/**
 * Interactive Module Player CSS
 * Styling for 3D interactive model viewer and DIY component player
 * Supports: 3D model display, controls, animations, and responsive layouts
 * 
 * @package Nammashale
 * @subpackage 3D-Interactive-Engine
 * @author Nammashale Team
 * @version 1.0.0
 */

/* ================================================================
   CSS VARIABLES & COLOR SYSTEM
================================================================ */

:root {
    /* Primary Colors */
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --primary-color: #667eea;
    --primary-dark: #764ba2;
    
    /* Accent Colors */
    --success-color: #16a34a;
    --warning-color: #ea580c;
    --danger-color: #dc2626;
    --info-color: #0891b2;
    
    /* Background Colors */
    --bg-white: #ffffff;
    --bg-light: #f7fafc;
    --bg-darker: #f1f5f9;
    --bg-dark: #0f172a;
    
    /* Text Colors */
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    
    /* Border & Shadow */
    --border-color: #e2e8f0;
    --border-light: #f1f5f9;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.3);
    --shadow-inner: inset 0 2px 4px rgba(0, 0, 0, 0.05);
    
    /* Transitions */
    --transition-fast: all 0.15s ease;
    --transition-normal: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Spacing */
    --spacing-xs: clamp(4px, 0.5vw, 8px);
    --spacing-sm: clamp(8px, 1vw, 12px);
    --spacing-md: clamp(12px, 2vw, 20px);
    --spacing-lg: clamp(20px, 3vw, 30px);
    --spacing-xl: clamp(30px, 4vw, 50px);
}

/* ================================================================
   RESET & BASE STYLES
================================================================ */

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

html, body {
    width: 100%;
    height: 100%;
    overflow-x: hidden;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: clamp(14px, 2vw, 16px);
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-light);
}

/* ================================================================
   INTERACTIVE MODELS PLAYER - MAIN CONTAINER
================================================================ */

.interactive-models-player-wrapper {
    width: 100%;
    height: 100vh;
    background: var(--bg-white);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.interactive-models-player {
    width: 100%;
    max-width: 100%;
    height: 100%;
    padding: clamp(15px, 3vw, 30px);
    display: flex;
    flex-direction: column;
    gap: clamp(15px, 2vw, 25px);
    background: var(--bg-light);
    animation: playerSlideIn 0.5s ease-out;
    box-sizing: border-box;
}

@keyframes playerSlideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ================================================================
   PLAYER HEADER & TITLE SECTION
================================================================ */

.player-header {
    display: flex;
    flex-direction: column;
    gap: clamp(8px, 1.5vw, 15px);
    padding-bottom: clamp(15px, 2vw, 20px);
    border-bottom: 3px solid var(--border-color);
    animation: headerFadeIn 0.6s ease-out;
}

@keyframes headerFadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.player-title {
    font-size: clamp(24px, 5vw, 42px);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
    word-break: break-word;
}

.player-subtitle {
    font-size: clamp(12px, 2vw, 16px);
    color: var(--text-secondary);
    font-weight: 500;
}

.player-breadcrumb {
    display: flex;
    align-items: center;
    gap: clamp(6px, 1vw, 10px);
    font-size: clamp(11px, 1.5vw, 13px);
    color: var(--text-muted);
    flex-wrap: wrap;
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.breadcrumb-separator {
    color: var(--border-color);
}

/* ================================================================
   PLAYER CONTENT AREA - 3D VIEWER
================================================================ */

.player-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: clamp(15px, 2vw, 20px);
    min-height: 0;
}

.model-viewer-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-white);
    border-radius: clamp(8px, 1.5vw, 16px);
    border: 2px solid var(--border-light);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    position: relative;
    min-height: clamp(250px, 50vh, 600px);
    animation: viewerFadeIn 0.7s ease-out;
}

@keyframes viewerFadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.model-viewer-canvas {
    width: 100%;
    height: 100%;
    display: block;
    background: linear-gradient(135deg, #f7fafc 0%, #f1f5f9 100%);
}

.model-viewer-loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    z-index: 10;
}

.loading-spinner {
    width: clamp(40px, 8vw, 60px);
    height: clamp(40px, 8vw, 60px);
    border: 4px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading-text {
    font-size: clamp(12px, 2vw, 14px);
    color: var(--text-secondary);
    font-weight: 500;
}

/* ================================================================
   PLAYER CONTROLS - TOOLBAR
================================================================ */

.player-controls {
    display: flex;
    flex-wrap: wrap;
    gap: clamp(10px, 1.5vw, 15px);
    padding: clamp(15px, 2vw, 20px);
    background: var(--bg-white);
    border-radius: clamp(8px, 1.5vw, 12px);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
    align-items: center;
}

.control-group {
    display: flex;
    gap: clamp(8px, 1vw, 12px);
    align-items: center;
    flex-wrap: wrap;
}

.control-label {
    font-size: clamp(11px, 1.5vw, 13px);
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.control-button,
.model-control-btn {
    padding: clamp(8px, 1.5vw, 12px) clamp(14px, 2vw, 20px);
    background: var(--bg-light);
    border: 2px solid var(--border-color);
    border-radius: clamp(6px, 1vw, 10px);
    font-size: clamp(12px, 1.8vw, 14px);
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-height: clamp(36px, 7vw, 48px);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.control-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--primary-gradient);
    opacity: 0;
    transition: left 0.3s ease;
    z-index: -1;
}

.control-button:hover::before {
    left: 0;
    opacity: 0.1;
}

.control-button:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.control-button.active {
    background: var(--primary-gradient);
    color: white;
    border-color: var(--primary-dark);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.control-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.control-button:disabled:hover {
    background: var(--bg-light);
    border-color: var(--border-color);
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
}

/* ================================================================
   ROTATION CONTROLS
================================================================ */

.rotation-control {
    display: flex;
    align-items: center;
    gap: clamp(8px, 1vw, 12px);
    padding: clamp(10px, 1.5vw, 15px);
    background: var(--bg-darker);
    border-radius: clamp(6px, 1vw, 10px);
    border: 1px solid var(--border-light);
}

.rotation-label {
    font-size: clamp(11px, 1.5vw, 13px);
    font-weight: 600;
    color: var(--text-secondary);
    min-width: max-content;
}

.rotation-buttons {
    display: flex;
    gap: 4px;
}

.rotation-btn {
    width: clamp(32px, 6vw, 42px);
    height: clamp(32px, 6vw, 42px);
    padding: 0;
    border: none;
    background: var(--bg-white);
    border-radius: clamp(4px, 0.8vw, 6px);
    cursor: pointer;
    transition: var(--transition-fast);
    font-size: clamp(14px, 2vw, 18px);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    border: 1px solid var(--border-light);
}

.rotation-btn:hover {
    background: var(--primary-gradient);
    color: white;
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.rotation-btn:active {
    transform: scale(0.95);
}

/* ================================================================
   ZOOM CONTROLS
================================================================ */

.zoom-control {
    display: flex;
    align-items: center;
    gap: clamp(8px, 1vw, 12px);
    padding: clamp(10px, 1.5vw, 15px);
    background: var(--bg-darker);
    border-radius: clamp(6px, 1vw, 10px);
    border: 1px solid var(--border-light);
}

.zoom-label {
    font-size: clamp(11px, 1.5vw, 13px);
    font-weight: 600;
    color: var(--text-secondary);
    min-width: max-content;
}

.zoom-buttons {
    display: flex;
    gap: 4px;
}

.zoom-btn {
    width: clamp(32px, 6vw, 42px);
    height: clamp(32px, 6vw, 42px);
    padding: 0;
    border: none;
    background: var(--bg-white);
    border-radius: clamp(4px, 0.8vw, 6px);
    cursor: pointer;
    transition: var(--transition-fast);
    font-size: clamp(14px, 2vw, 20px);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    border: 1px solid var(--border-light);
}

.zoom-btn:hover {
    background: var(--primary-gradient);
    color: white;
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.zoom-slider {
    width: clamp(80px, 15vw, 150px);
    height: clamp(4px, 0.8vw, 6px);
    border-radius: 3px;
    background: var(--border-color);
    outline: none;
    appearance: none;
    cursor: pointer;
    transition: var(--transition-fast);
}

.zoom-slider::-webkit-slider-thumb {
    appearance: none;
    width: clamp(16px, 3vw, 20px);
    height: clamp(16px, 3vw, 20px);
    border-radius: 50%;
    background: var(--primary-gradient);
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(102, 126, 234, 0.4);
    transition: var(--transition-fast);
}

.zoom-slider::-webkit-slider-thumb:hover {
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.6);
    transform: scale(1.1);
}

.zoom-slider::-moz-range-thumb {
    width: clamp(16px, 3vw, 20px);
    height: clamp(16px, 3vw, 20px);
    border-radius: 50%;
    background: var(--primary-gradient);
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 6px rgba(102, 126, 234, 0.4);
    transition: var(--transition-fast);
}

.zoom-value {
    font-size: clamp(12px, 1.8vw, 14px);
    font-weight: 600;
    color: var(--primary-color);
    min-width: clamp(35px, 6vw, 45px);
    text-align: center;
}

/* ================================================================
   DISPLAY OPTIONS
================================================================ */

.display-options {
    display: flex;
    flex-wrap: wrap;
    gap: clamp(8px, 1.5vw, 12px);
    align-items: center;
}

.display-option {
    padding: clamp(6px, 1vw, 10px) clamp(12px, 2vw, 16px);
    background: var(--bg-light);
    border: 2px solid var(--border-color);
    border-radius: clamp(6px, 1vw, 8px);
    font-size: clamp(11px, 1.5vw, 13px);
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.display-option:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: var(--bg-white);
}

.display-option.active {
    background: var(--primary-gradient);
    color: white;
    border-color: var(--primary-dark);
}

/* ================================================================
   ANIMATION CONTROLS
================================================================ */

.animation-control {
    display: flex;
    align-items: center;
    gap: clamp(8px, 1.5vw, 12px);
    padding: clamp(10px, 1.5vw, 15px);
    background: var(--bg-darker);
    border-radius: clamp(6px, 1vw, 10px);
    border: 1px solid var(--border-light);
    flex-wrap: wrap;
}

.animation-label {
    font-size: clamp(11px, 1.5vw, 13px);
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    min-width: max-content;
}

.animation-buttons {
    display: flex;
    gap: 4px;
}

.animation-btn {
    padding: clamp(6px, 1vw, 10px) clamp(12px, 2vw, 16px);
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: clamp(4px, 0.8vw, 6px);
    font-size: clamp(12px, 1.8vw, 14px);
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 4px;
}

.animation-btn:hover {
    background: var(--primary-gradient);
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-1px);
}

.animation-btn.active {
    background: var(--primary-gradient);
    color: white;
    border-color: var(--primary-dark);
}

.animation-speed-slider {
    width: clamp(80px, 15vw, 150px);
    height: clamp(4px, 0.8vw, 6px);
}

/* ================================================================
   LAYER VISIBILITY TOGGLES
================================================================ */

.layer-toggles {
    display: flex;
    flex-wrap: wrap;
    gap: clamp(8px, 1vw, 12px);
    padding: clamp(12px, 2vw, 16px);
    background: var(--bg-white);
    border-radius: clamp(8px, 1.5vw, 12px);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
}

.layer-toggle-group {
    display: flex;
    align-items: center;
    gap: clamp(6px, 1vw, 10px);
}

.layer-toggle-label {
    font-size: clamp(11px, 1.5vw, 13px);
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.layer-checkbox {
    width: clamp(18px, 3.5vw, 24px);
    height: clamp(18px, 3.5vw, 24px);
    cursor: pointer;
    appearance: none;
    background: var(--bg-light);
    border: 2px solid var(--border-color);
    border-radius: clamp(4px, 0.8vw, 6px);
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.layer-checkbox:hover {
    border-color: var(--primary-color);
    background: var(--bg-white);
}

.layer-checkbox:checked {
    background: var(--primary-gradient);
    border-color: var(--primary-dark);
}

.layer-checkbox:checked::after {
    content: '✓';
    color: white;
    font-weight: 700;
    font-size: clamp(12px, 2vw, 16px);
}

/* ================================================================
   INFORMATION PANEL
================================================================ */

.info-panel {
    display: flex;
    flex-wrap: wrap;
    gap: clamp(12px, 2vw, 20px);
    padding: clamp(15px, 2vw, 20px);
    background: var(--bg-white);
    border-radius: clamp(8px, 1.5vw, 12px);
    border-left: 4px solid var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: clamp(4px, 0.8vw, 6px);
    flex: 1;
    min-width: clamp(120px, 30vw, 250px);
}

.info-label {
    font-size: clamp(10px, 1.5vw, 12px);
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.info-value {
    font-size: clamp(13px, 2vw, 16px);
    font-weight: 600;
    color: var(--text-primary);
}

/* ================================================================
   INSTRUCTIONS & DESCRIPTION
================================================================ */

.player-instructions {
    padding: clamp(15px, 2vw, 20px);
    background: var(--bg-white);
    border-radius: clamp(8px, 1.5vw, 12px);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
}

.instructions-title {
    font-size: clamp(13px, 2vw, 15px);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: clamp(8px, 1vw, 12px);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.instructions-content {
    font-size: clamp(12px, 1.8vw, 14px);
    line-height: 1.6;
    color: var(--text-secondary);
}

.instructions-content ul {
    list-style-position: inside;
    margin-left: clamp(8px, 1vw, 15px);
}

.instructions-content li {
    margin-bottom: clamp(6px, 1vw, 10px);
}

/* ================================================================
   STATUS INDICATORS
================================================================ */

.status-indicator {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: clamp(11px, 1.5vw, 13px);
    font-weight: 600;
    padding: clamp(6px, 1vw, 10px) clamp(12px, 2vw, 16px);
    border-radius: clamp(4px, 0.8vw, 6px);
    white-space: nowrap;
}

.status-dot {
    width: clamp(6px, 1vw, 10px);
    height: clamp(6px, 1vw, 10px);
    border-radius: 50%;
    display: inline-block;
    animation: statusPulse 2s ease-in-out infinite;
}

@keyframes statusPulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.2); }
}

.status-indicator.loading {
    background: #dbeafe;
    color: #0369a1;
}

.status-dot.loading {
    background: #0369a1;
}

.status-indicator.success {
    background: #dcfce7;
    color: #166534;
}

.status-dot.success {
    background: #16a34a;
}

.status-indicator.warning {
    background: #fef3c7;
    color: #92400e;
}

.status-dot.warning {
    background: #ea580c;
}

.status-indicator.error {
    background: #fee2e2;
    color: #991b1b;
}

.status-dot.error {
    background: #dc2626;
    animation: none;
}

/* ================================================================
   RESPONSIVE ADJUSTMENTS
================================================================ */

/* Tablets & Medium Screens */
@media (max-width: 1024px) {
    .interactive-models-player {
        padding: clamp(12px, 2.5vw, 20px);
        gap: clamp(12px, 2vw, 18px);
    }
    
    .player-controls,
    .layer-toggles,
    .info-panel {
        flex-direction: column;
        align-items: stretch;
    }
    
    .control-group,
    .display-options,
    .animation-control {
        flex-direction: column;
        gap: clamp(8px, 1.5vw, 12px);
    }
    
    .layer-toggle-group {
        justify-content: space-between;
    }
    
    .info-item {
        min-width: 100%;
    }
}

/* Mobile Devices */
@media (max-width: 640px) {
    .interactive-models-player {
        padding: clamp(10px, 2vw, 15px);
        gap: clamp(10px, 1.5vw, 15px);
    }
    
    .model-viewer-container {
        min-height: clamp(200px, 40vh, 400px);
    }
    
    .player-title {
        font-size: clamp(18px, 5vw, 28px);
    }
    
    .control-button,
    .rotation-btn,
    .zoom-btn,
    .animation-btn {
        flex: 1;
        min-width: 0;
    }
    
    .rotation-buttons,
    .zoom-buttons,
    .animation-buttons {
        width: 100%;
        flex-wrap: wrap;
    }
    
    .player-controls {
        padding: clamp(12px, 2vw, 15px);
    }
    
    .zoom-slider {
        width: 100%;
    }
    
    .player-instructions {
        padding: clamp(12px, 2vw, 15px);
    }
}

/* Extra Small Devices */
@media (max-width: 375px) {
    .interactive-models-player {
        padding: clamp(8px, 1.5vw, 12px);
        gap: clamp(8px, 1vw, 12px);
    }
    
    .player-title {
        font-size: clamp(16px, 4.5vw, 22px);
    }
    
    .player-breadcrumb {
        font-size: clamp(10px, 1.2vw, 11px);
    }
    
    .control-button {
        padding: clamp(6px, 1vw, 10px) clamp(12px, 1.5vw, 14px);
        font-size: clamp(11px, 1.5vw, 12px);
    }
    
    .control-label {
        display: none;
    }
}

/* ================================================================
   ANIMATION EFFECTS
================================================================ */

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.fade-in {
    animation: fadeIn 0.3s ease-out;
}

.slide-up {
    animation: slideUp 0.4s ease-out;
}

.pulse {
    animation: pulse 2s ease-in-out infinite;
}

/* ================================================================
   PRINT STYLES
================================================================ */

@media print {
    .player-controls,
    .player-instructions {
        display: none;
    }
    
    .interactive-models-player {
        padding: 0;
        gap: 0;
    }
    
    .model-viewer-container {
        box-shadow: none;
        border: 1px solid #999;
    }
}

/* ================================================================
   DARK MODE SUPPORT (Optional)
================================================================ */

@media (prefers-color-scheme: dark) {
    :root {
        --bg-white: #1e293b;
        --bg-light: #0f172a;
        --bg-darker: #1a1f3a;
        --text-primary: #f1f5f9;
        --text-secondary: #cbd5e1;
        --text-muted: #94a3b8;
        --border-color: #334155;
        --border-light: #475569;
    }
    
    .model-viewer-canvas {
        background: linear-gradient(135deg, #1a1f3a 0%, #0f172a 100%);
    }
}