:root {
  color-scheme: dark;
  --canvas: #111410;
  --surface: #1a1e19;
  --surface-raised: #222821;
  --surface-soft: #252c23;
  --line: rgba(231, 239, 222, 0.11);
  --line-strong: rgba(231, 239, 222, 0.2);
  --text: #edf3e8;
  --muted: #a5afa0;
  --quiet: #727c70;
  --accent: #c5f26b;
  --accent-soft: rgba(197, 242, 107, 0.13);
  --danger: #ff9a89;
  --radius: 18px;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.22);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-width: 320px;
  background: var(--canvas);
  color: var(--text);
  font-family: "Avenir Next", "SF Pro Display", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

button, input, select { font: inherit; }
button { cursor: pointer; }
button:focus-visible, input:focus-visible, select:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.app-shell { min-height: 100dvh; padding-bottom: 48px; padding-left: 248px; }
.topbar, main { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }

.sidebar { position: fixed; z-index: 7; inset: 0 auto 0 0; width: 232px; display: flex; flex-direction: column; padding: 27px 16px 22px; border-right: 1px solid var(--line); background: #151914; }
.sidebar-brand { display: flex; align-items: center; gap: 11px; padding: 0 9px; }
.sidebar-brand strong, .sidebar-brand small { display: block; }
.sidebar-brand strong { font-size: 14px; letter-spacing: -.02em; }
.sidebar-brand small { margin-top: 3px; color: var(--quiet); font-size: 9px; letter-spacing: .11em; text-transform: uppercase; }
.sidebar-label { margin: 55px 11px 11px; color: var(--quiet); font-size: 9px; font-weight: 700; letter-spacing: .17em; text-transform: uppercase; }
.sidebar-nav { display: grid; gap: 5px; }
.sidebar-link { display: flex; align-items: center; gap: 11px; width: 100%; border: 0; border-radius: 11px; padding: 12px 11px; background: transparent; color: var(--muted); text-align: left; font-size: 12px; transition: color .2s ease, background .2s ease, transform .2s ease; }
.sidebar-link:hover { color: var(--text); background: rgba(237, 243, 232, .05); }
.sidebar-link:active { transform: scale(.98); }
.sidebar-link.active { background: var(--accent-soft); color: var(--accent); }
.sidebar-index { width: 20px; color: var(--quiet); font-size: 9px; font-weight: 800; letter-spacing: .05em; }
.sidebar-link.active .sidebar-index { color: var(--accent); }
.sidebar-footer { display: flex; align-items: center; gap: 9px; margin-top: auto; padding: 13px 11px; border-top: 1px solid var(--line); color: var(--muted); font-size: 10px; }
.sidebar-footer .status-dot { width: 6px; height: 6px; }
.sidebar-backdrop, .menu-toggle { display: none; }
.page-panel[hidden] { display: none; }

.topbar {
  height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand { display: inline-flex; align-items: center; gap: 11px; color: var(--text); text-decoration: none; }
.brand-mark { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 10px; background: var(--accent); color: #17200f; font-weight: 800; letter-spacing: -0.06em; }
.brand-mark svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.brand-mark circle { fill: currentColor; stroke: none; }
.brand strong, .brand small { display: block; }
.brand strong { font-size: 15px; letter-spacing: -0.02em; }
.brand small { margin-top: 2px; color: var(--quiet); font-size: 10px; letter-spacing: 0.11em; text-transform: uppercase; }

.month-button { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); background: transparent; border: 1px solid var(--line); border-radius: 999px; padding: 9px 13px; font-size: 12px; transition: border-color .2s ease, color .2s ease; }
.month-button:hover { color: var(--text); border-color: var(--line-strong); }
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }

.hero-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(330px, .9fr); gap: 56px; align-items: end; padding: 56px 0 38px; border-bottom: 1px solid var(--line); }
.eyebrow { margin: 0 0 13px; color: var(--accent); font-size: 10px; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 560px; margin-bottom: 17px; font-size: clamp(38px, 5vw, 66px); line-height: .98; letter-spacing: -.065em; font-weight: 600; }
h1 em { color: var(--accent); font-style: normal; }
.intro { max-width: 420px; margin-bottom: 0; color: var(--muted); font-size: 15px; line-height: 1.55; }

.budget-card { padding: 24px; border: 1px solid rgba(197, 242, 107, .2); border-radius: var(--radius); background: linear-gradient(145deg, #253020, #1b2119); box-shadow: var(--shadow); }
.budget-card-head, .budget-foot, .category-head, .section-inline-heading { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.card-label { display: block; color: var(--muted); font-size: 11px; letter-spacing: .02em; }
.budget-number { display: block; margin-top: 7px; font-size: clamp(36px, 5vw, 53px); line-height: 1; letter-spacing: -.07em; font-weight: 600; }
.budget-badge { padding: 7px 9px; color: var(--accent); background: var(--accent-soft); border-radius: 999px; font-size: 10px; font-weight: 700; white-space: nowrap; }
.budget-badge.over { color: var(--danger); background: rgba(255, 154, 137, .12); }
.budget-meter { height: 8px; margin-top: 31px; overflow: hidden; border-radius: 99px; background: rgba(237, 243, 232, .1); }
.budget-meter span { display: block; width: 0; height: 100%; border-radius: inherit; background: var(--accent); transition: width .45s cubic-bezier(.16, 1, .3, 1); }
.budget-meter span.over { background: var(--danger); }
.budget-foot { margin-top: 11px; color: var(--quiet); font-size: 11px; }

.metric-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; padding: 28px 0 66px; }
.metric-card { min-height: 142px; padding: 20px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.metric-card-dark { background: var(--surface-raised); }
.metric-card-accent { background: var(--accent); color: #182011; border-color: transparent; }
.metric-card-accent .card-label, .metric-card-accent .metric-note { color: rgba(24, 32, 17, .66); }
.metric-card strong { display: block; margin-top: 21px; font-size: 30px; letter-spacing: -.06em; font-weight: 600; }
.metric-note { display: block; margin-top: 7px; color: var(--quiet); font-size: 11px; }

.content-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(300px, .85fr); gap: 58px; padding-bottom: 90px; }
.page-heading { display: flex; align-items: end; justify-content: space-between; gap: 24px; padding: 49px 0 30px; border-bottom: 1px solid var(--line); }
.page-heading h1 { max-width: 620px; margin-bottom: 12px; font-size: 44px; }
.page-heading p:not(.eyebrow) { max-width: 530px; margin-bottom: 0; color: var(--muted); font-size: 14px; line-height: 1.55; }
.filter-card { margin-top: 24px; padding: 19px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.filter-card-heading { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.filter-card-heading strong, .filter-card-heading span { display: block; }
.filter-card-heading strong { font-size: 13px; }
.filter-card-heading span { margin-top: 4px; color: var(--quiet); font-size: 11px; }
.filter-grid { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 11px; margin-top: 18px; }
.filter-grid label > span, .settings-card label > span { display: block; margin-bottom: 7px; color: var(--muted); font-size: 10px; }
.filter-grid input, .filter-grid select, .settings-card input { width: 100%; border: 1px solid var(--line-strong); border-radius: 10px; padding: 11px; background: var(--surface-raised); color: var(--text); font-size: 12px; }
.filter-grid input::placeholder { color: var(--quiet); }
.list-summary { display: flex; align-items: end; justify-content: space-between; gap: 18px; padding: 25px 0 13px; }
.list-summary > div { display: flex; align-items: baseline; gap: 13px; }
.list-summary span { color: var(--quiet); font-size: 11px; }
.list-summary strong { color: var(--text); font-size: 24px; letter-spacing: -.05em; }
.all-expenses-card { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.all-expenses-head, .all-expense-row { display: grid; grid-template-columns: minmax(180px, 1.5fr) 130px 140px 110px; gap: 15px; align-items: center; }
.all-expenses-head { padding: 13px 18px; border-bottom: 1px solid var(--line); color: var(--quiet); font-size: 9px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.all-expense-row { padding: 15px 18px; border-bottom: 1px solid var(--line); }
.all-expense-row:last-child { border-bottom: 0; }
.all-expense-row strong, .all-expense-row small { display: block; }
.all-expense-row strong { overflow: hidden; font-size: 12px; font-weight: 600; text-overflow: ellipsis; white-space: nowrap; }
.all-expense-row small, .all-expense-date, .all-expense-card { color: var(--muted); font-size: 11px; }
.all-expense-row small { margin-top: 4px; color: var(--quiet); font-size: 10px; }
.all-expense-amount { text-align: right; font-size: 13px; font-weight: 700; font-variant-numeric: tabular-nums; }
.all-expense-amount small { color: var(--accent); font-size: 9px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
.cards-expanded { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; padding-top: 28px; }
.card-page-actions { display: flex; justify-content: flex-end; padding-top: 24px; }
.card-security-note { padding: 13px; border: 1px solid var(--line); border-radius: 11px; background: rgba(197, 242, 107, .05); }
.card-security-note strong { display: block; color: var(--text); font-size: 11px; }
.card-security-note p { margin: 6px 0 0; color: var(--muted); font-size: 11px; line-height: 1.5; }
.quality-callout, .settings-note { margin-top: 16px; padding: 17px 18px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(197, 242, 107, .05); }
.quality-callout strong, .settings-note strong { display: block; font-size: 12px; }
.quality-callout p, .settings-note p { margin: 6px 0 0; color: var(--muted); font-size: 11px; line-height: 1.55; }
.msi-overview { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; padding: 28px 0 20px; }
.msi-overview > div { padding: 18px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.msi-overview span { display: block; color: var(--muted); font-size: 11px; }
.msi-overview strong { display: block; margin-top: 13px; font-size: 28px; letter-spacing: -.06em; }
.msi-list { display: grid; gap: 11px; }
.msi-row { display: grid; grid-template-columns: 1fr auto auto; gap: 20px; align-items: center; padding: 17px 18px; border: 1px solid var(--line); border-radius: 15px; background: var(--surface); }
.msi-row strong, .msi-row small { display: block; }
.msi-row strong { font-size: 13px; }
.msi-row small { margin-top: 5px; color: var(--quiet); font-size: 10px; }
.msi-row-value { text-align: right; }
.msi-row-value strong { font-size: 16px; }
.msi-row-value small { color: var(--muted); }
.settings-card { display: grid; grid-template-columns: 1fr 190px auto; gap: 20px; align-items: end; margin-top: 28px; padding: 20px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.settings-card > div strong, .settings-card > div span { display: block; }
.settings-card > div strong { font-size: 13px; }
.settings-card > div span { margin-top: 5px; color: var(--muted); font-size: 11px; }
.settings-card .submit-button { white-space: nowrap; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 20px; }
.section-heading h2 { margin-bottom: 0; font-size: 25px; letter-spacing: -.05em; font-weight: 600; }
.compact-heading { margin-bottom: 20px; }
.heading-actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px; }
.primary-button, .submit-button { border: 0; border-radius: 10px; padding: 12px 15px; background: var(--accent); color: #182011; font-size: 12px; font-weight: 800; transition: transform .2s ease, filter .2s ease; }
.primary-button:hover, .submit-button:hover { filter: brightness(1.05); transform: translateY(-1px); }
.primary-button:active, .submit-button:active { transform: scale(.98); }
.secondary-button { border: 1px solid var(--line-strong); border-radius: 10px; padding: 11px 14px; background: transparent; color: var(--text); font-size: 12px; font-weight: 700; transition: border-color .2s ease, color .2s ease, transform .2s ease; }
.secondary-button:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-1px); }
.secondary-button:active { transform: scale(.98); }

.category-card, .expenses-card { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.category-card { padding: 20px; margin-bottom: 15px; }
.category-head h3, .section-inline-heading h3 { margin: 0; font-size: 14px; letter-spacing: -.02em; }
.category-head > span, .section-inline-heading > span { color: var(--quiet); font-size: 11px; }
.category-list { margin-top: 23px; display: grid; gap: 15px; }
.category-row { display: grid; grid-template-columns: 108px 1fr 58px; gap: 12px; align-items: center; font-size: 12px; }
.category-name { color: var(--muted); }
.category-bar { height: 5px; overflow: hidden; border-radius: 999px; background: rgba(237, 243, 232, .08); }
.category-bar span { display: block; height: 100%; border-radius: inherit; background: var(--accent); }
.category-amount { text-align: right; color: var(--text); font-variant-numeric: tabular-nums; }

.expenses-card { padding: 20px; }
.expense-list { display: grid; gap: 0; margin-top: 14px; }
.expense-row { display: grid; grid-template-columns: 34px 1fr auto; gap: 11px; align-items: center; padding: 13px 0; border-top: 1px solid var(--line); }
.expense-symbol { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 11px; background: var(--surface-soft); color: var(--accent); font-size: 13px; font-weight: 800; }
.expense-main strong { display: block; overflow: hidden; color: var(--text); font-size: 12px; font-weight: 600; text-overflow: ellipsis; white-space: nowrap; }
.expense-main small { display: block; margin-top: 4px; color: var(--quiet); font-size: 10px; }
.expense-amount { text-align: right; font-size: 13px; font-weight: 700; font-variant-numeric: tabular-nums; }
.expense-amount small { display: block; margin-top: 4px; color: var(--accent); font-size: 9px; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; }

.cards-stack { display: grid; gap: 12px; }
.credit-card { position: relative; overflow: hidden; min-height: 205px; padding: 21px; border-radius: var(--radius); background: #e6ebdf; color: #192016; box-shadow: var(--shadow); }
.credit-card::after { content: ""; position: absolute; width: 180px; height: 180px; right: -77px; bottom: -94px; border: 1px solid rgba(25, 32, 22, .2); border-radius: 50%; box-shadow: 0 0 0 21px rgba(25, 32, 22, .04), 0 0 0 43px rgba(25, 32, 22, .04); }
.credit-card.secondary { background: #aeb9d5; }
.credit-card-top, .credit-card-bottom { position: relative; z-index: 1; display: flex; justify-content: space-between; align-items: start; }
.credit-card-name { font-size: 13px; font-weight: 800; letter-spacing: -.02em; }
.card-last4 { margin-top: 3px; color: rgba(25, 32, 22, .65); font-size: 10px; }
.card-chip { width: 29px; height: 21px; border: 1px solid rgba(25, 32, 22, .3); border-radius: 6px; background: linear-gradient(135deg, rgba(255,255,255,.35), rgba(25,32,22,.1)); }
.card-balance { position: relative; z-index: 1; margin-top: 58px; }
.card-balance span { display: block; color: rgba(25, 32, 22, .65); font-size: 10px; }
.card-balance strong { display: block; margin-top: 5px; font-size: 25px; letter-spacing: -.06em; }
.card-deadline { position: relative; z-index: 1; display: flex; align-items: baseline; gap: 7px; margin-top: 12px; color: rgba(25, 32, 22, .64); font-size: 10px; }
.card-deadline strong { color: #192016; font-size: 11px; }
.card-deadline small { font-size: 9px; }
.card-deadline.urgent strong, .card-deadline.due strong { color: #9b3329; }
.card-deadline.soon strong { color: #8a6418; }
.credit-card-bottom { align-items: end; margin-top: 20px; }
.card-actions { position: relative; z-index: 2; display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 6px; }
.credit-meta { color: rgba(25, 32, 22, .65); font-size: 10px; line-height: 1.45; }
.credit-meta strong { display: block; color: #192016; font-size: 11px; }
.pay-button { position: relative; z-index: 2; border: 1px solid rgba(25, 32, 22, .3); border-radius: 8px; padding: 8px 10px; background: rgba(255,255,255,.22); color: #192016; font-size: 10px; font-weight: 800; transition: background .2s ease, transform .2s ease; }
.pay-button:hover { background: rgba(255,255,255,.5); transform: translateY(-1px); }
.payment-note { display: flex; gap: 10px; margin-top: 15px; padding: 15px; border: 1px solid var(--line); border-radius: 14px; background: rgba(197, 242, 107, .05); }
.pending-card-note { display: flex; gap: 10px; margin-top: 15px; padding: 15px; border: 1px dashed var(--line-strong); border-radius: 14px; background: transparent; }
.pending-card-note p { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.5; }
.pending-card-note strong { color: var(--text); }
.note-icon { flex: 0 0 auto; width: 18px; height: 18px; display: grid; place-items: center; border: 1px solid var(--accent); border-radius: 50%; color: var(--accent); font-size: 11px; font-weight: 800; }
.payment-note p { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.5; }
.payment-note strong { color: var(--text); }

.bottom-nav { position: fixed; z-index: 5; right: 20px; bottom: 18px; left: 20px; display: flex; justify-content: center; gap: 3px; padding: 6px; border: 1px solid var(--line-strong); border-radius: 16px; background: rgba(26, 30, 25, .93); box-shadow: 0 14px 35px rgba(0,0,0,.35); backdrop-filter: blur(16px); }
.nav-item { display: inline-flex; align-items: center; gap: 7px; border: 0; border-radius: 11px; padding: 10px 17px; background: transparent; color: var(--quiet); font-size: 11px; transition: background .2s ease, color .2s ease; }
.nav-item.active { background: var(--accent-soft); color: var(--accent); }
.nav-symbol { font-size: 9px; font-weight: 800; letter-spacing: .06em; }

.modal-backdrop { position: fixed; z-index: 10; inset: 0; display: grid; place-items: center; padding: 20px; background: rgba(7, 9, 7, .7); backdrop-filter: blur(9px); }
.modal-backdrop[hidden] { display: none; }
.modal { position: relative; width: min(100%, 460px); max-height: calc(100dvh - 40px); overflow-y: auto; padding: 28px; border: 1px solid var(--line-strong); border-radius: 20px; background: var(--surface-raised); box-shadow: 0 24px 80px rgba(0,0,0,.4); }
.close-button { position: absolute; top: 17px; right: 17px; width: 30px; height: 30px; border: 1px solid var(--line); border-radius: 50%; background: transparent; color: var(--muted); font-size: 20px; line-height: 1; }
.modal h2 { margin: 0 0 8px; font-size: 28px; letter-spacing: -.06em; }
.modal-copy { margin-bottom: 24px; color: var(--muted); font-size: 12px; }
.form-stack { display: grid; gap: 15px; }
.form-stack[hidden] { display: none; }
.form-stack label > span { display: block; margin-bottom: 7px; color: var(--muted); font-size: 11px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-stack input, .form-stack select { width: 100%; border: 1px solid var(--line-strong); border-radius: 10px; padding: 12px; background: var(--surface); color: var(--text); font-size: 13px; }
.form-stack input::placeholder { color: var(--quiet); }
.form-stack input[type="file"] { padding: 9px; color: var(--muted); font-size: 11px; }
.form-stack input[type="file"]::file-selector-button { margin-right: 9px; border: 0; border-radius: 7px; padding: 8px 9px; background: var(--surface-soft); color: var(--text); font-size: 11px; font-weight: 700; cursor: pointer; }
.csv-guide { padding: 13px; border: 1px solid var(--line); border-radius: 11px; background: rgba(197, 242, 107, .05); }
.csv-guide strong { display: block; color: var(--text); font-size: 11px; }
.csv-guide p { margin: 6px 0 9px; color: var(--muted); font-size: 11px; line-height: 1.5; }
.text-button { padding: 0; border: 0; background: transparent; color: var(--accent); font-size: 11px; font-weight: 800; }
.text-button:hover { text-decoration: underline; }
.file-status { margin: 0; color: var(--quiet); font-size: 11px; line-height: 1.45; }
.toggle-row { display: flex; align-items: center; gap: 9px; padding: 3px 0; cursor: pointer; }
.toggle-row > span:last-child { margin: 0 !important; color: var(--text) !important; }
.toggle-row input { position: absolute; opacity: 0; pointer-events: none; }
.toggle-control { position: relative; width: 34px; height: 20px; flex: 0 0 auto; margin: 0 !important; border-radius: 99px; background: var(--surface-soft); transition: background .2s ease; }
.toggle-control::after { content: ""; position: absolute; top: 3px; left: 3px; width: 14px; height: 14px; border-radius: 50%; background: var(--muted); transition: transform .2s ease, background .2s ease; }
.toggle-row input:checked + .toggle-control { background: var(--accent); }
.toggle-row input:checked + .toggle-control::after { transform: translateX(14px); background: #182011; }
.form-error { margin: 0; color: var(--danger); font-size: 11px; }
.submit-button { width: 100%; margin-top: 3px; padding: 13px; }
.toast { position: fixed; z-index: 20; right: 20px; bottom: 88px; max-width: min(360px, calc(100% - 40px)); transform: translateY(20px); opacity: 0; padding: 12px 15px; border: 1px solid var(--line-strong); border-radius: 11px; background: var(--surface-raised); color: var(--text); font-size: 12px; pointer-events: none; transition: opacity .25s ease, transform .25s ease; }
.toast.visible { transform: translateY(0); opacity: 1; }
.account-actions { display: flex; align-items: center; gap: 12px; margin-left: auto; }
.sign-out-button { display: inline-flex; align-items: center; gap: 6px; padding: 6px 0; border: 0; background: transparent; color: var(--muted); font: inherit; font-size: 11px; cursor: pointer; transition: color .2s ease; }
.sign-out-button:hover { color: var(--text); }
.sign-out-button:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; border-radius: 5px; }
.sign-out-button svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.account-email { max-width: 210px; overflow: hidden; color: var(--muted); font-size: 10px; text-overflow: ellipsis; white-space: nowrap; }
.auth-screen { position: fixed; inset: 0; z-index: 50; display: grid; place-items: center; overflow: auto; padding: 24px; background: rgba(12, 15, 12, .96); }
.auth-screen[hidden] { display: none; }
.auth-card { width: min(100%, 430px); padding: 32px; border: 1px solid var(--line-strong); border-radius: 20px; background: var(--surface); box-shadow: 0 26px 90px rgba(0, 0, 0, .42); }
.auth-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 58px; }
.auth-brand > span:last-child { display: grid; gap: 2px; }
.auth-brand strong { font-size: 14px; }
.auth-brand small { color: var(--quiet); font-size: 9px; letter-spacing: .12em; text-transform: uppercase; }
.auth-card h1 { margin: 0; font-size: clamp(27px, 6vw, 40px); letter-spacing: -.06em; }
.auth-copy { max-width: 36em; margin: 12px 0 26px; color: var(--muted); font-size: 12px; line-height: 1.6; }
.auth-form { display: grid; gap: 15px; }
.auth-form label > span { display: block; margin-bottom: 7px; color: var(--muted); font-size: 11px; }
.auth-form input { width: 100%; border: 1px solid var(--line-strong); border-radius: 10px; padding: 13px; background: var(--surface-raised); color: var(--text); font: inherit; font-size: 13px; }
.auth-form input:focus { outline: 2px solid rgba(197, 242, 107, .32); outline-offset: 1px; border-color: var(--accent); }
.auth-links { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; margin-top: 18px; }
.auth-status { margin: 16px 0 0; padding: 11px 12px; border: 1px solid rgba(197, 242, 107, .25); border-radius: 10px; color: var(--accent); font-size: 11px; line-height: 1.45; }
.auth-security-note { margin: 28px 0 0; color: var(--quiet); font-size: 10px; line-height: 1.55; }
.empty-state { padding: 28px 10px 12px; text-align: center; }
.empty-icon { display: grid; place-items: center; width: 32px; height: 32px; margin: 0 auto 10px; border: 1px solid var(--accent); border-radius: 50%; color: var(--accent); font-size: 20px; }
.empty-state strong { display: block; font-size: 13px; }
.empty-state p { max-width: 240px; margin: 7px auto 0; color: var(--muted); font-size: 11px; line-height: 1.5; }

@media (max-width: 820px) {
  .app-shell { padding-left: 0; }
  .sidebar { transform: translateX(-105%); transition: transform .25s cubic-bezier(.16, 1, .3, 1); box-shadow: 18px 0 45px rgba(0,0,0,.28); }
  .sidebar.open { transform: translateX(0); }
  .sidebar-backdrop { position: fixed; z-index: 6; inset: 0; border: 0; background: rgba(7, 9, 7, .64); }
  .sidebar-backdrop.visible { display: block; }
  .menu-toggle { width: 34px; height: 34px; display: grid; place-content: center; gap: 5px; margin-right: 8px; border: 1px solid var(--line); border-radius: 10px; background: transparent; }
  .menu-toggle span { display: block; width: 14px; height: 1px; background: var(--muted); }
  .topbar { justify-content: flex-start; }
  .topbar .month-button { margin-left: auto; }
  .topbar, main { width: min(100% - 28px, 620px); }
  .hero-grid { grid-template-columns: 1fr; gap: 30px; padding-top: 38px; }
  .content-grid { grid-template-columns: 1fr; gap: 52px; }
  .account-email { display: none; }
  .account-actions { gap: 7px; }
}

@media (max-width: 560px) {
  .app-shell { padding-bottom: 88px; }
  .topbar { height: 70px; }
  .hero-grid { padding: 31px 0 30px; }
  h1 { max-width: 370px; font-size: 44px; }
  .intro { font-size: 14px; }
  .budget-card { padding: 20px; }
  .metric-grid { grid-template-columns: 1fr 1fr; gap: 9px; padding: 18px 0 50px; }
  .metric-card { min-height: 126px; padding: 16px; }
  .metric-card:last-child { grid-column: span 2; min-height: 104px; }
  .metric-card strong { margin-top: 17px; font-size: 26px; }
  .section-heading { align-items: start; flex-direction: column; gap: 14px; }
  .heading-actions { width: 100%; display: grid; grid-template-columns: 1fr 1fr; }
  .primary-button, .secondary-button { width: 100%; }
  .page-heading { align-items: start; flex-direction: column; padding-top: 31px; }
  .page-heading h1 { font-size: 39px; }
  .page-heading .primary-button { width: 100%; }
  .sign-out-button { width: 30px; height: 30px; justify-content: center; padding: 0; }
  .sign-out-button span { display: none; }
  .filter-card-heading { align-items: start; flex-direction: column; }
  .filter-grid { grid-template-columns: 1fr; }
  .list-summary { align-items: start; flex-direction: column; gap: 7px; }
  .all-expenses-head { display: none; }
  .all-expense-row { grid-template-columns: 1fr auto; gap: 7px 14px; padding: 15px; }
  .all-expense-row > :nth-child(2), .all-expense-row > :nth-child(3) { grid-row: 2; }
  .all-expense-row > :nth-child(3) { text-align: right; }
  .all-expense-row > :nth-child(4) { grid-column: 2; grid-row: 1 / span 2; align-self: center; }
  .cards-expanded { grid-template-columns: 1fr; }
  .card-page-actions { justify-content: stretch; }
  .card-page-actions .primary-button { width: 100%; }
  .msi-overview { grid-template-columns: 1fr 1fr; }
  .msi-row { grid-template-columns: 1fr auto; gap: 12px; }
  .msi-row small { max-width: 170px; }
  .msi-row-value { grid-column: 2; grid-row: 1 / span 2; }
  .settings-card { grid-template-columns: 1fr; align-items: stretch; }
  .settings-card .submit-button { width: 100%; }
  .auth-card { padding: 25px; }
  .auth-brand { margin-bottom: 42px; }
  .category-row { grid-template-columns: 94px 1fr 52px; gap: 8px; }
  .nav-item { flex: 1; justify-content: center; padding-inline: 9px; }
  .nav-item span:last-child { font-size: 10px; }
  .modal { padding: 24px 18px; }
}

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