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

html, body, #root {
    height: 100%;
    width: 100%;
    background-color: #0F172A;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    color: #F1F5F9;
    overflow-x: hidden;
}

/* ===== MOBILE RESPONSIVE GLOBAL STYLES ===== */

/* Mobile first - base styles */
* {
    box-sizing: border-box;
}

/* Responsive container */
.container {
    width: 100%;
    padding-right: 15px;
    padding-left: 15px;
    margin-right: auto;
    margin-left: auto;
}

/* Responsive text */
@media (max-width: 640px) {
    h1, .h1 {
        font-size: 1.8rem !important;
    }
    h2, .h2 {
        font-size: 1.5rem !important;
    }
    h3, .h3 {
        font-size: 1.2rem !important;
    }
    h4, .h4 {
        font-size: 1rem !important;
    }
    body, p {
        font-size: 0.9rem !important;
    }
}

/* Responsive cards */
@media (max-width: 640px) {
    .MuiCard-root {
        border-radius: 12px !important;
    }
    .MuiCardContent-root {
        padding: 16px !important;
    }
}

/* Responsive grid */
@media (max-width: 640px) {
    .MuiGrid-container {
        gap: 12px !important;
    }
    .MuiGrid-item {
        padding: 0 !important;
        width: 100% !important;
        flex-basis: 100% !important;
        max-width: 100% !important;
    }
    /* 2-column grid on mobile for some items */
    .MuiGrid-item.mobile-half {
        width: 50% !important;
        flex-basis: 50% !important;
        max-width: 50% !important;
    }
}

/* Responsive tables */
@media (max-width: 640px) {
    .MuiTableContainer-root {
        overflow-x: auto !important;
    }
    .MuiTableCell-root {
        padding: 8px 6px !important;
        font-size: 0.75rem !important;
        white-space: nowrap !important;
    }
}

/* Responsive buttons */
@media (max-width: 640px) {
    .MuiButton-root {
        font-size: 0.8rem !important;
        padding: 6px 14px !important;
    }
    .MuiButton-startIcon {
        margin-right: 4px !important;
    }
}

/* Responsive tabs */
@media (max-width: 640px) {
    .MuiTabs-root .MuiTab-root {
        font-size: 0.7rem !important;
        padding: 6px 8px !important;
        min-width: auto !important;
    }
}

/* Responsive chips */
@media (max-width: 640px) {
    .MuiChip-root {
        font-size: 0.65rem !important;
        height: 24px !important;
    }
}

/* Responsive dialogs */
@media (max-width: 640px) {
    .MuiDialog-paper {
        margin: 10px !important;
        max-width: 100% !important;
        width: 100% !important;
    }
    .MuiDialogTitle-root {
        font-size: 1rem !important;
        padding: 16px !important;
    }
    .MuiDialogContent-root {
        padding: 16px !important;
    }
    .MuiDialogActions-root {
        padding: 8px 16px !important;
    }
}

/* Responsive sidebar/drawer */
@media (max-width: 640px) {
    .MuiDrawer-paper {
        width: 280px !important;
    }
}

/* Responsive padding */
@media (max-width: 640px) {
    .page-padding {
        padding: 16px !important;
    }
    .section-padding {
        padding: 12px !important;
    }
}

/* Hide elements on mobile */
@media (max-width: 640px) {
    .hide-mobile {
        display: none !important;
    }
}

/* Show elements only on mobile */
@media (min-width: 641px) {
    .show-mobile {
        display: none !important;
    }
}

/* Responsive header */
@media (max-width: 640px) {
    .MuiAppBar-root {
        padding: 0 8px !important;
    }
    .MuiToolbar-root {
        padding: 0 8px !important;
        min-height: 56px !important;
    }
}

/* Fix for material-ui avatar on mobile */
@media (max-width: 640px) {
    .MuiAvatar-root {
        width: 32px !important;
        height: 32px !important;
        font-size: 0.75rem !important;
    }
}

/* Responsive stats cards - make them more compact */
@media (max-width: 640px) {
    .stat-card .MuiTypography-h4 {
        font-size: 1.5rem !important;
    }
    .stat-card .MuiTypography-caption {
        font-size: 0.6rem !important;
    }
}

/* Mobile responsive page padding */
@media (max-width: 640px) {
    .page-padding {
        padding: 16px !important;
    }
}*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --bg: #0F172A;
    --surface: #1E293B;
    --accent: #2563EB;
    --text: #F1F5F9;
    --muted: #64748B;
    --border: rgba(255, 255, 255, 0.06);
    font-synthesis: none;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

html {
    height: 100%;
    width: 100%;
}

body {
    margin: 0;
    padding: 0;
    background-color: #0F172A;
    color: #F1F5F9;
    font-family: system-ui, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.5;
    min-height: 100vh;
    width: 100%;
    overflow-x: hidden;
}

#root {
    width: 100%;
    min-height: 100vh;
    background-color: #0F172A;
    display: flex;
    flex-direction: column;
    text-align: left;
}

h1, h2, h3, h4, h5, h6 {
    color: #F1F5F9;
    font-weight: 600;
    line-height: 1.3;
}

p {
    margin: 0;
    color: #94A3B8;
}

a {
    color: #60A5FA;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

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

::-webkit-scrollbar-track {
    background: #0F172A;
}

::-webkit-scrollbar-thumb {
    background: #334155;
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: #475569;
}

/* Audio player dark styling */
audio {
    filter: invert(1) hue-rotate(180deg);
    opacity: 0.8;
}