/* ==========================================================================
   Opus admin theme — Opus Design System portal shell
   Standalone: replaces the legacy admin.css entirely. Requires opus-ds.css
   (tokens, reset, Inter import) loaded before this file. The STRUCTURE
   section carries the layout contract of the portal's class names; the
   sections after it carry the Opus skin.
   ========================================================================== */

/* --- STRUCTURE: layout contract (ex-admin.css, tokenized) ----------------- */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
body{display:flex;min-height:100vh}

/* Sidebar shell */
.sidebar{position:fixed;left:0;top:0;bottom:0;display:flex;flex-direction:column;overflow-y:auto;z-index:100;transition:transform .3s}
.sidebar-brand{display:flex;align-items:center;gap:var(--space-md);flex-shrink:0}
.brand-icon{width:42px;height:42px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.brand-text{display:flex;flex-direction:column}
.brand-name{line-height:1.2}
.sidebar-nav{flex:1;padding:var(--space-md) 0 var(--space-xl);overflow-y:auto}
.nav-link{display:flex;align-items:center;text-decoration:none;cursor:pointer;border:none;background:none;text-align:left;font-family:inherit}
.nav-link i:first-child{width:18px;flex-shrink:0;text-align:center}
.nav-link span{flex:1}
.nav-caret{font-size:11px;transition:transform .2s;flex-shrink:0}
.nav-sub{display:none;padding-left:10px}
.nav-sub.open{display:block}

/* Main column + top bar */
.main{flex:1;display:flex;flex-direction:column;min-height:100vh;margin-left:248px}
.header{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between}
.hdr-left{display:flex;align-items:center;gap:var(--space-lg)}
.hdr-right{display:flex;align-items:center;gap:var(--space-md)}
.menu-toggle{display:none;background:none;border:none;font-size:18px;cursor:pointer;width:36px;height:36px;align-items:center;justify-content:center}
.breadcrumb{display:flex;align-items:center;gap:5px;margin-top:1px}
.breadcrumb a{text-decoration:none}
.breadcrumb a:hover{text-decoration:underline}
.icon-btn{position:relative;background:none;border:none;font-size:17px;cursor:pointer;width:38px;height:38px;display:flex;align-items:center;justify-content:center}
.notif-dot{position:absolute;top:7px;right:7px;width:7px;height:7px;border-radius:50%;border:2px solid var(--surface-canvas)}
.user-menu{position:relative}
.user-btn{display:flex;align-items:center;gap:10px;background:none;cursor:pointer;font-family:inherit}
.user-btn .fa-chevron-down{font-size:10px;color:var(--text-mute)}
.avatar{width:32px;height:32px;display:flex;align-items:center;justify-content:center}
.user-info{display:flex;flex-direction:column;text-align:left}
.user-info span{line-height:1.3}
.user-dropdown{display:none;position:absolute;right:0;top:calc(100% + 8px);background:var(--surface-card);overflow:hidden;z-index:200}
.user-dropdown.open{display:block}
.user-dropdown a{display:flex;align-items:center;gap:10px;text-decoration:none}
.user-dropdown a i{width:16px}
.user-dropdown hr{border:none;border-top:1px solid var(--border-hairline)}

/* Content region */
.content{flex:1}
.page-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:var(--space-lg);flex-wrap:wrap;gap:var(--space-md)}

/* Stats */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);margin-bottom:var(--space-xl)}
.stat-card{display:flex;align-items:center}
.stat-icon{display:flex;align-items:center;justify-content:center;flex-shrink:0}
.stat-val{line-height:1.2}
.stat-lbl{margin-top:2px}

/* Cards */
.card{overflow:hidden}
.card-header{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px}
.card-title i{margin-right:var(--space-sm)}

/* Tables */
.tbl-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse}
thead th{text-align:left;text-transform:uppercase}
tbody tr:last-child td{border-bottom:none}

/* Badges / buttons */
.badge{display:inline-flex;align-items:center}
.btn{display:inline-flex;align-items:center;cursor:pointer;text-decoration:none;white-space:nowrap;font-family:inherit}

/* Forms */
.form-row{display:grid;grid-template-columns:1fr 1fr}
.form-label{display:block}
.form-control{width:100%;outline:none;font-family:inherit;background:var(--surface-canvas)}
textarea.form-control{resize:vertical;min-height:90px}
select.form-control{cursor:pointer}
.input-group{display:flex}
.input-group .btn{flex-shrink:0}
.file-input-wrap{position:relative}
.file-input-wrap input[type="file"]{width:100%;outline:none;font-family:inherit;background:var(--surface-canvas);cursor:pointer}
.input-prefix{display:flex;align-items:stretch}
.input-prefix .prefix{display:flex;align-items:center;padding:0 var(--space-md);white-space:nowrap}

/* Alerts */
.alert{display:flex;align-items:center;gap:10px}
.alert .close-btn{background:none;border:none;cursor:pointer;font-size:16px;color:inherit;margin-left:auto;opacity:.7}

/* Search */
.search-box{display:flex;align-items:center;gap:var(--space-sm);min-width:220px}
.search-box i{flex-shrink:0}
.search-box input{border:none;background:none;outline:none;font-family:inherit;width:100%;min-width:0}

/* Modal */
.modal-overlay{display:none;position:fixed;inset:0;z-index:300;align-items:center;justify-content:center;padding:20px}
.modal-overlay.open{display:flex}
.modal{width:100%}
.modal-header{display:flex;align-items:center;justify-content:space-between}
.modal-close{background:none;border:none;cursor:pointer;font-size:18px;padding:4px 6px}
.modal-footer{display:flex;justify-content:flex-end}

/* Grid utilities */
.grid{display:grid;gap:var(--space-lg)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-8-4{grid-template-columns:2fr 1fr}
.banner-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-lg)}
.banner-card{overflow:hidden}
.banner-card img{width:100%;height:150px;object-fit:cover}
.banner-card .banner-info{padding:var(--space-md);display:flex;align-items:center;justify-content:space-between}

/* Misc */
.footer{padding:var(--space-md) var(--space-xl);text-align:center}
.footer a{text-decoration:none}
.text-center{text-align:center}
.empty-state{text-align:center}
.empty-state i{display:block;margin-bottom:var(--space-md)}
.img-thumb{width:48px;height:48px;object-fit:cover;border:1px solid var(--border-hairline)}
.filter-bar{display:flex;align-items:center;gap:var(--space-md);flex-wrap:wrap}

/* --- Page ---------------------------------------------------------------- */
body{font-family:var(--font-sans);font-weight:var(--fw-thin);font-feature-settings:var(--otf-brand);background:var(--surface-soft);color:var(--text-body);font-size:var(--fs-body-md);letter-spacing:var(--ls-body)}
a{color:var(--text-link)}
a:hover{color:var(--brand-primary-deep)}

/* --- Sidebar rail -------------------------------------------------------- */
.sidebar{width:248px;background:var(--surface-dark);border-right:1px solid var(--border-on-dark)}
.sidebar-brand{padding:var(--space-lg);border-bottom:1px solid var(--border-on-dark)}
.brand-icon{background:var(--brand-primary);border-radius:var(--radius-md);font-weight:var(--fw-regular);font-size:var(--fs-caption)}
.brand-name{color:var(--text-on-dark);font-weight:var(--fw-thin);font-size:var(--fs-heading-sm);letter-spacing:-.024em}
.brand-sub{color:var(--text-on-dark-mute);font-size:var(--fs-micro);letter-spacing:var(--ls-body)}
.nav-section-label{padding:var(--space-md) var(--space-lg) var(--space-xs);font-size:var(--fs-micro-cap);font-weight:var(--fw-regular);letter-spacing:.1em;color:rgba(255,255,255,.42)}
.nav-link{gap:10px;padding:8px 16px;margin:1px 8px;border-radius:var(--radius-md);color:var(--text-on-dark-mute);font-size:var(--fs-body-tabular);font-weight:var(--fw-thin);transition:var(--transition-control);width:calc(100% - 16px)}
.nav-link:hover{background:rgba(255,255,255,.08);color:var(--text-on-dark)}
.nav-link.active{background:var(--brand-primary);color:var(--text-on-primary);font-weight:var(--fw-regular)}
.nav-sub .nav-link{font-size:var(--fs-body-tabular);color:rgba(255,255,255,.52)}
.nav-sub .nav-link.active{background:rgba(255,255,255,.1);color:var(--text-on-dark)}
.nav-link i:first-child{font-size:14px;opacity:.9}

/* --- Top bar ------------------------------------------------------------- */
.main{margin-left:248px}
.header{height:60px;background:var(--surface-canvas);border-bottom:1px solid var(--border-hairline);box-shadow:none;padding:0 var(--space-lg)}
.page-title{font-size:var(--fs-heading-md);font-weight:var(--fw-thin);letter-spacing:var(--ls-heading-md);color:var(--text-body)}
.breadcrumb{font-size:var(--fs-caption);color:var(--text-mute)}
.breadcrumb a{color:var(--text-link)}
.icon-btn,.menu-toggle{color:var(--text-mute);border-radius:var(--radius-pill);transition:var(--transition-control)}
.icon-btn:hover,.menu-toggle:hover{background:var(--surface-soft);color:var(--text-body)}
.notif-dot{background:var(--feedback-critical);border-color:var(--surface-canvas)}
.user-btn{border:1px solid var(--border-hairline);border-radius:var(--radius-pill);padding:5px 14px 5px 6px;transition:var(--transition-control)}
.user-btn:hover{background:var(--surface-soft);border-color:var(--border-input)}
.avatar{background:var(--brand-primary);border-radius:var(--radius-pill);font-weight:var(--fw-regular);font-size:var(--fs-caption)}
.user-info span{font-size:var(--fs-body-tabular);font-weight:var(--fw-regular);color:var(--text-body)}
.user-info small{font-size:var(--fs-micro);color:var(--text-mute)}
.user-dropdown{border:1px solid var(--border-hairline);border-radius:var(--radius-lg);box-shadow:var(--shadow-panel);width:200px}
.user-dropdown a{color:var(--text-secondary);font-size:var(--fs-body-tabular);font-weight:var(--fw-thin);padding:10px var(--space-md)}
.user-dropdown a:hover{background:var(--surface-soft)}
.user-dropdown a i{color:var(--text-mute)}
.user-dropdown hr{border-top-color:var(--border-hairline)}
.user-dropdown a.text-red{color:var(--feedback-critical)}
.user-dropdown a.text-red i{color:var(--feedback-critical)}

/* --- Content ------------------------------------------------------------- */
.content{padding:var(--space-xl)}
.page-header-left h2{font-size:var(--fs-heading-lg);font-weight:var(--fw-thin);letter-spacing:var(--ls-heading-lg);color:var(--text-body)}

/* --- Stat cards ---------------------------------------------------------- */
.stats-grid{gap:var(--space-md)}
.stat-card{background:var(--surface-card);border:1px solid var(--border-hairline);border-radius:var(--radius-card);box-shadow:var(--shadow-card);padding:var(--space-lg);gap:var(--space-md)}
.stat-icon{width:40px;height:40px;border-radius:var(--radius-md);font-size:16px;background:var(--surface-soft);color:var(--brand-primary)}
.si-blue,.si-green,.si-yellow,.si-red,.si-purple,.si-teal{background:var(--surface-soft);color:var(--brand-primary)}
.stat-val{font-size:var(--fs-display-md);font-weight:var(--fw-thin);letter-spacing:var(--ls-display-md);color:var(--text-body);font-feature-settings:var(--otf-numeric);font-variant-numeric:tabular-nums}
.stat-lbl{font-size:var(--fs-caption);color:var(--text-mute)}

/* --- Cards --------------------------------------------------------------- */
.card{background:var(--surface-card);border:1px solid var(--border-hairline);border-radius:var(--radius-card);box-shadow:var(--shadow-card);margin-bottom:var(--space-xl)}
.card-header{padding:var(--space-md) var(--space-lg);border-bottom:1px solid var(--border-hairline)}
.card-title{font-size:var(--fs-body-md);font-weight:var(--fw-regular);letter-spacing:var(--ls-body);color:var(--text-body)}
.card-title i{color:var(--text-mute)}
.card-body{padding:var(--space-lg)}
.card-footer{padding:var(--space-sm) var(--space-lg);border-top:1px solid var(--border-hairline);background:var(--surface-soft);font-size:var(--fs-caption);color:var(--text-mute)}

/* --- Tables -------------------------------------------------------------- */
thead th{padding:10px var(--space-md);font-size:var(--fs-micro-cap);font-weight:var(--fw-regular);letter-spacing:.1em;color:var(--text-mute);background:var(--surface-soft);border-bottom:1px solid var(--border-hairline)}
tbody td{padding:12px var(--space-md);font-size:var(--fs-body-tabular);letter-spacing:var(--ls-tabular);font-feature-settings:var(--otf-numeric);font-variant-numeric:tabular-nums;color:var(--text-secondary);border-bottom:1px solid var(--border-hairline)}
tbody tr:hover td{background:var(--surface-soft)}

/* --- Status badges — dot + word, never a filled chip --------------------- */
.badge{padding:2px 10px;border-radius:var(--radius-pill);font-size:var(--fs-micro-cap);font-weight:var(--fw-regular);letter-spacing:.1em;text-transform:uppercase;background:var(--surface-soft);color:var(--text-secondary);gap:6px}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor;flex-shrink:0}
.badge-success{background:var(--feedback-positive-bg);color:var(--feedback-positive)}
.badge-danger{background:var(--feedback-critical-bg);color:var(--feedback-critical)}
.badge-warning{background:var(--feedback-attention-bg);color:var(--feedback-attention)}
.badge-info{background:var(--feedback-info-bg);color:var(--brand-primary-press)}
.badge-secondary{background:var(--surface-soft);color:var(--text-mute)}

/* --- Buttons — pills, one filled indigo per view ------------------------- */
.btn{padding:8px var(--space-md);border-radius:var(--radius-pill);font-size:var(--fs-button-sm);font-weight:var(--fw-regular);border:1px solid transparent;transition:var(--transition-control);gap:var(--space-sm)}
.btn:hover{transform:none;box-shadow:none}
.btn:focus-visible{box-shadow:var(--focus-ring);outline:none}
.btn-primary{background:var(--brand-primary);color:var(--text-on-primary)}
.btn-primary:hover{background:var(--brand-primary-deep);color:var(--text-on-primary)}
.btn-primary:active{background:var(--brand-primary-press)}
.btn-secondary{background:var(--surface-canvas);color:var(--brand-primary);border-color:var(--brand-primary)}
.btn-secondary:hover{background:var(--brand-primary-subdued);color:var(--brand-primary-deep);border-color:var(--brand-primary-deep)}
.btn-danger{background:var(--surface-canvas);color:var(--feedback-critical);border-color:var(--feedback-critical)}
.btn-danger:hover{background:var(--feedback-critical-bg)}
.btn-warning{background:var(--surface-canvas);color:var(--feedback-attention);border-color:var(--feedback-attention)}
.btn-warning:hover{background:var(--feedback-attention-bg)}
.btn-success{background:var(--surface-canvas);color:var(--feedback-positive);border-color:var(--feedback-positive)}
.btn-success:hover{background:var(--feedback-positive-bg)}
.btn-sm{padding:6px var(--space-md);font-size:var(--fs-button-sm);border-radius:var(--radius-pill)}
.btn-icon{padding:7px;border-radius:var(--radius-pill)}
.btn:disabled{opacity:.4}

/* --- Forms --------------------------------------------------------------- */
.form-row{gap:var(--space-lg)}
.form-group{margin-bottom:var(--space-md)}
.form-label{font-size:var(--fs-caption);font-weight:var(--fw-regular);color:var(--text-secondary);margin-bottom:var(--space-xs)}
.form-label .req{color:var(--feedback-critical)}
.form-control,.file-input-wrap input[type="file"]{padding:var(--pad-input);min-height:40px;font-size:var(--fs-body-md);font-weight:var(--fw-thin);border:1px solid var(--border-input);border-radius:var(--radius-input);color:var(--text-body);transition:var(--transition-control)}
.form-control::placeholder{color:var(--text-mute)}
.form-control:hover{border-color:var(--brand-primary-soft)}
.form-control:focus,.file-input-wrap input[type="file"]:focus{border-color:var(--border-focus);box-shadow:var(--focus-ring)}
.form-hint{font-size:var(--fs-caption);color:var(--text-mute);margin-top:var(--space-xs)}
.input-group .form-control{border-radius:var(--radius-input) 0 0 var(--radius-input)}
.input-group .btn{border-radius:0 var(--radius-pill) var(--radius-pill) 0}
.input-prefix .prefix{background:var(--surface-soft);border:1px solid var(--border-input);border-right:none;border-radius:var(--radius-input) 0 0 var(--radius-input);font-size:var(--fs-body-md);color:var(--text-mute)}
.input-prefix .form-control{border-radius:0 var(--radius-input) var(--radius-input) 0}
.search-box{padding:8px var(--space-md);background:var(--surface-canvas);border:1px solid var(--border-input);border-radius:var(--radius-pill);transition:var(--transition-control)}
.search-box:focus-within{border-color:var(--border-focus);box-shadow:var(--focus-ring)}
.search-box i{color:var(--text-mute)}
.search-box input{font-size:var(--fs-body-md);font-weight:var(--fw-thin);color:var(--text-body)}

/* --- Alerts / notices ---------------------------------------------------- */
.alert{padding:12px var(--space-md);border-radius:var(--radius-md);font-size:var(--fs-body-md);font-weight:var(--fw-thin);margin-bottom:var(--space-md)}
.alert-success{background:var(--feedback-positive-bg);color:var(--feedback-positive);border:1px solid var(--feedback-positive)}
.alert-danger{background:var(--feedback-critical-bg);color:var(--feedback-critical);border:1px solid var(--feedback-critical)}
.alert-warning{background:var(--feedback-attention-bg);color:var(--feedback-attention);border:1px solid var(--feedback-attention)}
.alert-info{background:var(--feedback-info-bg);color:var(--brand-primary-press);border:1px solid var(--brand-primary)}

/* --- Modal --------------------------------------------------------------- */
.modal-overlay{background:rgba(12,36,55,.55);backdrop-filter:none}
.modal{border-radius:var(--radius-card);box-shadow:var(--shadow-panel);animation:none;max-width:520px}
.modal-header{padding:var(--space-lg);border-bottom:1px solid var(--border-hairline)}
.modal-title{font-size:var(--fs-heading-sm);font-weight:var(--fw-thin);letter-spacing:var(--ls-heading-sm);color:var(--text-body)}
.modal-close{color:var(--text-mute);border-radius:var(--radius-pill)}
.modal-close:hover{background:var(--surface-soft);color:var(--text-body)}
.modal-body{padding:var(--space-lg)}
.modal-footer{padding:var(--space-md) var(--space-lg);border-top:1px solid var(--border-hairline);gap:var(--space-sm)}

/* --- Misc ---------------------------------------------------------------- */
.banner-card{background:var(--surface-card);border:1px solid var(--border-hairline);border-radius:var(--radius-card);box-shadow:var(--shadow-card)}
.img-thumb{border-radius:var(--radius-xs);border-color:var(--border-hairline)}
.footer{background:var(--surface-canvas);border-top:1px solid var(--border-hairline);font-size:var(--fs-caption);color:var(--text-mute)}
.footer a{color:var(--text-link)}
.text-muted{color:var(--text-mute)}
.text-danger{color:var(--feedback-critical)}
.text-success{color:var(--feedback-positive)}
.empty-state{padding:var(--space-xxl) var(--space-lg);color:var(--text-mute)}
.empty-state i{opacity:.35;font-size:32px}
.empty-state p{font-size:var(--fs-body-md)}

/* --- Compact density (optional: <body data-density="compact">) ----------- */
[data-density="compact"] .content{padding:var(--space-md)}
[data-density="compact"] .card-body{padding:var(--space-md)}
[data-density="compact"] tbody td{padding:7px var(--space-sm)}
[data-density="compact"] thead th{padding:6px var(--space-sm)}

/* Responsive shell */
@media(max-width:900px){
  .sidebar{transform:translateX(-100%)}
  .sidebar.open{transform:translateX(0)}
  .main{margin-left:0}
  .menu-toggle{display:flex}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .form-row{grid-template-columns:1fr}
  .grid-2,.grid-3,.grid-8-4{grid-template-columns:1fr}
  .banner-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:480px){
  .stats-grid{grid-template-columns:1fr}
  .content{padding:var(--space-lg)}
  .header{padding:0 var(--space-lg)}
  .user-info{display:none}
  .banner-grid{grid-template-columns:1fr}
}

/* --- Converted gds-app shell helpers (collapsible rail subnav + mobile) --- */
.gds-app__rail{overflow-y:auto}
a.gds-app__navitem{width:100%}
.nav-sub{display:none}
.nav-sub.open{display:block}
.nav-subitem{padding-left:38px;font-size:var(--fs-body-tabular)}
.nav-caret{margin-left:auto;transition:transform var(--dur-base,.15s) ease}
.nav-sub.open ~ .nav-caret,.navopen .nav-caret{transform:rotate(90deg)}
.gds-app__menu-toggle{display:none;background:none;border:0;cursor:pointer;width:36px;height:36px;border-radius:var(--radius-sm);align-items:center;justify-content:center;color:var(--text-mute)}
.gds-app__menu-toggle:hover{background:var(--surface-soft)}
.gds-app__menu-toggle .bars{display:block;width:16px;height:2px;background:currentColor;border-radius:1px;box-shadow:0 5px 0 currentColor,0 -5px 0 currentColor}
@media(max-width:900px){
  .gds-app__rail{position:fixed;left:0;top:0;bottom:0;z-index:100;transform:translateX(-100%);transition:transform .3s}
  .gds-app__rail.open{transform:translateX(0)}
  .gds-app__menu-toggle{display:flex}
}

/* --- Shared report/dashboard helpers (date range control + responsive grids) --- */
.gds-datewrap{display:inline-flex;align-items:center;background:var(--surface-canvas);border:1px solid var(--border-input);border-radius:var(--radius-input);height:var(--control-h);padding:0 10px}
.gds-datewrap input{background:transparent;border:0;outline:none;color:var(--text-body);width:178px;font:inherit;font-size:var(--fs-body-tabular);letter-spacing:var(--ls-tabular);font-feature-settings:var(--otf-numeric)}
.gds-datewrap--date input{width:140px}
.gds-filterbar{display:flex;align-items:center;gap:var(--space-md);flex-wrap:wrap}
@media(max-width:1100px){.stat-row{grid-template-columns:repeat(2,1fr)!important}.split-row{grid-template-columns:1fr!important}}
@media(max-width:600px){.stat-row{grid-template-columns:1fr!important}}

/* --- Form screens: vertical rhythm for stacked gds-fields ---
   .gds-field is a bare flex column, so consecutive fields need spacing.
   Column wrappers inside a form grid stack their fields; fields placed
   directly in a panel body space off the preceding sibling. */
.gds-form__grid > div:not([class]){display:grid;gap:var(--space-lg);align-content:start}
.gds-panel__pad > .gds-field + .gds-field{margin-top:var(--space-lg)}
.gds-panel__pad > form > .gds-field + .gds-field{margin-top:var(--space-lg)}

/* --- Modals: gds-modal is always-on in the base sheet; the portal's dialogs
   are toggled by an .open class, so hide them until opened. Pages that set
   display inline (e.g. banners) still win over this. --- */
.gds-modal:not(.open){display:none!important}
.gds-modal.open{display:grid}
.gds-modal__body > .gds-field + .gds-field{margin-top:var(--space-lg)}