@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --bg-primary: #0b0f19;
    --bg-secondary: #131b2e;
    --bg-tertiary: #1e2942;
    --accent-color: #00d2ff;
    --accent-glow: rgba(0, 210, 255, 0.15);

    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    --border-color: rgba(255, 255, 255, 0.08);
    --border-focus: rgba(0, 210, 255, 0.5);

    --priority-high: #ff4757;
    --priority-high-bg: rgba(255, 71, 87, 0.12);
    --priority-medium: #ffa502;
    --priority-medium-bg: rgba(255, 165, 2, 0.12);
    --priority-low: #2ed573;
    --priority-low-bg: rgba(46, 213, 115, 0.12);

    --card-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Glassmorphism containers */
.glass-panel {
    background: rgba(19, 27, 46, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--card-shadow);
    transition: transform var(--transition-fast), border-color var(--transition-fast);
}

/* Typography styles */
h1,
h2,
h3,
h4 {
    font-weight: 600;
    letter-spacing: -0.02em;
}

/* Scrollbars */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Header */
header {
    background: rgba(11, 15, 25, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.brand-icon {
    background: linear-gradient(135deg, var(--accent-color), #0077ff);
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-primary);
    font-weight: 700;
    box-shadow: 0 0 15px rgba(0, 210, 255, 0.4);
}

.brand h1 {
    font-size: 1.25rem;
    background: linear-gradient(to right, #ffffff, #c2e9fb);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.user-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Buttons */
.btn {
    font-family: inherit;
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    border: 1px solid transparent;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all var(--transition-fast);
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-color), #0077ff);
    color: #0b0f19;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(0, 210, 255, 0.25);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(0, 210, 255, 0.4);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--text-muted);
}

.btn-danger {
    background: rgba(255, 71, 87, 0.1);
    color: var(--priority-high);
    border: 1px solid rgba(255, 71, 87, 0.2);
}

.btn-danger:hover {
    background: var(--priority-high);
    color: #fff;
}

.btn-small {
    padding: 0.35rem 0.75rem;
    font-size: 0.75rem;
    border-radius: 6px;
}

/* Inputs and Forms */
.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.825rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}

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

/* Main Layout Grid */
.container {
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
    padding: 2rem;
    flex: 1;
}

/* Login Page Container */
.login-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    flex: 1;
    padding: 2rem;
}

.login-card {
    width: 100%;
    max-width: 420px;
    padding: 2.5rem;
    animation: fadeIn 0.5s ease-out;
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-header .company-logo {
    display: inline-flex;
    background: linear-gradient(135deg, var(--accent-color), #0077ff);
    width: 48px;
    height: 48px;
    border-radius: 12px;
    align-items: center;
    justify-content: center;
    color: var(--bg-primary);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    box-shadow: 0 0 25px rgba(0, 210, 255, 0.4);
}

.login-header h2 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.login-header p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 2rem;
    align-items: start;
}

@media (max-width: 1000px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
}

.sidebar {
    display: grid;
    gap: 2rem;
}

.creator-panel,
.active-codes-panel {
    padding: 1.5rem;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.75rem;
}

.section-header h2 {
    font-size: 1.1rem;
}

/* Active QR Code List */
.code-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-height: 450px;
    overflow-y: auto;
    padding-right: 0.25rem;
}

.code-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.85rem 1rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    transition: all var(--transition-fast);
}

.code-item:hover {
    background: rgba(255, 255, 255, 0.04);
}

.code-info h4 {
    font-size: 0.9rem;
    font-weight: 600;
}

.code-info p {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.code-actions {
    display: flex;
    gap: 0.5rem;
}

/* Queue Column */
.queue-panel {
    padding: 1.5rem;
    min-height: 500px;
    display: flex;
    flex-direction: column;
}

.queue-header-stats {
    display: flex;
    gap: 1.5rem;
    font-size: 0.825rem;
    color: var(--text-secondary);
}

.stat-tag {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.stat-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.queue-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1rem;
}

/* Ticket Cards */
.ticket-card {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 1.5rem;
    padding: 1.25rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--border-color);
    border-radius: 8px;
    transition: all var(--transition-normal);
    animation: slideUp 0.3s ease-out;
}

.ticket-card.high {
    border-left-color: var(--priority-high);
    box-shadow: 0 4px 20px rgba(255, 71, 87, 0.05);
}

.ticket-card.medium {
    border-left-color: var(--priority-medium);
}

.ticket-card.low {
    border-left-color: var(--priority-low);
}

.ticket-card.resolved {
    opacity: 0.55;
    border-left-color: var(--text-muted);
    background: rgba(0, 0, 0, 0.2);
}

.ticket-left {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 80px;
    text-align: center;
    border-right: 1px solid var(--border-color);
    padding-right: 1rem;
}

.ticket-room {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
}

.ticket-building {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100px;
}

.ticket-main {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.ticket-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
    margin-bottom: 0.5rem;
}

.badge {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    padding: 0.25rem 0.6rem;
    border-radius: 4px;
    letter-spacing: 0.05em;
}

.badge-high {
    background: var(--priority-high-bg);
    color: var(--priority-high);
}

.badge-medium {
    background: var(--priority-medium-bg);
    color: var(--priority-medium);
}

.badge-low {
    background: var(--priority-low-bg);
    color: var(--priority-low);
}

.badge-setup {
    background: rgba(0, 210, 255, 0.1);
    color: var(--accent-color);
    border: 1px solid rgba(0, 210, 255, 0.15);
}

.badge-broken {
    background: rgba(255, 107, 129, 0.1);
    color: #ff6b81;
    border: 1px solid rgba(255, 107, 129, 0.15);
}

.badge-missing {
    background: rgba(255, 165, 2, 0.1);
    color: #ffa502;
    border: 1px solid rgba(255, 165, 2, 0.15);
}

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

.ticket-time {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.ticket-note {
    font-size: 0.925rem;
    color: var(--text-secondary);
    word-break: break-word;
}

.ticket-right {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Empty Queue Slate */
.empty-slate {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    padding: 4rem 2rem;
    text-align: center;
    color: var(--text-secondary);
}

.empty-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--text-muted);
    opacity: 0.6;
}

.empty-slate h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

/* QR Code Modal Overlay */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.75);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.modal-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    width: 100%;
    max-width: 440px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    box-shadow: var(--card-shadow);
    transform: translateY(20px);
    transition: transform var(--transition-normal);
}

.modal-overlay.active .modal-card {
    transform: translateY(0);
}

.qrcode-box {
    background: #ffffff;
    padding: 1rem;
    border-radius: 12px;
    margin: 1.5rem 0;
    display: inline-block;
}

/* Instructor form styling */
.instructor-wrapper {
    max-width: 540px;
    width: 100%;
    margin: 4rem auto;
    padding: 2rem;
}

.instructor-header {
    text-align: center;
    margin-bottom: 2rem;
}

.instructor-room-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 210, 255, 0.1);
    color: var(--accent-color);
    border: 1px solid rgba(0, 210, 255, 0.2);
    border-radius: 20px;
    padding: 0.4rem 1.2rem;
    font-weight: 600;
    font-size: 0.95rem;
    margin-top: 0.75rem;
    box-shadow: 0 2px 10px rgba(0, 210, 255, 0.1);
}

.priority-selector {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
    margin-top: 0.5rem;
}

.priority-option {
    position: relative;
}

.priority-option input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.priority-label {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.priority-option input:checked+.priority-label.low {
    background: var(--priority-low-bg);
    border-color: var(--priority-low);
    color: var(--priority-low);
}

.priority-option input:checked+.priority-label.medium {
    background: var(--priority-medium-bg);
    border-color: var(--priority-medium);
    color: var(--priority-medium);
}

.priority-option input:checked+.priority-label.high {
    background: var(--priority-high-bg);
    border-color: var(--priority-high);
    color: var(--priority-high);
}

/* Success Slate */
.success-slate {
    text-align: center;
    padding: 3rem 1.5rem;
}

.success-icon {
    font-size: 4rem;
    color: var(--priority-low);
    margin-bottom: 1.5rem;
    display: inline-block;
    animation: scaleBounce 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* Error/Deactivated Slate */
.error-slate {
    text-align: center;
    padding: 3rem 1.5rem;
}

.error-icon {
    font-size: 4rem;
    color: var(--priority-high);
    margin-bottom: 1.5rem;
    display: inline-block;
}

/* Loading animations */
.loading {
    position: relative;
    color: transparent !important;
}

.loading::after {
    content: "";
    position: absolute;
    width: 16px;
    height: 16px;
    top: 50%;
    left: 50%;
    margin-top: -8px;
    margin-left: -8px;
    border: 2px solid transparent;
    border-top-color: #0b0f19;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.btn-secondary.loading::after {
    border-top-color: var(--text-primary);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(12px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

@keyframes scaleBounce {
    0% {
        transform: scale(0.3);
        opacity: 0;
    }

    50% {
        transform: scale(1.1);
    }

    70% {
        transform: scale(0.9);
    }

    100% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Toast Message */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem 1.5rem;
    box-shadow: var(--card-shadow);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transform: translateY(100px);
    opacity: 0;
    transition: all var(--transition-normal);
    z-index: 2000;
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

.toast.success {
    border-left: 4px solid var(--priority-low);
}

.toast.error {
    border-left: 4px solid var(--priority-high);
}

/* Enhancing Responsive Grid and Typography for Mobile/Tablets */
@media (max-width: 768px) {

    /* Increase base typography for readability on mobile */
    body {
        font-size: 1.1rem;
    }

    .btn {
        font-size: 1rem;
        padding: 0.8rem 1.4rem;
    }

    .form-control {
        font-size: 1.1rem;
        padding: 0.9rem 1rem;
    }

    .priority-selector {
        grid-template-columns: 1fr;
    }

    .priority-label {
        font-size: 1.05rem;
        padding: 1rem;
    }

    /* Stack ticket info on small screens */
    .ticket-card {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .ticket-left {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding-right: 0;
        padding-bottom: 0.8rem;
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }

    .ticket-right {
        justify-content: flex-start;
        margin-top: 0.5rem;
    }

    /* Modal spacing */
    .modal-card {
        padding: 1.5rem;
        width: 95%;
        margin: 1rem;
    }

    .modal-card h3 {
        font-size: 1.5rem;
    }

    .modal-card p {
        font-size: 1rem;
    }
}