/* ============================================================
   COMPONENTS — card, nút, form, modal, năng suất, kpi...
   (Phần giao diện Lịch làm việc đã tách sang css/schedule.css)
   ============================================================ */
.ai-card { background: var(--bg-secondary); border: 1px solid var(--border-color); border-radius: 16px; padding: 22px; box-shadow: var(--shadow-soft); }

.btn-primary { padding: 10px 18px; border: none; border-radius: 10px; background: var(--accent); color: #fff; font-weight: 600; font-size: 13.5px; cursor: pointer; display: inline-flex; align-items: center; gap: 8px; transition: 0.2s; white-space: nowrap; }
.btn-primary:hover { filter: brightness(1.1); }
.btn-primary:active { transform: scale(0.96); }
.btn-primary:disabled { opacity: .6; cursor: not-allowed; }
.btn-icon { background: var(--bg-card); border: 1px solid var(--border-color); color: var(--text-main); border-radius: 8px; padding: 8px; font-size: 19px; cursor: pointer; line-height: 1; }
.btn-icon:hover { background: var(--accent-glow); color: var(--accent); }
.btn-ghost { background: transparent; border: 1px dashed var(--border-color); color: var(--text-muted); border-radius: 10px; padding: 9px 16px; font-size: 13px; cursor: pointer; }
.btn-ghost:hover { color: var(--accent); border-color: var(--accent); }

.form-select, .form-input { width: 100%; padding: 10px 12px; border-radius: 9px; border: 1px solid var(--border-color); background: var(--bg-primary); color: var(--text-main); margin-top: 5px; outline: none; font-size: 13.5px; }
.form-select:focus, .form-input:focus { border-color: var(--accent); }
label { font-size: 12.5px; color: var(--text-muted); font-weight: 500; }

.settings-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; align-items: start; }
.input-group { margin-bottom: 14px; display: flex; gap: 10px; align-items: center; }
.input-group input { flex: 1; padding: 10px 14px; border-radius: 9px; border: 1px solid var(--border-color); background: var(--bg-primary); color: var(--text-main); outline: none; font-size: 13.5px; }
.data-list { list-style: none; display: flex; flex-direction: column; gap: 9px; max-height: 320px; overflow-y: auto; }
.data-item { display: flex; justify-content: space-between; align-items: center; padding: 11px 14px; background: var(--bg-primary); border: 1px solid var(--border-color); border-radius: 9px; font-size: 13.5px; }
.color-badge { display: inline-block; width: 11px; height: 11px; border-radius: 50%; margin-right: 9px; flex-shrink: 0; }
.btn-delete { color: var(--danger); background: none; border: none; font-size: 17px; cursor: pointer; flex-shrink: 0; }
.section-label { font-size: 12px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; margin: 4px 0 12px; font-weight: 600; }

/* ---------- Toolbar chung ---------- */
.toolbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; padding: 14px 20px; flex-wrap: wrap; gap: 12px; }
.toolbar-left, .toolbar-right { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

/* ---------- Thẻ nhãn nhỏ (dùng ở module Năng suất) ---------- */
.tag { font-size: 10.5px; font-weight: 600; padding: 3px 6px; border-radius: 5px; color: #fff; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; text-shadow: 0 1px 2px rgba(0,0,0,0.4); }
.tag-time { font-size: 10px; color: var(--text-muted); font-weight: 500; }
.tag-task { font-size: 10.5px; background: rgba(255,255,255,0.08); border: 1px dashed var(--border-color); padding: 3px 6px; border-radius: 5px; color: var(--text-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.tag-ot { font-size: 10px; color: #fff; padding: 2px 6px; border-radius: 5px; display: inline-block; width: fit-content; }
.tag-trade { font-size: 10px; color: #fff; background: var(--warning); padding: 2px 6px; border-radius: 5px; display: inline-block; width: fit-content; }
.tag-help { font-size: 10px; color: #fff; background: var(--success); padding: 2px 6px; border-radius: 5px; display: inline-block; width: fit-content; }

/* ---------- Modal ---------- */
.modal-overlay { position: fixed; inset: 0; background: var(--modal-bg); z-index: 900; display: flex; justify-content: center; align-items: center; opacity: 0; visibility: hidden; transition: 0.25s; backdrop-filter: blur(6px); padding: 20px; }
.modal-overlay.active { opacity: 1; visibility: visible; }
.modal-content { width: 100%; max-width: 420px; max-height: 90vh; overflow-y: auto; transform: translateY(-16px); transition: 0.25s; }
.modal-overlay.active .modal-content { transform: translateY(0); }
.modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; border-bottom: 1px solid var(--border-color); padding-bottom: 12px; }
.modal-header h3 { font-size: 16px; }
.btn-close-modal { background: none; border: none; font-size: 24px; color: var(--text-muted); cursor: pointer; line-height: 1; }
.btn-close-modal:hover { color: var(--danger); }
.modal-preview { background: var(--bg-primary); border: 1px solid var(--border-color); border-radius: 10px; padding: 12px 14px; font-size: 12.5px; color: var(--text-muted); margin-bottom: 16px; line-height: 1.6; }
.modal-preview b { color: var(--text-main); }

.meeting-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 12px; }
.meeting-modal-content { max-width: 560px; }
.meeting-footer { margin-top: 16px; display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.btn-ghost.danger { color: var(--danger, #ef4444); border-color: rgba(239, 68, 68, .35); }
textarea.form-input { resize: vertical; min-height: 96px; }

/* ---------- Năng suất ---------- */
.prod-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.input-group-col { display: flex; flex-direction: column; gap: 7px; }
.input-group-col label { font-size: 12.5px; color: var(--text-muted); font-weight: 500; }
.prod-input { font-size: 16px; font-weight: 600; text-align: center; }
input[type="date"]::-webkit-calendar-picker-indicator { filter: invert(0.8); cursor: pointer; }
:root[data-theme="light"] input[type="date"]::-webkit-calendar-picker-indicator { filter: invert(0); }

/* ---------- Dashboard / KPI ---------- */
.kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 4px; }
.kpi-card { display: flex; flex-direction: column; justify-content: center; padding: 18px 20px; }
.kpi-title { font-size: 12.5px; color: var(--text-muted); font-weight: 500; margin-bottom: 8px; display: flex; align-items: center; gap: 6px; }
.kpi-value { font-family: 'Orbitron', sans-serif; font-size: 24px; font-weight: 700; color: var(--accent); margin-bottom: 8px; }
.kpi-subtitle { font-size: 12px; color: var(--text-muted); margin-top: auto; }
.progress-container { width: 100%; height: 7px; background: var(--bg-primary); border-radius: 10px; margin-bottom: 8px; overflow: hidden; }
.progress-bar { height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent-2)); transition: width 0.5s ease; }
@media (max-width: 1100px) { .kpi-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 992px) { .settings-grid { grid-template-columns: 1fr; } }
@media (max-width: 760px) { .meeting-form-grid { grid-template-columns: 1fr; } }
@media (max-width: 560px) { .kpi-grid { grid-template-columns: 1fr; } .prod-grid { grid-template-columns: 1fr; } }

/* ---------- Card nghiệp vụ dùng chung cho phần Cài Đặt gộp (Ca/PCCV/Email...) ---------- */
.ai-card.span-2 { grid-column: 1 / -1; }
/* ================= Workflow Tree & Checkboxes ================= */
.workflow-tree {
    display: flex; flex-direction: column; gap: 10px;
}
.wf-parent-node {
    background: rgba(255,255,255,0.03); border: 1px solid var(--border-color);
    border-radius: 8px; padding: 12px;
}
.wf-parent-header {
    display: flex; align-items: center; gap: 8px; font-weight: 600; color: var(--text-main);
    margin-bottom: 8px; font-size: 14.5px;
}
.wf-child-list {
    display: flex; flex-direction: column; gap: 6px; padding-left: 28px;
}
.wf-child-item {
    display: flex; align-items: center; gap: 8px; font-size: 13.5px; color: var(--text-muted);
}
.custom-chk {
    width: 16px; height: 16px; cursor: pointer;
    accent-color: var(--accent);
}