:root {
    --bg-color: hsl(220, 24%, 7%);
    --card-bg: hsla(220, 20%, 12%, 0.7);
    --border-color: hsla(220, 15%, 20%, 0.8);
    --text-primary: hsl(220, 20%, 95%);
    --text-secondary: hsl(220, 12%, 65%);
    
    --primary: hsl(210, 100%, 55%);
    --primary-hover: hsl(210, 100%, 65%);
    
    --status-in: hsl(145, 75%, 42%);
    --status-in-bg: hsla(145, 75%, 42%, 0.15);
    
    --status-out: hsl(190, 85%, 45%);
    --status-out-bg: hsla(190, 85%, 45%, 0.15);
    
    --status-err: hsl(355, 80%, 55%);
    --status-err-bg: hsla(355, 80%, 55%, 0.15);
    
    --status-warn: hsl(45, 90%, 50%);
    --status-warn-bg: hsla(45, 90%, 50%, 0.15);

    --glass-blur: 16px;
    --transition-speed: 0.3s;
    --shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.4);
}

/* Global Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Outfit', sans-serif;
}

body {
    background-color: var(--bg-color);
    background-image: 
        radial-gradient(at 10% 10%, hsla(210, 100%, 50%, 0.03) 0px, transparent 50%),
        radial-gradient(at 90% 90%, hsla(145, 100%, 50%, 0.02) 0px, transparent 50%);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header & Footer */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2.5rem;
    border-bottom: 1px solid var(--border-color);
    background-color: hsla(220, 24%, 6%, 0.5);
    backdrop-filter: blur(10px);
}

.logo {
    font-size: 1.4rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    letter-spacing: 0.5px;
}

.logo-dot {
    width: 10px;
    height: 10px;
    background-color: var(--primary);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--primary);
    display: inline-block;
}

.logo-center {
    justify-content: center;
    margin-bottom: 1.5rem;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.admin-icon-btn {
    color: var(--text-secondary);
    transition: color var(--transition-speed);
    display: flex;
    align-items: center;
}

.admin-icon-btn:hover {
    color: var(--primary);
}

.app-footer {
    padding: 1.5rem;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    border-top: 1px solid var(--border-color);
    margin-top: auto;
}

/* Status Badges */
.status-badge {
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background-color: rgba(255, 255, 255, 0.05);
}

.status-checking { color: var(--status-warn); }
.status-ok { color: var(--status-in); }
.status-error { color: var(--status-err); }

.pulse {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: currentColor;
    animation: pulse-anim 1.5s infinite;
}

@keyframes pulse-anim {
    0% { transform: scale(0.95); opacity: 0.5; }
    50% { transform: scale(1.2); opacity: 1; }
    100% { transform: scale(0.95); opacity: 0.5; }
}

/* Main Scanner Layout */
.scanner-page {
    overflow: hidden;
}

.scanner-container {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem;
}

.scanner-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-radius: 24px;
    padding: 3.5rem;
    width: 100%;
    max-width: 680px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: border-color 0.5s, box-shadow 0.5s, background-color 0.5s;
    position: relative;
    overflow: hidden;
}

/* Scanning card feedback states */
.scanner-card.state-in {
    border-color: var(--status-in);
    box-shadow: 0 0 40px hsla(145, 75%, 42%, 0.25);
    background-color: hsla(145, 75%, 42%, 0.03);
}

.scanner-card.state-out {
    border-color: var(--status-out);
    box-shadow: 0 0 40px hsla(190, 85%, 45%, 0.25);
    background-color: hsla(190, 85%, 45%, 0.03);
}

.scanner-card.state-err {
    border-color: var(--status-err);
    box-shadow: 0 0 40px hsla(355, 80%, 55%, 0.25);
    background-color: hsla(355, 80%, 55%, 0.03);
}

.scanner-icon-wrapper {
    width: 120px;
    height: 120px;
    margin: 0 auto 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 50%;
    border: 1px solid var(--border-color);
    position: relative;
}

.scanner-laser {
    width: 60px;
    height: 60px;
    color: var(--text-secondary);
}

.laser-line {
    stroke: var(--status-err);
    stroke-width: 2.5;
    animation: laser-anim 2s infinite ease-in-out;
}

@keyframes laser-anim {
    0% { transform: translateY(-4px); }
    50% { transform: translateY(4px); }
    100% { transform: translateY(-4px); }
}

.scanner-card h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    letter-spacing: -0.5px;
}

.scanner-card p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Input & Focus Alerts */
.input-focus-wrapper {
    margin-top: 2.5rem;
    position: relative;
}

#barcode-input {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1rem;
    width: 240px;
    font-size: 1.2rem;
    text-align: center;
    color: var(--text-primary);
    letter-spacing: 4px;
    outline: none;
    transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
}

#barcode-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 10px rgba(0, 122, 255, 0.2);
}

.focus-alert {
    display: none;
    position: absolute;
    top: -35px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--status-err);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(255, 59, 48, 0.3);
    animation: bounce 1s infinite alternate;
}

@keyframes bounce {
    0% { transform: translate(-50%, 0); }
    100% { transform: translate(-50%, -6px); }
}

/* Result display */
.result-display {
    animation: fadeIn var(--transition-speed) forwards;
}

.result-title {
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: -1.5px;
    margin-bottom: 1rem;
}

.state-in .result-title { color: var(--status-in); }
.state-out .result-title { color: var(--status-out); }
.state-err .result-title { color: var(--status-err); }

.result-name {
    font-size: 2.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.result-details {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2rem !important;
}

.status-message {
    font-size: 1rem;
    display: inline-block;
    padding: 0.6rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
}

.state-in .status-message {
    background: var(--status-in-bg);
    color: var(--status-in);
    border: 1px solid hsla(145, 75%, 42%, 0.3);
}

.state-out .status-message {
    background: var(--status-out-bg);
    color: var(--status-out);
    border: 1px solid hsla(190, 85%, 45%, 0.3);
}

.state-err .status-message {
    background: var(--status-err-bg);
    color: var(--status-err);
    border: 1px solid hsla(355, 80%, 55%, 0.3);
}

@keyframes fadeIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

/* Modals & Overlays */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(10px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
    padding: 2.5rem;
    border-radius: 20px;
    width: 90%;
    max-width: 480px;
}

.modal-card h2 {
    font-size: 1.6rem;
    margin-bottom: 0.8rem;
}

.modal-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    line-height: 1.4;
}

/* Forms */
.form-group {
    margin-bottom: 1.2rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.form-row {
    display: flex;
    gap: 1rem;
}

.form-row .form-group {
    flex: 1;
}

label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
}

input[type="text"],
input[type="password"],
input[type="number"],
select {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.8rem 1rem;
    border-radius: 10px;
    outline: none;
    font-size: 0.95rem;
    transition: border-color var(--transition-speed), background-color var(--transition-speed);
}

input:focus, select:focus {
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.05);
}

/* Buttons */
.btn {
    padding: 0.8rem 1.5rem;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    font-size: 0.95rem;
    border: none;
    transition: transform 0.1s, opacity var(--transition-speed), background-color var(--transition-speed);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn:active {
    transform: scale(0.98);
}

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

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

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}

.btn-danger {
    background: var(--status-err);
    color: white;
}

.btn-danger:hover {
    opacity: 0.9;
}

.btn-block {
    display: flex;
    width: 100%;
}

.button-group {
    display: flex;
    gap: 0.8rem;
}

/* Admin Dashboard Layout */
#admin-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    min-height: 100vh;
}

.sidebar {
    background: hsla(220, 24%, 6%, 0.95);
    border-right: 1px solid var(--border-color);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.sidebar-header {
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-menu {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.menu-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.8rem 1.2rem;
    border-radius: 10px;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

.menu-item svg {
    width: 20px;
    height: 20px;
}

.menu-item:hover, .menu-item.active {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-primary);
}

.menu-item.active {
    color: var(--primary);
    background: rgba(0, 122, 255, 0.08);
}

.portal-link {
    margin-top: auto;
    border: 1px dashed var(--border-color);
}

.sidebar-footer {
    margin-top: auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.logout-btn {
    padding: 0.8rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    background: transparent;
    color: var(--status-err);
    cursor: pointer;
    font-weight: 600;
    transition: background-color var(--transition-speed);
}

.logout-btn:hover {
    background: rgba(255, 59, 48, 0.1);
}

/* Content Area */
.main-content {
    padding: 2.5rem;
    overflow-y: auto;
}

.content-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2.5rem;
}

.content-header h1 {
    font-size: 2.2rem;
    font-weight: 700;
}

/* Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.stat-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 1.8rem;
    border-radius: 16px;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    box-shadow: var(--shadow);
}

.stat-icon {
    font-size: 2.5rem;
    background: rgba(255, 255, 255, 0.03);
    width: 70px;
    height: 70px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
}

.stat-info h3 {
    font-size: 0.95rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-info p {
    font-size: 2rem;
    font-weight: 700;
    margin-top: 0.2rem;
}

.stat-active p { color: var(--status-in); }
.stat-inactive p { color: var(--status-out); }

/* Tabs Pane */
.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}

/* Card styles */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow);
    margin-bottom: 1.5rem;
}

.card h2 {
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
}

.card-narrow {
    max-width: 540px;
    margin: 0 auto;
}

.card-desc {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    line-height: 1.4;
}

.card-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.card-table {
    padding: 0;
    overflow: hidden;
}

.table-actions {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: hsla(220, 24%, 6%, 0.3);
}

.search-bar input {
    width: 320px;
}

/* Tables */
.table-wrapper {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.95rem;
}

.data-table th, .data-table td {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.data-table th {
    background-color: hsla(220, 24%, 6%, 0.3);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.data-table tr:hover td {
    background-color: rgba(255, 255, 255, 0.01);
}

/* Badges inside table */
.badge {
    padding: 0.35rem 0.8rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    display: inline-block;
}

.badge-in {
    background: var(--status-in-bg);
    color: var(--status-in);
}

.badge-out {
    background: var(--status-out-bg);
    color: var(--status-out);
}

/* Custom checkbox in modals */
.checkbox-container {
    display: block;
    position: relative;
    padding-left: 35px;
    margin-bottom: 12px;
    cursor: pointer;
    font-size: 0.95rem;
    user-select: none;
}

.checkbox-container input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkmark {
    position: absolute;
    top: 0;
    left: 0;
    height: 22px;
    width: 22px;
    background-color: rgba(255,255,255,0.05);
    border: 1px solid var(--border-color);
    border-radius: 6px;
}

.checkbox-container:hover input ~ .checkmark {
    background-color: rgba(255,255,255,0.08);
}

.checkbox-container input:checked ~ .checkmark {
    background-color: var(--primary);
    border-color: var(--primary);
}

.checkmark:after {
    content: "";
    position: absolute;
    display: none;
}

.checkbox-container input:checked ~ .checkmark:after {
    display: block;
}

.checkbox-container .checkmark:after {
    left: 7px;
    top: 3px;
    width: 5px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

/* Import drop area */
.import-area {
    border: 2px dashed var(--border-color);
    border-radius: 12px;
    padding: 3rem 1.5rem;
    text-align: center;
    cursor: pointer;
    background: rgba(255,255,255,0.01);
    transition: border-color var(--transition-speed), background-color var(--transition-speed);
    margin-bottom: 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.import-area svg {
    color: var(--text-secondary);
}

.import-area:hover, .import-area.drag-over {
    border-color: var(--primary);
    background: rgba(0, 122, 255, 0.02);
}

.import-progress {
    text-align: center;
    color: var(--status-warn);
    font-weight: 600;
    margin-bottom: 1rem;
}

#file-name-display {
    color: var(--text-secondary);
    font-size: 0.85rem;
    border: 1px solid var(--border-color);
    padding: 0.3rem 0.8rem;
    border-radius: 6px;
    background: rgba(0,0,0,0.2);
}

/* Settings action row */
.settings-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.settings-actions button {
    flex: 1;
}

.error-msg {
    color: var(--status-err);
    background: var(--status-err-bg);
    border: 1px solid hsla(355, 80%, 55%, 0.3);
    padding: 0.8rem;
    border-radius: 8px;
    font-size: 0.9rem;
    margin-bottom: 1.2rem;
    text-align: center;
    font-weight: 600;
}

.action-links {
    display: flex;
    gap: 0.8rem;
}

.action-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.85rem;
}

.edit-btn { color: var(--primary); }
.delete-btn { color: var(--status-err); }

/* PRINT MEDIA */
@media print {
    body {
        background: white !important;
        color: black !important;
    }
    
    .sidebar, .sidebar-header, .content-header, .stats-grid, .table-actions, .no-print, .action-links, .app-header, .app-footer {
        display: none !important;
    }
    
    #admin-layout {
        display: block !important;
    }
    
    .main-content {
        padding: 0 !important;
    }
    
    .card-table {
        border: none !important;
        box-shadow: none !important;
        background: white !important;
    }
    
    .data-table {
        color: black !important;
    }
    
    .data-table th {
        background: #f0f0f0 !important;
        color: black !important;
        border-bottom: 2px solid #ccc !important;
    }
    
    .data-table td {
        border-bottom: 1px solid #ddd !important;
        color: black !important;
    }
    
    .badge {
        background: none !important;
        border: 1px solid #666 !important;
        color: black !important;
        padding: 0.15rem 0.5rem !important;
    }
}