/* ==========================================================================
   NIGAMACONNECT ADMIN — USER ENGAGEMENT & RETENTION (PART 8)
   Spatial Glass Cards, Audience Metrics, Push Notification Broadcast Engine
   Compatible with Python Server 1 (/api/admin/engagement/*)
   ========================================================================== */

/* ── Content Layout ──────────────────────────────────────────────────── */
.engagement-content {
    flex: 1;
    width: 100%;
    max-width: 1560px;
    margin: 0 auto;
    box-sizing: border-box;
    padding: 32px;
    display: flex;
    flex-direction: column;
    gap: 28px;
    font-family: var(--nc-font-sans, 'Plus Jakarta Sans', sans-serif);
    color: var(--nc-text-primary, #F8FAFC);
    align-self: stretch;
}

/* ── Banner ──────────────────────────────────────────────────────────── */
.engagement-banner {
    background: linear-gradient(135deg, rgba(15, 29, 56, 0.95) 0%, rgba(11, 21, 40, 0.95) 50%, rgba(139, 92, 246, 0.25) 100%);
    border: 1px solid rgba(139, 92, 246, 0.35);
    border-radius: 20px;
    padding: 32px 36px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5), 0 0 30px rgba(139, 92, 246, 0.15);
    backdrop-filter: blur(28px) saturate(180%);
    -webkit-backdrop-filter: blur(28px) saturate(180%);
}

.banner-text {
    flex: 1;
    z-index: 1;
}

.banner-title {
    font-family: var(--nc-font-heading, 'Outfit', sans-serif);
    font-size: 26px;
    font-weight: 800;
    color: #FFFFFF;
    margin: 0 0 8px 0;
    letter-spacing: -0.02em;
}

.banner-subtitle {
    font-size: 14px;
    color: var(--nc-text-secondary, #94A3B8);
    max-width: 620px;
    line-height: 1.6;
    margin: 0;
}

.banner-icon {
    font-size: 56px;
    position: relative;
    z-index: 1;
    filter: drop-shadow(0 0 16px rgba(139, 92, 246, 0.4));
}

/* ── Engagement Cards Grid ───────────────────────────────────────────── */
.engagement-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
    width: 100%;
    box-sizing: border-box;
}

@media (max-width: 1180px) {
    .engagement-grid {
        grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    }
}

/* ── Engagement Card ─────────────────────────────────────────────────── */
.engagement-card {
    background: rgba(11, 21, 40, 0.78);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    padding: 28px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.35);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    overflow: hidden;
    height: 100%;
    box-sizing: border-box;
}

.engagement-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
}

/* 1. Incomplete Profiles: Royal Violet */
.incomplete-profiles::before {
    background: linear-gradient(90deg, #8B5CF6, #A78BFA);
}
.incomplete-profiles:hover {
    border-color: rgba(139, 92, 246, 0.45);
    box-shadow: 0 16px 44px rgba(0, 0, 0, 0.5), 0 0 24px rgba(139, 92, 246, 0.2);
    transform: translateY(-3px);
}

/* 2. No Family Tree: Kinship Emerald */
.no-family-tree::before {
    background: linear-gradient(90deg, #10B981, #34D399);
}
.no-family-tree:hover {
    border-color: rgba(16, 185, 129, 0.45);
    box-shadow: 0 16px 44px rgba(0, 0, 0, 0.5), 0 0 24px rgba(16, 185, 129, 0.2);
    transform: translateY(-3px);
}

/* 3. Custom Notification: Sunrise Orange */
.custom-notification::before {
    background: linear-gradient(90deg, #FFA24D, #F59E0B);
}
.custom-notification:hover {
    border-color: rgba(255, 162, 77, 0.45);
    box-shadow: 0 16px 44px rgba(0, 0, 0, 0.5), 0 0 24px rgba(255, 162, 77, 0.2);
    transform: translateY(-3px);
}

/* Card Header */
.card-header {
    display: flex;
    align-items: center;
    gap: 16px;
}

.card-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    background: rgba(15, 29, 56, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.1);
    flex-shrink: 0;
}

.card-title-section {
    flex: 1;
}

.card-title {
    font-family: var(--nc-font-heading, 'Outfit', sans-serif);
    font-size: 19px;
    font-weight: 700;
    color: #FFFFFF;
    margin: 0 0 4px 0;
}

.card-subtitle {
    font-size: 13px;
    color: var(--nc-text-secondary, #94A3B8);
    margin: 0;
}

/* Stats */
.card-stats {
    padding: 16px;
    background: rgba(15, 29, 56, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 12px;
    text-align: center;
}

.stat-value {
    font-family: var(--nc-font-mono, 'JetBrains Mono', monospace);
    font-size: 38px;
    font-weight: 800;
    line-height: 1;
    color: #0FA3D9;
    margin-bottom: 4px;
}

.incomplete-profiles .stat-value { color: #C4B5FD; }
.no-family-tree .stat-value { color: #4FD8A0; }

.stat-label {
    font-size: 12px;
    color: var(--nc-text-secondary, #94A3B8);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Card Info */
.card-info {
    font-size: 12.5px;
    color: var(--nc-text-secondary, #94A3B8);
    line-height: 1.5;
    padding: 10px 14px;
    background: rgba(2, 6, 23, 0.4);
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.card-info strong {
    color: #FFFFFF;
}

/* Buttons */
.send-notification-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 13px;
    border: none;
    border-radius: 12px;
    font-family: var(--nc-font-sans, 'Plus Jakarta Sans', sans-serif);
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    background: linear-gradient(135deg, #0FA3D9 0%, #0284C7 100%);
    color: #FFFFFF;
    box-shadow: 0 4px 16px rgba(15, 163, 217, 0.35);
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    margin-top: auto;
}

.send-notification-btn svg {
    width: 18px !important;
    height: 18px !important;
    max-width: 18px !important;
    max-height: 18px !important;
    flex-shrink: 0;
    stroke: currentColor;
    display: inline-block;
}

.send-notification-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(15, 163, 217, 0.5);
    background: linear-gradient(135deg, #38BDF8 0%, #0FA3D9 100%);
}

.incomplete-profiles .send-notification-btn {
    background: linear-gradient(135deg, #8B5CF6 0%, #6D28D9 100%);
    box-shadow: 0 4px 16px rgba(139, 92, 246, 0.35);
}
.incomplete-profiles .send-notification-btn:hover {
    background: linear-gradient(135deg, #A78BFA 0%, #7C3AED 100%);
    box-shadow: 0 8px 24px rgba(139, 92, 246, 0.55);
}

.no-family-tree .send-notification-btn {
    background: linear-gradient(135deg, #10B981 0%, #059669 100%);
    box-shadow: 0 4px 16px rgba(16, 185, 129, 0.35);
}
.no-family-tree .send-notification-btn:hover {
    background: linear-gradient(135deg, #34D399 0%, #10B981 100%);
    box-shadow: 0 8px 24px rgba(16, 185, 129, 0.55);
}

.custom-notification .send-notification-btn.custom {
    background: linear-gradient(135deg, #FFA24D 0%, #EA580C 100%);
    box-shadow: 0 4px 16px rgba(255, 162, 77, 0.35);
}
.custom-notification .send-notification-btn.custom:hover {
    background: linear-gradient(135deg, #FDBA74 0%, #FFA24D 100%);
    box-shadow: 0 8px 24px rgba(255, 162, 77, 0.55);
}

.card-footer {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 11.5px;
    color: var(--nc-text-muted, #64748B);
    line-height: 1.4;
    padding-top: 6px;
}

.card-footer.warning {
    color: #F59E0B;
}

/* Custom Form */
.custom-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.form-group {
    position: relative;
    display: flex;
    flex-direction: column;
}

.form-label {
    font-size: 12.5px;
    font-weight: 600;
    color: var(--nc-text-secondary, #94A3B8);
    margin-bottom: 6px;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 11px 14px;
    background: rgba(15, 29, 56, 0.65);
    border: 1.5px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    font-family: var(--nc-font-sans, 'Plus Jakarta Sans', sans-serif);
    font-size: 13.5px;
    color: #F8FAFC;
    transition: all 0.2s ease;
    box-sizing: border-box;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: #0FA3D9;
    box-shadow: 0 0 0 3px rgba(15, 163, 217, 0.2);
    background: rgba(15, 29, 56, 0.85);
}

.char-count {
    font-family: var(--nc-font-mono, 'JetBrains Mono', monospace);
    font-size: 11px;
    color: var(--nc-text-muted, #64748B);
    align-self: flex-end;
    margin-top: 4px;
}

/* ── Action Log ──────────────────────────────────────────────────────── */
.log-card {
    background: rgba(11, 21, 40, 0.85);
    border: 1px solid rgba(15, 163, 217, 0.3);
    border-radius: 20px;
    padding: 24px 28px;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    width: 100%;
    box-sizing: border-box;
}

.log-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.log-title {
    font-family: var(--nc-font-mono, 'JetBrains Mono', monospace);
    font-size: 15px;
    font-weight: 700;
    color: #38BDF8;
    margin: 0;
}

.log-clear-btn {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: var(--nc-text-secondary, #94A3B8);
    border-radius: 8px;
    padding: 6px 14px;
    font-family: var(--nc-font-mono, 'JetBrains Mono', monospace);
    font-size: 12px;
    cursor: pointer;
    transition: all 0.2s;
}

.log-clear-btn:hover {
    background: rgba(239, 68, 68, 0.2);
    color: #EF4444;
}

.log-list {
    max-height: 320px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-family: var(--nc-font-mono, 'JetBrains Mono', monospace);
}

.log-list::-webkit-scrollbar {
    width: 4px;
}
.log-list::-webkit-scrollbar-thumb {
    background: rgba(15, 163, 217, 0.3);
    border-radius: 4px;
}

.log-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    color: var(--nc-text-muted, #64748B);
    text-align: center;
    font-size: 13px;
}

.log-empty svg {
    width: 32px;
    height: 32px;
    margin-bottom: 8px;
    opacity: 0.5;
}

.log-entry {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 14px;
    background: rgba(15, 29, 56, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    transition: all 0.2s;
}

.log-entry:hover {
    background: rgba(15, 29, 56, 0.75);
    border-color: rgba(15, 163, 217, 0.25);
}

.log-entry-icon {
    font-size: 18px;
    flex-shrink: 0;
    line-height: 1.2;
}

.log-entry-body {
    flex: 1;
    min-width: 0;
}

.log-entry-title {
    font-size: 13px;
    font-weight: 700;
    color: #F8FAFC;
    margin: 0 0 2px 0;
}

.log-entry-message {
    font-size: 12px;
    color: var(--nc-text-secondary, #94A3B8);
    margin: 0;
    line-height: 1.4;
    word-break: break-word;
}

.log-entry-time {
    font-size: 11px;
    color: var(--nc-text-muted, #64748B);
    flex-shrink: 0;
}

/* ── Toasts ──────────────────────────────────────────────────────────── */
.engagement-toast {
    background: rgba(11, 21, 40, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 12px;
    padding: 14px 18px;
    color: #FFFFFF;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(16px);
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.toast-emoji {
    font-size: 20px;
}

.toast-title {
    font-weight: 700;
    font-size: 13.5px;
    margin: 0 0 2px 0;
    color: #FFFFFF;
}

.toast-msg {
    font-size: 12px;
    color: var(--nc-text-secondary, #94A3B8);
    margin: 0;
}

/* ── Responsive ──────────────────────────────────────────────────────── */
@media (max-width: 900px) {
    .engagement-content {
        padding: 16px;
    }
    .engagement-banner {
        flex-direction: column;
        align-items: flex-start;
    }
    .engagement-grid {
        grid-template-columns: 1fr;
    }
}

/* ── Light Theme Overrides ───────────────────────────────────────────── */
:root[data-theme="light"] .engagement-content {
    color: #0F172A;
}

:root[data-theme="light"] .engagement-banner {
    background: linear-gradient(135deg, #FFFFFF 0%, #F8FAFC 55%, rgba(139, 92, 246, 0.1) 100%) !important;
    border-color: rgba(139, 92, 246, 0.25) !important;
    box-shadow: 0 12px 32px rgba(15, 23, 42, 0.06) !important;
}

:root[data-theme="light"] .banner-title {
    color: #0F172A !important;
}

:root[data-theme="light"] .banner-subtitle {
    color: #475569 !important;
}

:root[data-theme="light"] .engagement-card {
    background: #FFFFFF !important;
    border: 1px solid rgba(15, 23, 42, 0.09) !important;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.05) !important;
}

:root[data-theme="light"] .card-icon {
    background: #F1F5F9 !important;
    border-color: rgba(15, 23, 42, 0.08) !important;
}

:root[data-theme="light"] .card-title {
    color: #0F172A !important;
}

:root[data-theme="light"] .card-subtitle {
    color: #64748B !important;
}

:root[data-theme="light"] .card-stats {
    background: #F8FAFC !important;
    border-color: rgba(15, 23, 42, 0.08) !important;
}

:root[data-theme="light"] .stat-label {
    color: #64748B !important;
}

:root[data-theme="light"] .incomplete-profiles .stat-value {
    color: #7C3AED !important;
}

:root[data-theme="light"] .no-family-tree .stat-value {
    color: #059669 !important;
}

:root[data-theme="light"] .custom-notification .stat-value {
    color: #EA580C !important;
}

:root[data-theme="light"] .card-info {
    background: #F1F5F9 !important;
    border-color: rgba(15, 23, 42, 0.08) !important;
    color: #475569 !important;
}

:root[data-theme="light"] .card-info strong {
    color: #0F172A !important;
}

:root[data-theme="light"] .form-label {
    color: #334155 !important;
}

:root[data-theme="light"] .form-input,
:root[data-theme="light"] .form-textarea {
    background: #F8FAFC !important;
    border-color: rgba(15, 23, 42, 0.16) !important;
    color: #0F172A !important;
}

:root[data-theme="light"] .form-input:focus,
:root[data-theme="light"] .form-textarea:focus {
    background: #FFFFFF !important;
    border-color: #0FA3D9 !important;
    box-shadow: 0 0 0 3px rgba(15, 163, 217, 0.18) !important;
    color: #0F172A !important;
}

:root[data-theme="light"] .char-count {
    color: #64748B !important;
}

:root[data-theme="light"] .card-footer {
    color: #64748B !important;
}

:root[data-theme="light"] .card-footer.warning {
    color: #D97706 !important;
}

:root[data-theme="light"] .log-card {
    background: #FFFFFF !important;
    border-color: rgba(15, 23, 42, 0.1) !important;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.05) !important;
}

:root[data-theme="light"] .log-header {
    border-bottom-color: rgba(15, 23, 42, 0.08) !important;
}

:root[data-theme="light"] .log-title {
    color: #0284C7 !important;
}

:root[data-theme="light"] .log-clear-btn {
    background: #F1F5F9 !important;
    border-color: rgba(15, 23, 42, 0.12) !important;
    color: #475569 !important;
}

:root[data-theme="light"] .log-clear-btn:hover {
    background: rgba(239, 68, 68, 0.12) !important;
    color: #DC2626 !important;
}

:root[data-theme="light"] .log-empty {
    color: #64748B !important;
}

:root[data-theme="light"] .log-entry {
    background: #F8FAFC !important;
    border-color: rgba(15, 23, 42, 0.08) !important;
}

:root[data-theme="light"] .log-entry:hover {
    background: #F1F5F9 !important;
    border-color: rgba(15, 163, 217, 0.3) !important;
}

:root[data-theme="light"] .log-entry-title {
    color: #0F172A !important;
}

:root[data-theme="light"] .log-entry-message {
    color: #475569 !important;
}

:root[data-theme="light"] .log-entry-time {
    color: #94A3B8 !important;
}

:root[data-theme="light"] .engagement-toast {
    background: #FFFFFF !important;
    border-color: rgba(15, 23, 42, 0.12) !important;
    color: #0F172A !important;
    box-shadow: 0 12px 36px rgba(15, 23, 42, 0.12) !important;
}

:root[data-theme="light"] .toast-title {
    color: #0F172A !important;
}

:root[data-theme="light"] .toast-msg {
    color: #475569 !important;
}