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

body {
    font-family: 'Inter', sans-serif;
    background-color: transparent;
    overflow: hidden;
    width: 100vw;
    height: 100vh;
    margin: 0;
    user-select: none;
}

.hud-container {
    position: relative;
    width: 100%;
    height: 100%;
}

.data-panel {
    background-color: rgba(15, 23, 42, 0.8);
    border-radius: 12px;
    padding: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.data-value {
    font-weight: 500;
    color: #f8fafc;
    font-size: 20px;
    white-space: nowrap;
}

.data-label {
    font-weight: 300;
    color: #94a3b8;
    font-size: 14px;
    margin-bottom: 4px;
}

.battery-low {
    color: #ef4444;
}

.battery-medium {
    color: #f59e0b;
}

.battery-high {
    color: #10b981;
}

.signal-low {
    color: #ef4444;
}

.signal-medium {
    color: #f59e0b;
}

.signal-high {
    color: #10b981;
}

.btn {
    font-family: 'Inter', sans-serif;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    padding: 10px 16px;
    color: #f8fafc;
    font-weight: 400;
    transition: all 0.2s;
    cursor: pointer;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn:hover {
    background-color: rgba(30, 41, 59, 0.8);
    transform: translateY(-1px);
}

.btn-danger {
    background-color: rgba(239, 68, 68, 0.8);
    border-color: rgba(239, 68, 68, 0.9);
}

.btn-danger:hover {
    background-color: rgba(239, 68, 68, 0.9);
}

.btn-primary {
    background-color: rgba(59, 130, 246, 0.8);
    border-color: rgba(59, 130, 246, 0.9);
}

.btn-primary:hover {
    background-color: rgba(59, 130, 246, 0.9);
}

.btn-secondary {
    background-color: rgba(100, 116, 139, 0.8);
    border-color: rgba(100, 116, 139, 0.9);
}

.btn-secondary:hover {
    background-color: rgba(100, 116, 139, 0.9);
}

.instructions-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 23, 42, 0.9);
    display: none;
    z-index: 100;
    align-items: center;
    justify-content: center;
}

.instructions-content {
    background-color: rgba(30, 41, 59, 0.9);
    border-radius: 16px;
    padding: 32px;
    width: 350px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
}

.close-btn {
    position: absolute;
    top: 24px;
    right: 24px;
    cursor: pointer;
}

.compass-wrapper {
    background-color: #bbb;
    padding: 5px;
    border-radius: 50%;
    background-color: rgba(15, 23, 42, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.compass {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.1);
    position: relative;
}

.compass-arrow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform-origin: left center;
    height: 2px;
    width: 30px;
    background-color: #f8fafc;
}

.compass-marker {
    position: absolute;
    width: 2px;
    height: 10px;
    background-color: rgba(255, 255, 255, 0.5);
    top: 0;
    left: 50%;
    transform: translateX(-50%);
}

.compass-label {
    position: absolute;
    color: rgba(255, 255, 255, 0.7);
    font-size: 12px;
    transform: translate(-50%, -50%);
}

.absolute {
    position: absolute;
}

.bottom-right {
    bottom: 2rem;
    right: 2rem;
}

.top-left {
    top: 2rem;
    left: 2rem;
    width: 12rem;
}

.top-right {
    top: 2rem;
    right: 2rem;
    width: 12rem;
}

.top-center {
    top: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.bottom-center {
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 1rem;
}

.panel-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.panel-row:last-child {
    margin-bottom: 0;
}

.unit {
    font-size: 0.75rem;
    color: #94a3b8;
    margin-left: 4px;
}

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

.instruction-list {
    list-style: none;
    padding: 0;
    margin: 0;
    color: #cbd5e1;
}

.instruction-list li {
    margin-bottom: 0.25rem;
    margin-top: 0.25rem;
}

.key {
    border-radius: 4px;
    font-size: 14px;
    color: #f8fafc;
    display: inline-block;

    padding-top: 0.25rem;
    padding-bottom: 0.25rem;
    padding-left: 0.5rem;
    padding-right: 0.5rem;
    background-color: rgb(51 65 85);
    border-radius: 0.25rem;
    margin-right: 0.5rem;
}

.title {
    font-size: 1.5rem;
    font-weight: 500;
    color: white;
    margin-bottom: 1.5rem;
    margin-top: 0;
}

.section-heading {
    font-size: 1.125rem;
    font-weight: 500;
    color: #e2e8f0;
    margin-bottom: 0.75rem;
    margin-top: 1.5rem;
}

.mr {
    margin-right: 0.5rem;
}

.close-icon {
    font-size: 1.5rem;
    color: #94a3b8;
}

.close-icon:hover {
    color: white;
}