src/App.scss

// 1. Import Tailwind's base, components, and utilities
@import 'tailwindcss/base';
@import 'tailwindcss/components';
@import 'tailwindcss/utilities';

// 2. Define CSS Variables
:root {
    --radius: 0.625rem; /* 10px */
    --radius-md: 0.5rem; /* 8px */
    --background: oklch(1 0 0);
    --foreground: oklch(0.145 0 0);
    --popover: oklch(1 0 0);
    --popover-foreground: oklch(0.145 0 0);
    --border: oklch(0.922 0 0);
}

.dark {
    --background: oklch(0.145 0 0);
    --foreground: oklch(0.985 0 0);
    --popover: oklch(0.205 0 0);
    --popover-foreground: oklch(0.985 0 0);
    --border: oklch(1 0 0 / 10%);
}

// 3. Apply base styles
@layer base {
    * {
        border-color: var(--border);
        outline-color: var(--foreground);
        box-sizing: border-box;
    }
    body {
        @apply bg-background text-foreground;
        overflow-x: hidden;
        font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
        margin: 0;
        padding: 0;
    }
    html {
        margin: 0;
        padding: 0;
        overflow-x: hidden;
    }
}

// Wrapper for the main content, to ensure footer doesn't overlap if content is short
.main-wrapper {
    min-height: 100vh; // Or 100dvh for dynamic viewport height
    display: flex;
    flex-direction: column;
}
.media-area {
    flex-grow: 1; // Allows this area to take up available space
}


// 4. Styles for components

/* Notification Popover ... (بدون تغییر از نسخه قبل) ... */
.notification-popover-wrapper {
    position: fixed;
    top: 1rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 100;
    width: calc(100% - 1rem);
    max-width: 28rem;
    display: flex;
    justify-content: center;
    pointer-events: none;
}

.popover-content {
    width: 100%;
    border-radius: var(--radius-md, 0.5rem);
    border-width: 1px;
    border-color: var(--border);
    background-color: var(--popover);
    color: var(--popover-foreground);
    box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    outline: none;
    transition: opacity 0.3s ease-out, transform 0.4s cubic-bezier(0.68, -0.55, 0.27, 1.55);
    opacity: 0;
    transform: translateY(-100%) scale(0.9);
    pointer-events: none;

    &.open {
        opacity: 1;
        transform: translateY(0) scale(1);
        pointer-events: auto;
    }
}

.notification-popover-text-content {
    background-color: #eff6ff;
    font-size: 0.875rem;
    line-height: 1.5rem;
    direction: rtl;
    padding: 1rem;
    border-radius: var(--radius-md, 0.5rem);
    color: oklch(0.145 0 0);
}
.dark .notification-popover-text-content {
    background-color: oklch(0.25 0.05 230);
    color: oklch(0.95 0.01 230);
}


/* Header controls ... (بدون تغییر از نسخه قبل) ... */
.header-controls {
    display: flex;
    padding: 0.75rem 0.5rem;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 10;
}

.header-button {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-lg, 0.625rem);
    background-color: #e5e7eb;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.1s ease-out;

    svg {
        opacity: 0.7;
        stroke: #374151;
        width: 24px;
        height: 24px;
    }

    &:hover {
        background-color: #d1d5db;
    }

    &:active {
        background-color: #9ca3af;
        transform: scale(0.95);
    }
}

.dark .header-button {
    background-color: oklch(0.28 0 0);
    &:hover {
        background-color: oklch(0.35 0 0);
    }
    &:active {
        background-color: oklch(0.40 0 0);
        transform: scale(0.95);
    }
    svg {
        opacity: 0.8;
        stroke: oklch(0.85 0 0);
    }
}

/* Logo Animation Styling */
.logo-animation-wrapper {
    position: relative; // Important for inner absolute positioning
    display: flex;
    align-items: center;
    justify-content: center;
    // &.for-footer will be handled by its container
}


/* Footer and Control Buttons - REVISED FOR FIXED POSITIONS */
.footer-controls {
    width: 100%;
    display: flex;
    justify-content: space-between; /* Cam left, Mic right */
    align-items: center; /* Vertically align items if they have different heights */
    position: absolute;
    bottom: 0;
    left: 0; // Ensure it spans full width for absolute positioning of children
    padding: 0.75rem 0.5rem; // 12px top/bottom, 8px left/right - Keep this minimal
    z-index: 20; // Above video/logo but below modals
}

// Wrapper for individual control buttons to manage their specific positioning if needed
.control-button-wrapper {
    position: relative; /* For switch camera button positioning */
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Small logo specifically for the footer, positioned in the middle */
.small-logo-footer {
    position: absolute;
    left: 50%;
    top: 50%; // Relative to footer's padding
    transform: translate(-50%, -50%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1; // Below buttons if overlap is an issue, but should be fine
}


.control-button {
    height: 70px;
    width: 70px;
    border-radius: 9999px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-width: 1px;
    border-color: var(--border);
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    cursor: pointer;
    transition: transform 0.2s ease-out, box-shadow 0.2s ease-out;
    flex-shrink: 0;
    z-index: 2; // Ensure buttons are clickable above the small logo if it ever overlaps

    &:hover {
        transform: scale(1.05);
        box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    }
}

// Cam button is on the left as per HTML example
.cam-button-color { background-color: #E0ECFF; } // Blueish
// Mic button is on the right
.mic-button-color { background-color: #fecdd3; } // Reddish

.dark .cam-button-color { background-color: #223355; }
.dark .mic-button-color { background-color: #5C2129; }


/* Switch Camera Button - positioned relative to cam-button-wrapper */
.switch-camera-button-container {
    position: absolute;
    bottom: calc(100% + 0.5rem); // Above the cam button
    left: 50%; // Centered horizontally relative to its wrapper
    transform: translateX(-50%) translateY(15px) scale(0.7); // Initial state for animation
    z-index: 5; // Above the cam button
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.35s cubic-bezier(0.68, -0.55, 0.27, 1.55), transform 0.35s cubic-bezier(0.68, -0.55, 0.27, 1.55);
    transform-origin: center bottom;

    &.visible {
        opacity: 1;
        transform: translateX(-50%) translateY(0) scale(1); // Final state
        pointer-events: auto;
    }
}

.switch-camera-button-content {
    width: 44px;
    height: 44px;
    background-color: var(--background);
    border: 1px solid var(--border);
    border-radius: 9999px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 5px 10px rgba(0,0,0,0.12), 0 2px 4px rgba(0,0,0,0.08);
    cursor: pointer;
    transform-origin: center;
    transition: transform 0.2s ease-out, box-shadow 0.2s ease-out;

    &:hover {
        transform: scale(1.12) rotate(-6deg);
        box-shadow: 0 7px 15px rgba(0,0,0,0.18), 0 3px 6px rgba(0,0,0,0.12);
    }
    &:active {
        transform: scale(1.03) rotate(0deg);
    }

    svg {
        width: 20px;
        height: 20px;
        stroke: var(--foreground);
        transition: transform 0.3s ease-in-out;
    }
    &:hover svg {
        transform: rotate(360deg);
    }
}

/* Keyframes for popover ... (بدون تغییر از نسخه قبل) ... */
@keyframes popover-drop-in {
    0% {
        opacity: 0;
        transform: translateY(-100%) scale(0.9);
    }
    70% {
        opacity: 1;
        transform: translateY(5px) scale(1.02);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes popover-lift-out {
    0% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
    100% {
        opacity: 0;
        transform: translateY(-100%) scale(0.9);
    }
}

.animate-popover-open-top-center {
    animation: popover-drop-in 0.4s cubic-bezier(0.68, -0.55, 0.27, 1.55) forwards;
}
.animate-popover-close-top-center {
    animation: popover-lift-out 0.3s ease-in forwards;
}