*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --bg-primary: #0a0e17;
    --bg-secondary: #111827;
    --bg-tertiary: #1f2937;
    --accent: #00d4aa;
    --accent-hover: #00f5c4;
    --text-primary: #f9fafb;
    --text-secondary: #9ca3af;
    --danger: #ef4444;
    --border: #374151;
    --font-mono: 'JetBrains Mono', monospace;
    --font-sans: 'Outfit', sans-serif;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.25rem;
}

.logo-icon {
    font-family: var(--font-mono);
    color: var(--accent);
    font-size: 1.5rem;
}

.header-right {
    .user-area { display: flex; align-items: center; gap: 0.75rem; }
    .user-name { font-size: 0.875rem; color: var(--accent); font-weight: 500; }
    .btn-logout { padding: 0.375rem 0.75rem; font-size: 0.75rem; }
    display: flex;
    align-items: center;
    gap: 1rem;
}

.viewer-count {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.live-dot {
    width: 8px;
    height: 8px;
    background: var(--danger);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

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

.btn {
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.625rem 1.25rem;
    border: none;
    border-radius: 0.5rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.2s;
}

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

.btn-primary {
    background: var(--accent);
    color: var(--bg-primary);
}

.btn-primary:hover:not(:disabled) {
    background: var(--accent-hover);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--border);
}

.btn-danger {
    background: transparent;
    color: var(--danger);
    border: 1px solid var(--danger);
}

.btn-danger:hover:not(:disabled) {
    background: var(--danger);
    color: white;
}

.btn-icon {
    background: transparent;
    color: var(--text-secondary);
    padding: 0.5rem;
    border-radius: 0.375rem;
}

.btn-icon:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.main-content {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 1rem;
    padding: 1rem 1.5rem;
    height: calc(100vh - 73px);
}

.stream-section {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.stream-viewport {
    position: relative;
    flex: 1;
    background: var(--bg-secondary);
    border-radius: 0.75rem;
    overflow: hidden;
    border: 1px solid var(--border);
}

.stream-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
}

.placeholder-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.3;
}

#streamVideo {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: none;
}

#streamVideo.active {
    display: block;
}

.blur-zones {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.blur-zone {
    position: absolute;
    background: rgba(10, 14, 23, 1);
    
    border: 2px dashed var(--accent);
    border-radius: 0.25rem;
    pointer-events: auto;
    cursor: move;
}



.stream-timer {
    position: absolute;
    top: 1rem;
    left: 1rem;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    background: rgba(0, 0, 0, 0.7);
    padding: 0.375rem 0.75rem;
    border-radius: 0.25rem;
    display: none;
}

.stream-timer.active {
    display: block;
}

.stream-controls {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.chat-panel {
    display: flex;
    flex-direction: column;
    background: var(--bg-secondary);
    border-radius: 0.75rem;
    border: 1px solid var(--border);
    overflow: hidden;
}

.chat-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid var(--border);
}

.chat-header h2 {
    font-size: 1rem;
    font-weight: 600;
}

.chat-status {
    font-size: 0.75rem;
    color: var(--text-secondary);
    padding: 0.25rem 0.5rem;
    background: var(--bg-tertiary);
    border-radius: 1rem;
}

.chat-status.live {
    background: var(--danger);
    color: white;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
}

.chat-welcome {
    text-align: center;
    color: var(--text-secondary);
    padding: 2rem 1rem;
}

.chat-hint {
    font-size: 0.875rem;
    margin-top: 0.5rem;
    opacity: 0.7;
}

.chat-message {
    margin-bottom: 0.75rem;
    font-size: 0.875rem;
}

.chat-message-user {
    color: var(--accent);
    font-weight: 600;
}

.chat-message-text {
    color: var(--text-primary);
    margin-left: 0.25rem;
}

.chat-input-form {
    display: flex;
    gap: 0.5rem;
    padding: 1rem;
    border-top: 1px solid var(--border);
}

.chat-input {
    flex: 1;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    padding: 0.625rem 0.875rem;
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.875rem;
}

.chat-input:focus {
    outline: none;
    border-color: var(--accent);
}

.chat-input:disabled {
    opacity: 0.5;
}

.btn-send {
    padding: 0.625rem 1rem;
}

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    z-index: 100;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--bg-secondary);
    border-radius: 0.75rem;
    width: 90%;
    max-width: 480px;
    max-height: 90vh;
    overflow-y: auto;
    border: 1px solid var(--border);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border);
}

.modal-header h2 {
    font-size: 1.125rem;
}

.modal-close {
    font-size: 1.5rem;
    line-height: 1;
}

.modal-body {
    padding: 1.5rem;
}

.settings-section {
    margin-bottom: 1.5rem;
}

.settings-section:last-child {
    margin-bottom: 0;
}

.settings-section h3 {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.settings-hint {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.toggle-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 0;
    cursor: pointer;
    font-size: 0.875rem;
}

.toggle-label input {
    display: none;
}

.toggle {
    width: 44px;
    height: 24px;
    background: var(--bg-tertiary);
    border-radius: 12px;
    position: relative;
    transition: background 0.2s;
}

.toggle::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background: var(--text-secondary);
    border-radius: 50%;
    transition: all 0.2s;
}

.toggle-label input:checked + .toggle {
    background: var(--accent);
}

.toggle-label input:checked + .toggle::after {
    left: 22px;
    background: var(--bg-primary);
}

.slider-container {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.slider-container input {
    flex: 1;
    -webkit-appearance: none;
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: 3px;
    cursor: pointer;
}

.slider-container input::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    background: var(--accent);
    border-radius: 50%;
}

.slider-value {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--accent);
    min-width: 3rem;
}

.select-input {
    width: 100%;
    padding: 0.625rem 0.875rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.875rem;
    cursor: pointer;
}

.select-input:focus {
    outline: none;
    border-color: var(--accent);
}

.modal-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
}

@media (max-width: 1024px) {
    .main-content {
        grid-template-columns: 1fr;
        grid-template-rows: 1fr auto;
    }
    .chat-panel {
        max-height: 300px;
    }
}

@media (max-width: 640px) {
    .header {
        padding: 0.875rem 1rem;
    }
    .main-content {
        padding: 0.75rem;
    }
    .stream-controls {
        justify-content: center;
    }
    .btn {
        padding: 0.5rem 1rem;
        font-size: 0.8125rem;
    }
}

.blur-zone .resize-handle {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 16px;
    height: 16px;
    background: var(--accent);
    cursor: nwse-resize;
    border-radius: 2px 0 4px 0;
}
.blur-zone .resize-handle::after {
    content: '';
    position: absolute;
    bottom: 3px;
    right: 3px;
    width: 6px;
    height: 6px;
    border-right: 2px solid var(--bg-primary);
    border-bottom: 2px solid var(--bg-primary);
}
.auto-blur-zone {
    border-color: #f59e0b;
    background: rgba(10, 14, 23, 1);
}
.auto-blur-zone::before {
    content: 'AUTO';
    position: absolute;
    top: 4px;
    left: 4px;
    font-size: 0.625rem;
    font-weight: 600;
    color: #f59e0b;
    background: rgba(0,0,0,0.5);
    padding: 2px 4px;
    border-radius: 2px;
}

.pip-container {
    position: absolute;
    bottom: 1rem;
    right: 1rem;
    display: flex;
    gap: 0.5rem;
    flex-direction: column;
    z-index: 10;
}
.pip-window {
    width: 240px;
    height: 135px;
    background: var(--bg-primary);
    border: 2px solid var(--accent);
    border-radius: 0.5rem;
    overflow: hidden;
    cursor: pointer;
    position: relative;
}
.pip-window video {
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.pip-window.active {
    border-color: #f59e0b;
}
.pip-window .pip-close {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 20px;
    height: 20px;
    background: var(--danger);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.2s;
}
.pip-window:hover .pip-close {
    opacity: 1;
}

.loading {
    position: relative;
    pointer-events: none;
}
.loading::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(10, 14, 23, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
}
.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}
@keyframes spin {
    to { transform: rotate(360deg); }
}
.btn.loading {
    color: transparent;
}
.btn.loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
    left: 50%;
    top: 50%;
    margin: -8px 0 0 -8px;
}
.toast {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.3s;
}
.toast.show {
    opacity: 1;
}
.toast.success {
    border-color: var(--accent);
    color: var(--accent);
}
.toast.error {
    border-color: var(--danger);
    color: var(--danger);
}

@media (max-width: 480px) {
    .header {
        padding: 0.75rem;
    }
    .logo-text {
        display: none;
    }
    .stream-controls {
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    .stream-controls .btn {
        flex: 1 1 calc(50% - 0.25rem);
        min-width: 0;
        padding: 0.5rem;
        font-size: 0.75rem;
    }
    .chat-panel {
        max-height: 250px;
    }
    .pip-container {
        bottom: 0.5rem;
        right: 0.5rem;
    }
    .pip-window {
        width: 160px;
        height: 90px;
    }
    .modal {
        width: 95%;
        margin: 1rem;
    }
    .user-area .user-name {
        display: none;
    }
}

.secure-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    background: rgba(0, 212, 170, 0.1);
    border: 1px solid var(--accent);
    color: var(--accent);
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
    font-weight: 600;
    margin-left: 0.5rem;
}
.secure-badge::before {
    content: '🔒';
}
.delay-indicator {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(0, 0, 0, 0.7);
    color: var(--accent);
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
    font-family: var(--font-mono);
    display: none;
}
.delay-indicator.active {
    display: block;
}