/* ============================================
   STANDALONE CHAT CALL MODAL STYLES
   ============================================ */

.call-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.95);
    z-index: 10002;
    display: none;
}

.call-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.call-modal-content {
    width: 100%;
    height: 100%;
    position: relative;
    display: flex;
    flex-direction: column;
}

/* Incoming Call Screen */
.incoming-call-screen {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: white;
}

.incoming-call-avatar {
    position: relative;
    margin-bottom: 2rem;
}

.incoming-call-avatar img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid rgba(255, 255, 255, 0.2);
}

.call-pulse-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120px;
    height: 120px;
    border: 3px solid rgba(34, 197, 94, 0.6);
    border-radius: 50%;
    animation: pulse-ring 1.5s cubic-bezier(0.215, 0.61, 0.355, 1) infinite;
}

.call-pulse-ring.delay-1 {
    animation-delay: 0.5s;
}

@keyframes pulse-ring {
    0% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 1;
    }
    100% {
        transform: translate(-50%, -50%) scale(1.4);
        opacity: 0;
    }
}

.incoming-call-screen h2 {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.incoming-call-type {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0.5rem;
}

.incoming-call-status {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 3rem;
}

.incoming-call-actions {
    display: flex;
    gap: 4rem;
}

.call-action-btn {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.call-action-btn.decline-btn {
    background: #ef4444;
}

.call-action-btn.decline-btn:hover {
    background: #dc2626;
    transform: scale(1.05);
}

.call-action-btn.accept-btn {
    background: #22c55e;
}

.call-action-btn.accept-btn:hover {
    background: #16a34a;
    transform: scale(1.05);
}

.call-action-btn svg {
    color: white;
}

/* Active Call Screen */
.active-call-screen {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.call-header {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    padding: 1.5rem;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.8) 0%, transparent 100%);
    z-index: 10;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.call-user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: white;
}

.call-user-info img {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.call-user-info h2 {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
}

.call-user-info p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
    margin: 0.25rem 0 0 0;
}

.call-status {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
}

.call-header-controls .call-close-btn {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.2s ease;
}

.call-header-controls .call-close-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

.call-header-controls .call-close-btn svg {
    color: white;
}

.call-timer {
    position: absolute;
    top: 5rem;
    left: 50%;
    transform: translateX(-50%);
    font-size: 1.2rem;
    font-weight: 600;
    color: white;
    background: rgba(0, 0, 0, 0.5);
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    z-index: 10;
}

.call-video {
    flex: 1;
    position: relative;
    background: #000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.main-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.pip-video {
    position: absolute;
    top: 7rem;
    right: 1.5rem;
    width: 200px;
    height: 150px;
    border-radius: 12px;
    object-fit: cover;
    border: 2px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    z-index: 10;
}

.voice-call-animation {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.voice-wave {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.voice-wave span {
    display: block;
    width: 4px;
    height: 20px;
    background: rgba(34, 197, 94, 0.8);
    border-radius: 2px;
    animation: voice-wave 1.2s ease-in-out infinite;
}

.voice-wave span:nth-child(1) {
    animation-delay: 0s;
}

.voice-wave span:nth-child(2) {
    animation-delay: 0.1s;
}

.voice-wave span:nth-child(3) {
    animation-delay: 0.2s;
}

.voice-wave span:nth-child(4) {
    animation-delay: 0.3s;
}

.voice-wave span:nth-child(5) {
    animation-delay: 0.4s;
}

@keyframes voice-wave {
    0%, 100% {
        height: 20px;
    }
    50% {
        height: 50px;
    }
}

.call-controls {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem;
    background: linear-gradient(0deg, rgba(0, 0, 0, 0.8) 0%, transparent 100%);
    display: flex;
    justify-content: center;
    gap: 2rem;
    z-index: 10;
}

.call-controls button {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.call-controls button:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.call-controls button svg {
    color: white;
}

.call-controls button.end-call {
    background: #ef4444;
}

.call-controls button.end-call:hover {
    background: #dc2626;
}

.call-controls button.muted {
    background: rgba(239, 68, 68, 0.3);
}

.call-controls button.video-off {
    background: rgba(239, 68, 68, 0.3);
}

.call-controls button#chatSwitchCallModeBtn {
    background: rgba(16, 185, 129, 0.3);
}

.call-controls button#chatSwitchCallModeBtn:hover {
    background: rgba(16, 185, 129, 0.5);
}

.call-controls button#chatAddParticipantBtn {
    background: rgba(99, 102, 241, 0.3);
}

.call-controls button#chatAddParticipantBtn:hover {
    background: rgba(99, 102, 241, 0.5);
}

.call-participants-list {
    position: absolute;
    top: 7rem;
    left: 1.5rem;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 1rem;
    max-height: 300px;
    overflow-y: auto;
    display: none;
    z-index: 10;
}

.call-participants-list.active {
    display: block;
}

.participants-header {
    font-size: 0.9rem;
    font-weight: 600;
    color: white;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.participants-items {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.call-participants-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
    padding: 1rem;
    width: 100%;
    height: 100%;
}

.call-participants-grid video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
}

/* Mobile responsive */
@media (max-width: 768px) {
    .incoming-call-avatar img {
        width: 100px;
        height: 100px;
    }

    .call-pulse-ring {
        width: 100px;
        height: 100px;
    }

    .incoming-call-screen h2 {
        font-size: 1.5rem;
    }

    .incoming-call-actions {
        gap: 3rem;
    }

    .call-action-btn {
        width: 60px;
        height: 60px;
    }

    .pip-video {
        width: 120px;
        height: 90px;
        top: 6rem;
        right: 1rem;
    }

    .call-controls {
        gap: 1.5rem;
        padding: 1.5rem;
    }

    .call-controls button {
        width: 55px;
        height: 55px;
    }

    .call-timer {
        font-size: 1rem;
        padding: 0.4rem 1.2rem;
        top: 4.5rem;
    }

    .call-header {
        padding: 1rem;
    }

    .call-user-info img {
        width: 40px;
        height: 40px;
    }

    .call-user-info h2 {
        font-size: 1rem;
    }

    .call-participants-list {
        left: 1rem;
        top: 6rem;
        max-width: calc(100% - 2rem);
    }
}