html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background: #090a0f;
    color: #E5E7EB;
    overflow-x: hidden; /* Only hide horizontal scroll */
    overflow-y: auto; /* Allow vertical scroll */
    min-height: 100vh; /* Ensure body can grow */
}

#cosmic-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -10;
}

.glass-pane {
    background: rgba(10, 10, 20, 0.5);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(0, 191, 255, 0.2);
}

.call-button {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.call-button:hover {
    transform: scale(1.1);
}

.accept-button { background-color: #22c55e; }
.decline-button { background-color: #ef4444; }
.control-button { background-color: rgba(255, 255, 255, 0.1); }

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.2); }
    50% { box-shadow: 0 0 0 20px rgba(255, 255, 255, 0); }
}

.pulsing-avatar {
    animation: pulse 2s infinite;
}

/* Popup Styles */
.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.popup-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.popup-content {
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    margin: 20px;
    transform: scale(1);
    transition: transform 0.3s ease;
}

.popup-overlay.hidden .popup-content {
    transform: scale(0.9);
}

.popup-textarea {
    background: rgba(17, 24, 39, 0.5);
    border: 1px solid rgba(107, 114, 128, 0.3);
    border-radius: 12px;
    padding: 16px;
    color: #E5E7EB;
    font-size: 16px;
    line-height: 1.5;
    resize: none;
    min-height: 120px;
    max-height: 300px;
    overflow-y: auto;
    transition: border-color 0.3s ease, height 0.2s ease;
}

.popup-textarea:focus {
    outline: none;
    border-color: rgba(99, 102, 241, 0.5);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.popup-textarea::placeholder {
    color: rgba(156, 163, 175, 0.8);
}

.main-button {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    transition: all 0.3s ease;
}

.main-button:hover:not(:disabled) {
    background: linear-gradient(135deg, #5a67d8 0%, #6b46c1 100%);
    transform: translateY(-1px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

.main-button:disabled {
    background: rgba(107, 114, 128, 0.3);
    color: rgba(156, 163, 175, 0.5);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Image Preview Styles */
.image-preview-item {
    position: relative;
    aspect-ratio: 1;
    border-radius: 8px;
    overflow: hidden;
}

.image-preview-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.image-preview-item .remove-image {
    position: absolute;
    top: 4px;
    right: 4px;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    border: none;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    cursor: pointer;
    transition: background-color 0.2s;
}

.image-preview-item .remove-image:hover {
    background: rgba(220, 38, 38, 0.8);
}

/* Tagged Friends Styles */
.friend-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(99, 102, 241, 0.2);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 20px;
    padding: 4px 12px;
    font-size: 14px;
    color: #e5e7eb;
}

.friend-tag .remove-tag {
    background: none;
    border: none;
    color: #ef4444;
    cursor: pointer;
    font-size: 16px;
    padding: 0;
    margin-left: 4px;
}

.friend-tag .remove-tag:hover {
    color: #dc2626;
}

/* Friend Item in Modal */
.friend-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.2s;
}

.friend-item:hover {
    background: rgba(75, 85, 99, 0.3);
}

.friend-item.selected {
    background: rgba(99, 102, 241, 0.2);
    border: 1px solid rgba(99, 102, 241, 0.3);
}

.friend-item img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

/* Location Suggestion Styles */
.location-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.2s;
    border: 1px solid transparent;
}

.location-item:hover {
    background: rgba(75, 85, 99, 0.3);
    border-color: rgba(107, 114, 128, 0.3);
}

.location-item .location-icon {
    width: 32px;
    height: 32px;
    background: rgba(248, 113, 113, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Modal specific styles */
.popup-overlay .glass-pane {
    max-height: 80vh;
    overflow-y: auto;
}