/* soft-data.eu Remote Support - Dark Theme */

:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121e;
    --bg-tertiary: #1a1a2e;
    --bg-input: #0f0f1a;
    --border-color: #2a2a4a;
    --border-light: #333;
    --text-primary: #e0e0e0;
    --text-secondary: #aaa;
    --text-muted: #666;
    --accent: #4fc3f7;
    --accent-dark: #0288d1;
    --accent-glow: rgba(79, 195, 247, 0.2);
    --danger: #ef5350;
    --danger-dark: #c62828;
    --success: #66bb6a;
    --warning: #ffa726;
    --radius: 8px;
    --radius-lg: 12px;
    --shadow: 0 4px 20px rgba(0,0,0,0.4);
    --transition: all 0.2s ease;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* HEADER */
#app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 20px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    z-index: 100;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.app-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--accent);
    letter-spacing: -0.02em;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.status-badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.status-disconnected { background: rgba(239,83,80,0.15); color: var(--danger); }
.status-connecting { background: rgba(255,167,38,0.15); color: var(--warning); }
.status-connected { background: rgba(102,187,106,0.15); color: var(--success); }

.trainer-badge, .client-badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
}

/* BUTTONS */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border: none;
    border-radius: var(--radius);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn:hover { opacity: 0.9; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: #fff;
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger), var(--danger-dark));
    color: #fff;
}

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

.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

.btn-sm { padding: 6px 14px; font-size: 0.8rem; }
.btn-lg { padding: 14px 28px; font-size: 1rem; }

.btn-icon {
    width: 44px;
    height: 44px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.btn-icon.active {
    background: var(--accent-glow);
    border-color: var(--accent);
    color: var(--accent);
}

.btn-icon.muted {
    background: rgba(239,83,80,0.1);
    border-color: var(--danger);
    color: var(--danger);
}

/* SESSION PANEL */
.panel {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    flex: 1;
    gap: 30px;
}

.session-code-area label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
    text-align: center;
}

.code-display {
    display: flex;
    gap: 12px;
    align-items: center;
}

.code-display input {
    padding: 14px 20px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    color: #fff;
    font-size: 1.4rem;
    font-family: 'Courier New', monospace;
    text-align: center;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    width: 220px;
}

.code-display input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.generated-code {
    font-size: 2rem;
    font-family: 'Courier New', monospace;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 0.15em;
    padding: 10px 24px;
    background: var(--accent-glow);
    border: 1px solid var(--accent);
    border-radius: var(--radius);
}

.session-actions {
    display: flex;
    gap: 12px;
    align-items: center;
}

.client-name-input input {
    padding: 14px 20px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    color: #fff;
    font-size: 1rem;
    width: 180px;
}

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

/* MAIN CONTENT */
.main-content {
    display: flex;
    flex: 1;
    overflow: hidden;
    height: calc(100vh - 130px);
}

/* SCREEN PANEL */
.screen-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    min-width: 0;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 16px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
    font-size: 0.85rem;
    font-weight: 600;
}

.subtle-text {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 400;
}

.screen-container {
    flex: 1;
    position: relative;
    background: #000;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.screen-container video {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: none;
}

.screen-container video.active {
    display: block;
}

#laser-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 10;
}

.screen-container .placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--text-muted);
}

.screen-container .placeholder p {
    font-size: 0.9rem;
}

/* SIDE PANEL */
.side-panel {
    width: 320px;
    min-width: 280px;
    display: flex;
    flex-direction: column;
    background: var(--bg-secondary);
    overflow-y: auto;
}

/* VOICE SECTION */
.voice-section {
    border-bottom: 1px solid var(--border-color);
}

.voice-controls {
    display: flex;
    gap: 12px;
    padding: 12px 16px;
    justify-content: center;
}

/* CHAT SECTION */
.chat-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 200px;
    border-bottom: 1px solid var(--border-color);
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: 300px;
}

.chat-msg {
    padding: 8px 12px;
    border-radius: var(--radius);
    font-size: 0.85rem;
    max-width: 90%;
}

.chat-msg.sent {
    align-self: flex-end;
    background: var(--accent-glow);
    border: 1px solid rgba(79,195,247,0.2);
}

.chat-msg.received {
    align-self: flex-start;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
}

.chat-msg .sender {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-bottom: 2px;
}

.chat-msg .text {
    word-break: break-word;
}

.chat-input-area {
    display: flex;
    gap: 8px;
    padding: 12px;
    border-top: 1px solid var(--border-color);
}

.chat-input-area input {
    flex: 1;
    padding: 10px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    color: #fff;
    font-size: 0.85rem;
}

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

/* PARTICIPANTS */
.participants-section {
    padding-bottom: 12px;
}

.participants-list {
    padding: 8px 16px;
}

.participant-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 0;
    font-size: 0.85rem;
}

.participant-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-muted);
}

.participant-dot.connected { background: var(--success); }

/* TOOLBAR */
.toolbar {
    display: flex;
    justify-content: center;
    padding: 10px 20px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    z-index: 100;
}

.toolbar-group {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
}

.btn-toolbar {
    padding: 10px 18px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 0.85rem;
}

.btn-toolbar:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.btn-toolbar.recording {
    background: rgba(239,83,80,0.15);
    border-color: var(--danger);
    color: var(--danger);
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

/* MODAL */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.modal {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 30px;
    max-width: 500px;
    width: 90%;
    box-shadow: var(--shadow);
}

.modal h3 {
    margin-bottom: 16px;
    color: var(--accent);
}

.modal p {
    margin-bottom: 20px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.modal-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

/* TOAST */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    padding: 12px 20px;
    border-radius: var(--radius);
    font-size: 0.85rem;
    animation: slideIn 0.3s ease;
    max-width: 350px;
}

.toast-info { background: var(--bg-tertiary); border: 1px solid var(--accent); color: var(--accent); }
.toast-success { background: rgba(102,187,106,0.15); border: 1px solid var(--success); color: var(--success); }
.toast-error { background: rgba(239,83,80,0.15); border: 1px solid var(--danger); color: var(--danger); }
.toast-warning { background: rgba(255,167,38,0.15); border: 1px solid var(--warning); color: var(--warning); }

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* SCROLLBAR */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* RESPONSIVE */
@media (max-width: 900px) {
    .main-content {
        flex-direction: column;
        height: auto;
    }
    .screen-panel {
        min-height: 300px;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
    .side-panel {
        width: 100%;
        min-width: 100%;
    }
    .toolbar-group {
        gap: 6px;
    }
    .btn-toolbar {
        padding: 8px 12px;
        font-size: 0.8rem;
    }
}

@media (max-width: 600px) {
    .app-title { font-size: 0.9rem; }
    .header-right { display: none; }
    .code-display input { width: 160px; font-size: 1.1rem; }
    .generated-code { font-size: 1.4rem; }
}