soft);margin:0 2px 8px}

/* size stepper */
.stepper{
  display:flex;align-items:center;justify-content:space-between;
  background:var(--surface-2);border-radius:16px;padding:8px;gap:8px;
}
.stepper button{
  width:52px;height:52px;border-radius:13px;background:var(--surface);
  display:grid;place-items:center;color:var(--brand);box-shadow:var(--shadow-sm);
  font-size:26px;font-weight:700;transition:transform .1s;
}
.stepper button:active{transform:scale(.9)}
.stepper .val{
  flex:1;text-align:center;font-family:'Space Grotesk',sans-serif;
  font-weight:600;font-size:30px;letter-spacing:-.02em;
}
.stepper .val small{display:block;font-family:'Manrope';font-size:11px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.08em;margin-top:-2px}

select.input, input.input{
  width:100%;padding:15px 16px;border-radius:14px;background:var(--surface-2);
  border:1.5px solid transparent;font-size:16px;font-weight:600;color:var(--ink);
  appearance:none;transition:border .15s;
}
select.input:focus, input.input:focus{outline:none;border-color:var(--brand)}
.select-wrap{position:relative}
.select-wrap::after{content:"";position:absolute;right:18px;top:50%;width:9px;height:9px;border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);transform:translateY(-65%) rotate(45deg);pointer-events:none}

/* brand picker pill */
.brand-pill{
  display:flex;align-items:center;gap:10px;width:100%;
  padding:14px 16px;border-radius:14px;background:var(--surface-2);
  font-weight:700;font-size:15px;color:var(--ink);transition:background .15s;
}
.brand-pill:active{background:var(--brand-soft)}
.brand-pill .chev{margin-left:auto;color:var(--muted)}
.fit-badge{font-size:11px;font-weight:800;padding:3px 9px;border-radius:99px;letter-spacing:.02em}
.fit-true{background:var(--mint-soft);color:#0c8a72}
.fit-small{background:var(--brand-soft);color:var(--brand)}
.fit-large{background:var(--amber-soft);color:#a96d00}

/* ---------- Primary button ---------- */
.btn{
  width:100%;padding:17px;border-radius:16px;font-weight:800;font-size:16px;
  background:var(--brand);color:#fff;box-shadow:0 10px 24px rgba(90,79,243,.35);
  transition:transform .12s, box-shadow .12s, background .12s;letter-spacing:-.01em;
  display:flex;align-items:center;justify-content:center;gap:8px;
}
.btn:active{transform:translateY(1px) scale(.99);box-shadow:0 6px 14px rgba(90,79,243,.3)}
.btn.accent{background:var(--accent);box-shadow:0 10px 24px rgba(255,122,89,.35)}
.btn.accent:active{box-shadow:0 6px 14px rgba(255,122,89,.3)}
.btn.ghost{background:var(--surface);color:var(--brand);box-shadow:var(--shadow-sm)}
.btn.small{padding:12px;font-size:14px;border-radius:13px}

/* ---------- Result card ---------- */
.result{
  background:linear-gradient(160deg,#262456 0%,#3b2f8c 55%,#5a4ff3 120%);
  color:#fff;border-radius:var(--r-lg);padding:22px;box-shadow:var(--shadow-lg);
  position:relative;overflow:hidden;margin-bottom:16px;
}
.result::after{content:"";position:absolute;right:-40px;top:-40px;width:160px;height:160px;border-radius:50%;background:radial-gradient(circle,rgba(255,122,89,.5),transparent 70%);opacity:.6}
.result .r-head{display:flex;align-items:center;justify-content:space-between;position:relative;z-index:1;margin-bottom:16px}
.result .r-context{font-size:13px;font-weight:600;opacity:.82}
.result .r-context b{color:#ffd9cb}
.grid4{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;position:relative;z-index:1}
.sizebox{background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.14);border-radius:16px;padding:14px 14px 12px;text-align:center;backdrop-filter:blur(2px)}
.sizebox .sys{font-size:11px;font-weight:800;letter-spacing:.1em;opacity:.7;text-transform:uppercase}
.sizebox .num{font-family:'Space Grotesk',sans-serif;font-size:34px;font-weight:600;line-height:1.15;letter-spacing:-.02em;animation:pop .4s cubic-bezier(.2,.9,.3,1.3)}
@keyframes pop{from{opacity:0;transform:scale(.6)}to{opacity:1;transform:scale(1)}}
.sizebox.hero{grid-column:span 2;background:rgba(255,255,255,.18)}
.sizebox.hero .num{font-size:42px}
.r-note{position:relative;z-index:1;margin-top:16px;font-size:13px;line-height:1.45;background:rgba(0,0,0,.18);border-radius:12px;padding:11px 13px;display:flex;gap:9px}
.r-note svg{flex:none;width:16px;height:16px;margin-top:1px;opacity:.85}
.r-actions{display:flex;gap:10px;margin-top:16px;position:relative;z-index:1}
.r-actions button{flex:1;padding:12px;border-radius:13px;font-weight:800;font-size:13.5px;background:rgba(255,255,255,.16);color:#fff;display:flex;align-items:center;justify-content:center;gap:7px;transition:background .15s,transform .1s}
.r-actions button:active{transform:scale(.96);background:rgba(255,255,255,.28)}
.r-actions button svg{width:16px;height:16px}

/* disclaimer */
.disclaimer{font-size:12px;color:var(--muted);text-align:center;line-height:1.5;padding:4px 14px 0}

/* ---------- Measuring guide ---------- */
.guide-steps{counter-reset:s;margin:0;padding:0;list-style:none}
.guide-steps li{counter-increment:s;display:flex;gap:13px;padding:11px 0;border-bottom:1px solid var(--line);align-items:flex-start}
.guide-steps li:last-child{border-bottom:none}
.guide-steps li::before{content:counter(s);flex:none;width:28px;height:28px;border-radius:9px;background:var(--brand-soft);color:var(--brand);font-weight:800;font-size:14px;display:grid;place-items:center}
.guide-steps li span{font-size:14.5px;line-height:1.45;color:var(--ink-soft);padding-top:3px}

/* ---------- Profiles ---------- */
.profile-row{
  display:flex;align-items:center;gap:14px;padding:16px;background:var(--surface);
  border-radius:var(--r-md);box-shadow:var(--shadow-sm);margin-bottom:12px;transition:transform .1s;
}
.profile-row:active{transform:scale(.99)}
.avatar{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;font-weight:800;font-size:19px;color:#fff;flex:none}
.profile-row .meta{flex:1;min-width:0}
.profile-row .meta .pn{font-weight:800;font-size:16px}
.profile-row .meta .pd{font-size:13px;color:var(--muted);margin-top:2px}
.profile-row .go{color:var(--muted)}

/* ---------- Brand list ---------- */
.search{position:relative;margin-bottom:14px}
.search input{width:100%;padding:14px 14px 14px 44px;border-radius:14px;background:var(--surface);border:1.5px solid transparent;font-size:15px;box-shadow:var(--shadow-sm)}
.search input:focus{outline:none;border-color:var(--brand)}
.search svg{position:absolute;left:15px;top:50%;transform:translateY(-50%);width:18px;height:18px;color:var(--muted)}
.brand-item{display:flex;align-items:center;gap:12px;padding:14px 16px;background:var(--surface);border-radius:var(--r-md);box-shadow:var(--shadow-sm);margin-bottom:10px}
.brand-item .bn{font-weight:800;font-size:15px;flex:none}
.brand-item .bnote{font-size:12.5px;color:var(--muted);margin-top:2px;line-height:1.35}
.brand-item .bwrap{flex:1;min-width:0}

/* ---------- Empty states ---------- */
.empty{text-align:center;padding:46px 24px;color:var(--muted)}
.empty .ill{width:74px;height:74px;margin:0 auto 16px;border-radius:22px;background:var(--brand-soft);display:grid;place-items:center;color:var(--brand)}
.empty .ill svg{width:36px;height:36px}
.empty h3{font-size:18px;color:var(--ink);margin-bottom:6px;font-weight:800}
.empty p{font-size:14px;line-height:1.5;max-width:280px;margin:0 auto 18px}

/* ---------- Bottom nav ---------- */
.tabbar{
  position:fixed;left:0;right:0;bottom:0;z-index:30;
  max-width:520px;margin:0 auto;
  background:rgba(255,255,255,.86);backdrop-filter:blur(16px);
  border-top:1px solid var(--line);
  display:flex;padding:8px 8px calc(8px + var(--safe-bottom));
}
.tabbar button{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;padding:6px 0;color:var(--muted);font-size:11px;font-weight:700;transition:color .15s}
.tabbar button svg{width:23px;height:23px;transition:transform .15s}
.tabbar button.active{color:var(--brand)}
.tabbar button.active svg{transform:translateY(-2px)}

/* ---------- Modal / sheet ---------- */
.scrim{position:fixed;inset:0;background:rgba(15,16,31,.5);backdrop-filter:blur(3px);z-index:50;display:flex;align-items:flex-end;justify-content:center;opacity:0;pointer-events:none;transition:opacity .25s}
.scrim.show{opacity:1;pointer-events:auto}
.sheet{
  width:100%;max-width:520px;background:var(--surface);
  border-radius:26px 26px 0 0;padding:10px 20px calc(24px + var(--safe-bottom));
  transform:translateY(100%);transition:transform .3s cubic-bezier(.2,.8,.2,1);
  max-height:86vh;overflow-y:auto;
}
.scrim.show .sheet{transform:none}
.sheet .grab{width:40px;height:5px;border-radius:99px;background:var(--line-strong);margin:8px auto 16px}
.sheet h3{font-size:20px;font-weight:800;margin-bottom:4px;letter-spacing:-.02em}
.sheet .sub{color:var(--muted);font-size:14px;margin-bottom:16px}
.brand-opt{display:flex;align-items:center;gap:11px;padding:14px 12px;border-radius:14px;transition:background .12s}
.brand-opt:active{background:var(--surface-2)}
.brand-opt.sel{background:var(--brand-soft)}
.brand-opt .bo-name{font-weight:700;font-size:15px;flex:1}
.brand-opt .check{color:var(--brand);opacity:0}
.brand-opt.sel .check{opacity:1}

/* ---------- Onboarding ---------- */
.onb{position:fixed;inset:0;z-index:80;background:
  radial-gradient(120% 80% at 50% -10%, #6a5cff 0%, #4a3fe0 45%, #2a2470 100%);
  color:#fff;display:flex;flex-direction:column;padding:calc(40px + var(--safe-top)) 30px calc(34px + var(--safe-bottom))}
.onb .slides{flex:1;display:flex;flex-direction:column;justify-content:center;text-align:center}
.onb .glyph{width:120px;height:120px;margin:0 auto 30px;border-radius:34px;background:rgba(255,255,255,.12);display:grid;place-items:center;box-shadow:0 20px 50px rgba(0,0,0,.3)}
.onb .glyph svg{width:62px;height:62px}
.onb h2{font-size:30px;font-weight:800;letter-spacing:-.03em;margin-bottom:12px;line-height:1.1}
.onb p{font-size:16px;line-height:1.55;opacity:.9;max-width:320px;margin:0 auto}
.onb .dots{display:flex;gap:8px;justify-content:center;margin:28px 0}
.onb .dots i{width:8px;height:8px;border-radius:99px;background:rgba(255,255,255,.35);transition:all .25s}
.onb .dots i.on{width:24px;background:#fff}
.onb .btn{background:#fff;color:var(--brand)}
.onb .skip{text-align:center;margin-top:14px;font-weight:700;opacity:.85;font-size:14px}

/* pro lock */
.lock-chip{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:800;color:var(--amber);background:var(--amber-soft);padding:3px 9px;border-radius:99px}
.lock-chip svg{width:12px;height:12px}
.pro-card{background:linear-gradient(135deg,#1d1b3a,#473aa8);color:#fff}
.pro-card .card-label{color:rgba(255,255,255,.6)}
.pro-feat{display:flex;align-items:center;gap:10px;font-size:14.5px;padding:7px 0;font-weight:600}
.pro-feat svg{width:18px;height:18px;color:#7ee8cf;flex:none}

/* toast */
.toast{position:fixed;left:50%;bottom:calc(96px + var(--safe-bottom));transform:translateX(-50%) translateY(20px);
  background:var(--ink);color:#fff;padding:12px 20px;border-radius:14px;font-weight:700;font-size:14px;
  box-shadow:var(--shadow-lg);z-index:90;opacity:0;pointer-events:none;transition:all .3s;white-space:nowrap}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

.hidden{display:none !important}
.row{display:flex;gap:12px}
.row > *{flex:1}
.setting-row{display:flex;align-items:center;justify-content:space-between;padding:15px 2px;border-bottom:1px solid var(--line)}
.setting-row:last-child{border-bottom:none}
.setting-row .sl{font-weight:700;font-size:15px}
.setting-row .sd{font-size:12.5px;color:var(--muted);margin-top:2px}
a.link{color:var(--brand);font-weight:700;text-decoration:none}