/* ExpressContabilidad — Retro Financial Theme */
:root {
    --bg-primary:    #0D1B2A;
    --bg-secondary:  #112236;
    --bg-surface:    #162E47;
    --bg-hover:      #1C3A57;
    --accent:        #C9A84C;
    --accent-hover:  #DFC06E;
    --accent-dim:    rgba(201,168,76,0.12);
    --text-primary:  #E8EDF2;
    --text-secondary:#7A9EBF;
    --text-muted:    #3D6080;
    --border:        #1C3550;
    --border-light:  #254160;
    --success:       #3A9E6E;
    --danger:        #C0392B;
    --warning:       #D4880A;
    --sidebar-w:     242px;
    --header-h:      46px;
    --font-ui:       'Segoe UI', system-ui, sans-serif;
    --font-mono:     'Consolas', 'Courier New', monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: var(--font-ui);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 13px;
    height: 100vh;
    overflow: hidden;
}

/* =================== HEADER =================== */
.app-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--header-h);
    background: var(--bg-secondary);
    border-bottom: 2px solid var(--accent);
    display: flex;
    align-items: center;
    padding: 0 16px;
    gap: 12px;
    z-index: 200;
}

.header-brand {
    font-size: 15px;
    font-weight: 800;
    color: var(--accent);
    letter-spacing: 0.3px;
    white-space: nowrap;
}

.header-brand span {
    color: var(--text-secondary);
    font-weight: 400;
    font-size: 11px;
    margin-left: 6px;
}

.header-sep {
    width: 1px;
    height: 20px;
    background: var(--border-light);
}

.header-empresa {
    font-size: 12px;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 220px;
}

.header-spacer { flex: 1; }

.header-right {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 12px;
}

.header-user {
    color: var(--accent);
    font-weight: 600;
}

.header-version {
    color: var(--text-muted);
    font-size: 10px;
    font-family: var(--font-mono);
}

.btn-icon {
    background: transparent;
    border: 1px solid var(--border-light);
    color: var(--text-secondary);
    padding: 4px 10px;
    border-radius: 2px;
    cursor: pointer;
    font-size: 11px;
    font-family: var(--font-ui);
    transition: all 0.15s;
    white-space: nowrap;
}
.btn-icon:hover { border-color: var(--accent); color: var(--accent); }

/* =================== SIDEBAR =================== */
.app-sidebar {
    position: fixed;
    top: var(--header-h);
    left: 0;
    width: var(--sidebar-w);
    bottom: 0;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    overflow-y: auto;
    overflow-x: hidden;
    z-index: 100;
}

.app-sidebar::-webkit-scrollbar { width: 4px; }
.app-sidebar::-webkit-scrollbar-track { background: transparent; }
.app-sidebar::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 2px; }

/* Dashboard top link */
.menu-top {
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 11px 14px;
    color: var(--text-secondary);
    font-size: 12px;
    cursor: pointer;
    border-bottom: 1px solid var(--border);
    border-left: 2px solid transparent;
    transition: all 0.12s;
    user-select: none;
}
.menu-top:hover { color: var(--text-primary); background: var(--bg-hover); }
.menu-top.active { color: var(--accent); border-left-color: var(--accent); background: var(--accent-dim); }
.menu-top .micon { font-size: 14px; }
.menu-top .mlabel { font-weight: 600; letter-spacing: 0.3px; }

/* Sections */
.menu-section { border-bottom: 1px solid var(--border); }

.menu-section-hdr {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 9px 14px;
    cursor: pointer;
    user-select: none;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--text-muted);
    transition: color 0.12s;
}
.menu-section-hdr:hover { color: var(--text-secondary); }
.menu-section-hdr .micon { font-size: 13px; }
.menu-section-hdr .chevron {
    margin-left: auto;
    font-size: 9px;
    transition: transform 0.18s;
    color: var(--text-muted);
}
.menu-section.open .menu-section-hdr { color: var(--text-secondary); }
.menu-section.open .chevron { transform: rotate(90deg); }

.menu-items { display: none; padding-bottom: 4px; }
.menu-section.open .menu-items { display: block; }

.menu-item {
    display: block;
    padding: 7px 14px 7px 36px;
    color: var(--text-secondary);
    font-size: 12px;
    cursor: pointer;
    border-left: 2px solid transparent;
    transition: all 0.1s;
    user-select: none;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.menu-item:hover { color: var(--text-primary); background: var(--bg-hover); }
.menu-item.active { color: var(--accent); border-left-color: var(--accent); background: var(--accent-dim); }

.menu-badge {
    float: right;
    font-size: 9px;
    padding: 1px 5px;
    background: var(--accent-dim);
    border: 1px solid rgba(201,168,76,0.3);
    color: var(--accent);
    border-radius: 2px;
    margin-top: 1px;
}

/* =================== MAIN =================== */
.app-main {
    position: fixed;
    top: var(--header-h);
    left: var(--sidebar-w);
    right: 0;
    bottom: 0;
    overflow-y: auto;
    background: var(--bg-primary);
}

.app-main::-webkit-scrollbar { width: 6px; }
.app-main::-webkit-scrollbar-track { background: transparent; }
.app-main::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 3px; }

/* =================== PAGES =================== */
.page { display: none; padding: 20px 24px; }
.page.active { display: block; }

.page-hdr {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-light);
    flex-wrap: wrap;
    gap: 10px;
}

.page-title {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.page-sub {
    font-size: 10px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.6px;
}

/* =================== DASHBOARD =================== */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
    gap: 12px;
    margin-bottom: 24px;
}

.kpi-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-light);
    border-top: 2px solid var(--accent);
    padding: 14px 16px;
}

.kpi-label {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.kpi-value {
    font-family: var(--font-mono);
    font-size: 19px;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: -0.5px;
}

.kpi-sub {
    font-size: 11px;
    color: var(--text-secondary);
    margin-top: 5px;
}

.quick-links {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 8px;
    margin-bottom: 24px;
}

.quick-link {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    padding: 12px 14px;
    cursor: pointer;
    transition: all 0.15s;
    font-size: 12px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}
.quick-link:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-dim);
}
.quick-link .ql-icon { font-size: 16px; }

/* =================== COMING SOON =================== */
.coming-soon {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 300px;
    color: var(--text-muted);
    text-align: center;
    gap: 8px;
}
.cs-icon { font-size: 38px; opacity: 0.3; margin-bottom: 8px; }
.cs-title { font-size: 15px; color: var(--text-secondary); font-weight: 600; }
.cs-desc { font-size: 12px; max-width: 320px; line-height: 1.5; }
.cs-badge {
    margin-top: 10px;
    padding: 4px 14px;
    background: var(--accent-dim);
    border: 1px solid rgba(201,168,76,0.35);
    color: var(--accent);
    font-size: 11px;
    letter-spacing: 0.5px;
}

/* =================== TABLES =================== */
.table-wrap {
    overflow-x: auto;
    border: 1px solid var(--border-light);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
}

.data-table th {
    background: var(--bg-surface);
    color: var(--text-muted);
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.7px;
    padding: 8px 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-light);
    white-space: nowrap;
}

.data-table th.num { text-align: right; }

.data-table td {
    padding: 7px 12px;
    border-bottom: 1px solid var(--border);
    color: var(--text-secondary);
    white-space: nowrap;
}

.data-table td.num {
    text-align: right;
    font-family: var(--font-mono);
    color: var(--text-primary);
}

.data-table tbody tr:hover td { background: var(--bg-hover); }

.data-table .row-group td {
    font-weight: 700;
    color: var(--text-primary);
    background: var(--bg-surface);
    font-size: 11px;
    letter-spacing: 0.3px;
}

.data-table .row-total td {
    font-weight: 700;
    color: var(--accent);
    border-top: 1px solid var(--border-light);
    font-family: var(--font-mono);
}

/* =================== FILTERS =================== */
.filter-bar {
    display: flex;
    align-items: flex-end;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 16px;
    padding: 14px 16px;
    background: var(--bg-surface);
    border: 1px solid var(--border-light);
}

.filter-group { display: flex; flex-direction: column; gap: 4px; }

.filter-label {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    color: var(--text-muted);
}

.filter-select, .filter-input {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    color: var(--text-primary);
    padding: 6px 10px;
    font-size: 12px;
    font-family: var(--font-ui);
    border-radius: 2px;
    outline: none;
    min-width: 120px;
}

.filter-select:focus, .filter-input:focus { border-color: var(--accent); }

.btn-primary {
    background: var(--accent);
    color: #0C1A29;
    border: none;
    padding: 7px 18px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.3px;
    cursor: pointer;
    border-radius: 2px;
    font-family: var(--font-ui);
    transition: background 0.15s;
    white-space: nowrap;
}
.btn-primary:hover { background: var(--accent-hover); }
.btn-primary:disabled { opacity: 0.45; cursor: not-allowed; }

.btn-secondary {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-light);
    padding: 7px 14px;
    font-size: 12px;
    cursor: pointer;
    border-radius: 2px;
    font-family: var(--font-ui);
    transition: all 0.15s;
    white-space: nowrap;
}
.btn-secondary:hover { border-color: var(--text-secondary); color: var(--text-primary); }

.btn-group { display: flex; gap: 6px; align-items: flex-end; }

/* =================== LOGIN =================== */
.login-page {
    min-height: 100vh;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: auto;
}

.login-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-top: 3px solid var(--accent);
    width: 340px;
    padding: 36px 32px 28px;
}

.login-logo {
    text-align: center;
    margin-bottom: 30px;
}

.login-logo .brand {
    font-size: 22px;
    font-weight: 800;
    color: var(--accent);
    letter-spacing: 0.3px;
    display: block;
}

.login-logo .brand-sub {
    font-size: 10px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-top: 5px;
    display: block;
}

.form-group { margin-bottom: 16px; }

.form-label {
    display: block;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-input {
    width: 100%;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    color: var(--text-primary);
    padding: 9px 12px;
    font-size: 13px;
    font-family: var(--font-ui);
    border-radius: 2px;
    outline: none;
    transition: border-color 0.15s;
}
.form-input:focus { border-color: var(--accent); }

.btn-login {
    width: 100%;
    background: var(--accent);
    color: #0C1A29;
    border: none;
    padding: 10px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.5px;
    cursor: pointer;
    border-radius: 2px;
    margin-top: 8px;
    font-family: var(--font-ui);
    transition: background 0.15s;
}
.btn-login:hover { background: var(--accent-hover); }
.btn-login:disabled { opacity: 0.5; cursor: not-allowed; }

.login-error {
    background: rgba(192,57,43,0.12);
    border: 1px solid var(--danger);
    color: var(--danger);
    padding: 8px 12px;
    font-size: 12px;
    border-radius: 2px;
    margin-top: 12px;
    display: none;
    text-align: center;
}

.login-footer {
    text-align: center;
    font-size: 10px;
    color: var(--text-muted);
    margin-top: 24px;
    border-top: 1px solid var(--border);
    padding-top: 14px;
    line-height: 1.6;
}

/* =================== UTILS =================== */
.text-success { color: var(--success); }
.text-danger  { color: var(--danger); }
.text-warning { color: var(--warning); }
.text-accent  { color: var(--accent); }
.text-muted   { color: var(--text-muted); }
.text-mono    { font-family: var(--font-mono); }

.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }

.section-title {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--text-muted);
    margin-bottom: 10px;
    padding-bottom: 6px;
    border-bottom: 1px solid var(--border);
}

/* =================== RESPONSIVE =================== */
@media (max-width: 768px) {
    .app-sidebar { transform: translateX(-100%); transition: transform 0.2s; }
    .app-sidebar.open { transform: translateX(0); }
    .app-main { left: 0; }
    .header-empresa { display: none; }
}