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

:root {
    /* Consistent DropApps Theme Variables */
    --primary-color: #007AFF;
    --primary-hover: #0056b3;
    --secondary-color: #6c757d;
    --text-color: #333;
    --text-light: #555;
    --background-light: #f8f9fa;
    --background-white: #ffffff;
    --border-color: #dee2e6;
    --border-radius: 8px;
    --control-bg: rgba(40, 40, 40, 0.85); /* Dark semi-transparent for controls */
    --control-icon: #f1f1f1;
    --control-active: var(--primary-color);
    --control-inactive: #dc3545; /* Red for inactive/muted */
    --video-bg: #2c2c2c; /* Dark background for video containers */
}

/* --- General Reset & Body --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
    overflow: hidden; /* Prevent body scrollbars */
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--background-light);
    color: var(--text-color);
    display: flex;
    flex-direction: column;
    line-height: 1.6;
}

.dropin-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    width: 100vw;
}

/* --- Header --- */
.dropin-header {
    background-color: var(--background-white);
    padding: 0.75rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
    z-index: 10;
    position: relative;
}

.dropin-header .logo {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--primary-color);
}

/* Optional: Style for Room ID display if added later */
.room-id {
    font-size: 0.85rem;
    color: var(--secondary-color);
}

/* --- Main Meeting Area --- */
.meeting-area {
    flex-grow: 1;
    width: 100%;
    display: flex;
    align-items: stretch;
    justify-content: center;
    background-color: var(--video-bg); /* Darker background for the whole area */
    overflow: hidden;
    position: relative; /* For positioning overlays */
}

/* --- Video Grid Layout --- */
#video-grid {
    display: grid;
    width: 100%;
    height: 100%;
    padding: 0.5rem; /* Small padding around the grid */
    gap: 0.5rem; /* Gap between video tiles */
    align-content: center; /* Center grid items vertically if space allows */
    justify-content: center; /* Center grid items horizontally */
    transition: grid-template-columns 0.3s ease, grid-template-rows 0.3s ease;
}

/* Default/Single Participant */
#video-grid.grid-1 {
    grid-template-columns: minmax(0, 1fr); /* Single column */
    grid-template-rows: minmax(0, 1fr);    /* Single row */
}

/* Two Participants */
#video-grid.grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-rows: minmax(0, 1fr);
}

/* Three or Four Participants (2x2) */
#video-grid.grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-rows: repeat(2, minmax(0, 1fr));
}

/* Five or Six Participants (3x2) */
#video-grid.grid-6 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-template-rows: repeat(2, minmax(0, 1fr));
}
/* Example for > 6 (could adjust based on needs) */
#video-grid.grid-many {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); /* Adjust min size */
     grid-auto-rows: minmax(150px, auto); /* Ensure rows have minimum height */
}


/* --- Video Container & Video Element --- */
.video-container {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-color: var(--video-bg); /* Dark bg if video is off/loading */
    border-radius: var(--border-radius); /* Rounded corners for tiles */
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    display: flex; /* To center content like placeholders */
    align-items: center;
    justify-content: center;
}

/* Placeholder for when video is off */
.video-container.video-off::before {
    content: '\f007'; /* Font Awesome user icon */
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 3rem;
    color: rgba(255, 255, 255, 0.2);
}


.video-container video {
    display: block; /* Remove extra space below video */
    width: 100%;
    height: 100%;
    object-fit: cover; /* Fill container, might crop */
    background-color: var(--video-bg); /* Ensure bg matches container */
}

#local-video {
    transform: scaleX(-1); /* Mirror local video */
}

/* --- Participant Label (Optional) --- */
.participant-label {
    position: absolute;
    bottom: 8px;
    left: 8px;
    background-color: rgba(0, 0, 0, 0.6);
    color: #fff;
    padding: 0.2em 0.6em;
    font-size: 0.75rem;
    border-radius: 4px;
    z-index: 2;
}

/* --- Initial Overlay & States --- */
.initial-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6); /* Semi-transparent overlay */
    display: flex;
    flex-direction: column; /* Stack elements inside */
    align-items: center;
    justify-content: center;
    z-index: 5; /* Above video grid, below header/controls */
    color: #eee;
    text-align: center;
    padding: 1rem;
}

.loading-indicator,
.ended-message { /* Style these indicators */
    color: #ccc;
    font-size: 1.1rem;
    font-weight: 500;
    background-color: rgba(0, 0, 0, 0.5);
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius);
}

.permission-prompt p {
    margin-bottom: 1rem;
    font-size: 1.05rem;
}
.permission-prompt button { /* Style the grant button */
    padding: 0.7rem 1.5rem;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    font-weight: 600;
    border: none;
    background-color: var(--primary-color);
    color: var(--background-white);
    cursor: pointer;
    transition: background-color 0.2s ease;
    margin-bottom: 1rem;
}
.permission-prompt button:hover {
    background-color: var(--primary-hover);
}
.permission-prompt .error-message {
    color: #ff8a8a; /* Lighter red for dark background */
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

/* --- Control Bar --- */
.control-bar {
    background-color: var(--control-bg);
    backdrop-filter: blur(5px); /* Optional blur effect */
    padding: 0.75rem 1rem;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.5rem; /* Spacing between buttons */
    flex-shrink: 0;
    position: relative; /* Needed for z-index if not fixed */
    z-index: 10;
}

.control-button {
    background-color: rgba(255, 255, 255, 0.15); /* Slightly visible button bg */
    color: var(--control-icon);
    border: none;
    border-radius: 50%; /* Circular buttons */
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem; /* Icon size */
    cursor: pointer;
    transition: background-color 0.2s ease, color 0.2s ease, transform 0.1s ease;
}

.control-button:hover {
    background-color: rgba(255, 255, 255, 0.25);
}
.control-button:active {
    transform: scale(0.95);
}

.control-button.inactive { /* Red for mic/cam off */
    background-color: var(--control-inactive);
    color: white;
}
.control-button.inactive:hover {
    background-color: #c82333; /* Darker red on hover */
}

/* Make Leave button always red */
.control-button.leave {
    background-color: var(--control-inactive);
    color: white;
}
.control-button.leave:hover {
    background-color: #c82333;
}

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


/* --- Responsive Adjustments --- */
@media (max-width: 768px) {
     /* No major changes needed for grid usually, check padding/gap */
    #video-grid { padding: 0.3rem; gap: 0.3rem; }
    .control-bar { gap: 1rem; }
    .control-button { width: 45px; height: 45px; font-size: 1.1rem; }
}

@media (max-width: 480px) {
    .dropin-header { padding: 0.5rem 1rem; }
    .dropin-header .logo { font-size: 1.2rem; }
    .loading-indicator, .ended-message { font-size: 1rem; padding: 0.8rem 1.2rem; }
    .permission-prompt p { font-size: 1rem; }
    .permission-prompt button { padding: 0.6rem 1.2rem; font-size: 0.85rem; }
    .control-bar { padding: 0.5rem; gap: 0.75rem; }
    .control-button { width: 40px; height: 40px; font-size: 1rem; }
}