/* China Controlling — single hand-written stylesheet, mobile-first. No build step.
   Palette adopted from the HKM admin theme (values copied, no code dependency). */
:root {
    --ink: #2C1A0E;            /* espresso */
    --muted: #7E7060;
    --line: #E7DFD2;
    --line-soft: #EFE9DD;
    --bg: #F2EDE4;             /* warm paper */
    --card: #FFFFFF;
    --accent: #9E0B0F;         /* HKM brand red */
    --accent-dark: #7D090C;
    --accent-soft: #F8E7E5;
    --topbar: #241812;         /* espresso bar */
    --topbar-text: #C9B8A4;
    --error-bg: #F9E7E3;
    --error-ink: #B54233;
    --ok-bg: #E5F2E9;
    --ok-ink: #3E8E5A;
    --warn-bg: #FBF1DC;
    --warn-ink: #8a5b0a;
    --info-bg: #E7EFF6;
    --info-ink: #4F7FA8;
    --radius: 12px;
    --shadow: 0 1px 3px rgba(76, 51, 25, .07), 0 8px 24px -18px rgba(76, 51, 25, .25);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
    color: var(--ink);
    background: var(--bg);
    font-size: 16px;
    line-height: 1.5;
}

/* ---- app frame: espresso sidebar + full-width content (HKM admin pattern) ---- */
.app { display: flex; min-height: 100vh; }

.sidebar {
    width: 230px;
    flex-shrink: 0;
    background: var(--topbar);
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}
.brand {
    font-weight: 700;
    color: #fff;
    text-decoration: none;
    font-size: 1.05rem;
    display: block;
    padding: 1.1rem 1.2rem 1rem;
}
.brand small { display: block; font-weight: 400; font-size: 0.72rem; color: var(--topbar-text); letter-spacing: 0.06em; text-transform: uppercase; }

.side-nav { display: flex; flex-direction: column; padding: 0.4rem 0; }
.nav-link {
    color: var(--topbar-text);
    text-decoration: none;
    font-size: 0.95rem;
    padding: 0.6rem 1.2rem;
    border-left: 3px solid transparent;
}
.nav-link:hover { color: #F5EFE0; background: #2E2017; }
.nav-link.active {
    color: #fff;
    background: #2E2017;
    border-left-color: var(--accent);
}

.sidebar-foot {
    margin-top: auto;
    padding: 0.9rem 1.2rem 1.1rem;
    border-top: 1px solid #3a2a1e;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}
.user-name { color: var(--topbar-text); font-size: 0.9rem; }

.lang-switch a {
    color: var(--topbar-text);
    text-decoration: none;
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    font-size: 0.9rem;
}
.lang-switch a.active {
    color: #fff;
    background: var(--accent);
}

.content {
    flex: 1;
    min-width: 0;
    padding: 1.4rem 2rem 3rem;
}

@media (max-width: 840px) {
    .app { flex-direction: column; }
    .sidebar { width: 100%; height: auto; position: static; }
    .side-nav { flex-direction: row; flex-wrap: wrap; padding: 0 0.5rem 0.5rem; }
    .nav-link { padding: 0.45rem 0.7rem; border-left: 0; border-bottom: 3px solid transparent; }
    .nav-link.active { border-bottom-color: var(--accent); }
    .brand { padding: 0.8rem 1.2rem 0.5rem; }
    .brand small { display: inline; margin-left: 0.4rem; }
    .sidebar-foot { flex-direction: row; align-items: center; justify-content: space-between; margin-top: 0; padding: 0.4rem 1.2rem 0.6rem; border-top: 0; }
    .content { padding: 1.2rem 1rem 3rem; }
}

h1 { font-size: 1.35rem; margin: 0.4rem 0 1rem; }
h2 { font-size: 1.05rem; margin: 0 0 0.6rem; }

.auth-card {
    max-width: 380px;
    margin: 8vh auto 0;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1.6rem;
}
.auth-card h1 { margin-top: 0; }

label { display: block; margin: 0.8rem 0 0.25rem; font-size: 0.9rem; color: var(--muted); }
input[type="text"], input[type="email"], input[type="password"], input[type="number"], input[type="date"], input[type="file"], select, textarea {
    width: 100%;
    padding: 0.55rem 0.7rem;
    border: 1px solid var(--line);
    border-radius: 6px;
    font-size: 1rem;
    background: var(--card);
    color: var(--ink);
}
input:focus, select:focus, textarea:focus {
    outline: 2px solid var(--accent);
    outline-offset: 0;
    border-color: var(--accent);
}

.btn {
    display: inline-block;
    border: 0;
    border-radius: 6px;
    padding: 0.55rem 1rem;
    font-size: 1rem;
    cursor: pointer;
    text-decoration: none;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); }
.btn-ghost { background: transparent; color: var(--muted); padding: 0.3rem 0.5rem; }
.btn-ghost:hover { color: var(--ink); }
.sidebar .btn-ghost { color: var(--topbar-text); padding: 0; }
.sidebar .btn-ghost:hover { color: #fff; }
.btn-block { width: 100%; margin-top: 1.1rem; }
.inline-form { display: inline; }

.flash { padding: 0.6rem 0.8rem; border-radius: 6px; margin: 0.8rem 0; font-size: 0.95rem; }
.flash-error { background: var(--error-bg); color: var(--error-ink); }
.flash-ok { background: var(--ok-bg); color: var(--ok-ink); }

.card-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}
@media (min-width: 640px) {
    .card-grid { grid-template-columns: 1fr 1fr; }
}
.card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1.1rem 1.2rem;
}
.card h2 { color: var(--accent); }
.card-links { list-style: none; margin: 0; padding: 0; }
.card-links li { padding: 0.3rem 0; }
.card-links a { color: var(--ink); text-decoration: none; }
.card-links a:hover { color: var(--accent); text-decoration: underline; }

.muted { color: var(--muted); }
.small { font-size: 0.85rem; }
.hint { color: var(--muted); font-size: 0.85rem; margin: 0.25rem 0 0; }
hr.soft { border: 0; border-top: 1px solid var(--line); margin: 1rem 0; }

.page-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-bottom: 0.8rem;
}
.page-head h1 { margin: 0; }

.filter-bar { display: flex; gap: 0.6rem; margin-bottom: 1rem; }
.filter-bar select { width: auto; }

.table-wrap {
    overflow-x: auto;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
table { border-collapse: collapse; width: 100%; font-size: 0.95rem; }
th, td { text-align: left; padding: 0.55rem 0.8rem; border-bottom: 1px solid var(--line-soft); white-space: nowrap; }
th { color: var(--muted); font-weight: 600; font-size: 0.85rem; }
tbody tr:last-child td { border-bottom: 0; }
td.num, th.num { text-align: right; }
.row-link { cursor: pointer; }
.row-link:hover { background: var(--bg); }

.badge {
    display: inline-block;
    padding: 0.1rem 0.5rem;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 600;
    vertical-align: middle;
}
.badge-uploaded { background: var(--warn-bg); color: var(--warn-ink); }
.badge-checked { background: var(--info-bg); color: var(--info-ink); }
.badge-paid { background: var(--ok-bg); color: var(--ok-ink); }
.badge-draft { background: var(--line-soft); color: var(--muted); }
.badge-sent { background: var(--info-bg); color: var(--info-ink); }
.badge-unmatched { background: var(--error-bg); color: var(--error-ink); }

.form-card {
    max-width: 480px;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1.2rem 1.4rem 1.4rem;
}
.field-row { display: grid; grid-template-columns: 2fr 1fr; gap: 0.8rem; }
.check-label, .checkbox-label { display: flex; align-items: center; gap: 0.5rem; margin-top: 0.9rem; color: var(--ink); font-size: 1rem; }

.detail-grid { display: grid; grid-template-columns: 1fr; gap: 1rem; }
@media (min-width: 800px) {
    .detail-grid { grid-template-columns: 1fr 1fr; align-items: start; }
}
.fact-list { margin: 0; }
.fact-list dt { color: var(--muted); font-size: 0.85rem; margin-top: 0.6rem; }
.fact-list dd { margin: 0; }
.file-item { margin-bottom: 0.8rem; }
.file-thumb { max-width: 100%; border: 1px solid var(--line); border-radius: 8px; }

/* pagination (Laravel's default Tailwind markup, restyled without Tailwind) */
nav[role="navigation"] { margin-top: 1rem; font-size: 0.9rem; color: var(--muted); }
nav[role="navigation"] svg { width: 1.1rem; height: 1.1rem; vertical-align: middle; }
nav[role="navigation"] > div:first-child { display: none; }   /* Tailwind's mobile-only prev/next block */
nav[role="navigation"] > div { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 0.8rem; }
nav[role="navigation"] p { margin: 0; }
nav[role="navigation"] span[aria-disabled], nav[role="navigation"] span[aria-current], nav[role="navigation"] a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2rem;
    padding: 0.25rem 0.45rem;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: var(--card);
    color: var(--ink);
    text-decoration: none;
    margin-left: -1px;
}
nav[role="navigation"] span[aria-disabled] { color: var(--line); }
nav[role="navigation"] span[aria-current] > span { border: 0; padding: 0; margin: 0; background: transparent; color: #fff; min-width: 0; }
nav[role="navigation"] span[aria-current] { background: var(--accent); border-color: var(--accent); color: #fff; }
nav[role="navigation"] a:hover { border-color: var(--accent); color: var(--accent); }

/* ---- dashboard: stat tiles + monthly bars ---- */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.stat {
    display: block;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 0.9rem 1.1rem 1rem;
    text-decoration: none;
    color: var(--ink);
}
a.stat:hover { border-color: var(--accent); }
.stat-alert { border-left: 4px solid var(--accent); }
.stat-label { color: var(--muted); font-size: 0.85rem; }
.stat-value { font-size: 1.7rem; font-weight: 700; line-height: 1.2; margin: 0.15rem 0; }
.stat-unit { font-size: 0.9rem; font-weight: 400; color: var(--muted); }
.stat-sub { color: var(--muted); font-size: 0.85rem; }

.chart {
    display: flex;
    align-items: flex-end;
    gap: 10px;
    padding-top: 0.5rem;
    border-bottom: 1px solid var(--line);
}
.chart-col { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 4px; min-width: 0; }
.chart-bar {
    width: 100%;
    max-width: 64px;
    background: var(--accent);
    border-radius: 4px 4px 0 0;
    opacity: 0.9;
}
.chart-col:hover .chart-bar { opacity: 1; }
.chart-value { font-size: 0.75rem; color: var(--muted); white-space: nowrap; }
.chart-month { font-size: 0.78rem; color: var(--muted); padding: 0.3rem 0 0.1rem; }

/* receipt upload: who-paid radios + button rows */
.radio-row { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-bottom: 0.75rem; }
.radio-option {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.55rem 0.9rem;
    border: 1px solid var(--line);
    border-radius: 8px;
    cursor: pointer;
    font-weight: 400;
    margin: 0;
}
.radio-option:has(input:checked) { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 8%, transparent); }
.btn-row { display: flex; gap: 0.75rem; flex-wrap: wrap; }