:root {
    --paper: #f3eee4;
    --ink: #241c14;
    --muted: #7a6e62;
    --line: #e2d6c4;
    --card: #fffdf8;
    --pine: #1f4d40;
    --pine-2: #2d6a54;
    --gold: #c6a15b;
    --in: #2a7a55;
    --out: #c04538;
    --shadow: 0 12px 32px rgba(36, 28, 20, 0.08);
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
    font-family: "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    color: var(--ink);
    background: var(--paper);
}

a { color: var(--pine-2); text-decoration: none; }
button, input, select { font: inherit; }
input, select {
    width: 100%;
    border: 1px solid var(--line);
    background: #fff;
    border-radius: 10px;
    padding: 10px 12px;
    color: var(--ink);
}
input:focus, select:focus { outline: 2px solid rgba(45, 106, 84, 0.25); border-color: var(--pine-2); }

.shell { display: flex; min-height: 100vh; }
.side {
    width: 240px;
    background: linear-gradient(180deg, #16352d 0%, #1f4d40 100%);
    color: #f4efe6;
    padding: 24px 18px;
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
}
.brand { display: flex; gap: 12px; align-items: center; color: inherit; margin-bottom: 28px; }
.brand-text { display: flex; flex-direction: column; }
.brand-text strong { font-size: 18px; letter-spacing: 1px; }
.brand-text em { font-style: normal; font-size: 12px; color: #d7c7a8; }
.seal {
    width: 38px; height: 38px;
    border: 2px solid var(--gold);
    color: var(--gold);
    display: grid; place-items: center;
    font-family: "KaiTi", "STKaiti", serif;
    font-weight: 700;
    border-radius: 4px;
}
.seal.lg { width: 56px; height: 56px; font-size: 28px; }
.menu { display: flex; flex-direction: column; gap: 6px; }
.menu-item {
    display: flex; align-items: center; gap: 10px;
    color: #e8dcc7; padding: 10px 12px; border-radius: 10px;
}
.menu-item svg { width: 18px; height: 18px; }
.menu-item.on, .menu-item:hover { background: rgba(255,255,255,0.1); color: #fff; }
.side-foot { margin-top: auto; font-size: 12px; color: #cbbca3; }

.workspace { flex: 1; min-width: 0; }
.topbar {
    display: flex; align-items: center; gap: 12px;
    padding: 12px 28px;
    border-bottom: 1px solid var(--line);
    background: rgba(255,253,248,0.9);
    position: sticky; top: 0; z-index: 10;
}
.top-tabs {
    display: flex;
    flex: 1;
    justify-content: center;
    gap: 12px;
    min-width: 0;
    margin-right: 8px;
}
.top-tabs a {
    padding: 10px 20px;
    border-radius: 999px;
    color: var(--muted);
    font-weight: 600;
    font-size: 16px;
    white-space: nowrap;
}
.top-tabs a.on {
    background: var(--pine-2);
    color: #fff;
}
.crumb { font-weight: 700; flex: 1; }
.userbox {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
    margin-left: 12px;
}
.avatar {
    width: 32px; height: 32px; border-radius: 50%;
    background: var(--pine); color: #fff;
    display: grid; place-items: center; font-size: 14px;
}
.uname { color: var(--muted); }
.logout { color: var(--muted); }
.nav-toggle { display: none; border: 0; background: none; font-size: 22px; cursor: pointer; }
.page { padding: 24px 28px 48px; }

.hero { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; margin-bottom: 20px; }
.hero h1 { margin: 0 0 6px; font-size: 28px; }
.hero p, .hero .sub { margin: 0; color: var(--muted); }
.hero.compact h1 { font-size: 24px; }

.btn {
    display: inline-flex; align-items: center; justify-content: center;
    border: 1px solid var(--line); background: #fff; color: var(--ink);
    border-radius: 999px; padding: 9px 16px; cursor: pointer;
}
.btn.primary { background: var(--pine-2); border-color: var(--pine-2); color: #fff; }
.btn.ghost { background: transparent; }
.btn.block { width: 100%; margin-top: 8px; }
.link { border: 0; background: none; cursor: pointer; color: var(--pine-2); padding: 0; }
.link.danger { color: var(--out); }

.card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 18px;
    box-shadow: var(--shadow);
}
.card + .card, .grid-3 + .split, .split + .card, .card + .grid-3 { margin-top: 18px; }
.card-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 12px; }
.card-head h3, .card h3 { margin: 0; font-size: 15px; color: var(--muted); font-weight: 600; }
.card footer { margin-top: 12px; color: var(--muted); font-size: 13px; }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.split { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 16px; }
.pair { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 12px; }
.pair span { display: block; color: var(--muted); font-size: 12px; }
.pair b, .big { font-size: 24px; }
.tone-day { background: linear-gradient(180deg, #fffdf8, #eef6f1); }
.tone-month { background: linear-gradient(180deg, #fffdf8, #f7f1e3); }
.tone-year { background: linear-gradient(180deg, #fffdf8, #f6ece8); }

.in { color: var(--in); }
.out { color: var(--out); }
.tag { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; }
.tag.in { background: #e7f5ee; }
.skip { color: #7a7a7a; }
.tag.skip { background: #eee; color: #666; }
.dot.skip { background: #bbb; }

.ledger, .cat-list { list-style: none; margin: 0; padding: 0; }
.ledger li, .cat-list li {
    display: flex; align-items: center; gap: 12px;
    padding: 12px 0;
    border-bottom: 1px dashed var(--line);
}
.ledger li:last-child, .cat-list li:last-child { border: 0; }
.meta { flex: 1; min-width: 0; }
.meta strong, .cat-list span { display: block; }
.meta span { color: var(--muted); font-size: 12px; }
.dot { width: 8px; height: 8px; border-radius: 50%; }
.dot.in { background: var(--in); }
.dot.out { background: var(--out); }
.cat-list .ops { margin-left: auto; display: flex; gap: 10px; }

.filters { display: flex; flex-wrap: wrap; gap: 10px; }
.filters input, .filters select, .filters .date-field { width: auto; min-width: 140px; }
.sum-bar { display: flex; gap: 24px; margin-top: 14px; color: var(--muted); }
.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { text-align: left; padding: 12px 8px; border-bottom: 1px solid var(--line); }
.table th { color: var(--muted); font-weight: 600; font-size: 13px; }
.remark { color: var(--muted); max-width: 280px; }
.ops { display: flex; gap: 10px; white-space: nowrap; }
.empty { padding: 28px 0; text-align: center; color: var(--muted); }
.pager { padding-top: 12px; }
.pagination { display: flex; gap: 6px; list-style: none; padding: 0; margin: 0; }
.pagination li a, .pagination li span {
    display: block; padding: 6px 10px; border-radius: 8px; border: 1px solid var(--line); color: var(--ink);
}
.pagination .active span { background: var(--pine-2); color: #fff; border-color: var(--pine-2); }

.mode-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.mode-tabs button {
    border: 1px solid var(--line); background: #fff; border-radius: 999px;
    padding: 8px 14px; cursor: pointer;
}
.mode-tabs button.on { background: var(--pine); color: #fff; border-color: var(--pine); }

.modal {
    display: none; position: fixed; z-index: 30;
    left: 50%; top: 50%; transform: translate(-50%, -50%);
    width: min(420px, calc(100% - 32px));
    background: var(--card); border-radius: 18px; padding: 22px;
    box-shadow: 0 24px 60px rgba(0,0,0,.18);
}
.modal.show { display: block; }
.modal h3 { margin: 0 0 16px; }
.modal label { display: block; margin: 12px 0 6px; color: var(--muted); font-size: 13px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 18px; }
.type-switch { display: flex; gap: 16px; }
.type-switch label { display: flex; align-items: center; gap: 6px; margin: 0; color: var(--ink); }
.type-switch input { width: auto; }
.mask { display: none; position: fixed; inset: 0; background: rgba(36,28,20,.35); z-index: 20; }
.mask.show { display: block; }
.toast {
    position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%) translateY(20px);
    background: var(--ink); color: #fff; padding: 10px 16px; border-radius: 999px;
    opacity: 0; pointer-events: none; transition: .2s; z-index: 40;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

.auth-body {
    min-height: 100vh;
    display: grid; place-items: center;
    background:
        radial-gradient(circle at 10% 20%, rgba(198,161,91,.2), transparent 40%),
        linear-gradient(135deg, #16352d, #2d6a54 45%, #f3eee4 45%);
    padding: 24px;
}
.auth-wrap {
    width: min(920px, 100%);
    display: grid; grid-template-columns: 1.1fr .9fr;
    background: var(--card); border-radius: 24px; overflow: hidden;
    box-shadow: var(--shadow);
}
.auth-panel { background: #1f4d40; color: #f6f0e6; padding: 32px 36px; }
.auth-panel h1 { margin: 12px 0 0; }
.auth-mark { display: flex; flex-direction: column; align-items: flex-start; }
.auth-form { padding: 48px 36px; }
.auth-form h2 { margin: 0 0 6px; }
.auth-form .sub { margin: 0 0 18px; color: var(--muted); }
.auth-form label { display: block; margin: 12px 0 6px; color: var(--muted); }
.auth-switch { margin-top: 18px; color: var(--muted); }
.alert { background: #fdecea; color: var(--out); padding: 10px 12px; border-radius: 10px; margin-bottom: 12px; }
.form-card label { display: block; margin: 12px 0 6px; color: var(--muted); font-size: 13px; }
.form-card .btn { margin-top: 16px; }
.form-card input:disabled { background: #f4efe6; color: var(--muted); }

@media (max-width: 960px) {
    .side { position: fixed; z-index: 25; transform: translateX(-110%); transition: .2s; }
    .side.open { transform: none; }
    .nav-toggle { display: inline-flex; }
    .grid-3, .split, .auth-wrap { grid-template-columns: 1fr; }
    .page, .topbar { padding-left: 12px; padding-right: 12px; }
    .topbar { gap: 14px; }
    .top-tabs { gap: 6px; justify-content: flex-start; margin-right: 0; }
    .top-tabs a { padding: 8px 11px; font-size: 14px; }
    .userbox { margin-left: 16px; gap: 8px; }
    .uname { display: none; }
    .auth-body { align-content: start; place-items: start center; padding: 56px 12px 24px; }
    .auth-panel { padding: 16px 20px; }
    .auth-mark { flex-direction: row; align-items: center; gap: 10px; }
    .auth-panel h1 { margin: 0; font-size: 20px; }
    .auth-form { padding: 20px; }
    .seal.lg { width: 40px; height: 40px; font-size: 20px; }
    .hero { align-items: stretch; flex-direction: column; }
    .filters input, .filters select, .filters .date-field { min-width: 0; flex: 1 1 140px; }
}