/* ═══════════════════════════════════════════════════════════════════════════
   MIANET Accounting — style.css
   Plain CSS, no preprocessors, no frameworks.
   ═══════════════════════════════════════════════════════════════════════════ */

/* ─── Reset & base ───────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --color-bg:          #f4f6f8;
    --color-surface:     #ffffff;
    --color-border:      #dde2e8;
    --color-text:        #1a2332;
    --color-text-muted:  #6b7a8d;
    --color-primary:     #2563eb;
    --color-primary-dk:  #1d4ed8;
    --color-danger:      #dc2626;
    --color-danger-dk:   #b91c1c;
    --color-success:     #16a34a;
    --color-warning:     #d97706;
    --color-info:        #0891b2;
    --color-nav-bg:      #1e293b;
    --color-nav-text:    #cbd5e1;
    --color-nav-active:  #ffffff;
    --color-nav-hover:   #334155;
    --radius:            6px;
    --shadow:            0 1px 3px rgba(0,0,0,.10), 0 1px 2px rgba(0,0,0,.06);
    --shadow-md:         0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.06);
    --font:              system-ui, -apple-system, 'Segoe UI', sans-serif;
    --transition:        0.15s ease;
}

html { font-size: 15px; }

body {
    font-family: var(--font);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ─── Layout ─────────────────────────────────────────────────────────────── */
.site-main {
    flex: 1;
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

/* ─── Header / Nav ───────────────────────────────────────────────────────── */
.site-header {
    background: var(--color-nav-bg);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-md);
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    gap: 2rem;
    height: 56px;
}

.logo {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--color-nav-active);
    white-space: nowrap;
    text-decoration: none;
    letter-spacing: -.3px;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    flex: 1;
}

.main-nav a {
    color: var(--color-nav-text);
    padding: 0.35rem 0.85rem;
    border-radius: var(--radius);
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    transition: background var(--transition), color var(--transition);
}

.main-nav a:hover,
.main-nav a.active {
    background: var(--color-nav-hover);
    color: var(--color-nav-active);
}

.nav-logout { margin-left: auto !important; }

/* ─── Footer ─────────────────────────────────────────────────────────────── */
.site-footer {
    text-align: center;
    padding: 1rem;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    border-top: 1px solid var(--color-border);
    background: var(--color-surface);
}

/* ─── Flash messages ─────────────────────────────────────────────────────── */
.flash {
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    margin-bottom: 1.25rem;
    font-size: 0.9rem;
    border-left: 4px solid transparent;
}

.flash--success  { background: #f0fdf4; border-color: var(--color-success); color: #14532d; }
.flash--error    { background: #fef2f2; border-color: var(--color-danger);  color: #7f1d1d; }
.flash--warning  { background: #fffbeb; border-color: var(--color-warning); color: #78350f; }
.flash--info     { background: #f0f9ff; border-color: var(--color-info);    color: #0c4a6e; }

.flash a { color: inherit; font-weight: 600; text-decoration: underline; }

.error-list { margin: 0; padding-left: 1.2rem; }
.error-list li + li { margin-top: 0.25rem; }

/* ─── Page header ────────────────────────────────────────────────────────── */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    gap: 1rem;
}

.page-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
}

/* ─── Buttons ────────────────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    border: 1px solid transparent;
    text-decoration: none;
    line-height: 1.4;
    transition: background var(--transition), box-shadow var(--transition), color var(--transition);
    white-space: nowrap;
}

.btn--primary {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}
.btn--primary:hover { background: var(--color-primary-dk); border-color: var(--color-primary-dk); text-decoration: none; color: #fff; }

.btn--danger {
    background: var(--color-danger);
    color: #fff;
    border-color: var(--color-danger);
}
.btn--danger:hover { background: var(--color-danger-dk); border-color: var(--color-danger-dk); text-decoration: none; color: #fff; }

.btn--success {
    background: var(--color-success);
    color: #fff;
    border-color: var(--color-success);
}
.btn--success:hover { background: #15803d; border-color: #15803d; text-decoration: none; color: #fff; }

.btn--ghost {
    background: transparent;
    color: var(--color-text);
    border-color: var(--color-border);
}
.btn--ghost:hover { background: var(--color-bg); text-decoration: none; }

.btn--secondary {
    background: var(--color-nav-bg);
    color: #fff;
    border-color: var(--color-nav-bg);
}
.btn--secondary:hover { background: #0f172a; text-decoration: none; color: #fff; }

.btn--sm { padding: 0.3rem 0.65rem; font-size: 0.8rem; }
.btn--full { width: 100%; justify-content: center; }

/* ─── Filter bar ─────────────────────────────────────────────────────────── */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: flex-end;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow);
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    flex: 1;
    min-width: 140px;
}

.filter-group label {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: .05em;
}

.filter-actions {
    display: flex;
    gap: 0.5rem;
    align-items: flex-end;
}

/* ─── Tables ─────────────────────────────────────────────────────────────── */
.table-wrap {
    overflow-x: auto;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--color-border);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-surface);
    font-size: 0.9rem;
}

.data-table thead {
    background: #f8fafc;
    border-bottom: 2px solid var(--color-border);
}

.data-table th {
    padding: 0.7rem 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: .05em;
    color: var(--color-text-muted);
    white-space: nowrap;
}

.data-table td {
    padding: 0.7rem 1rem;
    border-bottom: 1px solid var(--color-border);
    vertical-align: middle;
}

.data-table tbody tr:last-child td { border-bottom: none; }

.data-table tbody tr:hover { background: #f8fafc; }

.data-table tfoot { background: #f8fafc; border-top: 2px solid var(--color-border); }
.data-table tfoot td { padding: 0.7rem 1rem; font-weight: 600; }

.amount-col { text-align: right; font-variant-numeric: tabular-nums; }
.actions-col { white-space: nowrap; text-align: right; }

.tfoot-label { color: var(--color-text-muted); }
.tfoot-total { font-size: 1rem; }

.row--inactive td { color: var(--color-text-muted); }

/* ─── Badges ─────────────────────────────────────────────────────────────── */
.badge {
    display: inline-block;
    padding: 0.15rem 0.55rem;
    border-radius: 99px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: capitalize;
}

.badge--expense  { background: #fef2f2; color: #991b1b; }
.badge--income   { background: #f0fdf4; color: #166534; }
.badge--project  { background: #eff6ff; color: #1d4ed8; }
.badge--active   { background: #f0fdf4; color: #166534; }
.badge--inactive { background: #f1f5f9; color: #64748b; }

/* ─── Forms ──────────────────────────────────────────────────────────────── */
.form-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.75rem;
    box-shadow: var(--shadow);
    max-width: 760px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    margin-bottom: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    margin-bottom: 1rem;
}

.form-row .form-group { margin-bottom: 0; }

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 0.9rem;
    font-family: inherit;
    color: var(--color-text);
    background: #fff;
    transition: border-color var(--transition), box-shadow var(--transition);
    width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, .12);
}

.form-group textarea { resize: vertical; }

.form-group--checkbox {
    justify-content: flex-end;
    padding-bottom: 0.2rem;
}

.form-group--checkbox label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-weight: 400;
}

.form-group--checkbox input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.required { color: var(--color-danger); }

.form-actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 0.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--color-border);
}

/* ─── Dashboard ──────────────────────────────────────────────────────────── */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.25rem 1.5rem;
    box-shadow: var(--shadow);
}

.stat-card__label {
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--color-text-muted);
    margin-bottom: 0.35rem;
}

.stat-card__value {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--color-text);
    font-variant-numeric: tabular-nums;
}

.stat-card__sub {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-top: 0.2rem;
}

.stat-card--danger  .stat-card__value { color: var(--color-danger); }
.stat-card--success .stat-card__value { color: var(--color-success); }

.section-title {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--color-text);
}

/* ─── Login ──────────────────────────────────────────────────────────────── */
body.login-body {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg);
    min-height: 100vh;
}

.login-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 2.5rem 2rem;
    width: 100%;
    max-width: 380px;
    box-shadow: var(--shadow-md);
}

.login-title {
    font-size: 1.4rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1.75rem;
    color: var(--color-text);
}

/* ─── Empty state ────────────────────────────────────────────────────────── */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--color-text-muted);
    font-size: 0.95rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
}

/* ─── Misc ───────────────────────────────────────────────────────────────── */
.muted { color: var(--color-text-muted); }

/* ─── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
    .site-main { padding: 1rem; }

    .header-inner { gap: 1rem; }

    .main-nav { gap: 0; }
    .main-nav a { padding: 0.3rem 0.55rem; font-size: 0.82rem; }
    .logo { font-size: 0.95rem; }

    .page-header { flex-wrap: wrap; }

    .filter-bar { flex-direction: column; }
    .filter-group { min-width: 100%; }

    .form-card { padding: 1.25rem; }

    .stat-grid { grid-template-columns: 1fr 1fr; }

    .actions-col .btn + .btn { margin-top: 0.25rem; }
}

/* ── Projects ───────────────────────────────── */

/* Status badges for projects */
.badge--draft      { background:#f1f5f9; color:#475569; }
.badge--active     { background:#f0fdf4; color:#166534; }
.badge--completed  { background:#eff6ff; color:#1d4ed8; }
.badge--cancelled  { background:#fef2f2; color:#991b1b; }

/* Progress bar */
.progress-wrap     { background:#e5e7eb; border-radius:99px; height:8px; overflow:hidden; margin-top:4px; }
.progress-fill     { height:100%; background:var(--color-success); border-radius:99px; transition:width .4s ease; }

/* Inline mini progress (inside table cells) */
.mini-progress     { display:inline-block; vertical-align:middle; width:56px; height:5px;
                     background:#e5e7eb; border-radius:99px; margin-left:6px; }
.mini-progress-bar { height:100%; background:var(--color-success); border-radius:99px; }

/* Stat cards row (project view) */
.project-stats     { display:grid; grid-template-columns:repeat(auto-fit,minmax(150px,1fr));
                     gap:1rem; margin-bottom:1.5rem; }
.project-stat      { background:var(--color-surface); border:1px solid var(--color-border);
                     border-radius:var(--radius); padding:1rem 1.25rem; box-shadow:var(--shadow); }
.project-stat__label { font-size:.75rem; font-weight:600; text-transform:uppercase;
                       letter-spacing:.06em; color:var(--color-text-muted); margin-bottom:.25rem; }
.project-stat__value { font-size:1.4rem; font-weight:700; font-variant-numeric:tabular-nums; }
.project-stat__value--warning { color:var(--color-warning); }

/* Project detail two-col layout */
.project-detail-grid { display:grid; grid-template-columns:1fr 1fr; gap:1rem; margin-bottom:1.5rem; }
@media(max-width:700px) { .project-detail-grid { grid-template-columns:1fr; } }
.detail-card       { background:var(--color-surface); border:1px solid var(--color-border);
                     border-radius:var(--radius); padding:1.25rem; box-shadow:var(--shadow); }
.detail-card h3    { margin:0 0 .75rem; font-size:.95rem; font-weight:700;
                     padding-bottom:.5rem; border-bottom:1px solid var(--color-border); }

/* Info rows (used in project view, client view, etc.) */
.info-rows         { display:flex; flex-direction:column; gap:0; font-size:.875rem; }
.info-row          { display:flex; justify-content:space-between; align-items:center;
                     padding:.55rem 0; border-bottom:1px solid #f1f5f9; }
.info-row:last-child { border-bottom:none; }
.info-row__label   { color:var(--color-text-muted); font-weight:500; }
.info-row__value   { font-weight:600; text-align:right; }

/* Notes box */
.notes-box         { background:#fffbeb; border:1px solid #fde68a; border-radius:var(--radius);
                     padding:.75rem; margin-top:.75rem; font-size:.875rem; }
.notes-box strong  { display:block; margin-bottom:.2rem; }

/* Cycle history list */
.cycles-list       { list-style:none; padding:0; margin:0; font-size:.875rem; }
.cycles-list li    { display:flex; align-items:center; gap:.5rem; padding:.35rem 0;
                     border-bottom:1px solid #f5f5f5; flex-wrap:wrap; }
.cycles-list li.cycle--current { font-weight:700; }
.cycle-value       { margin-left:auto; font-weight:600; }
.cycle-dates       { color:var(--color-text-muted); font-size:.8rem; }

/* Project cards on client view */
.project-cards     { display:flex; flex-direction:column; gap:.75rem; }
.project-card      { background:var(--color-surface); border:1px solid var(--color-border);
                     border-radius:var(--radius); padding:1rem 1.25rem; box-shadow:var(--shadow); }
.project-card--active    { border-left:4px solid var(--color-success); }
.project-card--completed { border-left:4px solid var(--color-primary); }
.project-card--cancelled { border-left:4px solid var(--color-danger); opacity:.8; }
.project-card--draft     { border-left:4px solid var(--color-border); }
.project-card__header    { display:flex; justify-content:space-between; align-items:flex-start;
                           margin-bottom:.4rem; gap:.5rem; }
.project-card__name      { font-weight:700; font-size:.95rem; }
.project-card__badges    { display:flex; gap:.3rem; flex-shrink:0; }
.project-card__meta      { display:flex; gap:1rem; font-size:.8rem; color:var(--color-text-muted);
                           flex-wrap:wrap; margin:.3rem 0; }
.project-card__progress  { display:flex; align-items:center; gap:.5rem; margin:.4rem 0; }
.progress-label          { font-size:.78rem; color:var(--color-text-muted); white-space:nowrap; }
.project-card__footer    { display:flex; gap:1rem; font-size:.83rem; margin-top:.5rem;
                           padding-top:.5rem; border-top:1px solid var(--color-border); }
.project-card__footer a  { color:var(--color-primary); font-weight:500; }

/* Client projects summary bar */
.client-projects-summary { display:grid; grid-template-columns:repeat(3,1fr); gap:1rem;
                            margin-bottom:1rem; }
@media(max-width:600px) { .client-projects-summary { grid-template-columns:1fr; } }

/* Section subheader */
.section-header    { display:flex; justify-content:space-between; align-items:center;
                     margin:1.5rem 0 .75rem; }
.section-header h2,
.section-header h3 { margin:0; font-size:1.05rem; }

/* Breadcrumb */
.breadcrumb        { font-size:.82rem; color:var(--color-text-muted); margin:.2rem 0 0; }
.breadcrumb a      { color:var(--color-primary); }

/* Context pill */
.context-pill      { background:#f8fafc; border:1px solid var(--color-border); border-radius:var(--radius);
                     padding:.4rem .85rem; font-size:.85rem; margin-bottom:1rem; display:inline-block; }

/* Dashboard project widgets */
.dash-widgets      { display:grid; grid-template-columns:1fr 1fr; gap:1.5rem; margin-top:1.5rem; }
@media(max-width:800px) { .dash-widgets { grid-template-columns:1fr; } }
.dash-widget       { background:var(--color-surface); border:1px solid var(--color-border);
                     border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow); }
.dash-widget__head { display:flex; justify-content:space-between; align-items:center;
                     padding:.65rem 1rem; border-bottom:1px solid var(--color-border); }
.dash-widget__head h3 { margin:0; font-size:.9rem; font-weight:700; }
.dash-widget__row  { display:flex; justify-content:space-between; align-items:center;
                     padding:.5rem 1rem; border-bottom:1px solid #f8f8f8; font-size:.875rem; }
.dash-widget__row:last-child { border-bottom:none; }
.dash-widget__foot { padding:.65rem 1rem; border-top:1px solid var(--color-border); }
.widget-muted      { font-size:.78rem; color:var(--color-text-muted); }