/* =====================================================================
   Mess Hishab — design system
   Bootstrap = components (buttons, forms, modal, toast, progress)
   Tailwind (tw-) = layout & spacing utilities
   This file = brand tokens (light + dark) and the app's own components
   ===================================================================== */

/* ---------- Tokens ---------- */
/* Light theme only: white surfaces + a pure blue gradient. Every text/background pair is checked for WCAG AA (npm test). */
:root {
  --c-bg: 246 248 252;          /* #F6F8FC cool white */
  --c-surface: 255 255 255;
  --c-raised: 255 255 255;
  --c-border: 225 231 241;
  --c-text: 15 23 42;           /* #0F172A */
  --c-text-2: 81 96 120;        /* #516078 */
  --c-brand: 37 99 235;         /* #2563EB */
  --c-brand-strong: 29 78 216;  /* #1D4ED8 */
  --c-brand-2: 30 64 175;       /* #1E40AF gradient partner */
  --c-brand-fg: 255 255 255;
  --c-brand-soft: 234 241 255;  /* #EAF1FF */
  --c-success: 21 128 61;
  --c-danger: 200 30 30;
  --c-warning: 154 91 0;

  /* Gradients: white text stays ≥ 4.5:1 across the whole ramp. */
  --g-brand: linear-gradient(135deg, #2563EB 0%, #1D4ED8 55%, #1E40AF 100%);
  --g-brand-hover: linear-gradient(135deg, #1D4ED8 0%, #1E40AF 55%, #1E3A8A 100%);
  --g-hero: radial-gradient(130% 140% at 0% 0%, #2563EB 0%, #1D4ED8 45%, #1E3A8A 100%);
  --g-logo: linear-gradient(140deg, #3B82F6 0%, #2563EB 50%, #1D4ED8 100%);
  --brand-glow: 37 99 235;

  --radius: 20px;
  --radius-sm: 14px;
  --shadow-card: 0 1px 2px rgb(15 23 42 / 0.04), 0 6px 20px rgb(15 23 42 / 0.05);
  --shadow-float: 0 10px 30px rgb(15 23 42 / 0.14);
  --spring: cubic-bezier(0.22, 1, 0.36, 1);
  --topbar-h: 60px;
  --bottomnav-h: 64px;
  --safe-b: env(safe-area-inset-bottom, 0px);

  /* Bootstrap bridge */
  /* Anek Bangla (Google Fonts) covers Bangla, Latin, both digit sets and ৳ — one font for the whole app. */
  --font: 'Anek Bangla', 'Noto Sans Bengali', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --bs-body-font-family: var(--font);
  --bs-body-bg: rgb(var(--c-bg));
  --bs-body-color: rgb(var(--c-text));
  --bs-secondary-color: rgb(var(--c-text-2));
  --bs-border-color: rgb(var(--c-border));
  --bs-primary: rgb(var(--c-brand));
  --bs-primary-rgb: 37, 99, 235;
  --bs-link-color: rgb(var(--c-brand));
  --bs-link-color-rgb: 37, 99, 235;
  --bs-link-hover-color: rgb(var(--c-brand-strong));
  --bs-focus-ring-color: rgb(var(--c-brand) / 0.28);
  --bs-border-radius: 12px;
  --bs-border-radius-lg: 14px;
}

/* ---------- Base ---------- */
html { -webkit-text-size-adjust: 100%; }
body {
  background: rgb(var(--c-bg));
  color: rgb(var(--c-text));
  font-family: var(--bs-body-font-family);
  font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  line-height: 1.5;
}
.lang-bn body { line-height: 1.6; }
.lang-bn .display-title, .lang-bn .page-heading { line-height: 1.35; letter-spacing: 0; }
:lang(en) .eyebrow { letter-spacing: 0.06em; text-transform: uppercase; }

:focus-visible { outline: 3px solid rgb(var(--c-brand) / 0.55); outline-offset: 2px; border-radius: 6px; }
#main:focus { outline: none; }
a { color: inherit; }
.skip-link { position: fixed; top: 8px; left: 8px; z-index: 2000; background: rgb(var(--c-surface)); padding: 8px 12px; border-radius: 10px; }

.display-title { font-size: 34px; font-weight: 800; line-height: 1.15; letter-spacing: -0.025em; margin-bottom: 12px; }
.page-heading { font-size: 26px; font-weight: 700; letter-spacing: -0.015em; margin-bottom: 8px; }
.section-title { font-size: 17px; font-weight: 700; margin-bottom: 12px; display: flex; align-items: center; gap: 6px; }
.eyebrow { font-size: 12px; font-weight: 600; color: rgb(var(--c-text-2)); }
.link-brand { color: rgb(var(--c-brand)); font-weight: 600; text-decoration: none; }
.link-brand:hover { text-decoration: underline; }
.money-pos { color: rgb(var(--c-success)); }
.money-neg { color: rgb(var(--c-danger)); }
.tw-text-warning { color: rgb(var(--c-warning)); }

/* ---------- Icons: one colour only — brand blue, or white on the blue gradient ---------- */
.bi { color: rgb(var(--c-brand)); }
.btn-primary .bi, .btn-danger .bi, .btn-outline-danger .bi, .fab .bi, .brand-mark__logo .bi,
.meal-toggle.is-on .meal-toggle__icon .bi, .mock-pill.is-on .bi, .settle-card__head .bi,
.app-toast .bi, .hero-mock__chip .bi { color: inherit; }
.nav-item .bi { color: inherit; }

/* ---------- Bootstrap component overrides ---------- */
.btn { --bs-btn-font-weight: 600; border-radius: 14px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; }
.btn-lg { min-height: 48px; font-size: 16px; }
.btn-xl { min-height: 56px; font-size: 17px; border-radius: 16px; padding: 0 20px; }
.btn-primary {
  --bs-btn-bg: rgb(var(--c-brand)); --bs-btn-border-color: rgb(var(--c-brand)); --bs-btn-color: rgb(var(--c-brand-fg));
  --bs-btn-hover-bg: rgb(var(--c-brand-strong)); --bs-btn-hover-border-color: rgb(var(--c-brand-strong)); --bs-btn-hover-color: rgb(var(--c-brand-fg));
  --bs-btn-active-bg: rgb(var(--c-brand-strong)); --bs-btn-active-border-color: rgb(var(--c-brand-strong)); --bs-btn-active-color: rgb(var(--c-brand-fg));
  --bs-btn-disabled-bg: rgb(var(--c-text) / 0.12); --bs-btn-disabled-border-color: transparent; --bs-btn-disabled-color: rgb(var(--c-text-2));
  --bs-btn-disabled-opacity: 1;
  border: 0;
  background-image: var(--g-brand);
  box-shadow: 0 1px 0 rgb(255 255 255 / 0.18) inset, 0 6px 16px rgb(var(--brand-glow) / 0.28);
}
.btn-primary:hover, .btn-primary:active { background-image: var(--g-brand-hover); }
.btn-primary:disabled { background-image: none; box-shadow: none; }
.btn-ghost {
  --bs-btn-bg: rgb(var(--c-text) / 0.05); --bs-btn-border-color: transparent; --bs-btn-color: rgb(var(--c-text));
  --bs-btn-hover-bg: rgb(var(--c-text) / 0.09); --bs-btn-hover-border-color: transparent; --bs-btn-hover-color: rgb(var(--c-text));
  --bs-btn-active-bg: rgb(var(--c-text) / 0.12); --bs-btn-active-border-color: transparent; --bs-btn-active-color: rgb(var(--c-text));
}
.btn-google {
  --bs-btn-bg: rgb(var(--c-surface)); --bs-btn-border-color: rgb(var(--c-border)); --bs-btn-color: rgb(var(--c-text));
  --bs-btn-hover-bg: rgb(var(--c-text) / 0.04); --bs-btn-hover-border-color: rgb(var(--c-border)); --bs-btn-hover-color: rgb(var(--c-text));
  --bs-btn-active-bg: rgb(var(--c-text) / 0.08); --bs-btn-active-color: rgb(var(--c-text));
  gap: 10px;
}
.btn-whatsapp {
  --bs-btn-bg: rgb(var(--c-brand-soft)); --bs-btn-border-color: transparent; --bs-btn-color: rgb(var(--c-brand-strong));
  --bs-btn-hover-bg: rgb(var(--c-brand) / 0.16); --bs-btn-hover-border-color: transparent; --bs-btn-hover-color: rgb(var(--c-brand-strong));
  --bs-btn-active-bg: rgb(var(--c-brand) / 0.22); --bs-btn-active-color: rgb(var(--c-brand-strong));
}
.btn-icon { width: 44px; height: 44px; padding: 0; border-radius: 14px; flex-shrink: 0; }
.btn-danger { --bs-btn-bg: rgb(var(--c-danger)); --bs-btn-border-color: rgb(var(--c-danger)); --bs-btn-hover-bg: rgb(var(--c-danger) / 0.88); --bs-btn-hover-border-color: transparent; }
.btn-outline-danger { --bs-btn-color: rgb(var(--c-danger)); --bs-btn-border-color: rgb(var(--c-danger) / 0.45); --bs-btn-hover-bg: rgb(var(--c-danger)); --bs-btn-hover-border-color: rgb(var(--c-danger)); --bs-btn-hover-color: rgb(var(--c-surface)); border-width: 1.5px; }
.btn:active:not(:disabled) { transform: scale(0.98); }

.form-control, .form-select {
  background-color: rgb(var(--c-surface));
  border: 1.5px solid rgb(var(--c-border));
  border-radius: 12px;
  color: rgb(var(--c-text));
  font-size: 16px; /* no iOS zoom on focus */
  min-height: 44px;
}
.form-control-lg { min-height: 52px; border-radius: 14px; font-size: 16px; }
.form-control:focus, .form-select:focus { border-color: rgb(var(--c-brand)); box-shadow: 0 0 0 4px rgb(var(--c-brand) / 0.15); background-color: rgb(var(--c-surface)); color: rgb(var(--c-text)); }
.form-control::placeholder { color: rgb(var(--c-text-2) / 0.7); }
.form-label { font-size: 14px; font-weight: 600; margin-bottom: 6px; }
.form-control.is-invalid { border-color: rgb(var(--c-danger)); background-image: none; padding-right: 12px; }
.invalid-feedback { color: rgb(var(--c-danger)); font-size: 13px; }
.alert { border-radius: 14px; border: 0; }
.alert-danger { background: rgb(var(--c-danger) / 0.1); color: rgb(var(--c-danger)); }
.alert-warning { background: rgb(var(--c-warning) / 0.12); color: rgb(var(--c-warning)); }
.app-modal { background: rgb(var(--c-surface)); border: 0; border-radius: 24px; box-shadow: var(--shadow-float); }
.modal-backdrop.show { opacity: 0.45; }
.placeholder { background-color: rgb(var(--c-text) / 0.08); opacity: 1; }

/* ---------- Primitives ---------- */
.surface-card {
  background: rgb(var(--c-surface));
  border: 1px solid rgb(var(--c-border) / 0.7);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}

.icon-btn {
  width: 40px; height: 40px; border-radius: 999px; border: 0; background: transparent;
  color: rgb(var(--c-text)); display: inline-flex; align-items: center; justify-content: center;
  font-size: 18px; text-decoration: none; flex-shrink: 0; transition: background 0.15s;
}
.icon-btn--sm { width: 32px; height: 32px; font-size: 14px; color: rgb(var(--c-text-2)); }
.avatar {
  display: inline-flex; align-items: center; justify-content: center; border-radius: 999px; flex-shrink: 0;
  font-weight: 700; letter-spacing: 0.02em;
  background: rgb(var(--c-brand-soft)); color: rgb(var(--c-brand-strong));
}
.avatar-link { display: inline-flex; border-radius: 999px; text-decoration: none; }

.badge-soft {
  display: inline-flex; align-items: center; gap: 4px; padding: 3px 10px; border-radius: 999px;
  background: rgb(var(--c-text) / 0.06); color: rgb(var(--c-text-2)); font-size: 12px; font-weight: 600; white-space: nowrap;
}
.badge-soft--success { background: rgb(var(--c-success) / 0.12); color: rgb(var(--c-success)); }
.badge-soft--warning { background: rgb(var(--c-warning) / 0.14); color: rgb(var(--c-warning)); }
.count-badge { background: rgb(var(--c-danger)); color: rgb(var(--c-surface)); border-radius: 999px; padding: 0 8px; font-size: 12px; line-height: 20px; }

.chip {
  display: inline-flex; align-items: center; gap: 6px; padding: 8px 14px; border-radius: 999px;
  border: 1.5px solid rgb(var(--c-border)); background: rgb(var(--c-surface)); color: rgb(var(--c-text));
  font-size: 14px; font-weight: 600; white-space: nowrap; transition: border-color 0.15s, transform 0.1s;
}
.chip--sm { padding: 5px 12px; font-size: 13px; font-weight: 500; }
.chip:active { transform: scale(0.96); }

.seg { display: inline-flex; background: rgb(var(--c-text) / 0.06); padding: 4px; border-radius: 999px; gap: 2px; }
.seg__btn {
  border: 0; background: transparent; color: rgb(var(--c-text-2)); padding: 8px 16px; border-radius: 999px;
  font-size: 14px; font-weight: 600; display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  transition: background 0.2s var(--spring), color 0.2s; min-height: 36px;
}
.seg__btn.is-active { background: rgb(var(--c-surface)); color: rgb(var(--c-text)); box-shadow: 0 1px 3px rgb(0 0 0 / 0.12); }
.seg--block { display: flex; width: 100%; }
.seg--block .seg__btn { flex: 1; min-height: 40px; }
.seg--sm .seg__btn { padding: 5px 12px; font-size: 13px; min-height: 30px; }
.seg.is-disabled { pointer-events: none; opacity: 0.55; }

.list-row { display: flex; align-items: center; gap: 12px; padding: 11px 0; border-bottom: 1px solid rgb(var(--c-border) / 0.7); }
.list-row:last-child { border-bottom: 0; }
.list-row__icon { width: 36px; height: 36px; border-radius: 12px; background: rgb(var(--c-brand-soft)); display: inline-flex; align-items: center; justify-content: center; color: rgb(var(--c-text-2)); flex-shrink: 0; }

.empty-state { text-align: center; padding: 28px 16px; }
.empty-state__icon { width: 52px; height: 52px; border-radius: 999px; margin: 0 auto 12px; background: rgb(var(--c-brand-soft)); display: flex; align-items: center; justify-content: center; font-size: 22px; }

.mini-stat { display: flex; flex-direction: column; gap: 2px; padding: 14px 16px; border-radius: 18px; background: rgb(var(--c-surface)); border: 1px solid rgb(var(--c-border) / 0.7); text-decoration: none; min-width: 0; }
.mini-stat__label { font-size: 12px; color: rgb(var(--c-text-2)); font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mini-stat__value { font-size: 20px; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mini-stat--link { transition: border-color 0.15s; }
@media (max-width: 479.98px) {
  .stat-row-3 .mini-stat { padding: 12px 10px; border-radius: 16px; }
  .stat-row-3 .mini-stat__value { font-size: 16px; }
}
.clamp-2 { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; overflow-wrap: anywhere; }

/* ---------- Brand ---------- */
.brand-mark { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; }
.brand-mark__logo {
  width: 36px; height: 36px; border-radius: 11px; display: inline-flex; align-items: center; justify-content: center;
  background: var(--g-logo); color: #fff; font-size: 18px;
  box-shadow: 0 4px 12px rgb(37 99 235 / 0.35);
}
.brand-mark__logo--lg { width: 64px; height: 64px; border-radius: 20px; font-size: 30px; animation: pulse 1.4s ease-in-out infinite; }

/* ---------- Auth & onboarding ---------- */
.bare-main { min-height: 100dvh; }
.auth-page { min-height: 100dvh; display: flex; flex-direction: column; padding: 12px 16px calc(20px + var(--safe-b)); }
.auth-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; width: 100%; max-width: 440px; margin: 0 auto 12px; min-height: 44px; }
.auth-card { width: 100%; max-width: 440px; margin: 0 auto; padding-top: 8px; }
@media (min-width: 640px) {
  .auth-page:not(.auth-page--welcome) { justify-content: center; background: radial-gradient(1200px 600px at 50% -10%, rgb(var(--c-brand) / 0.10), transparent 60%); }
  .auth-page:not(.auth-page--welcome) .auth-top { position: absolute; top: 16px; left: 50%; transform: translateX(-50%); max-width: 560px; }
  .auth-card { background: rgb(var(--c-surface)); border: 1px solid rgb(var(--c-border) / 0.7); border-radius: 28px; padding: 36px; box-shadow: var(--shadow-card); }
}

.welcome { flex: 1; width: 100%; max-width: 440px; margin: 0 auto; display: flex; flex-direction: column; gap: 20px; }
.welcome__art { flex: 1; display: flex; align-items: center; justify-content: center; min-height: 260px; }
.welcome__actions { display: flex; flex-direction: column; gap: 10px; }
@media (min-width: 1024px) {
  .auth-page--welcome { padding: 24px 48px; }
  .auth-page--welcome .auth-top { max-width: 1080px; }
  .welcome {
    max-width: 1080px; display: grid; grid-template-columns: 1.05fr 1fr; column-gap: 72px; row-gap: 32px;
    grid-template-areas: 'art copy' 'art actions'; align-content: center;
  }
  .welcome__art { grid-area: art; min-height: 460px; }
  .welcome__copy { grid-area: copy; align-self: end; }
  .welcome__actions { grid-area: actions; align-self: start; max-width: 380px; }
  .display-title { font-size: 46px; }
}

.hero-mock { position: relative; width: 100%; max-width: 340px; height: 330px; }
.hero-mock::before {
  content: ''; position: absolute; inset: 6% 2%; border-radius: 40%;
  background: radial-gradient(circle at 40% 40%, rgb(var(--c-brand) / 0.22), transparent 70%); filter: blur(10px);
}
.hero-mock__card {
  position: absolute; background: rgb(var(--c-surface)); border: 1px solid rgb(var(--c-border) / 0.8);
  border-radius: 22px; padding: 16px; box-shadow: var(--shadow-float);
}
.hero-mock__card--back { top: 8px; left: 0; width: 64%; transform: rotate(-5deg); animation: float 6s ease-in-out infinite; }
.hero-mock__card--front { top: 112px; right: 0; width: 70%; transform: rotate(3deg); animation: float 6s ease-in-out -3s infinite; }
.hero-mock__chip {
  position: absolute; left: 2%; bottom: -6px; z-index: 2; display: inline-flex; gap: 6px; align-items: center;
  background: rgb(var(--c-text)); color: rgb(var(--c-bg)); padding: 8px 14px; border-radius: 999px; font-size: 13px; font-weight: 600;
  box-shadow: var(--shadow-float);
}
.mock-pill { display: flex; align-items: center; gap: 8px; padding: 9px 12px; border-radius: 12px; background: rgb(var(--c-text) / 0.05); font-size: 14px; font-weight: 600; }
.mock-pill.is-on { background: var(--g-brand); color: rgb(var(--c-brand-fg)); }
@media (min-width: 1024px) { .hero-mock { max-width: 440px; height: 380px; transform: scale(1.12); } }

.divider-text { display: flex; align-items: center; gap: 12px; color: rgb(var(--c-text-2)); font-size: 13px; margin: 18px 0; }
.divider-text::before, .divider-text::after { content: ''; flex: 1; height: 1px; background: rgb(var(--c-border)); }

.pw-toggle {
  position: absolute; right: 6px; top: 6px; width: 40px; height: 40px; border: 0; border-radius: 10px;
  background: transparent; color: rgb(var(--c-text-2)); display: inline-flex; align-items: center; justify-content: center;
}
.strength { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; margin-top: -4px; }
.strength span { height: 4px; border-radius: 4px; background: rgb(var(--c-text) / 0.1); transition: background 0.25s; }
.strength small { grid-column: 1 / -1; font-size: 12px; }
.strength[data-strength='1'] span:nth-child(1) { background: rgb(var(--c-danger)); }
.strength[data-strength='2'] span:nth-child(-n + 2) { background: rgb(var(--c-warning)); }
.strength[data-strength='3'] span { background: rgb(var(--c-success)); }
.demo-hint { margin: 16px 0 0; padding: 10px 12px; border-radius: 12px; background: rgb(var(--c-brand-soft)); font-size: 13px; color: rgb(var(--c-text)); }

.success-badge {
  width: 72px; height: 72px; border-radius: 999px; background: rgb(var(--c-brand-soft)); color: rgb(var(--c-brand));
  display: flex; align-items: center; justify-content: center; font-size: 36px;
}
.step-dots { display: flex; gap: 6px; align-items: center; }
.step-dots span { width: 8px; height: 8px; border-radius: 999px; background: rgb(var(--c-text) / 0.15); transition: width 0.3s var(--spring), background 0.3s; }
.step-dots span.is-done { background: rgb(var(--c-brand)); }
.step-dots span.is-current { width: 24px; }

.choice-card {
  display: flex; align-items: center; gap: 14px; width: 100%; padding: 16px; border-radius: 20px; text-align: left;
  border: 1.5px solid rgb(var(--c-border)); background: rgb(var(--c-surface)); color: rgb(var(--c-text));
  transition: border-color 0.15s, transform 0.15s var(--spring);
}
.choice-card:active { transform: scale(0.985); }
.choice-card__icon { width: 48px; height: 48px; border-radius: 14px; background: rgb(var(--c-brand-soft)); color: rgb(var(--c-brand)); display: inline-flex; align-items: center; justify-content: center; font-size: 22px; flex-shrink: 0; }

.code-boxes { display: grid; grid-template-columns: repeat(6, 1fr); gap: 8px; }
.code-box {
  width: 100%; height: 60px; text-align: center; font-size: 24px; font-weight: 700; text-transform: uppercase;
  border: 1.5px solid rgb(var(--c-border)); border-radius: 14px; background: rgb(var(--c-surface)); color: rgb(var(--c-text));
  font-family: ui-monospace, 'SF Mono', Menlo, Consolas, monospace; transition: border-color 0.15s, box-shadow 0.15s;
}
.code-box:focus { outline: none; border-color: rgb(var(--c-brand)); box-shadow: 0 0 0 4px rgb(var(--c-brand) / 0.15); }
.code-box.is-invalid { border-color: rgb(var(--c-danger)); animation: shake 0.35s; }
.invite-code { text-align: center; background: rgb(var(--c-brand-soft)); border-radius: 20px; padding: 20px; }
.invite-code__value { font: 800 36px/1 ui-monospace, 'SF Mono', Menlo, Consolas, monospace; letter-spacing: 0.22em; color: rgb(var(--c-brand)); padding-left: 0.22em; }

/* ---------- App shell ---------- */
.shell { min-height: 100dvh; }
.sidebar { display: none; }
.shell__main { min-width: 0; }
.topbar {
  position: sticky; top: 0; z-index: 20; height: var(--topbar-h); display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 0 16px; background: rgb(var(--c-bg) / 0.85); backdrop-filter: saturate(160%) blur(14px); -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid transparent;
}
.topbar__title { min-width: 0; line-height: 1.25; }
.topbar__actions { display: flex; align-items: center; gap: 6px; }
.content { padding: 12px 16px calc(var(--bottomnav-h) + 32px + var(--safe-b)); max-width: 1120px; margin: 0 auto; }

.bottom-nav {
  position: fixed; inset: auto 0 0 0; z-index: 30; display: flex; height: calc(var(--bottomnav-h) + var(--safe-b)); padding-bottom: var(--safe-b);
  background: rgb(var(--c-surface) / 0.92); backdrop-filter: saturate(160%) blur(16px); -webkit-backdrop-filter: saturate(160%) blur(16px);
  border-top: 1px solid rgb(var(--c-border) / 0.8);
}
.bottom-nav .nav-item {
  flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px;
  color: rgb(var(--c-text-2)); text-decoration: none; font-size: 11.5px; font-weight: 600; min-height: 48px;
}
.bottom-nav .nav-item__icon { font-size: 22px; line-height: 1; }
.bottom-nav .nav-item.is-active { color: rgb(var(--c-brand)); }
.bottom-nav .nav-item.is-active .nav-item__icon { animation: pop 0.3s var(--spring); }
.nav-item__icon { position: relative; display: inline-flex; }
.nav-badge {
  position: absolute; top: -5px; right: -11px; min-width: 18px; height: 18px; padding: 0 5px; border-radius: 9px;
  background: rgb(var(--c-danger)); color: #fff; font-size: 11px; font-weight: 700; line-height: 18px; text-align: center;
  font-family: var(--font); box-shadow: 0 0 0 2px rgb(var(--c-surface));
}

.fab {
  position: fixed; right: 16px; bottom: calc(var(--bottomnav-h) + 16px + var(--safe-b)); z-index: 25;
  height: 56px; padding: 0 20px 0 18px; border-radius: 18px; display: inline-flex; align-items: center; gap: 8px;
  background: rgb(var(--c-brand)); color: rgb(var(--c-brand-fg)); text-decoration: none; font-weight: 700; font-size: 15px;
  background-image: var(--g-brand);
  box-shadow: 0 8px 24px rgb(var(--brand-glow) / 0.4); transition: transform 0.15s var(--spring);
}
.fab i { font-size: 20px; }
.fab:active { transform: scale(0.95); }

@media (min-width: 1024px) {
  :root { --topbar-h: 68px; }
  .shell { display: grid; grid-template-columns: 252px minmax(0, 1fr); }
  .sidebar {
    display: flex; flex-direction: column; gap: 20px; position: sticky; top: 0; height: 100dvh; padding: 22px 16px;
    border-right: 1px solid rgb(var(--c-border) / 0.8); background: rgb(var(--c-surface) / 0.5);
  }
  .sidebar .brand-mark { padding: 0 8px; }
  .sidebar__mess { padding: 12px 14px; border-radius: 14px; background: rgb(var(--c-text) / 0.04); }
  .sidebar__nav { display: flex; flex-direction: column; gap: 4px; flex: 1; }
  .sidebar__nav .nav-item {
    display: flex; align-items: center; gap: 12px; padding: 10px 14px; border-radius: 12px; text-decoration: none;
    color: rgb(var(--c-text-2)); font-weight: 600; font-size: 15px; transition: background 0.15s, color 0.15s;
  }
  .sidebar__nav .nav-item__icon { font-size: 18px; }
  .sidebar__nav .nav-item.is-active { background: rgb(var(--c-brand-soft)); color: rgb(var(--c-brand)); }
  .sidebar__foot { display: flex; flex-direction: column; align-items: stretch; gap: 10px; padding: 0 4px; }
  .sidebar__foot .locale-switch { align-self: flex-start; }
  .logout-btn {
    display: flex; align-items: center; gap: 12px; width: 100%; padding: 10px 14px; border: 0; border-radius: 12px;
    background: transparent; color: rgb(var(--c-text-2)); font: 600 15px var(--font); text-align: left;
    transition: background 0.15s, color 0.15s;
  }
  .logout-btn:hover { background: rgb(var(--c-brand-soft)); color: rgb(var(--c-brand-strong)); }
  .topbar { padding: 0 32px; }
  .content { padding: 16px 32px 48px; }
  .bottom-nav { display: none; }
  .fab { bottom: 32px; right: 32px; }
}

.locale-switch { display: inline-flex; background: rgb(var(--c-text) / 0.06); border-radius: 999px; padding: 3px; }
.locale-switch button {
  border: 0; background: transparent; padding: 5px 11px; border-radius: 999px; font-size: 13px; font-weight: 700;
  color: rgb(var(--c-text-2)); min-height: 30px; font-family: var(--font);
}
.locale-switch button.is-active { background: rgb(var(--c-surface)); color: rgb(var(--c-text)); box-shadow: 0 1px 3px rgb(0 0 0 / 0.12); }

.offline-chip { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 600; padding: 4px 10px; border-radius: 999px; background: rgb(var(--c-warning) / 0.14); color: rgb(var(--c-warning)); }
.verify-banner {
  display: flex; align-items: center; gap: 10px; margin: 4px 16px 0; padding: 8px 8px 8px 14px; border-radius: 14px;
  background: rgb(var(--c-warning) / 0.12); color: rgb(var(--c-text)); font-size: 14px;
}
.verify-banner > .bi { font-size: 18px; }
@media (min-width: 1024px) { .verify-banner { margin: 4px 32px 0; } }

.splash { min-height: 100dvh; display: flex; align-items: center; justify-content: center; padding: 24px; text-align: center; }

.page-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 20px; }
@media (min-width: 768px) {
  .page-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; align-items: start; }
  .page-grid__wide { grid-column: 1 / -1; }
}
.narrow-page { max-width: 520px; margin: 0 auto; }
.narrow-page--wide { max-width: 640px; }

/* ---------- Today ---------- */
.today { display: grid; grid-template-columns: minmax(0, 1fr); gap: 24px; }
.today__main { display: flex; flex-direction: column; gap: 20px; }
.today__meals { display: flex; flex-direction: column; }
@media (max-width: 1023.98px) {
  /* Fitts's Law: push the toggles into the thumb zone at the bottom of the screen. */
  .today__main { min-height: calc(100dvh - var(--topbar-h) - var(--bottomnav-h) - 56px - var(--safe-b)); }
  .today__meals { margin-top: auto; }
}
@media (min-width: 1024px) {
  .today { grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 32px; align-items: start; }
  .today__side { position: sticky; top: calc(var(--topbar-h) + 16px); }
}

.meal-toggle {
  position: relative; display: flex; align-items: center; gap: 14px; width: 100%; min-height: 76px; padding: 14px 16px;
  border-radius: 22px; border: 1.5px solid rgb(var(--c-border)); background: rgb(var(--c-surface)); color: rgb(var(--c-text));
  text-align: left; box-shadow: var(--shadow-card);
  transition: background 0.25s var(--spring), border-color 0.25s, color 0.2s, transform 0.2s var(--spring);
  -webkit-user-select: none; user-select: none;
}
.meal-toggle__icon {
  width: 48px; height: 48px; border-radius: 16px; display: inline-flex; align-items: center; justify-content: center;
  font-size: 22px; background: rgb(var(--c-brand-soft)); color: rgb(var(--c-brand)); flex-shrink: 0; transition: background 0.25s, color 0.25s;
}
.meal-toggle__text { display: flex; flex-direction: column; flex: 1; min-width: 0; }
.meal-toggle__label { font-size: 18px; font-weight: 700; }
.meal-toggle__hint { font-size: 13px; color: rgb(var(--c-text-2)); transition: color 0.2s; }
.meal-toggle__check {
  width: 32px; height: 32px; border-radius: 999px; border: 2px solid rgb(var(--c-border)); display: inline-flex;
  align-items: center; justify-content: center; flex-shrink: 0; transition: background 0.25s, border-color 0.25s;
}
.meal-toggle__check i { font-size: 18px; opacity: 0; transform: scale(0.4); transition: opacity 0.2s, transform 0.3s var(--spring); }
.meal-toggle.is-on { background: var(--g-brand); border-color: transparent; color: rgb(var(--c-brand-fg)); box-shadow: 0 8px 22px rgb(var(--brand-glow) / 0.28); }
.meal-toggle.is-on .meal-toggle__icon { background: rgb(255 255 255 / 0.18); color: rgb(var(--c-brand-fg)); }
.meal-toggle.is-on .meal-toggle__hint { color: rgb(var(--c-brand-fg) / 0.8); }
.meal-toggle.is-on .meal-toggle__check { background: rgb(var(--c-brand-fg)); border-color: rgb(var(--c-brand-fg)); color: rgb(var(--c-brand)); }
.meal-toggle.is-on .meal-toggle__check i { opacity: 1; transform: scale(1); }
.meal-toggle.just-toggled { animation: press 0.35s var(--spring); }
.meal-toggle:disabled { opacity: 0.55; cursor: not-allowed; box-shadow: none; }
.meal-toggle.is-locked:not(:disabled) .meal-toggle__hint { color: rgb(var(--c-warning)); }
.meal-toggle.is-on.is-locked:not(:disabled) .meal-toggle__hint { color: rgb(var(--c-brand-fg) / 0.85); }

.guest-row {
  display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 12px;
  padding: 12px 12px 12px 16px; border-radius: 20px; background: rgb(var(--c-text) / 0.04);
}
.stepper { display: inline-flex; align-items: center; gap: 4px; background: rgb(var(--c-surface)); border-radius: 999px; padding: 4px; border: 1px solid rgb(var(--c-border)); }
.stepper__btn { width: 40px; height: 40px; border-radius: 999px; border: 0; background: rgb(var(--c-text) / 0.06); color: rgb(var(--c-text)); display: inline-flex; align-items: center; justify-content: center; }
.stepper__btn:disabled { opacity: 0.35; }
.stepper__value { min-width: 28px; text-align: center; font-weight: 700; font-size: 18px; }
.meal-dot { width: 9px; height: 9px; border-radius: 99px; background: rgb(var(--c-text) / 0.14); }
.meal-dot.is-on { background: rgb(var(--c-brand)); }

/* ---------- Hishab ---------- */
.hishab-hero { padding: 24px; }
.ring-wrap { position: relative; width: fit-content; margin-left: auto; margin-right: auto; }
.ring-wrap__center { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; text-align: center; }
.ring-wrap__value { font-size: 30px; font-weight: 800; letter-spacing: -0.02em; line-height: 1.15; }
.ring__track { stroke: rgb(var(--c-text) / 0.07); }
.ring__bar { transition: stroke-dashoffset 1s var(--spring); }
.ring--brand .ring__bar { stroke: url(#ring-gradient); }
.ring__stop-a { stop-color: rgb(var(--c-brand)); }
.ring__stop-b { stop-color: rgb(var(--c-brand-2)); }
.ring--danger .ring__bar { stroke: rgb(var(--c-danger)); }

.stat {
  display: flex; flex-direction: column; gap: 2px; padding: 14px 16px; border-radius: 18px;
  background: rgb(var(--c-surface)); border: 1px solid rgb(var(--c-border) / 0.7); box-shadow: var(--shadow-card); min-width: 0;
}
.stat__icon { width: 32px; height: 32px; border-radius: 10px; background: rgb(var(--c-brand-soft)); color: rgb(var(--c-brand)); display: inline-flex; align-items: center; justify-content: center; margin-bottom: 6px; }
.stat__label { font-size: 12px; color: rgb(var(--c-text-2)); font-weight: 500; }
.stat__value { font-size: 19px; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
@media (max-width: 639.98px) { .stats-grid .stat:last-child:nth-child(odd) { grid-column: span 2; } }
@media (min-width: 768px) { .stats-grid { align-content: start; } }

.chart-box { position: relative; height: 220px; }
.result-row {
  display: flex; align-items: center; gap: 12px; padding: 14px 16px; border-radius: 18px; text-decoration: none; color: inherit;
  background: rgb(var(--c-surface)); border: 1px solid rgb(var(--c-border) / 0.7); box-shadow: var(--shadow-card); transition: border-color 0.15s;
}
.result-row.is-expiring { border-color: rgb(var(--c-warning) / 0.6); }
.result-row__month { display: flex; flex-direction: column; flex: 1; min-width: 0; gap: 2px; }

/* ---------- Pay & bazar ---------- */
.amount-display { display: block; text-align: center; font-size: 46px; font-weight: 800; letter-spacing: -0.02em; padding: 8px 0 18px; line-height: 1.1; }
.amount-display__sign { font-size: 26px; font-weight: 700; color: rgb(var(--c-text-2)); margin-right: 4px; vertical-align: 0.35em; }
.amount-display.is-empty { color: rgb(var(--c-text-2) / 0.6); }
.amount-display.is-shaking { animation: shake 0.35s; }
.keypad { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.keypad__key {
  height: 58px; border-radius: 16px; border: 0; background: rgb(var(--c-text) / 0.05); color: rgb(var(--c-text));
  font-size: 23px; font-weight: 600; transition: background 0.1s, transform 0.1s; font-family: var(--font);
}
.keypad__key:active { transform: scale(0.95); background: rgb(var(--c-text) / 0.11); }
.quick-amounts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
.quick-amounts .chip { justify-content: center; padding: 8px 4px; font-size: 13px; }

.method-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.method {
  --m: var(--c-brand);
  display: flex; flex-direction: column; align-items: center; gap: 8px; padding: 14px 8px; border-radius: 18px;
  border: 1.5px solid rgb(var(--c-border)); background: rgb(var(--c-surface)); color: rgb(var(--c-text)); font-weight: 700; font-size: 14px;
  transition: border-color 0.15s, background 0.15s, transform 0.15s var(--spring);
}
.method__dot { width: 40px; height: 40px; border-radius: 999px; display: inline-flex; align-items: center; justify-content: center; background: rgb(var(--m) / 0.12); color: rgb(var(--m)); font-size: 18px; }
.method.is-active { border-color: rgb(var(--m)); background: rgb(var(--m) / 0.07); }
.method:active { transform: scale(0.97); }
.method-tag { font-weight: 700; }
.method-tag { color: rgb(var(--c-brand)); }

.sticky-cta { position: sticky; bottom: calc(var(--bottomnav-h) + 12px + var(--safe-b)); z-index: 5; box-shadow: 0 6px 20px rgb(var(--c-bg) / 0.9); }
@media (min-width: 1024px) { .sticky-cta { bottom: 24px; } }

.shopper-scroll { display: flex; gap: 6px; overflow-x: auto; padding: 4px 2px 6px; scroll-snap-type: x proximity; scrollbar-width: none; }
.shopper-scroll::-webkit-scrollbar { display: none; }
.shopper { display: flex; flex-direction: column; align-items: center; gap: 6px; border: 0; background: transparent; padding: 6px; border-radius: 16px; scroll-snap-align: start; color: rgb(var(--c-text-2)); }
.shopper .avatar { transition: box-shadow 0.15s; }
.shopper.is-active { color: rgb(var(--c-text)); }
.shopper.is-active .avatar { box-shadow: 0 0 0 3px rgb(var(--c-bg)), 0 0 0 5px rgb(var(--c-brand)); }
.shopper__name { font-size: 12px; font-weight: 600; max-width: 64px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---------- Mess & manager ---------- */
.progress--fund { height: 12px; border-radius: 999px; background: rgb(var(--c-text) / 0.07); }
.progress--fund .progress-bar { border-radius: 999px; background: linear-gradient(90deg, rgb(var(--c-brand)), rgb(var(--c-brand-2))); transition: width 1s var(--spring); }
.member-card {
  display: flex; align-items: center; gap: 12px; padding: 12px 14px; border-radius: 18px;
  background: rgb(var(--c-surface)); border: 1px solid rgb(var(--c-border) / 0.7);
}
.member-card.is-me { border-color: rgb(var(--c-brand) / 0.45); }
.role-tag { color: rgb(var(--c-brand)); font-weight: 700; }

/* Von Restorff: the only tinted block on the manager screen. */
.attention-card { border-radius: 20px; padding: 2px 16px; background: rgb(var(--c-warning) / 0.07); border: 1.5px solid rgb(var(--c-warning) / 0.35); }
.pending-row { display: flex; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px solid rgb(var(--c-warning) / 0.2); }
.pending-row:last-child { border-bottom: 0; }
.fixed-form { display: grid; grid-template-columns: minmax(0, 1fr) 110px 44px; gap: 8px; }
.fixed-form .btn { padding: 0; min-height: 44px; }
.mini-toggle {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; padding: 10px 4px; min-height: 70px;
  border-radius: 14px; border: 1.5px solid rgb(var(--c-border)); background: rgb(var(--c-surface)); color: rgb(var(--c-text-2));
  font-size: 18px; transition: all 0.15s;
}
.mini-toggle.is-on { border-color: rgb(var(--c-brand)); background: rgb(var(--c-brand-soft)); color: rgb(var(--c-brand)); }
.mini-toggle--static { font-size: 14px; color: rgb(var(--c-text)); }

/* ---------- Settlement card (Peak-End) ---------- */
.settle-card { background: rgb(var(--c-surface)); border-radius: 28px; overflow: hidden; border: 1px solid rgb(var(--c-border) / 0.7); box-shadow: var(--shadow-float); }
.settle-card__head { padding: 28px 24px 24px; text-align: center; color: #fff; background: var(--g-hero); }
.settle-card__check { width: 56px; height: 56px; border-radius: 999px; margin: 0 auto 12px; background: rgb(255 255 255 / 0.18); display: flex; align-items: center; justify-content: center; font-size: 28px; }
.settle-card__stats { display: grid; grid-template-columns: repeat(3, 1fr); text-align: center; border-bottom: 1px solid rgb(var(--c-border) / 0.7); }
.settle-card__stats > div { padding: 14px 6px; display: flex; flex-direction: column; gap: 2px; }
.settle-card__stats > div + div { border-left: 1px solid rgb(var(--c-border) / 0.7); }
.settle-card__stats span { font-size: 12px; color: rgb(var(--c-text-2)); }
.settle-card__stats strong { font-size: 16px; }
.settle-card__mine { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 24px; background: rgb(var(--c-brand-soft)); font-weight: 600; }
.settle-card__mine strong { font-size: 22px; }
.settle-card__body { padding: 20px 24px 12px; }
.transfer { display: flex; align-items: center; gap: 10px; padding: 10px 0; border-bottom: 1px dashed rgb(var(--c-border)); }
.transfer:last-child { border-bottom: 0; }
.transfer.is-mine { background: rgb(var(--c-brand-soft)); border-radius: 12px; margin: 2px -10px; padding: 10px; border-bottom-color: transparent; }
.transfer__names { flex: 1; min-width: 0; display: flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 500; }
.transfer__names .bi { flex-shrink: 0; }
.settle-card__foot { display: flex; align-items: center; gap: 8px; padding: 14px 24px; font-size: 12.5px; color: rgb(var(--c-text-2)); background: rgb(var(--c-text) / 0.03); }
.settle-card__foot .bi { color: rgb(var(--c-brand)); }
.export-btn { flex-direction: column; gap: 4px; font-size: 13px; padding: 10px 4px; }
.export-btn .bi { font-size: 20px; }

/* ---------- Toasts ---------- */
.toast-stack {
  position: fixed; left: 50%; transform: translateX(-50%); bottom: calc(var(--bottomnav-h) + 16px + var(--safe-b));
  z-index: 1090; display: flex; flex-direction: column; gap: 8px; width: min(92vw, 380px); pointer-events: none;
}
@media (min-width: 1024px) { .toast-stack { bottom: 24px; } }
.app-toast { width: 100%; border: 0; border-radius: 16px; background: rgb(var(--c-text)); color: rgb(var(--c-bg)); box-shadow: var(--shadow-float); pointer-events: auto; }
.app-toast .toast-body { display: flex; align-items: center; gap: 10px; font-size: 14px; font-weight: 500; padding: 12px 14px; }
.app-toast .bi { color: #93C5FD; }

/* ---------- Hover (pointer devices only, so phones never get sticky hover) ---------- */
@media (hover: hover) {
  .icon-btn:hover { background: rgb(var(--c-text) / 0.06); }
  .chip:hover { border-color: rgb(var(--c-brand) / 0.6); }
  .choice-card:hover, .result-row:hover, .mini-stat--link:hover { border-color: rgb(var(--c-brand) / 0.5); }
  .meal-toggle:not(:disabled):not(.is-on):hover { border-color: rgb(var(--c-brand) / 0.5); }
  .keypad__key:hover { background: rgb(var(--c-text) / 0.08); }
  .sidebar__nav .nav-item:not(.is-active):hover { background: rgb(var(--c-text) / 0.05); color: rgb(var(--c-text)); }
  .method:hover { border-color: rgb(var(--m) / 0.6); }
}

/* ---------- Motion ---------- */
@keyframes press { 0% { transform: scale(1); } 35% { transform: scale(0.965); } 100% { transform: scale(1); } }
@keyframes pop { 0% { transform: scale(0.8); } 60% { transform: scale(1.12); } 100% { transform: scale(1); } }
@keyframes shake { 0%, 100% { transform: translateX(0); } 25% { transform: translateX(-6px); } 75% { transform: translateX(6px); } }
@keyframes float { 0%, 100% { translate: 0 0; } 50% { translate: 0 -8px; } }
@keyframes pulse { 0%, 100% { transform: scale(1); opacity: 1; } 50% { transform: scale(0.94); opacity: 0.8; } }
.pop-in { animation: pop 0.5s var(--spring) both; }
#view > * { animation: enter 0.28s var(--spring) both; }
@keyframes enter { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}