/* ═══════════════════════════════════════════════════════════
   Nexus Website Template - Design System
   Colours/fonts are overridden at runtime from appsettings.json
   (Branding section) via CSS variables injected in App.razor.
   ═══════════════════════════════════════════════════════════ */

/* ── Self-hosted fonts ────────────────────────────────────── */
@font-face {
    font-family: 'Cardinal';
    src: url('../fonts/Cardinal-Regular.woff') format('woff');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

:root {
    /* Canvas */
    --page-bg:           #07090f;
    --nav-bg:            #0a0f17;
    --container-bg:      #0d1219;
    --container-raised:  #121a26;
    --container-hover:   #182132;
    --card-bg:           #0f1721;
    --card-raised:       #182132;
    --modal-bg:          #0f1721;

    /* Borders */
    --border:            #1c2a3e;
    --border-subtle:     #111c2b;

    /* Accent - primary brand */
    --accent:            #c9a84c;
    --accent-bright:     #e8c76a;
    --accent-dim:        #7d6830;
    --accent-mid:        #967519;
    --accent-text:       #07090f;
    --accent-initial:    var(--accent);
    --accent-muted:      rgba(201,168,76,0.12);
    --accent-glow:       rgba(201,168,76,0.18);
    --accent-border-glow:rgba(201,168,76,0.35);

    /* Text */
    --text:              #d8cdb8;
    --text-bright:       #f0e8d8;
    --text-muted:        #5e7189;
    --text-dim:          #344356;

    /* Semantic colors */
    --danger:            #c0392b;
    --danger-bg:         rgba(192,57,43,0.12);
    --success:           #27ae60;
    --success-bg:        rgba(39,174,96,0.1);
    --info:              #2980b9;
    --info-bg:           rgba(41,128,185,0.1);
    --warning:           #e67e22;
    --warning-bg:        rgba(230,126,34,0.1);

    /* Typography */
    --font-brand:        var(--font-heading);
    --font-heading:      'Cinzel', 'Palatino Linotype', 'Book Antiqua', Georgia, serif;
    --font-body:         'Crimson Pro', Georgia, 'Times New Roman', serif;
    --font-ui:           'Inter', system-ui, -apple-system, sans-serif;
    --font-display:      'Cardinal', 'Cinzel', Georgia, serif;

    /* Radius */
    --radius-sm:         4px;
    --radius:            8px;
    --radius-lg:         12px;
    --radius-xl:         16px;
    --radius-pill:       999px;

    /* Shadows */
    --shadow-sm:         0 1px 3px rgba(0,0,0,0.5);
    --shadow-md:         0 4px 12px rgba(0,0,0,0.6);
    --shadow-lg:         0 12px 32px rgba(0,0,0,0.7);
    --shadow-accent:     0 0 16px var(--accent-border-glow);
    --shadow-card-hover: 0 4px 24px rgba(0,0,0,0.5), 0 0 20px rgba(201,168,76,0.08);

    /* Motion */
    --ease:              cubic-bezier(0.4, 0, 0.2, 1);
    --t-fast:            0.15s;
    --t-base:            0.18s;
    --t-slow:            0.25s;

    /* Font size scale */
    --fs-2xs:  0.65rem;
    --fs-xs:   0.7rem;
    --fs-label: 0.75rem;
    --fs-ui:   0.8rem;
    --fs-sm:   0.875rem;
    --fs-base: 1rem;
    --fs-md:   1.1rem;
    --fs-lg:   1.25rem;
    --fs-xl:   1.5rem;
    --fs-2xl:  1.875rem;

    /* Pattern */
    --pattern-url:       url('/assets/pattern-rhombus.svg');
    --pattern-opacity:   1;

    /* ── Structural (responsive) tokens ──────────────────── */
    --bp-sm:              640px;
    --bp-md:              1024px;
    --bp-lg:              1280px;

    --container-max:      1400px;
    --container-narrow:   1100px;
    --container-read:     720px;

    --gutter-x:           1rem;
    --gutter-y:           1rem;

    --sidebar-w-full:     250px;
    --sidebar-w-rail:     64px;
    --sidebar-w-drawer:   min(86vw, 320px);

    --tap-target:         44px;

    --z-sticky:           10;
    --z-topbar:           40;
    --z-scrim:            50;
    --z-drawer:           60;
    --z-modal:            100;
    --z-toast:            200;
}

@media (min-width: 640px)  { :root { --gutter-x: 1.5rem; --gutter-y: 1.5rem; } }
@media (min-width: 1024px) { :root { --gutter-x: 2rem;   --gutter-y: 2rem;   } }

/* ── Base ─────────────────────────────────────────────────── */

*, *::before, *::after {
    box-sizing: border-box;
}

html, body {
    font-family: var(--font-body);
    font-size: 16px;
    color: var(--text);
    background-color: var(--page-bg);
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6,
.h1, .h2, .h3, .h4, .h5, .h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--text-bright);
    letter-spacing: 0.03em;
}

h1 { font-size: var(--fs-2xl); margin-bottom: 1.5rem; }
h2 { font-size: var(--fs-xl); }
h3 { font-size: var(--fs-lg); }
h4 { font-size: var(--fs-md); }
h5 { font-size: var(--fs-base); }

h1:focus { outline: none; }

p, li, td, th, label, span { font-family: var(--font-body); }

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-bright); }

/* ── Page heading row ─────────────────────────────────────── */

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}

.page-header h1 {
    margin-bottom: 0;
    font-size: 1.625rem;
    background: linear-gradient(135deg, var(--accent-bright) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ── Cards ────────────────────────────────────────────────── */

.card {
    background-color: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.card:hover {
    border-color: var(--accent-border-glow);
    box-shadow: var(--shadow-md), var(--shadow-accent);
}

.card-header {
    background-color: var(--card-raised);
    border-bottom: 1px solid var(--border);
    padding: 1.125rem 1.5rem;
    font-family: var(--font-ui);
    font-weight: 600;
    font-size: var(--fs-sm);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0 !important;
}

.card-body { padding: 1.5rem; }

/* Forum category cards */
.card-title {
    font-family: var(--font-ui);
    font-size: var(--fs-base);
    font-weight: 600;
    color: var(--text-bright);
}

.card-text { font-size: 0.95rem; color: var(--text-muted); }

/* ── Buttons ──────────────────────────────────────────────── */

.btn {
    font-family: var(--font-ui);
    font-weight: 600;
    font-size: var(--fs-ui);
    letter-spacing: 0.06em;
    border-radius: var(--radius);
    padding: 0.55rem 1.3rem;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.18s ease;
    text-transform: uppercase;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-mid) 0%, var(--accent) 50%, var(--accent-mid) 100%);
    background-size: 200% 100%;
    color: var(--accent-text);
    border-color: var(--accent-dim);
}

.btn-primary:hover,
.btn-primary:focus {
    background-position: 100% 0;
    color: var(--accent-text);
    box-shadow: 0 0 16px var(--accent-border-glow);
    border-color: var(--accent);
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: var(--container-raised);
    color: var(--text);
    border-color: var(--border);
    border-radius: 6px;
}

.btn-secondary:hover {
    background-color: var(--container-hover);
    color: var(--text-bright);
    border-color: var(--text-muted);
}

.btn-danger {
    background-color: transparent;
    color: var(--danger);
    border-color: color-mix(in srgb, var(--danger) 40%, transparent);
}

.btn-danger:hover {
    background-color: var(--danger);
    color: white;
    border-color: var(--danger);
}

.btn-success {
    background-color: transparent;
    color: var(--success);
    border-color: color-mix(in srgb, var(--success) 40%, transparent);
}

.btn-success:hover {
    background-color: var(--success);
    color: white;
}

.btn-warning {
    background-color: transparent;
    color: var(--warning);
    border-color: color-mix(in srgb, var(--warning) 40%, transparent);
}

.btn-warning:hover {
    background-color: var(--warning);
    color: white;
}

.btn-outline-secondary {
    background: transparent;
    color: var(--text-muted);
    border-color: var(--border);
}

.btn-outline-secondary:hover {
    background-color: var(--container-raised);
    color: var(--text);
    border-color: var(--text-muted);
}

.btn-outline-danger {
    background: transparent;
    color: var(--danger);
    border-color: color-mix(in srgb, var(--danger) 30%, transparent);
}

.btn-outline-danger:hover {
    background-color: var(--danger);
    color: white;
}

.btn-sm {
    padding: 0.3rem 0.75rem;
    font-size: var(--fs-xs);
}

.btn-lg {
    padding: 0.75rem 2rem;
    font-size: var(--fs-sm);
}

.btn-link {
    background: none;
    border: none;
    color: var(--accent);
    padding: 0.25rem;
    text-decoration: none;
    margin-left: 2.2rem;
}

.btn-link:hover { color: var(--accent-bright); }

.btn:focus, .btn:active:focus,
.btn-link.nav-link:focus,
.form-control:focus,
.form-check-input:focus {
    box-shadow: 0 0 0 2px var(--page-bg), 0 0 0 4px var(--accent-dim);
    outline: none;
}

.w-100 { width: 100%; }

/* ── Tables ───────────────────────────────────────────────── */

.table {
    color: var(--text);
    border-collapse: separate;
    border-spacing: 0;
    background-color: var(--container-bg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    margin-bottom: 1.5rem;
}

.table thead th {
    background-color: var(--container-raised);
    border-bottom: 1px solid var(--border);
    color: var(--accent);
    font-family: var(--font-ui);
    font-weight: 600;
    font-size: var(--fs-xs);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 0.875rem 1rem;
}

.table td {
    padding: 0.875rem 1rem;
    border-bottom: 1px solid var(--border-subtle);
    vertical-align: middle;
    font-size: 0.95rem;
}

.table tbody tr {
    transition: background-color 0.15s ease;
}

.table tbody tr:last-child td { border-bottom: none; }

.table-striped tbody tr:nth-of-type(odd) { background-color: var(--container-raised); }
.table-hover tbody tr:hover,
.table tbody tr:hover {
    background-color: var(--container-hover);
    cursor: pointer;
}

/* ── Forms ────────────────────────────────────────────────── */

.form-control,
.form-select {
    background-color: var(--container-raised);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    padding: 0.6rem 0.875rem;
    font-family: var(--font-body);
    font-size: var(--fs-base);
    transition: border-color 0.18s ease, box-shadow 0.18s ease;
    width: 100%;
    box-sizing: border-box;
}

.form-control::placeholder { color: var(--text-dim); }

.form-control:focus,
.form-select:focus {
    background-color: var(--container-hover);
    border-color: var(--accent-dim);
    color: var(--text-bright);
    box-shadow: 0 0 0 3px var(--accent-muted);
    outline: none;
}

.form-select option {
    background-color: var(--container-raised);
    color: var(--text);
}

.form-control-lg {
    padding: 0.75rem 1rem;
    font-size: 1.05rem;
}

.form-control-sm,
.form-select-sm {
    padding: 0.35rem 0.6rem;
    font-size: var(--fs-sm);
    border-radius: var(--radius-sm);
}

.form-label {
    font-family: var(--font-ui);
    font-weight: 600;
    font-size: var(--fs-label);
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 0.4rem;
    display: block;
}

textarea.form-control { resize: vertical; min-height: 80px; }

/* Validation states */
.valid.modified:not([type=checkbox]) {
    border-color: var(--success);
    outline: none;
}
.invalid {
    border-color: var(--danger) !important;
    outline: none;
}
.validation-message { color: var(--danger); font-size: var(--fs-sm); margin-top: 0.25rem; }

/* ── Checkboxes ───────────────────────────────────────────── */

.form-check { padding: 0.375rem 0; display: flex; align-items: center; gap: 0.5rem; }

.form-check-input {
    width: 1rem;
    height: 1rem;
    background-color: var(--container-raised);
    border: 1px solid var(--border);
    border-radius: 3px;
    cursor: pointer;
    flex-shrink: 0;
    appearance: none;
    position: relative;
    margin: 0;
}

.form-check-input:checked {
    background-color: var(--accent);
    border-color: var(--accent);
}

.form-check-input:checked::after {
    content: '';
    position: absolute;
    left: 3px; top: 1px;
    width: 5px; height: 8px;
    border: 2px solid #0a0c10;
    border-top: none; border-left: none;
    transform: rotate(45deg);
}

.form-check-input:focus { box-shadow: 0 0 0 3px var(--accent-muted); }

.form-check-label {
    font-family: var(--font-body);
    font-size: var(--fs-base);
    color: var(--text);
    cursor: pointer;
    text-transform: none;
    letter-spacing: 0;
}

/* ── Alerts ───────────────────────────────────────────────── */

.alert {
    border: none;
    border-left: 3px solid;
    border-radius: var(--radius);
    padding: 0.875rem 1.125rem;
    font-family: var(--font-body);
    font-size: var(--fs-base);
}

.alert-danger    { background-color: var(--danger-bg);   border-color: var(--danger);   color: var(--danger); }
.alert-success   { background-color: var(--success-bg); border-color: var(--success); color: var(--success); }
.alert-info      { background-color: var(--info-bg);  border-color: var(--info);  color: var(--info); }
.alert-warning   { background-color: var(--warning-bg); border-color: var(--warning); color: var(--warning); }

/* ── Badges ───────────────────────────────────────────────── */

.badge {
    font-family: var(--font-ui);
    font-size: var(--fs-2xs);
    font-weight: 600;
    letter-spacing: 0.05em;
    padding: 0.3rem 0.6rem;
    border-radius: 4px;
    text-transform: uppercase;
}

.bg-primary   { background-color: var(--accent-muted) !important; color: var(--accent) !important; }
.bg-secondary { background-color: var(--container-raised) !important; color: var(--text-muted) !important; }
.bg-success   { background-color: var(--success-bg) !important; color: var(--success) !important; }
.bg-danger    { background-color: var(--danger-bg) !important; color: var(--danger) !important; }

/* ── Modal ────────────────────────────────────────────────── */

.modal {
    position: fixed;
    inset: 0;
    z-index: 1050;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(4, 6, 10, 0.85) !important;
    backdrop-filter: blur(4px);
    padding: 1rem;
}

.modal-dialog {
    width: 100%;
    max-width: 520px;
    max-height: calc(100vh - 2rem);
    margin: 0 auto;
    display: flex;
    flex-direction: column;
}

.modal-dialog-scrollable {
    max-height: calc(100vh - 2rem);
}

.modal-dialog-scrollable .modal-content {
    overflow: hidden;
    display: flex;
    flex-direction: column;
    max-height: 100%;
}

.modal-dialog-scrollable .modal-body {
    overflow-y: auto;
    flex: 1 1 auto;
}

.modal-content {
    background-color: var(--modal-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg), 0 0 40px color-mix(in srgb, var(--accent) 8%, transparent);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.modal-header {
    background-color: var(--container-raised);
    border-bottom: 1px solid var(--border);
    padding: 1.25rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-family: var(--font-ui);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
    margin: 0;
}

.btn-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0;
    line-height: 1;
    opacity: 0.7;
    transition: opacity 0.15s;
}

.btn-close::after { content: '×'; display: block; }
.btn-close:hover { opacity: 1; color: var(--text-bright); }

.modal-body { padding: 1.5rem; }

.modal-footer {
    border-top: 1px solid var(--border);
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: flex-end;
    gap: 0.625rem;
    background-color: var(--container-raised);
}

/* ── Spinner ──────────────────────────────────────────────── */

.spinner-border {
    border-color: var(--accent-dim);
    border-right-color: transparent;
    color: var(--accent);
}

.spinner-border-sm { width: 1rem; height: 1rem; border-width: 0.15em; }

/* ── Utility ──────────────────────────────────────────────── */

.text-muted    { color: var(--text-muted) !important; }
.text-danger   { color: var(--danger) !important; }
.text-success  { color: var(--success) !important; }
.text-primary  { color: var(--accent) !important; }

.fw-bold, .fw-semibold { font-weight: 700; }
.fw-semibold           { font-weight: 600; }

.small, small { font-size: var(--fs-sm); color: var(--text-muted); }

.shadow-sm { box-shadow: var(--shadow-sm) !important; }
.shadow-lg { box-shadow: var(--shadow-lg) !important; }

.d-flex            { display: flex; }
.d-block           { display: block; }
.d-none            { display: none; }
.flex-column       { flex-direction: column; }
.flex-wrap         { flex-wrap: wrap; }
.align-items-start { align-items: flex-start; }
.align-items-center{ align-items: center; }
.align-items-end   { align-items: flex-end; }
.align-self-end    { align-self: flex-end; }
.justify-content-between { justify-content: space-between; }
.justify-content-center  { justify-content: center; }
.flex-1            { flex: 1; }
.flex-shrink-0     { flex-shrink: 0; }
.gap-1             { gap: 0.25rem; }
.gap-2             { gap: 0.5rem; }
.gap-3             { gap: 1rem; }
.gap-4             { gap: 1.5rem; }
.ms-1              { margin-left: 0.25rem; }
.ms-2              { margin-left: 0.5rem; }
.ms-3              { margin-left: 1rem; }
.me-1              { margin-right: 0.25rem; }
.me-2              { margin-right: 0.5rem; }
.me-3              { margin-right: 1rem; }
.mt-1              { margin-top: 0.25rem; }
.mt-2              { margin-top: 0.5rem; }
.mt-3              { margin-top: 1rem; }
.mt-4              { margin-top: 1.5rem; }
.mb-0              { margin-bottom: 0 !important; }
.mb-1              { margin-bottom: 0.25rem; }
.mb-2              { margin-bottom: 0.5rem; }
.mb-3              { margin-bottom: 1rem; }
.mb-4              { margin-bottom: 1.5rem; }
.my-5              { margin-top: 3rem; margin-bottom: 3rem; }
.p-0               { padding: 0 !important; }
.p-5               { padding: 3rem; }
.px-4              { padding-left: 1.5rem; padding-right: 1.5rem; }

.text-center { text-align: center; }
.visually-hidden {
    position: absolute;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
}

/* ── Login page ───────────────────────────────────────────── */

.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background-color: var(--page-bg);
    background-image:
        radial-gradient(ellipse 80% 60% at 50% 0%, var(--accent-glow) 0%, transparent 60%),
        var(--pattern-url, none);
    position: relative;
}

.login-container::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(160deg, color-mix(in srgb, var(--accent) 4%, transparent) 0%, transparent 40%, rgba(41,80,140,0.06) 100%);
    pointer-events: none;
}

.login-card {
    max-width: 460px;
    width: 100%;
    position: relative;
    z-index: 1;
}

.login-card .card {
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg), 0 0 60px rgba(201, 168, 76, 0.06);
}

.login-brand {
    font-family: var(--font-brand);
    font-size: var(--fs-xl);
    font-weight: 700;
    color: var(--text);
    letter-spacing: 0.03em;
    margin-bottom: 0.5rem;
    display: block;
}

.login-brand::first-letter {
    color: var(--accent-initial);
}

.login-subtitle {
    color: var(--text-muted);
    font-size: 0.95rem;
    font-family: var(--font-body);
}

/* ── Stat / summary cards ─────────────────────────────────── */

.stat-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0; right: 0;
    width: 80px; height: 80px;
    background: radial-gradient(circle, var(--accent-muted) 0%, transparent 70%);
    pointer-events: none;
}

.stat-card:hover {
    border-color: var(--accent-border-glow);
    box-shadow: var(--shadow-md);
}

.stat-card-title {
    font-family: var(--font-ui);
    font-size: var(--fs-2xs);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
    font-weight: 600;
}

.stat-card-value {
    font-family: var(--font-ui);
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--accent);
    margin-top: 0.375rem;
    line-height: 1;
}

/* ── Content wrapper ─────────────────────────────────────── */

.content {
    padding-top: 1.5rem;
}

/* ── Blazor error boundary ─────────────────────────────────── */

.blazor-error-boundary {
    background: var(--danger-bg);
    border-left: 3px solid var(--danger);
    padding: 1rem 1rem 1rem 3.7rem;
    color: var(--danger);
    border-radius: var(--radius);
}

.blazor-error-boundary::after {
    content: "An error has occurred."
}

/* ── Scrollbar ────────────────────────────────────────────── */

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--page-bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-dim); }

/* ── Breadcrumb ───────────────────────────────────────────── */

.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    gap: 0;
    list-style: none;
    padding: 0;
    margin: 0 0 1.25rem 0;
    font-family: var(--font-ui);
    font-size: var(--fs-xs);
    font-weight: 600;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

.breadcrumb-item + .breadcrumb-item::before {
    content: '›';
    color: var(--text-dim);
    padding: 0 0.5rem;
}

.breadcrumb-item a { color: var(--text-muted); }
.breadcrumb-item a:hover { color: var(--accent); }
.breadcrumb-item.active { color: var(--accent); }

/* ── Bootstrap overrides we can't scope otherwise ─────────── */

.darker-border-checkbox.form-check-input { border-color: var(--border); }

.form-floating > .form-control-plaintext::placeholder,
.form-floating > .form-control::placeholder { color: var(--text-dim); text-align: end; }
.form-floating > .form-control-plaintext:focus::placeholder,
.form-floating > .form-control:focus::placeholder { text-align: start; }

.row { display: flex; flex-wrap: wrap; margin-left: -0.75rem; margin-right: -0.75rem; min-width: 0; overflow: hidden; }
.col-md-4 { flex: 0 0 33.333%; max-width: 33.333%; padding: 0 0.75rem; min-width: 0; }
.col-md-6 { flex: 0 0 50%;      max-width: 50%;      padding: 0 0.75rem; min-width: 0; }
.col-12   { flex: 0 0 100%;     max-width: 100%;     padding: 0 0.75rem; min-width: 0; }
@media (min-width: 640px)  { .col-md-4 { flex: 0 0 50%;   max-width: 50%; } }
@media (min-width: 1024px) { .col-md-4 { flex: 0 0 33.333%; max-width: 33.333%; } }

.grid-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1rem;
}
@media (min-width: 640px)  { .grid-cards { gap: 1.25rem; } }
@media (min-width: 1024px) { .grid-cards { gap: 1.5rem; } }

/* ── Table responsive wrapper ────────────────────────────── */

.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    min-width: 0;
    width: 100%;
}

.table-responsive .table { margin-bottom: 0; }

/* ── Modal improvements ───────────────────────────────────── */

@media (max-height: 600px) {
    .modal { align-items: flex-start; padding-top: 1rem; }
    .modal-dialog { max-height: 95vh; }
}

/* ── Border accent utility ─────────────────────────────────── */

.border-accent {
    border-color: var(--accent) !important;
    box-shadow: var(--shadow-md), 0 0 0 1px var(--accent-border-glow);
}

/* ── Brand profile grid + cards ────────────────────────────── */

.bp-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.25rem;
}

/* ── Paired profile wrapper ── */

.bp-pair {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr 40px 1fr;
    background: color-mix(in srgb, var(--accent) 3%, var(--card-bg));
    border: 1px solid color-mix(in srgb, var(--accent) 28%, var(--border));
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 7%, transparent);
}

.bp-pair .bp-card {
    border: none;
    border-radius: 0;
    box-shadow: none;
    background: transparent;
}

.bp-pair .bp-card:hover {
    transform: none;
    box-shadow: none;
    border-color: transparent;
}

.bp-pair .bp-card:first-child {
    border-right: 1px solid color-mix(in srgb, var(--accent) 14%, var(--border));
}

.bp-pair .bp-card:last-child {
    border-left: 1px solid color-mix(in srgb, var(--accent) 14%, var(--border));
}

.bp-pair .bp-card--active {
    background: color-mix(in srgb, var(--accent) 4%, var(--card-bg));
    box-shadow: inset 0 2px 0 var(--accent);
}

.bp-pair__connector {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: color-mix(in srgb, var(--accent) 5%, var(--card-bg));
    position: relative;
    gap: 0;
}

.bp-pair__connector-line {
    flex: 1;
    width: 1px;
}

.bp-pair__connector-line:first-child {
    background: linear-gradient(to bottom,
        transparent 0%,
        color-mix(in srgb, var(--accent) 25%, transparent) 100%);
}

.bp-pair__connector-line:last-child {
    background: linear-gradient(to top,
        transparent 0%,
        color-mix(in srgb, var(--accent) 25%, transparent) 100%);
}

.bp-pair__connector-node {
    width: 26px;
    height: 26px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--surface);
    border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
    color: var(--accent-dim);
    flex-shrink: 0;
    box-shadow: 0 0 10px color-mix(in srgb, var(--accent) 14%, transparent);
}

@media (max-width: 640px) {
    .bp-pair {
        grid-template-columns: 1fr;
    }

    .bp-pair .bp-card:first-child {
        border-right: none;
        border-bottom: 1px solid color-mix(in srgb, var(--accent) 14%, var(--border));
    }

    .bp-pair .bp-card:last-child {
        border-left: none;
        border-top: 1px solid color-mix(in srgb, var(--accent) 14%, var(--border));
    }

    .bp-pair__connector {
        flex-direction: row;
        height: 36px;
    }

    .bp-pair__connector-line:first-child {
        flex: 1;
        width: auto;
        height: 1px;
        background: linear-gradient(to right,
            transparent 0%,
            color-mix(in srgb, var(--accent) 25%, transparent) 100%);
    }

    .bp-pair__connector-line:last-child {
        flex: 1;
        width: auto;
        height: 1px;
        background: linear-gradient(to left,
            transparent 0%,
            color-mix(in srgb, var(--accent) 25%, transparent) 100%);
    }
}

.bp-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.15s ease;
}

.bp-card:hover {
    border-color: var(--accent-border-glow);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.bp-card--active {
    border-color: var(--accent);
    box-shadow: var(--shadow-md), 0 0 0 1px var(--accent-border-glow);
}

.bp-card--has-partner {
    border-color: color-mix(in srgb, var(--accent) 30%, var(--border));
}

.bp-card--has-partner:hover {
    border-color: color-mix(in srgb, var(--accent) 55%, var(--border));
}

/* ── Swatch stack (single profile + optional partner) ── */

.bp-card__swatch-stack {
    position: relative;
    border-bottom: 1px solid var(--border-subtle);
}

.bp-card__swatches {
    height: 7px;
    display: flex;
}

.bp-card__swatches > div { flex: 1; }

.bp-card__swatches--partner {
    opacity: 0.55;
}

.bp-card__swatch-divider {
    position: relative;
    height: 10px;
    background: color-mix(in srgb, var(--accent) 4%, var(--card-bg));
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: visible;
}

.bp-card__swatch-link-icon {
    color: var(--accent-dim);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
}

/* ── Partner row ── */

.bp-card__partner-row {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 5px 8px;
    margin-bottom: 0.6rem;
    background: color-mix(in srgb, var(--accent) 5%, transparent);
    border: 1px solid color-mix(in srgb, var(--accent) 15%, transparent);
    border-radius: 4px;
    color: var(--accent-dim);
}

.bp-card__partner-label {
    font-family: var(--font-ui);
    font-size: 0.62rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    color: var(--text-muted);
    text-transform: uppercase;
    white-space: nowrap;
}

.bp-card__partner-name {
    font-family: var(--font-ui);
    font-size: var(--fs-xs);
    font-weight: 600;
    color: var(--text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    flex: 1;
    min-width: 0;
}

.bp-card__partner-dots {
    display: flex;
    gap: 3px;
    align-items: center;
    flex-shrink: 0;
}

.bp-card__partner-dots > span {
    display: block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    border: 1px solid rgba(0,0,0,0.15);
    flex-shrink: 0;
}

.bp-card__body {
    padding: 1.1rem 1.25rem 1.25rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.bp-card__head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.bp-card__name {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    color: var(--text-bright);
    letter-spacing: 0.02em;
    margin: 0;
}

.bp-card__community {
    color: var(--text-muted);
    font-size: var(--fs-ui);
    margin: 2px 0 0;
}

.bp-card__tag {
    color: var(--text-muted);
    font-size: 0.85rem;
    font-style: italic;
    margin: 0 0 0.85rem;
    line-height: 1.4;
    flex: 1;
}

.bp-card__fonts {
    color: var(--text-dim);
    font-family: var(--font-ui);
    font-size: var(--fs-xs);
    letter-spacing: 0.04em;
    text-transform: uppercase;
    margin-bottom: 0.9rem;
}

.bp-card__actions {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
}

.bp-card__active-badge {
    background: var(--success-bg);
    color: var(--success);
    border: 1px solid color-mix(in srgb, var(--success) 30%, transparent);
    font-family: var(--font-ui);
    font-size: var(--fs-2xs);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.2rem 0.5rem;
    border-radius: 3px;
    white-space: nowrap;
}


.bp-card__footer {
    padding: 0.6rem 1.25rem;
    border-top: 1px solid var(--border-subtle);
    font-family: var(--font-ui);
    font-size: 0.68rem;
    color: var(--text-dim);
    letter-spacing: 0.02em;
}

/* ═══════════════════════════════════════════════════════
   Responsive utilities (additive)
   ═══════════════════════════════════════════════════════ */

/* Container shell */
.page-shell {
    width: 100%;
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: var(--gutter-x);
}
.page-shell--narrow { max-width: var(--container-narrow); }
.page-shell--read   { max-width: var(--container-read); }

/* Display helpers */
.d-none  { display: none; }
.d-block { display: block; }
.d-flex  { display: flex; }

@media (min-width: 640px) {
    .d-sm-none  { display: none; }
    .d-sm-block { display: block; }
    .d-sm-flex  { display: flex; }
}

@media (min-width: 1024px) {
    .d-md-none  { display: none; }
    .d-md-block { display: block; }
    .d-md-flex  { display: flex; }
}

/* Touch-target floor - low specificity, coarse pointers */
@media (max-width: 1023.98px), (pointer: coarse) {
    :where(.btn, .btn-sm, .btn-link,
           .form-control, .form-select, .form-check-input,
           .nav-link, .icon-btn,
           .cal-nav-btn, .cal-view-btn,
           .sidebar-toggle, .btn-close) {
        min-height: var(--tap-target);
    }
}

/* iOS Safari zoom fix */
@media (max-width: 639.98px) {
    input, select, textarea, .form-control { font-size: 16px !important; }
}

/* Modal → bottom sheet on mobile */
@media (max-width: 639.98px) {
    .modal         { align-items: flex-end; padding: 0; }
    .modal-dialog  { max-width: 100%; width: 100%; margin: 0; }
    .modal-content {
        border-radius: var(--radius-xl) var(--radius-xl) 0 0;
        max-height: 88vh;
        animation: sheet-up var(--t-slow) var(--ease);
    }
    .modal-content::before {
        content: "";
        display: block;
        width: 36px;
        height: 4px;
        background: var(--border);
        border-radius: var(--radius-pill);
        margin: 0.75rem auto 0;
    }
    .modal-footer {
        flex-direction: column-reverse;
        gap: 0.5rem;
        padding-bottom: max(1.5rem, env(safe-area-inset-bottom));
    }
    .modal-footer .btn { width: 100%; padding-block: 0.75rem; }
}

/* Row-card pattern - tables → cards on phone */
.row-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.85rem 1rem;
    margin-bottom: 0.55rem;
}
.row-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.7rem;
    margin-bottom: 0.5rem;
}
.row-card-name {
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-bright);
}
.row-card-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem 0.85rem;
}
.row-card-k {
    font-family: var(--font-ui);
    font-size: 0.6rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
}
.row-card-v {
    font-family: var(--font-body);
    font-size: 0.85rem;
    color: var(--text);
    margin-top: 0.1rem;
}

/* Long-form reading */
.page-shell--read pre,
.page-shell--read code { overflow-wrap: anywhere; }
.page-shell--read pre  { overflow-x: auto; }
.breadcrumb            { flex-wrap: wrap; }

/* Bottom-sheet animation */
@keyframes sheet-up {
    from { transform: translateY(100%); }
    to   { transform: translateY(0); }
}

/* ── Reconnect Modal ──────────────────────────────────────── */
#components-reconnect-modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(0, 0, 0, 0.6);
    align-items: center;
    justify-content: center;
}

#components-reconnect-modal.components-reconnect-show {
    display: flex;
}

.reconnect-modal-content {
    background: var(--modal-bg);
    border: 1px solid var(--border);
    border-radius: 0.75rem;
    padding: 2rem;
    text-align: center;
    max-width: 360px;
    width: 90%;
}

.reconnect-icon {
    color: var(--warning);
    margin-bottom: 1rem;
}

.reconnect-title {
    font-family: var(--font-heading);
    margin-bottom: 0.5rem;
}

.reconnect-message {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.reconnect-spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: sr-spin 0.8s linear infinite;
    margin: 1rem auto;
}

#components-reconnect-modal.components-reconnect-failed .reconnect-spinner,
#components-reconnect-modal.components-reconnect-rejected .reconnect-spinner,
#components-reconnect-modal.components-reconnect-failed .reconnect-message,
#components-reconnect-modal.components-reconnect-rejected .reconnect-message {
    display: none;
}

.reconnect-failed-message {
    display: none;
    color: var(--danger);
    font-size: 0.9rem;
}

#components-reconnect-modal.components-reconnect-failed .reconnect-failed-message,
#components-reconnect-modal.components-reconnect-rejected .reconnect-failed-message {
    display: block;
}