/* Admin surface - Z1 tokens (shared palette) + the admin type scale 11.5/14/24
   (DESIGN.md UX-DR2). Story 2.1 uses only the login/change-password card; the
   full sidebar shell arrives in 2.2. */

.admin-auth-shell {
    min-height: 100vh;
    min-height: 100dvh;
    background: var(--c-canvas, #ECEEF1);
    color: var(--c-ink, #101319);
    font-family: 'Rubik', 'Segoe UI', 'Heebo', Arial, sans-serif;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px 16px;
}

.admin-auth-card {
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 10px 26px -16px rgba(16, 19, 25, .14);
    padding: 32px 28px;
    width: 100%;
    max-width: 400px;
}

.admin-auth-logo { text-align: center; font-size: 2.2rem; margin-bottom: 4px; }
.admin-auth-title { text-align: center; font-size: 1.5rem; font-weight: 800; letter-spacing: -0.02em; margin: 0 0 4px; }
.admin-auth-sub { text-align: center; color: var(--c-muted, #646B76); font-size: 0.875rem; margin: 0 0 20px; }

.admin-field { margin-bottom: 14px; }
.admin-field label { display: block; font-size: 0.875rem; font-weight: 600; margin-bottom: 6px; }
.admin-field input {
    width: 100%;
    box-sizing: border-box;
    padding: 11px 14px;
    border: 1px solid var(--c-border, #E4E7EC);
    border-radius: 10px;
    font-size: 1rem;
    font-family: inherit;
}
.admin-field input:focus-visible { outline: 2px solid var(--c-primary, #2861ED); outline-offset: 2px; }

.admin-auth-error {
    background: #FDECEC;
    color: #B42318;
    border-radius: 10px;
    padding: 10px 14px;
    font-size: 0.875rem;
    margin-bottom: 14px;
}

.admin-btn-primary {
    width: 100%;
    min-height: 44px;
    padding: 12px 16px;
    border: none;
    border-radius: 9999px;
    background: var(--c-primary, #2861ED);
    color: #fff;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    margin-top: 4px;
}
.admin-btn-primary:focus-visible { outline: 2px solid var(--c-primary, #2861ED); outline-offset: 2px; }

/* ---- Admin shell (story 2.2): RTL sidebar + content. Admin type scale 11.5/14/24
   (UX-DR2), logical properties only, sidebar on inline-start (=right in RTL). ---- */

.admin-shell {
    display: flex;
    min-height: 100vh;
    min-height: 100dvh;
    background: var(--c-canvas, #ECEEF1);
    color: var(--c-ink, #101319);
    font-family: 'Rubik', 'Segoe UI', 'Heebo', Arial, sans-serif;
    font-size: 14px; /* admin-body */
}

.admin-sidebar {
    inline-size: 218px;
    flex: 0 0 218px;
    background: #fff;
    border-inline-end: 1px solid var(--c-border, #E4E7EC);
    display: flex;
    flex-direction: column;
    padding: 18px 12px;
    gap: 8px;
}

.admin-brand { font-size: 18px; font-weight: 800; letter-spacing: -0.02em; padding: 4px 8px 12px; }
.admin-brand-logo { margin-inline-end: 4px; }

.admin-nav-group { margin-block-end: 10px; }
.admin-nav-group-title {
    font-size: 11.5px; /* admin-label */
    font-weight: 600;
    color: var(--c-muted, #646B76);
    padding: 6px 10px;
    text-transform: none;
}

.admin-nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 12px;
    border-radius: 9999px;
    color: var(--c-ink, #101319);
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    margin-block-end: 2px;
}
.admin-nav-item:hover { background: var(--c-surface-muted, #F1F3F6); }
.admin-nav-item.active { background: var(--c-black, #14161A); color: #fff; } /* active = black pill */
.admin-nav-icon { font-size: 16px; }

.admin-user-chip {
    margin-block-start: auto;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px;
    background: var(--c-surface-chip, #F4F6F9);
    border-radius: 16px;
}
.admin-user-avatar {
    inline-size: 34px; block-size: 34px;
    flex: 0 0 34px;
    display: flex; align-items: center; justify-content: center;
    background: var(--c-black, #14161A); color: #fff;
    border-radius: 9999px; font-weight: 700;
}
.admin-user-meta { flex: 1; min-inline-size: 0; }
.admin-user-name { font-size: 14px; font-weight: 700; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.admin-user-role { font-size: 11.5px; color: var(--c-muted, #646B76); }
.admin-logout-form { margin: 0; }
.admin-logout-btn {
    border: 1px solid var(--c-border, #E4E7EC);
    background: #fff; border-radius: 9999px;
    inline-size: 34px; block-size: 34px;
    cursor: pointer; font-size: 16px;
}
.admin-logout-btn:focus-visible { outline: 2px solid var(--c-primary, #2861ED); outline-offset: 2px; }

.admin-content { flex: 1; padding: 28px 32px; overflow: auto; }
.admin-page-title { font-size: 24px; font-weight: 800; letter-spacing: -0.02em; margin: 0 0 6px; } /* admin-number */
.admin-page-sub { color: var(--c-muted, #646B76); font-size: 14px; margin: 0; }

.admin-nav-item:focus-visible, .admin-content a:focus-visible {
    outline: 2px solid var(--c-primary, #2861ED); outline-offset: 2px;
}

/* ---- Users screen (story 2.3): table, modal, permission matrix ---- */

.admin-page-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-block-end: 16px; }
.admin-btn-inline { width: auto; min-height: 40px; padding: 10px 20px; }
.admin-btn-danger { background: var(--c-negative, #E11D48); }
.admin-notice { background: var(--c-positive-tint, #E9F7EE); color: var(--c-positive, #15803D); border-radius: 10px; padding: 10px 14px; margin-block-end: 12px; font-size: 14px; }

.admin-card { background: #fff; border-radius: 16px; box-shadow: 0 10px 26px -16px rgba(16,19,25,.14); padding: 8px; }
.admin-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.admin-table th { text-align: start; font-size: 11.5px; color: var(--c-muted,#646B76); font-weight: 600; padding: 10px 14px; border-block-end: 1px solid var(--c-border,#E4E7EC); }
.admin-table td { padding: 12px 14px; border-block-end: 1px solid var(--c-surface-muted,#F1F3F6); vertical-align: middle; }
.admin-table tr:last-child td { border-block-end: none; }
.admin-mono { font-family: Consolas, monospace; direction: ltr; unicode-bidi: isolate; }
.admin-muted { color: var(--c-muted,#646B76); }
.admin-row-actions { display: flex; gap: 12px; }
.admin-link-btn { background: none; border: none; color: var(--c-primary,#2861ED); cursor: pointer; font-size: 14px; font-weight: 600; padding: 2px; }
.admin-link-btn.admin-danger { color: var(--c-negative,#E11D48); }
.admin-link-btn:focus-visible { outline: 2px solid var(--c-primary,#2861ED); outline-offset: 2px; }

.admin-modal-backdrop { position: fixed; inset: 0; background: rgba(16,19,25,.4); display: flex; align-items: center; justify-content: center; padding: 16px; z-index: 50; }
.admin-modal { background: #fff; border-radius: 20px; padding: 24px; width: 100%; max-width: 440px; max-height: 90vh; overflow: auto; box-shadow: 0 20px 50px -20px rgba(16,19,25,.4); }
.admin-modal-title { font-size: 20px; font-weight: 800; letter-spacing: -0.02em; margin: 0 0 16px; }
.admin-modal-actions { display: flex; justify-content: flex-end; gap: 12px; margin-block-start: 20px; align-items: center; }

.admin-matrix { margin-block: 8px; }
.admin-matrix-group-title { font-size: 11.5px; font-weight: 600; color: var(--c-muted,#646B76); margin: 12px 0 6px; }
.admin-matrix-row { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 6px 0; }
.admin-matrix-area { font-size: 14px; font-weight: 600; }
.admin-matrix-levels { display: flex; gap: 12px; }
.admin-matrix-opt { display: inline-flex; align-items: center; gap: 4px; font-size: 12.5px; cursor: pointer; }

/* ---- Settings screen (story 2.4): grouped cards, labelled fields ---- */

.admin-notice-muted { background: var(--c-surface-muted,#F1F3F6); color: var(--c-muted,#646B76); }
.admin-settings-card { padding: 20px 22px; margin-block-end: 16px; }
.admin-settings-group-title { font-size: 15px; font-weight: 800; letter-spacing: -0.01em; margin: 0 0 14px; }
.admin-settings-row {
    display: grid; grid-template-columns: minmax(160px, 260px) 1fr; gap: 12px 20px;
    align-items: start; padding: 12px 0; border-block-end: 1px solid var(--c-surface-muted,#F1F3F6);
}
.admin-settings-row:last-child { border-block-end: none; }
.admin-settings-label { font-size: 14px; font-weight: 600; padding-block-start: 8px; }
.admin-settings-control { display: flex; flex-direction: column; gap: 6px; }
.admin-settings-input {
    width: 100%; max-width: 360px; box-sizing: border-box; padding: 9px 12px; font-size: 14px;
    border: 1px solid var(--c-border,#E4E7EC); border-radius: 10px; background: #fff;
}
.admin-settings-input:focus-visible { outline: 2px solid var(--c-primary,#2861ED); outline-offset: 2px; }
.admin-settings-input:disabled { background: var(--c-surface-muted,#F1F3F6); color: var(--c-muted,#646B76); }
.admin-settings-checkbox { width: 20px; height: 20px; accent-color: var(--c-primary,#2861ED); cursor: pointer; }
.admin-settings-help { font-size: 12.5px; color: var(--c-muted,#646B76); }
.admin-settings-fielderror { font-size: 12.5px; color: var(--c-negative,#E11D48); font-weight: 600; }

@media (max-width: 640px) {
    .admin-settings-row { grid-template-columns: 1fr; gap: 6px; }
    .admin-settings-label { padding-block-start: 0; }
}

/* ---- Activity log screen (story 2.5): lock banner, filters, pager ---- */

.admin-lock-banner {
    background: var(--c-warning-tint, #FEF3C7); color: var(--c-warning-strong, #92400E);
    border-radius: 10px; padding: 10px 14px; margin-block-end: 12px; font-size: 13.5px; font-weight: 600;
}
.admin-audit-filters { display: flex; flex-wrap: wrap; gap: 12px 16px; align-items: flex-end; margin-block-end: 12px; padding: 16px; }
.admin-audit-filter { display: flex; flex-direction: column; gap: 4px; }
.admin-audit-filter label { font-size: 11.5px; font-weight: 600; color: var(--c-muted,#646B76); }
.admin-audit-filter .admin-settings-input { max-width: 200px; }
.admin-audit-filter-actions { flex-direction: row; align-items: center; gap: 10px; }
.admin-audit-when { font-variant-numeric: tabular-nums; white-space: nowrap; }
.admin-audit-pager { display: flex; align-items: center; justify-content: center; gap: 16px; margin-block-start: 14px; font-size: 13.5px; }
.admin-audit-pager .admin-link-btn:disabled { color: var(--c-muted,#646B76); cursor: default; }

/* ---- Devices list (story 2.6): clickable rows, contact-type chips ---- */

.admin-row-clickable { cursor: pointer; }
.admin-row-clickable:hover { background: var(--c-surface-muted,#F1F3F6); }
.admin-chip { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.admin-chip-scan { background: var(--c-primary-tint,#E7EEFE); color: var(--c-primary,#2861ED); }
.admin-chip-checkin { background: var(--c-positive-tint,#E9F7EE); color: var(--c-positive,#15803D); }
.admin-chip-download { background: var(--c-warning-tint,#FEF3C7); color: var(--c-warning-strong,#92400E); }

/* ---- Device card (story 2.7): tabs, telemetry chip groups ---- */

.admin-tabs { display: flex; gap: 4px; margin-block-end: 16px; border-block-end: 1px solid var(--c-border,#E4E7EC); }
.admin-tab {
    background: none; border: none; padding: 10px 16px; font-size: 14px; font-weight: 600;
    color: var(--c-muted,#646B76); cursor: pointer; border-block-end: 2px solid transparent; margin-block-end: -1px;
}
.admin-tab:hover { color: var(--c-text,#14161A); }
.admin-tab.active { color: var(--c-primary,#2861ED); border-block-end-color: var(--c-primary,#2861ED); }
.admin-tab:focus-visible { outline: 2px solid var(--c-primary,#2861ED); outline-offset: 2px; }

.admin-expand-row > td { background: var(--c-surface-muted,#F8F9FB); padding: 0; }
.admin-tele-card { padding: 20px 22px; }
.admin-tele { display: flex; flex-direction: column; gap: 16px; padding: 16px 8px; }
.admin-tele-group h4 { font-size: 12px; font-weight: 700; color: var(--c-muted,#646B76); margin: 0 0 8px; }
.admin-tele-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.admin-tele-chip {
    display: inline-flex; align-items: baseline; gap: 6px; padding: 4px 10px; border-radius: 8px;
    background: #fff; border: 1px solid var(--c-border,#E4E7EC); font-size: 12.5px;
}
.admin-tele-k { color: var(--c-muted,#646B76); }
.admin-tele-v { font-weight: 600; font-family: Consolas, monospace; }
.admin-tele-flag { padding: 4px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; background: var(--c-primary-tint,#E7EEFE); color: var(--c-primary,#2861ED); }
.admin-tele-fault { padding: 4px 10px; border-radius: 8px; font-size: 12.5px; background: var(--c-negative-tint,#FEE7EC); color: var(--c-negative,#E11D48); }

/* ---- Products screen (story 3.1): thumbnails ---- */
.admin-product-thumb { width: 40px; height: 40px; border-radius: 8px; object-fit: cover; border: 1px solid var(--c-border,#E4E7EC); background: #fff; }
.admin-product-thumb-empty { display: inline-flex; align-items: center; justify-content: center; color: var(--c-muted,#646B76); }
.admin-field input:disabled { background: var(--c-surface-muted,#F1F3F6); color: var(--c-muted,#646B76); }

/* ---- Dashboard (story 2.8): overview bars, tiles, distributions ---- */

.admin-overview { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; margin-block-end: 16px; }
.admin-overview-bar { background: #fff; border-radius: 16px; box-shadow: 0 10px 26px -16px rgba(16,19,25,.14); padding: 16px 18px; }
.admin-overview-head { display: flex; justify-content: space-between; font-size: 13.5px; font-weight: 600; margin-block-end: 8px; }
.admin-overview-sub { font-size: 12px; color: var(--c-muted,#646B76); margin-block-start: 6px; }
.admin-bar { height: 10px; border-radius: 999px; background: var(--c-surface-muted,#F1F3F6); overflow: hidden; }
.admin-bar-fill {
    height: 100%; border-radius: 999px; background: var(--c-primary,#2861ED);
    background-image: repeating-linear-gradient(45deg, rgba(255,255,255,.25) 0 6px, transparent 6px 12px);
}
.admin-bar-fault { background-color: var(--c-negative,#E11D48); }

.admin-tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 16px; margin-block-end: 16px; }
.admin-tile { background: #fff; border-radius: 16px; box-shadow: 0 10px 26px -16px rgba(16,19,25,.14); padding: 16px 18px; }
.admin-tile-label { font-size: 12.5px; color: var(--c-muted,#646B76); font-weight: 600; }
.admin-tile-num { font-size: 32px; font-weight: 800; letter-spacing: -0.02em; margin-block: 4px; }
.admin-tile-sub { font-size: 11.5px; color: var(--c-muted,#646B76); }
.admin-tile-alert .admin-tile-num { color: var(--c-negative,#E11D48); }

.admin-dash-cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 16px; margin-block-end: 16px; }
.admin-dash-card { padding: 18px 20px; }
.admin-dash-title { font-size: 15px; font-weight: 800; margin: 0 0 12px; }
.admin-dash-title-inset { padding: 14px 14px 0; }
.admin-dist-row { display: grid; grid-template-columns: 90px 1fr 36px; gap: 10px; align-items: center; padding: 5px 0; }
.admin-dist-bar { height: 8px; }
.admin-dist-count { text-align: end; font-size: 13px; }
.admin-fault-row { display: flex; justify-content: space-between; align-items: center; padding: 6px 0; gap: 10px; }
.admin-fault-count { font-size: 13px; }

/* ---- Product guides modal (story 3.2) ---- */
.admin-guide-row { display: grid; grid-template-columns: 80px 1fr auto; gap: 12px; align-items: center; padding: 10px 0; border-block-end: 1px solid var(--c-surface-muted,#F1F3F6); }
.admin-guide-row:last-of-type { border-block-end: none; }
.admin-guide-lang { font-weight: 600; font-size: 14px; }
.admin-guide-status { font-size: 12.5px; color: var(--c-ink,#14161A); }
.admin-guide-actions { display: flex; align-items: center; gap: 10px; }

/* ---- Explained faults screen (story 3.3) ---- */
.admin-head-actions { display: flex; align-items: center; gap: 14px; }
.admin-fault-filters { display: flex; gap: 16px; margin-block-end: 14px; flex-wrap: wrap; }
.admin-fault-filters .admin-field { margin-bottom: 0; min-inline-size: 220px; }
.admin-fault-filters select { width: 100%; box-sizing: border-box; padding: 9px 12px; border: 1px solid var(--c-border,#E4E7EC); border-radius: 10px; font-family: inherit; font-size: 14px; }
.admin-badge { display: inline-block; padding: 3px 10px; border-radius: 9999px; font-size: 12px; font-weight: 600; }
.admin-badge-ok { background: var(--c-positive-tint,#E9F7EE); color: var(--c-positive,#15803D); }
.admin-badge-draft { background: #FEF3E2; color: #B25E09; }
.admin-modal-wide { max-width: 560px; }
.admin-fault-editrow { display: flex; gap: 14px; align-items: flex-end; margin-block-end: 8px; }
.admin-fault-editrow .admin-field { margin-bottom: 0; }
.admin-fault-statuscell { padding-block-end: 8px; }
.admin-fault-draftbox { background: var(--c-surface-chip,#F4F6F9); border-radius: 12px; padding: 12px 14px; margin-block: 12px; }
.admin-fault-draftbox label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; }
.admin-fault-draftbox textarea { width: 100%; box-sizing: border-box; border: 1px solid var(--c-border,#E4E7EC); border-radius: 8px; padding: 8px 10px; font-family: inherit; font-size: 13px; resize: vertical; }

/* ---- Service contact links screen (story 3.4) ---- */
.admin-contact-card { padding: 20px 22px; margin-block-end: 16px; max-inline-size: 620px; }
.admin-contact-title { font-size: 16px; font-weight: 700; margin: 0 0 12px; }
.admin-contact-card select { width: 100%; box-sizing: border-box; padding: 9px 12px; border: 1px solid var(--c-border,#E4E7EC); border-radius: 10px; font-family: inherit; font-size: 14px; }
.admin-contact-preview { background: var(--c-surface-chip,#F4F6F9); border-radius: 12px; padding: 12px 14px; margin-block: 12px; font-size: 12.5px; line-height: 1.7; word-break: break-all; }
.admin-contact-invalid { color: var(--c-negative,#E11D48); font-weight: 600; }
.admin-contact-effective { font-size: 13px; color: var(--c-muted,#646B76); margin-block: 8px; }