/* ==========================================================================
   FRESHCART / Z COLLECTIVE MEMBERSHIP SUITE - DESIGN SYSTEM & STYLES
   ========================================================================== */

:root {
    /* Color Palette */
    --bg-primary: #0b132b;
    --bg-secondary: #1c2541;
    --bg-surface: #1e293b;
    --bg-surface-hover: #334155;
    --glass-bg: rgba(30, 41, 59, 0.75);
    --glass-border: rgba(255, 255, 255, 0.1);
    
    --brand-primary: #10b981;
    --brand-primary-hover: #059669;
    --brand-glow: rgba(16, 185, 129, 0.35);
    --brand-accent: #34d399;
    --brand-mint: #a7f3d0;
    
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --text-dim: #64748b;
    
    --accent-gold: #fbbf24;
    --accent-blue: #38bdf8;
    --accent-purple: #c084fc;
    --danger-red: #ef4444;
    --danger-hover: #dc2626;
    --warning-amber: #f59e0b;
    
    /* Layout & Geometry */
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-full: 9999px;
    
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 0 30px var(--brand-glow);
    
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    --font-heading: 'Outfit', 'Inter', system-ui, sans-serif;
    
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light Theme Mode Overrides */
body.light-theme {
    --bg-primary: #f1f5f9;
    --bg-secondary: #ffffff;
    --bg-surface: #ffffff;
    --bg-surface-hover: #f8fafc;
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(0, 0, 0, 0.08);
    --text-main: #0f172a;
    --text-muted: #475569;
    --text-dim: #94a3b8;
}

/* Base Resets */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-primary);
    color: var(--text-main);
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(16, 185, 129, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(56, 189, 248, 0.06) 0%, transparent 40%);
}

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Header & Brand Identity */
.app-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 0;
    box-shadow: var(--shadow-sm);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
}

.brand-box {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.brand-logo {
    width: 46px;
    height: 46px;
    background: linear-gradient(135deg, var(--brand-primary), #047857);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.5rem;
    box-shadow: 0 0 15px var(--brand-glow);
    animation: pulseGlow 4s infinite alternate;
}

@keyframes pulseGlow {
    0% { box-shadow: 0 0 10px var(--brand-glow); }
    100% { box-shadow: 0 0 22px rgba(16, 185, 129, 0.6); }
}

.brand-title {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.brand-title span {
    color: var(--brand-primary);
}

.brand-subtitle {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* Page Navigation Tabs Bar */
.nav-tabs-bar {
    display: flex;
    gap: 0.5rem;
    background: var(--bg-secondary);
    padding: 0.4rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--glass-border);
    margin: 1.5rem 0 2rem 0;
}

.tab-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 0.85rem 1.2rem;
    border: none;
    background: transparent;
    color: var(--text-muted);
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.tab-btn:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.05);
}

.tab-btn.active {
    background: var(--brand-primary);
    color: #ffffff;
    box-shadow: 0 4px 14px var(--brand-glow);
}

.tab-btn i {
    font-size: 1.1rem;
}

.tab-badge {
    background: rgba(255, 255, 255, 0.2);
    padding: 0.15rem 0.5rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    margin-left: 0.25rem;
}

/* View Section Containers */
.view-section {
    display: none;
    animation: fadeIn 0.3s ease-out forwards;
}

.view-section.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Glass Panels & Cards */
.glass-card {
    background: var(--bg-surface);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.glass-card:hover {
    border-color: rgba(255, 255, 255, 0.18);
}

/* Page Header Typography inside views */
.section-header {
    margin-bottom: 2rem;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-main);
}

.section-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-top: 0.35rem;
}

/* Buttons System */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.4rem;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--brand-primary), #059669);
    color: #ffffff;
    box-shadow: 0 4px 12px var(--brand-glow);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #059669, #047857);
    transform: translateY(-1px);
    box-shadow: 0 6px 18px var(--brand-glow);
}

.btn-secondary {
    background: var(--bg-surface-hover);
    color: var(--text-main);
    border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.25);
}

.btn-outline {
    background: transparent;
    color: var(--brand-accent);
    border: 1px solid var(--brand-primary);
}

.btn-outline:hover {
    background: rgba(16, 185, 129, 0.12);
}

.btn-danger {
    background: var(--danger-red);
    color: #ffffff;
}

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

.btn-icon {
    width: 38px;
    height: 38px;
    padding: 0;
    border-radius: var(--radius-md);
}

.btn-lg {
    padding: 0.95rem 1.8rem;
    font-size: 1rem;
    border-radius: var(--radius-md);
}

.btn-sm {
    padding: 0.4rem 0.85rem;
    font-size: 0.8rem;
    border-radius: var(--radius-sm);
}

/* ==========================================================================
   PAGE 1: STAFF SCANNER & LOOKUP STYLES
   ========================================================================== */

.scan-hero-box {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.lookup-form-wrap {
    margin: 2rem 0;
}

.lookup-input-group {
    position: relative;
    display: flex;
    align-items: center;
}

.lookup-input-group i.search-icon {
    position: absolute;
    left: 1.25rem;
    font-size: 1.3rem;
    color: var(--brand-primary);
}

.lookup-input {
    width: 100%;
    padding: 1.2rem 1.2rem 1.2rem 3.4rem;
    font-size: 1.25rem;
    font-family: var(--font-heading);
    font-weight: 600;
    letter-spacing: 0.03em;
    background: var(--bg-secondary);
    border: 2px solid var(--glass-border);
    border-radius: var(--radius-lg);
    color: var(--text-main);
    transition: var(--transition);
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.3);
}

.lookup-input:focus {
    outline: none;
    border-color: var(--brand-primary);
    box-shadow: 0 0 0 4px var(--brand-glow), inset 0 2px 4px rgba(0, 0, 0, 0.3);
}

.lookup-input::placeholder {
    color: var(--text-dim);
    font-weight: 400;
}

.lookup-btn {
    position: absolute;
    right: 0.5rem;
}

.quick-scan-pills {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    margin-top: 1rem;
}

.pill-label {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.scan-pill-btn {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--glass-border);
    color: var(--brand-accent);
    padding: 0.35rem 0.85rem;
    border-radius: var(--radius-full);
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.scan-pill-btn:hover {
    background: var(--brand-primary);
    color: #fff;
    border-color: var(--brand-primary);
}

/* Webcam Scanner Box */
.camera-scanner-container {
    margin-top: 2rem;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 2px dashed var(--brand-primary);
    background: #000;
    position: relative;
    max-width: 500px;
    margin: 1.5rem auto 0 auto;
    display: none;
}

.camera-video {
    width: 100%;
    height: 280px;
    object-fit: cover;
    display: block;
}

.scan-overlay-line {
    position: absolute;
    top: 50%;
    left: 10%;
    right: 10%;
    height: 3px;
    background: var(--brand-primary);
    box-shadow: 0 0 12px var(--brand-primary), 0 0 24px var(--brand-primary);
    animation: scanLineMove 2s infinite ease-in-out alternate;
}

@keyframes scanLineMove {
    0% { top: 20%; }
    100% { top: 80%; }
}

/* ==========================================================================
   POPUP MODAL (SCROLLABLE DETAILS & CLICKABLE PHOTO)
   ========================================================================== */

.modal-backdrop {
    position: fixed;
    inset: 0;
    z-index: 1000;
    background: rgba(11, 19, 43, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.modal-backdrop.open {
    opacity: 1;
    pointer-events: auto;
}

.modal-box {
    background: var(--bg-surface);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    transform: scale(0.92) translateY(20px);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
}

.modal-backdrop.open .modal-box {
    transform: scale(1) translateY(0);
}

.modal-header-banner {
    flex-shrink: 0;
    background: linear-gradient(135deg, #065f46, #047857, #10b981);
    padding: 1.25rem 1.5rem;
    position: relative;
    color: #ffffff;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header-banner.security-banner {
    background: linear-gradient(135deg, #7c2d12, #b45309, #f59e0b);
}

.modal-close-btn {
    background: rgba(0, 0, 0, 0.3);
    border: none;
    color: #fff;
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.modal-close-btn:hover {
    background: rgba(0, 0, 0, 0.6);
    transform: rotate(90deg);
}

/* Scrollable Modal Body */
.modal-body {
    padding: 2rem;
    overflow-y: auto;
    max-height: calc(90vh - 60px);
    scroll-behavior: smooth;
}

.modal-body::-webkit-scrollbar {
    width: 8px;
}

.modal-body::-webkit-scrollbar-track {
    background: rgba(15, 23, 42, 0.5);
    border-radius: var(--radius-full);
}

.modal-body::-webkit-scrollbar-thumb {
    background: var(--brand-primary);
    border-radius: var(--radius-full);
}

.modal-body::-webkit-scrollbar-thumb:hover {
    background: var(--brand-primary-hover);
}

.member-popup-profile {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    margin-top: -3.2rem;
}

/* Clickable Avatar Ring with Zoom Badge */
.popup-avatar-ring {
    position: relative;
    width: 110px;
    height: 110px;
    border-radius: var(--radius-full);
    padding: 4px;
    background: linear-gradient(135deg, var(--brand-primary), var(--accent-gold));
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
    margin-bottom: 0.75rem;
    cursor: pointer;
    transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.popup-avatar-ring:hover {
    transform: scale(1.08);
}

.avatar-zoom-badge {
    position: absolute;
    bottom: 2px;
    right: 2px;
    background: var(--brand-primary);
    color: #fff;
    width: 28px;
    height: 28px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.5);
    border: 2px solid var(--bg-surface);
    transition: var(--transition);
}

.popup-avatar-ring:hover .avatar-zoom-badge {
    background: var(--accent-gold);
    color: #000;
}

.popup-avatar-img {
    width: 100%;
    height: 100%;
    border-radius: var(--radius-full);
    object-fit: cover;
    background: var(--bg-secondary);
}

.popup-avatar-placeholder {
    width: 100%;
    height: 100%;
    border-radius: var(--radius-full);
    background: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 2.8rem;
}

.popup-name {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-main);
}

.popup-id-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    color: var(--brand-accent);
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 700;
    padding: 0.35rem 0.9rem;
    border-radius: var(--radius-full);
    margin-top: 0.4rem;
    letter-spacing: 0.05em;
}

.popup-details-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin: 1.5rem 0;
}

.detail-tile {
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    padding: 0.9rem 1.1rem;
    border-radius: var(--radius-md);
}

.detail-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.detail-value {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-main);
    margin-top: 0.25rem;
    word-break: break-word;
}

.detail-value.empty-notice {
    color: var(--text-dim);
    font-style: italic;
    font-weight: 400;
    font-size: 0.9rem;
}

/* QR Code Section inside Modal */
.qr-container {
    background: #ffffff;
    padding: 0.75rem;
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin: 1rem auto 0 auto;
    width: fit-content;
}

.qr-canvas {
    width: 110px;
    height: 110px;
}

.qr-caption {
    font-size: 0.7rem;
    color: #334155;
    font-weight: 700;
    margin-top: 0.25rem;
    letter-spacing: 0.05em;
}

.modal-footer {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.modal-footer .btn {
    flex: 1;
}

/* ==========================================================================
   FULL SCREEN IMAGE VIEWER & ZOOM MODAL STYLES
   ========================================================================== */

.fullscreen-image-backdrop {
    z-index: 2500;
    background: rgba(5, 10, 24, 0.96);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.fullscreen-image-wrapper {
    width: 100vw;
    height: 100vh;
    display: flex;
    flex-direction: column;
}

.fullscreen-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    background: rgba(15, 23, 42, 0.8);
    border-bottom: 1px solid var(--glass-border);
    flex-shrink: 0;
}

.fullscreen-title-box {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.1rem;
    color: var(--text-main);
}

.fullscreen-toolbar {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.fullscreen-img-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
    user-select: none;
    cursor: grab;
    padding: 1rem;
}

.fullscreen-img-container:active {
    cursor: grabbing;
}

.fullscreen-img-element {
    max-width: 85vw;
    max-height: 80vh;
    object-fit: contain;
    border-radius: var(--radius-md);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.8), 0 0 30px var(--brand-glow);
    transition: transform 0.15s ease-out;
    transform-origin: center center;
}

/* Security Auth Password Shake Animation */
@keyframes shakeError {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-8px); }
    40%, 80% { transform: translateX(8px); }
}

.shake-error {
    animation: shakeError 0.4s ease-in-out;
}

.lock-badge {
    font-size: 0.7rem;
    color: var(--accent-gold);
    margin-left: 0.25rem;
}

/* ==========================================================================
   PAGE 2: MEMBER SETUP & EDIT FORM STYLES
   ========================================================================== */

.setup-form-container {
    max-width: 760px;
    margin: 0 auto;
}

.form-header-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(16, 185, 129, 0.15);
    color: var(--brand-accent);
    padding: 0.35rem 0.8rem;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-main);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.req-tag {
    color: var(--danger-red);
    font-size: 0.8rem;
    font-weight: 700;
}

.opt-tag {
    color: var(--text-dim);
    font-size: 0.75rem;
    font-weight: 400;
}

.input-control {
    width: 100%;
    padding: 0.85rem 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-main);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    transition: var(--transition);
}

.input-control:focus {
    outline: none;
    border-color: var(--brand-primary);
    box-shadow: 0 0 0 3px var(--brand-glow);
}

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

.id-input-wrapper {
    display: flex;
    gap: 0.5rem;
}

/* Photo Upload / Camera Selector Component */
.photo-uploader-box {
    background: var(--bg-secondary);
    border: 2px dashed var(--glass-border);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    text-align: center;
    transition: var(--transition);
    position: relative;
    cursor: pointer;
}

.photo-uploader-box:hover {
    border-color: var(--brand-primary);
    background: rgba(16, 185, 129, 0.03);
}

.photo-preview-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
}

.avatar-preview {
    width: 90px;
    height: 90px;
    border-radius: var(--radius-full);
    object-fit: cover;
    border: 3px solid var(--brand-primary);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.uploader-actions {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    align-items: flex-start;
}

.uploader-desc {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.hidden-file-input {
    display: none;
}

.form-actions-bar {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--glass-border);
}

/* ==========================================================================
   PAGE 3: REGISTERED MEMBERS LIST / DIRECTORY STYLES
   ========================================================================== */

.directory-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.search-filter-box {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: 1;
    max-width: 450px;
}

.search-input-wrap {
    position: relative;
    width: 100%;
}

.search-input-wrap i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.search-input-wrap input {
    padding-left: 2.75rem;
}

.members-stats-strip {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.stat-item strong {
    color: var(--brand-accent);
    font-size: 1.1rem;
    font-family: var(--font-heading);
}

/* Member Cards Grid View */
.members-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.25rem;
}

.member-card {
    background: var(--bg-surface);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.member-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--brand-primary);
    opacity: 0.6;
    transition: var(--transition);
}

.member-card:hover {
    transform: translateY(-4px);
    border-color: rgba(16, 185, 129, 0.4);
    box-shadow: var(--shadow-lg);
}

.member-card:hover::before {
    opacity: 1;
}

.card-top {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.card-avatar {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-full);
    object-fit: cover;
    background: var(--bg-secondary);
    border: 2px solid var(--glass-border);
    flex-shrink: 0;
}

.card-avatar-placeholder {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-full);
    background: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 1.75rem;
    border: 2px solid var(--glass-border);
    flex-shrink: 0;
}

.card-main-info {
    flex: 1;
    min-width: 0;
}

.card-member-name {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-main);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.card-member-id {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--brand-accent);
    margin-top: 0.15rem;
    display: inline-block;
}

.card-phone {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.card-phone.missing {
    color: var(--text-dim);
    font-style: italic;
}

.card-meta-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1.2rem;
    padding-top: 0.85rem;
    border-top: 1px solid var(--glass-border);
    font-size: 0.8rem;
    color: var(--text-dim);
}

.tier-pill {
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-full);
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    background: rgba(251, 191, 36, 0.15);
    color: var(--accent-gold);
}

.card-actions {
    display: flex;
    gap: 0.4rem;
}

/* Empty Directory State */
.empty-directory {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--bg-surface);
    border-radius: var(--radius-lg);
    border: 1px dashed var(--glass-border);
}

.empty-directory i {
    font-size: 3.5rem;
    color: var(--text-dim);
    margin-bottom: 1rem;
}

.empty-directory h3 {
    font-size: 1.25rem;
    color: var(--text-main);
}

.empty-directory p {
    color: var(--text-muted);
    margin-top: 0.4rem;
}

/* ==========================================================================
   TOAST NOTIFICATION SYSTEM
   ========================================================================== */

.toast-container {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    pointer-events: none;
}

.toast {
    background: var(--bg-surface);
    border: 1px solid var(--brand-primary);
    color: var(--text-main);
    padding: 1rem 1.4rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-width: 300px;
    max-width: 420px;
    pointer-events: auto;
    animation: toastSlideIn 0.35s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.toast.toast-error {
    border-color: var(--danger-red);
}

.toast.toast-error i {
    color: var(--danger-red);
}

.toast.toast-success i {
    color: var(--brand-primary);
}

@keyframes toastSlideIn {
    from { opacity: 0; transform: translateX(50px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes toastSlideOut {
    from { opacity: 1; transform: translateX(0); }
    to { opacity: 0; transform: translateX(50px); }
}

/* Footer */
.app-footer {
    margin-top: auto;
    border-top: 1px solid var(--glass-border);
    padding: 1.5rem 0;
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-dim);
}

.app-footer a,
.app-footer a:link,
.app-footer a:visited {
    color: var(--text-muted);
    text-decoration: underline;
    transition: color 0.2s ease;
}

.app-footer a:hover,
.app-footer a:focus {
    color: var(--brand-accent);
    text-decoration: underline;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .header-inner {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
    
    .header-actions {
        width: 100%;
        justify-content: flex-end;
    }

    .nav-tabs-bar {
        flex-direction: column;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    .popup-details-grid {
        grid-template-columns: 1fr;
    }

    .members-grid {
        grid-template-columns: 1fr;
    }

    .directory-toolbar {
        flex-direction: column;
        align-items: stretch;
    }

    .search-filter-box {
        max-width: 100%;
    }
}