/**
 * SSTV General Mode Styles
 * Terrestrial Slow-Scan Television decoder interface
 */

/* ============================================
   MODE VISIBILITY
   ============================================ */
#sstvGeneralMode.active {
    display: block !important;
}

/* ============================================
   VISUALS CONTAINER
   ============================================ */
.sstv-general-visuals-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 12px;
    min-height: 0;
    flex: 1;
    height: 100%;
    overflow: hidden;
}

/* ============================================
   STATS STRIP
   ============================================ */
.sstv-general-stats-strip {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 14px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    flex-wrap: wrap;
    flex-shrink: 0;
}

.sstv-general-strip-group {
    display: flex;
    align-items: center;
    gap: 12px;
}

.sstv-general-strip-status {
    display: flex;
    align-items: center;
    gap: 6px;
}

.sstv-general-strip-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.sstv-general-strip-dot.idle {
    background: var(--text-dim);
}

.sstv-general-strip-dot.listening {
    background: var(--accent-yellow);
    animation: sstv-general-pulse 1s infinite;
}

.sstv-general-strip-dot.decoding {
    background: var(--accent-cyan);
    box-shadow: 0 0 6px var(--accent-cyan);
    animation: sstv-general-pulse 0.5s infinite;
}

.sstv-general-strip-status-text {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--text-secondary);
    text-transform: uppercase;
}

.sstv-general-strip-btn {
    font-family: var(--font-mono);
    font-size: 10px;
    padding: 5px 12px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    text-transform: uppercase;
    font-weight: 600;
    transition: all 0.15s ease;
}

.sstv-general-strip-btn.start {
    background: var(--accent-cyan);
    color: var(--bg-primary);
}

.sstv-general-strip-btn.start:hover {
    background: var(--accent-cyan-bright, #00d4ff);
}

.sstv-general-strip-btn.stop {
    background: var(--accent-red, #ff3366);
    color: white;
}

.sstv-general-strip-btn.stop:hover {
    background: #ff1a53;
}

.sstv-general-strip-divider {
    width: 1px;
    height: 24px;
    background: var(--border-color);
}

.sstv-general-strip-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    min-width: 50px;
}

.sstv-general-strip-value {
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary);
}

.sstv-general-strip-value.accent-cyan {
    color: var(--accent-cyan);
}

.sstv-general-strip-label {
    font-family: var(--font-mono);
    font-size: 8px;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ============================================
   MAIN ROW (Live Decode + Gallery)
   ============================================ */
.sstv-general-main-row {
    display: flex;
    flex-direction: row;
    gap: 12px;
    flex: 1;
    min-height: 0;
    overflow: hidden;
}

/* ============================================
   LIVE DECODE SECTION
   ============================================ */
.sstv-general-live-section {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    flex: 1;
    min-width: 300px;
}

.sstv-general-live-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid var(--border-color);
}

.sstv-general-live-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary);
}

.sstv-general-live-title svg {
    color: var(--accent-cyan);
}

.sstv-general-live-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 16px;
    min-height: 0;
}

.sstv-general-canvas-container {
    position: relative;
    background: #000;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    overflow: hidden;
}

.sstv-general-decode-info {
    width: 100%;
    margin-top: 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sstv-general-mode-label {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--accent-cyan);
    text-align: center;
}

.sstv-general-progress-bar {
    width: 100%;
    height: 4px;
    background: var(--bg-secondary);
    border-radius: 2px;
    overflow: hidden;
}

.sstv-general-progress-bar .progress {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-green));
    border-radius: 2px;
    transition: width 0.3s ease;
}

.sstv-general-status-message {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--text-dim);
    text-align: center;
}

/* Idle state */
.sstv-general-idle-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 40px 20px;
    color: var(--text-dim);
}

.sstv-general-idle-state svg {
    width: 64px;
    height: 64px;
    opacity: 0.3;
    margin-bottom: 16px;
}

.sstv-general-idle-state h4 {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.sstv-general-idle-state p {
    font-size: 12px;
    max-width: 250px;
}

/* ============================================
   GALLERY SECTION
   ============================================ */
.sstv-general-gallery-section {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    flex: 1.5;
    min-width: 300px;
}

.sstv-general-gallery-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid var(--border-color);
}

.sstv-general-gallery-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary);
}

.sstv-general-gallery-count {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--accent-cyan);
    background: var(--bg-secondary);
    padding: 2px 8px;
    border-radius: 10px;
}

.sstv-general-gallery-grid {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 12px;
    padding: 12px;
    overflow-y: auto;
    align-content: start;
}

.sstv-general-image-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    overflow: hidden;
    transition: all 0.15s ease;
    cursor: pointer;
}

.sstv-general-image-card:hover {
    border-color: var(--accent-cyan);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 212, 255, 0.2);
}

.sstv-general-image-preview {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    background: #000;
    display: block;
}

.sstv-general-image-info {
    padding: 8px 10px;
    border-top: 1px solid var(--border-color);
}

.sstv-general-image-mode {
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 600;
    color: var(--accent-cyan);
    margin-bottom: 4px;
}

.sstv-general-image-timestamp {
    font-family: var(--font-mono);
    font-size: 9px;
    color: var(--text-dim);
}

/* Empty gallery state */
.sstv-general-gallery-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    text-align: center;
    color: var(--text-dim);
    grid-column: 1 / -1;
}

.sstv-general-gallery-empty svg {
    width: 48px;
    height: 48px;
    opacity: 0.3;
    margin-bottom: 12px;
}

/* ============================================
   SIGNAL MONITOR
   ============================================ */
.sstv-general-signal-monitor {
    width: 100%;
    max-width: 320px;
    padding: 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

.sstv-general-signal-monitor-header {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 14px;
}

.sstv-general-signal-monitor-header svg {
    color: var(--accent-cyan);
}

.sstv-general-signal-level-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}

.sstv-general-signal-level-label {
    font-family: var(--font-mono);
    font-size: 9px;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    flex-shrink: 0;
}

.sstv-general-signal-bar-track {
    flex: 1;
    height: 6px;
    background: var(--bg-primary);
    border-radius: 3px;
    overflow: hidden;
}

.sstv-general-signal-bar-fill {
    height: 100%;
    border-radius: 3px;
    transition: width 0.3s ease, background 0.3s ease;
    background: var(--text-dim);
}

.sstv-general-signal-level-value {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 600;
    color: var(--text-primary);
    min-width: 24px;
    text-align: right;
}

.sstv-general-signal-status-text {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--text-dim);
    text-align: center;
}

/* ============================================
   IMAGE MODAL
   ============================================ */
.sstv-general-image-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.9);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    padding: 40px;
}

.sstv-general-image-modal.show {
    display: flex;
}

.sstv-general-image-modal img {
    max-width: 100%;
    max-height: 100%;
    border: 1px solid var(--border-color);
    border-radius: 4px;
}

.sstv-general-modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    color: white;
    font-size: 32px;
    cursor: pointer;
    opacity: 0.7;
    transition: opacity 0.15s;
}

.sstv-general-modal-close:hover {
    opacity: 1;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .sstv-general-main-row {
        flex-direction: column;
        overflow-y: auto;
    }

    .sstv-general-live-section {
        max-width: none;
        min-height: 350px;
    }

    .sstv-general-gallery-section {
        min-height: 300px;
    }
}

@media (max-width: 768px) {
    .sstv-general-stats-strip {
        padding: 8px 12px;
        gap: 8px;
        flex-wrap: wrap;
    }

    .sstv-general-strip-divider {
        display: none;
    }

    .sstv-general-gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 8px;
        padding: 8px;
    }
}

@keyframes sstv-general-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}