:root {
    --bg-page: #f4f6f9;
    --bg-soft: #eef4ff;
    --bg-card: #ffffff;
    --border: #d9e2ef;
    --text-main: #1f2d3d;
    --text-soft: #5d6b7d;
    --brand: #60a5fa;
    --brand-strong: #3b82f6;
    --brand-soft: #dbeafe;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: linear-gradient(180deg, #f8fbff 0%, var(--bg-page) 60%, #f2f5f8 100%);
    color: var(--text-main);
    font-family: "Source Sans 3", sans-serif;
}

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding: 0.85rem 1.2rem;
    background: rgba(255, 255, 255, 0.92);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1040;
    backdrop-filter: blur(8px);
}

.brand-wrap {
    display: flex;
    flex-direction: column;
}

.brand-link {
    color: #1e40af;
    text-decoration: none;
    letter-spacing: 0.08em;
    font-weight: 700;
    font-family: "Montserrat", sans-serif;
}

.brand-sub {
    color: var(--text-soft);
}

.user-switch {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}

.layout-wrap {
    display: flex;
    min-height: calc(100vh - 104px);
}

.sidebar {
    width: 308px;
    background: #f8fbff;
    border-right: 1px solid var(--border);
    padding: 1rem 0.75rem;
    overflow-y: auto;
}

.menu-link {
    display: block;
    color: #314154;
    text-decoration: none;
    padding: 0.58rem 0.75rem;
    border-radius: 0.5rem;
    margin-bottom: 0.2rem;
    font-size: 0.93rem;
    line-height: 1.2;
}

.menu-link-th {
    display: block;
    font-weight: 600;
    line-height: 1.25;
}

.menu-link-en {
    display: block;
    margin-top: 0.1rem;
    font-size: 0.8rem;
    color: #64748b;
    line-height: 1.2;
}

.menu-link:hover {
    background: var(--brand-soft);
    color: #0f3c8a;
}

.menu-link.active {
    background: #e6f0ff;
    color: #1d4ed8;
    font-weight: 700;
    border: 1px solid #b7d2ff;
}

.menu-link.active .menu-link-en {
    color: #1e40af;
}

.main-content {
    flex: 1;
    padding: 1.2rem;
}

.module-hero {
    border: 1px solid var(--border);
    border-left: 4px solid var(--brand);
    background: var(--bg-card);
}

.module-toolbar {
    border: 1px solid var(--border);
    background: var(--bg-card);
}

.module-search .form-control {
    min-width: 260px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 0.75rem;
    padding: 0.8rem 1rem;
    box-shadow: 0 2px 8px rgba(28, 44, 64, 0.04);
    height: 100%;
}

.stat-card span {
    display: block;
    color: var(--text-soft);
    font-size: 0.85rem;
}

.stat-card strong {
    display: block;
    font-size: 1.55rem;
    font-family: "Montserrat", sans-serif;
}

.stat-card-kpi {
    border-top: 3px solid var(--brand);
}

.entry-block {
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: 0.75rem;
    padding: 0.9rem;
}

.entry-block-title {
    font-weight: 700;
    color: #1e3a8a;
    font-size: 0.95rem;
    margin-bottom: 0.7rem;
    padding-bottom: 0.45rem;
    border-bottom: 1px dashed #cfe0ff;
}

.chart-panel {
    position: relative;
    min-height: 360px;
}

.chart-filter-form .form-label {
    font-size: 0.84rem;
    font-weight: 600;
    color: #334155;
    margin-bottom: 0.35rem;
}

.btn-brand {
    background: var(--brand);
    border-color: var(--brand);
    color: #0f2c59;
    font-weight: 700;
}

.btn-brand:hover {
    background: var(--brand-strong);
    border-color: var(--brand-strong);
    color: #ffffff;
}

.app-footer {
    background: #f8fbff;
    color: #4b5f75;
    border-top: 1px solid var(--border);
    font-size: 0.86rem;
    padding: 0.75rem 1.2rem;
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.table td, .table th {
    vertical-align: middle;
}

.table-light {
    --bs-table-bg: #f2f7ff;
}

/* Strong invalid-state visibility across all forms */
.validate-form .is-invalid,
.validate-form.was-validated .form-control:invalid,
.validate-form.was-validated .form-select:invalid,
.validate-form.was-validated textarea:invalid {
    border-color: #dc3545 !important;
    box-shadow: 0 0 0 0.16rem rgba(220, 53, 69, 0.18) !important;
    background-image: none !important;
}

.validate-form .is-valid {
    border-color: #198754;
    box-shadow: 0 0 0 0.12rem rgba(25, 135, 84, 0.12);
}

/* Popup animation: slide down on open */
.modal.fade .modal-dialog {
    transform: translate3d(0, -36px, 0);
    opacity: 0;
    transition: transform 0.28s ease, opacity 0.28s ease;
}

.modal.show .modal-dialog {
    transform: translate3d(0, 0, 0);
    opacity: 1;
}

.modal.modal-slide-down.fade .modal-dialog {
    transform: translate3d(0, -80px, 0);
    opacity: 0;
    transition: transform 0.32s cubic-bezier(.2, .7, .2, 1), opacity 0.32s ease;
}

.modal.modal-slide-down.show .modal-dialog {
    transform: translate3d(0, 0, 0);
    opacity: 1;
}

/* Popup default = normal size, and can be resized on desktop */
.modal .modal-dialog.sf-resizable-modal {
    width: clamp(820px, 76vw, 1160px);
    max-width: calc(100vw - 2rem);
    margin: 1rem auto;
}

.modal.show .modal-dialog.sf-resizable-modal:not(.modal-fullscreen) {
    resize: both;
    overflow: auto;
    min-width: 640px;
    min-height: 420px;
    max-width: calc(100vw - 1rem);
    max-height: calc(100vh - 1rem);
}

.modal .modal-dialog.sf-resizable-modal .modal-content {
    height: 100%;
    min-height: 420px;
}

.modal .modal-dialog.sf-resizable-modal .modal-body {
    overflow: auto;
}

/* Ensure long create-contract form stays usable on short viewports */
#createContractModal .modal-dialog.hp-create-contract-dialog {
    height: calc(100dvh - 1rem);
    max-height: calc(100vh - 1rem);
    overflow: hidden;
    resize: none;
    min-height: 0;
}

#createContractModal .modal-dialog.hp-create-contract-dialog .modal-content {
    height: 100%;
    max-height: calc(100vh - 1rem);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-height: 0;
}

#createContractModal .modal-dialog.hp-create-contract-dialog .modal-body {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    overflow-x: hidden;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
}

.ocr-progress-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.45);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.ocr-progress-overlay.show {
    display: flex;
}

.ocr-progress-card {
    width: min(520px, 94vw);
    background: #fff;
    border: 1px solid #dbe3f0;
    border-radius: 0.85rem;
    box-shadow: 0 24px 60px rgba(2, 6, 23, 0.26);
    padding: 1rem 1rem 0.95rem;
}

.ocr-progress-title {
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 0.2rem;
}

.ocr-progress-subtitle {
    font-size: 0.9rem;
    color: #64748b;
    margin-bottom: 0.75rem;
}

.ocr-progress-note {
    font-size: 0.85rem;
    color: #64748b;
    margin-top: 0.55rem;
}

@media (max-width: 1200px) {
    .module-search .form-control {
        min-width: 210px;
    }
}

@media (max-width: 992px) {
    .layout-wrap {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
        max-height: 300px;
    }

    .user-switch {
        width: 100%;
        justify-content: flex-start;
    }

    .module-search {
        width: 100%;
        justify-content: flex-start;
    }

    .module-search .form-control {
        min-width: 0;
        width: 100%;
    }

    .modal .modal-dialog.sf-resizable-modal,
    .modal.show .modal-dialog.sf-resizable-modal:not(.modal-fullscreen) {
        width: calc(100vw - 1rem);
        max-width: calc(100vw - 1rem);
        min-width: 0;
        min-height: 0;
        max-height: calc(100vh - 1rem);
        resize: none;
    }

    .modal .modal-dialog.sf-resizable-modal .modal-content {
        min-height: 0;
    }

    #createContractModal .modal-dialog.hp-create-contract-dialog,
    #createContractModal .modal-dialog.hp-create-contract-dialog .modal-content {
        height: calc(100dvh - 0.75rem);
        max-height: calc(100vh - 0.75rem);
    }
}