/* ==========================================================================
   Settle — premium mobile-first fintech UI
   ========================================================================== */

/* ---------- Tokens ---------- */
:root{
  --purple:#6D5DFB;
  --purple-dark:#4F46E5;
  --purple-light:#F1EFFF;
  --grad-primary:linear-gradient(135deg,#6D5DFB,#8B5CF6);

  --bg:#F8FAFC;
  --surface:#FFFFFF;
  --surface-2:#F8FAFC;
  --text:#111827;
  --text-2:#6B7280;
  --line:#EEF0F5;

  --green:#10B981;
  --green-bg:#ECFDF5;
  --red:#EF4444;
  --red-bg:#FEF2F2;
  --amber:#F59E0B;

  --r-sm:12px; --r-md:18px; --r-lg:24px; --r-xl:30px;
  --sh-1:0 1px 2px rgba(17,24,39,.04), 0 4px 14px rgba(17,24,39,.05);
  --sh-2:0 8px 30px rgba(17,24,39,.09);
  --sh-purple:0 12px 30px rgba(109,93,251,.32);

  --ease:cubic-bezier(.22,.9,.28,1);
  --fast:180ms; --mid:280ms; --slow:420ms;

  --app-w:min(100%, 500px);
  --nav-h:72px;
  --safe-b:env(safe-area-inset-bottom, 0px);
}

:root[data-theme="dark"], :root.theme-dark{
  --bg:#0B0D17;
  --surface:#161A2B;
  --surface-2:#1E2338;
  --text:#F3F4F6;
  --text-2:#9CA3AF;
  --line:#252B41;
  --purple-light:#221F45;
  --green-bg:#0E2A22;
  --red-bg:#2C1418;
  --sh-1:0 1px 2px rgba(0,0,0,.3), 0 6px 18px rgba(0,0,0,.28);
  --sh-2:0 10px 34px rgba(0,0,0,.45);
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:"Plus Jakarta Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  background:var(--bg);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  transition:background var(--mid) var(--ease), color var(--mid) var(--ease);
}
h1,h2,h3,p{margin:0}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
input,textarea{font:inherit;color:inherit}
svg{width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
[hidden]{display:none !important}
::selection{background:rgba(109,93,251,.22)}

/* Desktop: soft ambience behind the phone frame */
@media (min-width:720px){
  body{
    background:
      radial-gradient(900px 600px at 20% 0%, rgba(109,93,251,.16), transparent 60%),
      radial-gradient(800px 600px at 85% 100%, rgba(139,92,246,.14), transparent 60%),
      var(--bg);
  }
}

/* ---------- Splash ---------- */
.splash{
  position:fixed; inset:0; z-index:100;
  display:grid; place-items:center;
  background:var(--grad-primary);
  transition:opacity var(--slow) var(--ease), visibility var(--slow);
}
.splash.is-gone{opacity:0; visibility:hidden; pointer-events:none}
.splash__logo{
  width:80px;height:80px;border-radius:24px;
  background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.32);
  backdrop-filter:blur(8px);
  display:grid;place-items:center;
  color:#fff;font-weight:800;font-size:38px;
  animation:pop 700ms var(--ease) both, breathe 2.4s 700ms ease-in-out infinite;
}
@keyframes pop{from{opacity:0;transform:scale(.6)}to{opacity:1;transform:scale(1)}}
@keyframes breathe{0%,100%{transform:scale(1)}50%{transform:scale(1.06)}}

/* ==========================================================================
   AUTH
   ========================================================================== */
.auth{
  position:relative; min-height:100dvh;
  display:grid; place-items:center; padding:32px 22px;
  overflow:hidden;
  animation:fadeUp var(--slow) var(--ease) both;
}
.auth__bg{position:absolute; inset:0; pointer-events:none}
.blob{position:absolute; border-radius:50%; filter:blur(60px); opacity:.55}
.blob--1{width:320px;height:320px;background:#8B5CF6;top:-90px;left:-70px;animation:float 11s ease-in-out infinite}
.blob--2{width:280px;height:280px;background:#6D5DFB;bottom:-70px;right:-60px;animation:float 13s ease-in-out infinite reverse}
.blob--3{width:220px;height:220px;background:#10B981;opacity:.22;top:42%;right:-90px;animation:float 16s ease-in-out infinite}
@keyframes float{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(18px,-26px) scale(1.09)}}
.grid-fade{
  position:absolute; inset:0;
  background-image:linear-gradient(rgba(109,93,251,.07) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(109,93,251,.07) 1px,transparent 1px);
  background-size:34px 34px;
  mask-image:radial-gradient(circle at 50% 40%, #000, transparent 72%);
}
.auth__inner{
  position:relative; width:var(--app-w);
  display:flex; flex-direction:column; align-items:center; gap:26px; text-align:center;
}
.brand-mark{
  width:70px;height:70px;border-radius:22px;
  background:var(--grad-primary); box-shadow:var(--sh-purple);
  display:grid;place-items:center;color:#fff;font-size:34px;font-weight:800;
  animation:fadeUp var(--slow) 80ms var(--ease) both;
}
.auth__title{font-size:38px;font-weight:800;letter-spacing:-.03em;margin-top:16px;animation:fadeUp var(--slow) 160ms var(--ease) both}
.auth__tagline{color:var(--text-2);font-size:15.5px;margin-top:8px;max-width:290px;line-height:1.55;animation:fadeUp var(--slow) 240ms var(--ease) both}

.hero-art{position:relative;width:100%;max-width:330px;height:190px;animation:fadeUp var(--slow) 320ms var(--ease) both}
.hero-art__card{
  position:absolute; left:0; right:0; border-radius:var(--r-lg);
  background:var(--surface); box-shadow:var(--sh-2); padding:16px;
  border:1px solid var(--line);
}
.hero-art__card--back{top:0; transform:rotate(-4deg) scale(.94); opacity:.72}
.hero-art__card--front{top:34px; display:grid; gap:14px; animation:hover-y 5s ease-in-out infinite}
@keyframes hover-y{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
.hero-art__row{display:flex;align-items:center;gap:11px}
.hero-art__stack{flex:1;display:grid;gap:6px}
.hero-art__line{display:block;height:8px;border-radius:99px;background:var(--line)}
.hero-art__line--short{width:56%}
.hero-art__pill{display:block;width:44px;height:14px;border-radius:99px;background:var(--red-bg);margin-bottom:12px}
.hero-art__avatar{width:34px;height:34px;border-radius:12px;background:var(--purple-light);color:var(--purple-dark);display:grid;place-items:center;font-size:12px;font-weight:700}
.hero-art__avatar--alt{background:var(--red-bg);color:var(--red)}
.hero-art__amt{font-size:13px;font-weight:700;color:var(--green)}
.hero-art__amt--red{color:var(--red)}
.hero-art__coin{
  position:absolute;width:32px;height:32px;border-radius:50%;
  background:var(--grad-primary);color:#fff;display:grid;place-items:center;
  font-weight:700;font-size:14px;box-shadow:var(--sh-purple);
}
.hero-art__coin--1{top:-6px;right:6px;animation:hover-y 4s ease-in-out infinite}
.hero-art__coin--2{bottom:6px;left:-6px;width:26px;height:26px;font-size:12px;animation:hover-y 5.5s .6s ease-in-out infinite}

.auth__actions{width:100%;display:grid;gap:12px;animation:fadeUp var(--slow) 400ms var(--ease) both}
.auth__legal{font-size:12.5px;color:var(--text-2)}

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.btn{
  position:relative; display:inline-flex; align-items:center; justify-content:center; gap:10px;
  min-height:54px; padding:0 22px; border-radius:16px; font-weight:700; font-size:15.5px;
  transition:transform var(--fast) var(--ease), box-shadow var(--fast) var(--ease), background var(--fast) var(--ease), opacity var(--fast);
  overflow:hidden; -webkit-tap-highlight-color:transparent;
}
.btn:active{transform:scale(.97)}
.btn:focus-visible{outline:2px solid var(--purple);outline-offset:3px}
.btn--block{width:100%}
.btn--google{background:var(--surface);color:var(--text);box-shadow:var(--sh-2);border:1px solid var(--line);width:100%}
.btn--google:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(17,24,39,.12)}
.google-icon{width:20px;height:20px;flex:none;stroke:none}
.google-icon path{stroke:none}
.btn--primary{background:var(--grad-primary);color:#fff;box-shadow:var(--sh-purple)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 16px 38px rgba(109,93,251,.4)}
.btn--ghost{background:var(--surface-2);color:var(--text)}
.btn--danger{background:var(--red);color:#fff}
.btn__content{display:inline-flex;align-items:center;gap:10px;transition:opacity var(--fast),transform var(--fast)}
.btn__spinner{
  position:absolute; width:20px;height:20px;border-radius:50%;
  border:2.5px solid rgba(255,255,255,.35); border-top-color:#fff;
  opacity:0; animation:spin .7s linear infinite;
}
.btn--google .btn__spinner{border-color:rgba(109,93,251,.25);border-top-color:var(--purple)}
.btn__check{position:absolute;width:26px;height:26px;opacity:0;transform:scale(.5)}
.btn.is-loading .btn__content{opacity:0;transform:scale(.92)}
.btn.is-loading .btn__spinner{opacity:1}
.btn.is-success{background:var(--green);box-shadow:0 12px 30px rgba(16,185,129,.35)}
.btn.is-success .btn__content,.btn.is-success .btn__spinner{opacity:0}
.btn.is-success .btn__check{opacity:1;transform:scale(1);transition:all var(--mid) var(--ease)}
.btn:disabled{opacity:.75;cursor:not-allowed}
@keyframes spin{to{transform:rotate(360deg)}}

.icon-btn{
  width:42px;height:42px;border-radius:14px;background:var(--surface);
  box-shadow:var(--sh-1); display:grid;place-items:center;color:var(--text-2);
  transition:transform var(--fast) var(--ease),color var(--fast),background var(--fast);
}
.icon-btn svg{width:21px;height:21px}
.icon-btn:hover{color:var(--purple)}
.icon-btn:active{transform:scale(.9)}
.icon-btn--ghost{background:transparent;box-shadow:none}
.link-btn{color:var(--purple);font-weight:700;font-size:13.5px;transition:opacity var(--fast)}
.link-btn:active{opacity:.6}

/* ==========================================================================
   SHELL / PHONE FRAME
   ========================================================================== */
.shell{min-height:100dvh;display:flex;justify-content:center}
.phone{
  position:relative; width:var(--app-w); min-height:100dvh;
  background:var(--bg); display:flex; flex-direction:column; overflow:hidden;
}
@media (min-width:720px){
  .phone{
    min-height:min(880px,94dvh); margin:3dvh 0; border-radius:38px;
    box-shadow:0 40px 90px rgba(17,24,39,.18), 0 0 0 1px rgba(17,24,39,.05);
    max-width:500px;
  }
}
.view{position:absolute;inset:0;display:flex;flex-direction:column;animation:viewIn var(--mid) var(--ease) both}
@keyframes viewIn{from{opacity:0;transform:translateY(10px) scale(.995)}to{opacity:1;transform:none}}

.scroll{
  flex:1; overflow-y:auto; overflow-x:hidden;
  padding:0 18px calc(var(--nav-h) + 46px + var(--safe-b));
  -webkit-overflow-scrolling:touch; scrollbar-width:none;
}
.scroll::-webkit-scrollbar{display:none}

/* ---------- Topbar ---------- */
.topbar{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:calc(18px + env(safe-area-inset-top,0px)) 18px 14px;
}
.topbar--plain{padding-bottom:8px}
.topbar__title{font-size:24px;font-weight:800;letter-spacing:-.02em}
.topbar__user{display:flex;align-items:center;gap:12px;min-width:0}
.topbar__greeting{font-size:12.5px;color:var(--text-2);font-weight:600}
.topbar__name{font-size:17px;font-weight:800;letter-spacing:-.01em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pill{background:var(--purple-light);color:var(--purple-dark);font-size:12.5px;font-weight:700;padding:6px 12px;border-radius:99px}

.avatar{
  width:44px;height:44px;border-radius:15px;flex:none;
  background:var(--purple-light);color:var(--purple-dark);
  display:grid;place-items:center;font-weight:700;font-size:14px;
  object-fit:cover;
}
.avatar--img{background:var(--purple-light)}
.avatar--lg{width:78px;height:78px;border-radius:26px;font-size:24px}

/* ==========================================================================
   BALANCE CARD
   ========================================================================== */
.balance-card{
  position:relative; overflow:hidden;
  border-radius:var(--r-xl); padding:24px 22px 26px;
  background:var(--grad-primary); color:#fff; box-shadow:var(--sh-purple);
  animation:fadeUp var(--slow) var(--ease) both;
}
.balance-card__deco{position:absolute;inset:0;pointer-events:none;opacity:.5}
.balance-card__deco span{position:absolute;border-radius:50%;border:1.5px solid rgba(255,255,255,.3)}
.balance-card__deco span:first-child{width:190px;height:190px;top:-88px;right:-52px}
.balance-card__deco span:last-child{width:130px;height:130px;bottom:-70px;right:24px;background:rgba(255,255,255,.08);border:0}
.balance-card__label{font-size:13px;font-weight:600;opacity:.85;letter-spacing:.02em}
.balance-card__value{font-size:40px;font-weight:800;letter-spacing:-.035em;margin-top:6px;line-height:1.1}
.balance-card__sub{font-size:12.5px;opacity:.8;margin-top:6px}
.value-bump{animation:bump var(--slow) var(--ease)}
@keyframes bump{0%{transform:translateY(6px);opacity:.35;filter:blur(3px)}100%{transform:none;opacity:1;filter:none}}

/* ---------- Summary stats ---------- */
.summary{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}
.stat{
  text-align:left; border-radius:var(--r-lg); padding:16px 15px;
  background:var(--surface); box-shadow:var(--sh-1); border:1px solid var(--line);
  display:grid; gap:5px;
  transition:transform var(--fast) var(--ease), box-shadow var(--fast) var(--ease);
  animation:fadeUp var(--slow) 80ms var(--ease) both;
}
.stat:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.stat:active{transform:scale(.975)}
.stat__icon{width:36px;height:36px;border-radius:12px;display:grid;place-items:center;margin-bottom:5px}
.stat__icon svg{width:18px;height:18px}
.stat--get .stat__icon{background:var(--green-bg);color:var(--green)}
.stat--owe .stat__icon{background:var(--red-bg);color:var(--red)}
.stat__label{font-size:12.5px;color:var(--text-2);font-weight:600}
.stat__value{font-size:21px;font-weight:800;letter-spacing:-.02em}
.stat--get .stat__value{color:var(--green)}
.stat--owe .stat__value{color:var(--red)}
.stat__trend{font-size:11px;color:var(--text-2);font-weight:600}

/* ---------- Section head ---------- */
.section-head{display:flex;align-items:center;justify-content:space-between;margin:26px 2px 12px}
.section-head h3{font-size:16.5px;font-weight:800;letter-spacing:-.015em}

/* ==========================================================================
   TRANSACTION LIST
   ========================================================================== */
.list{display:grid;gap:10px}
.txn{
  display:flex;align-items:center;gap:12px;
  background:var(--surface); border:1px solid var(--line); border-radius:var(--r-md);
  padding:13px 12px; box-shadow:var(--sh-1);
  transition:transform var(--fast) var(--ease), box-shadow var(--fast) var(--ease), opacity var(--mid);
  animation:rowIn 380ms var(--ease) both; animation-delay:var(--d,0ms);
}
@keyframes rowIn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.txn:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.txn.is-settled{opacity:.62}
.txn.is-settled .txn__amount{color:var(--text-2) !important}
.txn.is-removing{opacity:0;transform:scale(.94)}
.txn__body{flex:1;min-width:0}
.txn__name{font-size:15px;font-weight:700;letter-spacing:-.01em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.txn__meta{display:flex;align-items:center;gap:6px;margin-top:3px;font-size:12px;color:var(--text-2);font-weight:600}
.txn__dot{width:3px;height:3px;border-radius:50%;background:currentColor;opacity:.5}
.txn__note{font-size:11.5px;color:var(--text-2);margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;opacity:.85}
.txn__right{display:flex;align-items:center;gap:6px}
.txn__col{text-align:right}
.txn__amount{font-size:15.5px;font-weight:800;letter-spacing:-.02em}
.txn__amount--get{color:var(--green)}
.txn__amount--owe{color:var(--red)}
.badge{
  display:inline-block;margin-top:4px;font-size:10.5px;font-weight:700;
  padding:3px 8px;border-radius:99px;letter-spacing:.01em;
}
.badge--pending{background:var(--purple-light);color:var(--purple-dark)}
.badge--settled{background:var(--green-bg);color:var(--green)}
.txn__menu{width:32px;height:32px;border-radius:10px;display:grid;place-items:center;color:var(--text-2);transition:background var(--fast),color var(--fast),transform var(--fast)}
.txn__menu:hover{background:var(--surface-2);color:var(--text)}
.txn__menu:active{transform:scale(.88)}
.txn__menu svg{width:18px;height:18px}
.avatar--txn{width:44px;height:44px;font-size:13.5px}
.avatar--owe{background:var(--red-bg);color:var(--red)}
.avatar--get{background:var(--green-bg);color:var(--green)}

/* ---------- Sticky tools (search + chips) ---------- */
.sticky-tools{padding:6px 18px 12px;background:var(--bg);z-index:2}
.search{
  position:relative;display:flex;align-items:center;gap:10px;
  background:var(--surface); border:1px solid var(--line); border-radius:16px;
  padding:0 12px; height:50px; box-shadow:var(--sh-1);
  transition:box-shadow var(--mid) var(--ease), border-color var(--mid) var(--ease), transform var(--mid) var(--ease);
}
.search:focus-within{border-color:var(--purple);box-shadow:0 0 0 4px rgba(109,93,251,.13);transform:translateY(-1px)}
.search__icon{width:19px;height:19px;flex:none;color:var(--text-2)}
.search input{flex:1;min-width:0;border:0;background:none;outline:none;font-size:14.5px;font-weight:600}
.search input::placeholder{color:var(--text-2);font-weight:500}
.search input::-webkit-search-cancel-button{display:none}
.search__clear{width:26px;height:26px;border-radius:50%;background:var(--surface-2);color:var(--text-2);display:grid;place-items:center;animation:pop 200ms var(--ease)}
.search__clear svg{width:13px;height:13px;stroke-width:2.4}

.chips{display:flex;gap:8px;margin-top:12px;overflow-x:auto;scrollbar-width:none;padding-bottom:2px}
.chips::-webkit-scrollbar{display:none}
.chip{
  flex:none;padding:9px 15px;border-radius:99px;font-size:13px;font-weight:700;
  background:var(--surface-2);color:var(--text-2);border:1px solid var(--line);
  transition:background var(--mid) var(--ease),color var(--mid) var(--ease),transform var(--fast) var(--ease),box-shadow var(--mid);
}
.chip:active{transform:scale(.94)}
.chip.is-active{background:var(--grad-primary);color:#fff;border-color:transparent;box-shadow:0 6px 16px rgba(109,93,251,.28)}

/* ---------- Empty state ---------- */
.empty{
  display:grid;place-items:center;text-align:center;gap:8px;
  padding:44px 20px; animation:fadeUp var(--slow) var(--ease) both;
}
.empty__art{
  position:relative;width:96px;height:96px;border-radius:32px;
  background:var(--purple-light); display:grid;place-items:center;color:var(--purple);
  margin-bottom:8px; animation:hover-y 4.5s ease-in-out infinite;
}
.empty__art svg{width:42px;height:42px}
.empty__art::after{
  content:"";position:absolute;inset:-9px;border-radius:40px;
  border:1.5px dashed rgba(109,93,251,.32);
}
.empty h4{margin:0;font-size:17px;font-weight:800}
.empty p{font-size:13.5px;color:var(--text-2);max-width:250px;line-height:1.55}
.empty .btn{margin-top:12px;min-height:48px}

/* ---------- Skeletons ---------- */
.skeleton{
  border-radius:var(--r-md);
  background:linear-gradient(100deg,var(--line) 30%,rgba(255,255,255,.6) 50%,var(--line) 70%);
  background-size:220% 100%;
  animation:shimmer 1.3s linear infinite;
}
:root[data-theme="dark"] .skeleton{background:linear-gradient(100deg,var(--surface) 30%,var(--surface-2) 50%,var(--surface) 70%);background-size:220% 100%}
@keyframes shimmer{from{background-position:180% 0}to{background-position:-40% 0}}
.skeleton--balance{height:150px;border-radius:var(--r-xl)}
.skeleton--stat{height:118px;border-radius:var(--r-lg)}
.skeleton--row{height:70px}

/* ==========================================================================
   FAB + BOTTOM NAV
   ========================================================================== */
.fab{
  position:absolute; right:18px; bottom:calc(var(--nav-h) + 18px + var(--safe-b));
  width:58px;height:58px;border-radius:20px; z-index:9;
  background:var(--grad-primary); color:#fff; box-shadow:var(--sh-purple);
  display:grid;place-items:center;
  transition:transform var(--mid) var(--ease), box-shadow var(--mid) var(--ease);
  animation:pop 420ms 220ms var(--ease) both;
}
.fab svg{width:25px;height:25px;stroke-width:2.4;transition:transform var(--mid) var(--ease)}
.fab:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(109,93,251,.45)}
.fab:hover svg{transform:rotate(90deg)}
.fab:active{transform:scale(.9)}

.nav{
  position:absolute; left:0; right:0; bottom:0; z-index:8;
  height:calc(var(--nav-h) + var(--safe-b)); padding-bottom:var(--safe-b);
  display:grid; grid-template-columns:1fr 1fr 14px 1fr 1fr;
  align-items:center;
  background:color-mix(in srgb, var(--surface) 82%, transparent);
  backdrop-filter:blur(18px) saturate(160%);
  -webkit-backdrop-filter:blur(18px) saturate(160%);
  border-top:1px solid var(--line);
}
.nav__item{
  display:grid;justify-items:center;gap:4px;color:var(--text-2);
  font-size:10.5px;font-weight:700; padding:6px 2px;
  transition:color var(--mid) var(--ease), transform var(--fast) var(--ease);
}
.nav__item svg{width:22px;height:22px;transition:transform var(--mid) var(--ease)}
.nav__item:active{transform:scale(.9)}
.nav__item.is-active{color:var(--purple)}
.nav__item.is-active svg{transform:translateY(-2px)}

/* ==========================================================================
   SCRIM / SHEETS / MODAL
   ========================================================================== */
.scrim{
  position:fixed; inset:0; z-index:20;
  background:rgba(17,24,39,.42); backdrop-filter:blur(6px); -webkit-backdrop-filter:blur(6px);
  opacity:0; transition:opacity var(--mid) var(--ease);
}
.scrim.is-open{opacity:1}

.sheet{
  position:fixed; left:50%; bottom:0; z-index:21;
  width:var(--app-w); transform:translate(-50%,100%);
  background:var(--surface); border-radius:28px 28px 0 0;
  box-shadow:0 -18px 60px rgba(17,24,39,.22);
  padding:0 20px calc(22px + var(--safe-b));
  max-height:92dvh; display:flex; flex-direction:column;
  transition:transform var(--slow) var(--ease);
  will-change:transform;
}
.sheet.is-open{transform:translate(-50%,0)}
.sheet.is-dragging{transition:none}
.sheet__handle{padding:12px 0 6px;display:grid;place-items:center;cursor:grab;touch-action:none}
.sheet__handle span{width:42px;height:4.5px;border-radius:99px;background:var(--line)}
.sheet__head{display:flex;align-items:center;justify-content:space-between;padding:2px 0 14px}
.sheet__head h2{font-size:20px;font-weight:800;letter-spacing:-.02em}
.sheet__body{overflow-y:auto;padding-bottom:6px;scrollbar-width:none}
.sheet__body::-webkit-scrollbar{display:none}
.sheet--compact{padding-bottom:calc(16px + var(--safe-b))}

/* ---------- Segmented control ---------- */
.segment{
  position:relative; display:grid; grid-template-columns:1fr 1fr; gap:4px;
  background:var(--surface-2); border-radius:16px; padding:5px; border:1px solid var(--line);
}
.segment__thumb{
  position:absolute; top:5px; left:5px; bottom:5px; width:calc(50% - 7px);
  border-radius:12px; background:var(--green); box-shadow:0 6px 16px rgba(16,185,129,.3);
  transition:transform var(--mid) var(--ease), background var(--mid) var(--ease), box-shadow var(--mid) var(--ease);
}
.segment[data-type="borrowed"] .segment__thumb{transform:translateX(calc(100% + 4px));background:var(--red);box-shadow:0 6px 16px rgba(239,68,68,.3)}
.segment__opt{
  position:relative; z-index:1; padding:12px 0; border-radius:12px;
  font-weight:700; font-size:14.5px; color:var(--text-2);
  transition:color var(--mid) var(--ease);
}
.segment__opt.is-active{color:#fff}
.segment__hint{
  margin-top:9px; font-size:12.5px; font-weight:600; color:var(--green);
  text-align:center; transition:color var(--mid) var(--ease);
  animation:fadeUp var(--mid) var(--ease);
}
.segment__hint.is-owe{color:var(--red)}

/* ---------- Amount ---------- */
.amount{
  margin-top:18px; display:flex; align-items:baseline; justify-content:flex-start; gap:8px;
  background:var(--surface-2); border:1.5px solid var(--line); border-radius:20px;
  padding:20px 22px;
  transition:border-color var(--mid) var(--ease), box-shadow var(--mid) var(--ease), background var(--mid);
}
.amount.is-focus{border-color:var(--purple);box-shadow:0 0 0 4px rgba(109,93,251,.13);background:var(--surface)}
.amount.is-error{border-color:var(--red);animation:shake 380ms var(--ease)}
.amount__cur{font-size:26px;font-weight:700;color:var(--text-2)}
.amount__input{
  flex:1; min-width:0; border:0; background:none; outline:none;
  font-size:36px; font-weight:800; letter-spacing:-.03em; text-align:left;
}
.amount__input::placeholder{color:var(--text-2);opacity:.45}
@keyframes shake{0%,100%{transform:translateX(0)}20%{transform:translateX(-7px)}40%{transform:translateX(6px)}60%{transform:translateX(-4px)}80%{transform:translateX(3px)}}

/* ---------- Fields ---------- */
.field{position:relative;margin-top:14px}
.field__input{
  width:100%; border:1.5px solid var(--line); background:var(--surface-2);
  border-radius:16px; padding:22px 15px 9px; font-size:15px; font-weight:600; outline:none;
  transition:border-color var(--mid) var(--ease), box-shadow var(--mid) var(--ease), background var(--mid);
  -webkit-appearance:none; appearance:none;
}
.field__input--area{resize:none;line-height:1.5}
.field__input:focus{border-color:var(--purple);box-shadow:0 0 0 4px rgba(109,93,251,.13);background:var(--surface)}
.field__input.is-error{border-color:var(--red)}
.field__label{
  position:absolute; left:16px; top:17px; font-size:14.5px; color:var(--text-2);
  font-weight:600; pointer-events:none;
  transition:transform var(--mid) var(--ease), font-size var(--mid) var(--ease), color var(--mid) var(--ease);
  transform-origin:left top;
}
.field__input:focus + .field__label,
.field__input:not(:placeholder-shown) + .field__label,
.field__label--fixed{transform:translateY(-10px) scale(.78);color:var(--purple)}
.field__label--fixed{color:var(--text-2)}
.field__input:focus + .field__label--fixed{color:var(--purple)}
.field__error{
  font-size:12px;font-weight:600;color:var(--red);min-height:0;padding:0 4px;
  max-height:0;overflow:hidden;transition:max-height var(--mid) var(--ease),margin var(--mid);
}
.field__error.is-shown{max-height:32px;margin-top:6px}
#txnForm .btn--primary{margin-top:20px}

/* ---------- Action sheet ---------- */
.action-head{display:flex;align-items:center;gap:12px;padding:6px 2px 16px;border-bottom:1px solid var(--line)}
.action-head strong{display:block;font-size:15.5px;font-weight:800}
.action-head small{display:block;font-size:12.5px;color:var(--text-2);margin-top:2px;font-weight:600}
.action-list{display:grid;gap:4px;padding-top:10px}
.action{
  display:flex;align-items:center;gap:13px;padding:13px 10px;border-radius:14px;
  font-size:15px;font-weight:700;text-align:left;
  transition:background var(--fast),transform var(--fast) var(--ease);
  animation:fadeUp 300ms var(--ease) both; animation-delay:var(--d,0ms);
}
.action:hover{background:var(--surface-2)}
.action:active{transform:scale(.98)}
.action--danger{color:var(--red)}
.action__ico{width:38px;height:38px;border-radius:13px;display:grid;place-items:center;flex:none}
.action__ico svg{width:19px;height:19px}
.action__ico--green{background:var(--green-bg);color:var(--green)}
.action__ico--purple{background:var(--purple-light);color:var(--purple)}
.action__ico--red{background:var(--red-bg);color:var(--red)}

/* ---------- Modal ---------- */
.modal{
  position:fixed; left:50%; top:50%; z-index:22;
  width:min(340px, calc(100vw - 48px));
  transform:translate(-50%,-46%) scale(.94); opacity:0;
  background:var(--surface); border-radius:26px; padding:26px 22px 20px;
  box-shadow:0 30px 70px rgba(17,24,39,.28); text-align:center;
  transition:transform var(--mid) var(--ease), opacity var(--mid) var(--ease);
}
.modal.is-open{transform:translate(-50%,-50%) scale(1);opacity:1}
.modal__icon{width:56px;height:56px;border-radius:20px;background:var(--red-bg);color:var(--red);display:grid;place-items:center;margin:0 auto 14px}
.modal__icon svg{width:26px;height:26px}
.modal__icon.is-purple{background:var(--purple-light);color:var(--purple)}
.modal h3{font-size:18.5px;font-weight:800}
.modal p{font-size:13.5px;color:var(--text-2);margin-top:7px;line-height:1.55}
.modal__actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:20px}
.modal__actions .btn{min-height:48px;font-size:14.5px}

/* ==========================================================================
   PROFILE
   ========================================================================== */
.profile-card{
  background:var(--surface); border:1px solid var(--line); border-radius:var(--r-xl);
  box-shadow:var(--sh-1); padding:26px 20px 20px; text-align:center; margin-top:8px;
  animation:fadeUp var(--slow) var(--ease) both;
}
.profile-card h3{font-size:19px;font-weight:800;margin-top:12px}
.profile-card > p{font-size:13px;color:var(--text-2);margin-top:4px;font-weight:600}
.profile-card__stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:20px;padding-top:18px;border-top:1px solid var(--line)}
.profile-card__stats span{display:block;font-size:19px;font-weight:800;letter-spacing:-.02em}
.profile-card__stats small{display:block;font-size:11.5px;color:var(--text-2);font-weight:600;margin-top:2px}
.menu{display:grid;gap:8px;margin-top:16px}
.menu__row{
  display:flex;align-items:center;gap:13px;padding:13px 14px;
  background:var(--surface); border:1px solid var(--line); border-radius:var(--r-md);
  box-shadow:var(--sh-1); text-align:left;
  transition:transform var(--fast) var(--ease), box-shadow var(--fast) var(--ease);
  animation:fadeUp var(--slow) 80ms var(--ease) both;
}
.menu__row:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.menu__row:active{transform:scale(.985)}
.menu__ico{width:40px;height:40px;border-radius:14px;display:grid;place-items:center;flex:none}
.menu__ico svg{width:19px;height:19px}
.menu__ico--purple{background:var(--purple-light);color:var(--purple)}
.menu__ico--blue{background:#EFF6FF;color:#3B82F6}
.menu__ico--red{background:var(--red-bg);color:var(--red)}
:root[data-theme="dark"] .menu__ico--blue{background:#132038}
.menu__text{flex:1;min-width:0}
.menu__text strong{display:block;font-size:14.5px;font-weight:700}
.menu__text small{display:block;font-size:12px;color:var(--text-2);margin-top:2px;font-weight:600}
.menu__row--danger .menu__text strong{color:var(--red)}
.menu__chev{color:var(--text-2);font-size:20px;line-height:1}
.build-note{text-align:center;font-size:11.5px;color:var(--text-2);margin-top:22px;font-weight:600}

/* ==========================================================================
   TOASTS
   ========================================================================== */
.toasts{
  position:fixed; left:50%; transform:translateX(-50%);
  bottom:calc(var(--nav-h) + 24px + var(--safe-b)); z-index:40;
  width:min(var(--app-w), 100vw); padding:0 18px;
  display:grid; gap:8px; pointer-events:none;
}
.toast{
  display:flex;align-items:center;gap:11px;pointer-events:auto;
  background:color-mix(in srgb, var(--text) 92%, transparent); color:#fff;
  border-radius:16px; padding:13px 14px; box-shadow:0 14px 34px rgba(17,24,39,.3);
  backdrop-filter:blur(10px);
  font-size:13.5px; font-weight:600;
  animation:toastIn 340ms var(--ease) both;
}
.toast.is-out{animation:toastOut 260ms var(--ease) forwards}
@keyframes toastIn{from{opacity:0;transform:translateY(18px) scale(.96)}to{opacity:1;transform:none}}
@keyframes toastOut{to{opacity:0;transform:translateY(12px) scale(.96)}}
.toast__ico{width:26px;height:26px;border-radius:9px;display:grid;place-items:center;flex:none;background:var(--green);color:#fff}
.toast__ico svg{width:15px;height:15px;stroke-width:2.6}
.toast--error .toast__ico{background:var(--red)}
.toast--info .toast__ico{background:var(--purple)}
.toast__msg{flex:1}
.toast__x{width:22px;height:22px;opacity:.6;flex:none}
.toast__x svg{stroke-width:2.4}

/* ---------- Shared ---------- */
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.01ms !important; animation-iteration-count:1 !important;
    transition-duration:.01ms !important; scroll-behavior:auto !important;
  }
}