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

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    outline: none;
}

:root {
    /* Colors - Light mode */
    --primary-color: #f7f7f8;
    --secondary-color: #ffffff;
    --surface-color: #ffffff;
    --surface-hover: #ededf0;
    --text-color: #18181b;
    --text-secondary: #71717a;
    --msg-title-color: #3b82f6;
    --input-color: #52525b;
    --btn-color: #18181b;
    --hover-color: #3b82f6;
    --accent-color: #3b82f6;
    --accent-hover: #2563eb;
    --danger-color: #ff0000;
    --success-color: #22c55e;
    --tran-05: all 0.5s ease;
    --scrollbar-bg: #3b82f6;

    /* Layout */
    --form-width: 50%;
    --form-height: 80%;

    /* Spacing (8px grid) */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;

    /* Border */
    --border: 1px solid rgba(0, 0, 0, 0.08);
    --border-radius-sm: 6px;
    --border-radius: 10px;
    --border-radius-lg: 14px;
    --border-radius-xl: 20px;
    --border-radius-full: 999px;

    /* Shadows */
    --box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08), 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.12), 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16), 0 4px 12px rgba(0, 0, 0, 0.08);

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-xs: 0.75rem;
    --font-sm: 0.8125rem;
    --font-base: 0.9375rem;
    --font-lg: 1.125rem;
    --font-xl: 1.5rem;
}

* {
    font-family: var(--font-family);
}

body {
    min-height: 100vh;
    background-color: var(--primary-color);
    color: var(--text-color);
    overflow: auto;
    font-size: var(--font-base);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body.dark {
    --primary-color: #0e0e10;
    --secondary-color: #18181b;
    --surface-color: #1f1f23;
    --surface-hover: #26262c;
    --text-color: #efeff1;
    --text-secondary: #adadb8;
    --msg-title-color: #60a5fa;
    --input-color: #a1a1aa;
    --btn-color: #efeff1;
    --hover-color: #3b82f6;
    --accent-color: #3b82f6;
    --accent-hover: #60a5fa;
    --danger-color: #ff0000;
    --success-color: #4ade80;
    --scrollbar-bg: #3b82f6;
    --border: 1px solid rgba(255, 255, 255, 0.06);
    --box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.12);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3), 0 1px 3px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.4), 0 2px 8px rgba(0, 0, 0, 0.24);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.5), 0 4px 12px rgba(0, 0, 0, 0.3);
}

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

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: rgba(128, 128, 128, 0.3);
    border-radius: var(--border-radius-full);
    transition: background var(--transition-normal);
}

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

/* Buttons */
button {
    padding: var(--space-sm) var(--space-md);
    color: var(--text-color);
    background-color: var(--surface-color);
    cursor: pointer;
    border: var(--border);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    font-size: var(--font-sm);
    font-weight: 500;
    transition: all var(--transition-fast);
    touch-action: manipulation;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
}

button:hover {
    background-color: var(--surface-hover);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

button:active {
    transform: translateY(0);
    box-shadow: var(--box-shadow);
}

/* Video container */
.container {
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.container video {
    z-index: 1;
    position: relative;
    width: 100%;
    height: 100%;
    cursor: pointer;
    border-radius: var(--border-radius-lg);
    transition: filter var(--transition-normal);
    object-fit: contain;
}

.container video:hover {
    filter: brightness(1.03);
}

/* Video overlay gradient for readability */
.container::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 120px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.5));
    border-radius: 0 0 var(--border-radius-lg) var(--border-radius-lg);
    z-index: 2;
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.container:hover::after {
    opacity: 1;
}

.video-off {
    z-index: 3;
    position: absolute;
    visibility: hidden;
    top: 50%;
    left: 50%;
    width: 12vh;
    height: 12vh;
    transform: translate(-50%, -50%);
    opacity: 0.8;
}

video {
    background: #000;
}

video:fullscreen {
    object-fit: contain;
}

video::-webkit-media-controls {
    display: none !important;
}

.mirror {
    -webkit-transform: rotateY(180deg);
    -moz-transform: rotateY(180deg);
    transform: rotateY(180deg);
}

.not-selectable {
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

.center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
}

/* Toggle Switch */
.switch {
    position: relative;
    display: inline-block;
    width: 48px;
    height: 26px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(128, 128, 128, 0.3);
    transition: var(--transition-normal);
}

.slider:before {
    position: absolute;
    content: '';
    height: 20px;
    width: 20px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: var(--transition-normal);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

input:checked + .slider {
    background-color: var(--accent-color);
}

input:focus + .slider {
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

input:checked + .slider:before {
    transform: translateX(22px);
}

.slider.round {
    border-radius: var(--border-radius-full);
}

.slider.round:before {
    border-radius: 50%;
}

/* Support */
.support {
    text-align: right;
}

.support button {
    padding: var(--space-xs) var(--space-sm);
    background: transparent;
    border: none;
    box-shadow: none;
    color: var(--text-secondary);
    font-size: var(--font-base);
}

.support button:hover {
    color: #ef4444;
    background: transparent;
    box-shadow: none;
    transform: scale(1.15);
}

/* Links */
a {
    color: var(--accent-color);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--accent-hover);
}

/* SweetAlert overrides */
.swal2-title,
.swal2-content {
    background-color: var(--panel-color) !important;
    color: var(--text-color) !important;
    text-align: center;
}

.swal2-html-container {
    background-color: var(--panel-color) !important;
    color: var(--text-color) !important;
}

.swal2-popup {
    border-radius: var(--border-radius-lg) !important;
    background-color: var(--secondary-color) !important;
    border: var(--border) !important;
}

.swal2-actions button {
    color: var(--text-color) !important;
    background: var(--surface-color) !important;
    box-shadow: none !important;
    border-radius: var(--border-radius) !important;
    font-weight: 500 !important;
}

.swal2-timer-progress-bar-container {
    background: var(--accent-color);
}

/* Table */
table {
    font-family: var(--font-family);
    border-collapse: separate;
    border-spacing: 0 var(--space-xs);
    width: 100%;
}

td,
th {
    text-align: center;
    padding: var(--space-sm) var(--space-md);
}

th {
    width: calc(100% / 3);
    font-weight: 600;
    font-size: var(--font-xs);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-secondary);
    padding: var(--space-sm) var(--space-md);
    border-bottom: var(--border);
}

tr:not(:first-child) {
    background: var(--surface-color);
    border-radius: var(--border-radius);
}

tr:not(:first-child) td:first-child {
    border-radius: var(--border-radius) 0 0 var(--border-radius);
}

tr:not(:first-child) td:last-child {
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

tr:not(:first-child):hover td {
    background-color: var(--surface-hover);
}

td {
    width: calc(100% / 3);
    font-size: var(--font-sm);
    border-bottom: none;
}

td button {
    width: auto;
    padding: var(--space-xs) var(--space-sm);
    font-size: var(--font-sm);
    background-color: transparent;
    color: var(--text-secondary);
    border: none;
    border-radius: var(--border-radius-sm);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

td button:hover {
    background-color: var(--surface-hover);
    color: var(--text-color);
    box-shadow: none;
}

/* Utility Classes */
.color-red {
    color: var(--danger-color) !important;
}

.color-green {
    color: var(--success-color);
}

.hidden {
    display: none !important;
}

.full-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    background: var(--primary-color);
    z-index: 10;
}

/* Awaiting Broadcaster */
.awaiting-broadcaster {
    z-index: 3;
    position: absolute;
    width: 100%;
    color: white;
    font-size: var(--font-lg);
    font-weight: 500;
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--border-radius);
    pointer-events: none;
    text-align: center;
    letter-spacing: 0.02em;
}

/* Animations */
.fadeIn {
    animation: fadeIn ease-in 0.5s forwards;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.pulse {
    animation: pulse 2.5s ease-in-out infinite;
}

.pulse-bg {
    background-color: var(--accent-color) !important;
    color: white !important;
    animation: pulse 2.5s ease-in-out infinite;
}

@keyframes pulse {
    0%,
    100% {
        opacity: 0.6;
    }
    50% {
        opacity: 1;
    }
}

/* LIVE badge */
.live-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 2px var(--space-sm);
    background: var(--danger-color);
    color: white;
    font-size: var(--font-xs);
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: var(--border-radius-sm);
    line-height: 1.6;
}

.live-badge::before {
    content: '';
    width: 6px;
    height: 6px;
    background: white;
    border-radius: 50%;
    animation: livePulse 1.5s ease-in-out infinite;
}

@keyframes livePulse {
    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.4;
        transform: scale(0.8);
    }
}

/* Reconnecting overlay */
.reconnecting-overlay {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 100;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    animation: fadeIn 0.3s ease-out;
}

.reconnecting-overlay.active {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
}

.reconnecting-overlay .spinner {
    width: 32px;
    height: 32px;
    border: 3px solid rgba(255, 255, 255, 0.2);
    border-top-color: #f59e0b;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.reconnecting-overlay span {
    color: #fff;
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.3px;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* QR container */
.qrRoomContainer {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--space-md);
}

@-webkit-keyframes pulse {
    0% {
        opacity: 0.5;
    }
    50% {
        opacity: 1;
    }
    100% {
        opacity: 0.5;
    }
}