/**
 * SFVV Feed - Retro CRT Stylesheet
 * Version: 1.0.0
 * 
 * Separated from template for better caching and maintainability.
 * Enqueue via: wp_enqueue_style('sfvv-feed-style', SFVV_PLUGIN_URL . 'assets/css/sfvv-feed-style.css', array(), SFVV_VERSION);
 */

/* ============================================
   CSS CUSTOM PROPERTIES (RETRO THEME)
   ============================================ */

:root {
    --retro-bg-dark: #0d0d0d;
    --retro-bg-light: #1a1a1a;
    --retro-panel-bg: #1e1e2e;
    --retro-panel-alt: #252535;
    --retro-primary: #00e676;
    --retro-primary-bright: #00ff88;
    --retro-secondary: #ff6b6b;
    --retro-tertiary: #f5a623;
    --retro-tertiary-alt: #ffa500;
    --retro-text-primary: #00e676;
    --retro-text-secondary: #c8c8c8;
    --retro-text-muted: #999999;
    --retro-border: #333333;
    --retro-border-light: #444444;
    --retro-btn-bg: #2a2a2a;
    --retro-glow: rgba(0, 230, 118, 0.3);
    --retro-glow-strong: rgba(0, 230, 118, 0.5);
    --retro-font-mono: 'Cascadia Mono', 'Cascadia Code', 'Consolas', 'SF Mono', 'Monaco', monospace;
}

/* ============================================
   0. GLOBAL RESET & THEME OVERRIDES
   ============================================ */

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

html, body {
    margin: 0 !important; 
    padding: 0 !important;
    width: 100% !important; 
    height: 100% !important;
    background: #1a1a1e !important;
    background-color: #1a1a1e !important;
    overflow: hidden !important;
    overscroll-behavior: none;
}

/* CRT scanlines on page background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 0, 0, 0.15) 0px,
        rgba(0, 0, 0, 0.15) 1px,
        transparent 1px,
        transparent 2px
    );
}

/* Subtle vignette on page background */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    background: radial-gradient(ellipse at center, transparent 0%, rgba(0, 0, 0, 0.4) 100%);
}

/* Theme overrides - force dark background on common theme wrappers */
#wrapper,
#main,
#content,
.site-content,
.entry-content,
.page-content,
.fusion-fullwidth,
.fusion-builder-row,
.fusion-layout-column,
.fusion-column-wrapper,
.avada-page-titlebar-wrapper,
#sliders-container,
.post-content,
article,
.site-main,
main {
    background: transparent !important;
    background-color: transparent !important;
    padding: 0 !important;
    margin: 0 !important;
    max-width: none !important;
    width: 100% !important;
}

/* ============================================
   1. SCROLL CONTAINER
   ============================================ */

.sfvv-feed-container {
    height: 100%;
    width: 100%;
    background: #000;
    overflow-y: scroll;
    overflow-x: hidden;
    scroll-snap-type: y mandatory;
    scroll-padding: 0;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    position: relative;
    z-index: 1; /* FIX: Ensure feed sits below the top mask */
}

.sfvv-feed-container::-webkit-scrollbar { 
    display: none; 
}

/* ============================================
   2. SLIDE STRUCTURE
   ============================================ */

.sfvv-slide,
.reel-slide {
    position: relative;
    width: 100%;
    height: 100%;
    min-height: 100%;
    flex-shrink: 0;
    scroll-snap-align: start;
    scroll-snap-stop: always;
    scroll-margin: 0;
    overflow: hidden;
    margin: 0;
    background-color: #000;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 0;
    border-radius: 0;
    border: none;
}

/* Desktop-only: make SFVV slides truly full-height */
@media (min-width: 768px) {
    .sfvv-viewport,
    .sfvv-track {
        height: 100%;
    }

    .sfvv-slide {
        height: 100%;
    }

    .sfvv-slide.sfvv-card {
        height: 100%;
        box-sizing: border-box;
    }
}

/* ============================================
   3. VIDEO - POSTER-FIRST STRATEGY
   ============================================ */

.sfvv-slide video,
.reel-slide video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    margin: 0; 
    padding: 0;
    opacity: 0;
    transition: opacity 0.15s ease-in;
    background-color: transparent;
}

/* Video becomes visible only when ready */
.sfvv-slide video.is-ready,
.reel-slide video.is-ready,
.sfvv-slide video.is-loaded,
.reel-slide video.is-loaded {
    opacity: 1;
}

/* ============================================
   4. OVERLAYS
   ============================================ */

.reel-info { 
    display: none !important; 
}

/* ============================================
   5. PLAY BUTTON
   ============================================ */

.play-overlay {
    position: absolute; 
    top: 50%; 
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 5; 
    pointer-events: none;
}

.play-overlay svg {
    fill: var(--retro-primary);
    filter: drop-shadow(0 0 10px var(--retro-glow-strong));
}

/* ============================================
   6. FLOATING ACTION BUTTONS - 3D CIRCULAR STYLE
   ============================================ */

.mute-toggle,
.sfvv-menu-fab,
.sfvv-fab {
    background: linear-gradient(145deg, #3a3a3a 0%, #1a1a1a 100%);
    backdrop-filter: blur(4px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    width: 44px; 
    height: 44px;
    display: flex; 
    align-items: center; 
    justify-content: center;
    z-index: 1500; 
    cursor: pointer;
    color: var(--retro-text-secondary);
    box-shadow: 
        0 4px 8px rgba(0, 0, 0, 0.4),
        0 2px 4px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transition: all 0.15s ease;
    font-family: var(--retro-font-mono);
}

.mute-toggle:hover,
.sfvv-menu-fab:hover,
.sfvv-fab:hover {
    color: var(--retro-primary);
    border-color: rgba(0, 230, 118, 0.3);
    box-shadow: 
        0 4px 12px rgba(0, 0, 0, 0.5),
        0 2px 4px rgba(0, 0, 0, 0.3),
        0 0 15px var(--retro-glow),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.mute-toggle:active,
.sfvv-menu-fab:active,
.sfvv-fab:active {
    background: linear-gradient(145deg, #2a2a2a 0%, #151515 100%);
    box-shadow: 
        0 2px 4px rgba(0, 0, 0, 0.4),
        inset 0 2px 4px rgba(0, 0, 0, 0.3);
    transform: translateY(1px);
}

/* ============================================
   7. MUTE BUTTON - TRANSLUCENT STATES
   ============================================ */

.mute-toggle {
    position: absolute; 
    top: 20px; 
    right: 20px;
    opacity: 0.5;
    background: linear-gradient(145deg, rgba(58, 58, 58, 0.6) 0%, rgba(26, 26, 26, 0.6) 100%);
}

/* When muted - fully visible */
.mute-toggle.is-muted,
.mute-toggle:has(.icon-muted:not([style*="display: none"])) {
    opacity: 1;
    background: linear-gradient(145deg, #3a3a3a 0%, #1a1a1a 100%);
}

.mute-toggle:hover {
    opacity: 1;
    background: linear-gradient(145deg, #3a3a3a 0%, #1a1a1a 100%);
}

.mute-toggle svg {
    width: 20px;
    height: 20px;
}

/* ============================================
   8. PROGRESS BAR - RETRO GREEN
   ============================================ */

.video-progress {
    position: absolute; 
    bottom: 0; 
    left: 0;
    width: 100%; 
    height: 4px;
    background: var(--retro-border);
    z-index: 15; 
    cursor: pointer;
    touch-action: none;
}

.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--retro-primary) 0%, var(--retro-primary-bright) 100%);
    width: 0%;
    box-shadow: 0 0 10px var(--retro-glow-strong);
    transition: none;
    will-change: width;
}

/* FIX: Hide progress bar until video is fully visible (prevents green flash during fade-in) */
.sfvv-slide .video-progress,
.reel-slide .video-progress {
    opacity: 0;
    visibility: hidden;
    transition: none !important; /* Instant hide/show - no bleed-through */
}

.sfvv-slide.is-active-slide .video-progress,
.reel-slide.is-active-slide .video-progress {
    opacity: 1;
    visibility: visible;
}

/* ============================================
   9. CRT MONITOR FRAME
   ============================================ */

.sfvv-crt-monitor {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 100;
}

.sfvv-crt-bezel {
    background: linear-gradient(145deg, #2a2a2a 0%, #1a1a1a 50%, #0f0f0f 100%);
    border-radius: 20px;
    padding: 20px 20px 40px 20px;
    box-shadow: 
        0 10px 40px rgba(0, 0, 0, 0.8),
        0 0 0 2px #333,
        inset 0 2px 0 rgba(255, 255, 255, 0.1),
        inset 0 -2px 0 rgba(0, 0, 0, 0.3);
    position: relative;
}

/* Bezel texture/vents on sides */
.sfvv-crt-bezel::before,
.sfvv-crt-bezel::after {
    content: '';
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 120px;
    background: repeating-linear-gradient(
        180deg,
        #1a1a1a 0px,
        #1a1a1a 4px,
        #0d0d0d 4px,
        #0d0d0d 8px
    );
    border-radius: 2px;
}

.sfvv-crt-bezel::before {
    left: 6px;
}

.sfvv-crt-bezel::after {
    right: 6px;
}

.sfvv-crt-screen {
    position: relative;
    background: #000;
    border-radius: 0;
    overflow: hidden;
    box-shadow: 
        0 0 10px var(--retro-glow),
        0 0 20px var(--retro-glow),
        0 0 40px var(--retro-glow);
    /* Force integer dimensions to prevent subpixel gaps */
    aspect-ratio: 9 / 16;
    width: 450px;
    max-width: calc(100vw - 80px);
    max-height: calc(100svh - 120px);
    margin-bottom: -1px; /* Cover bottom subpixel gap */
}

/* Scanline overlay for CRT effect */
.sfvv-crt-screen::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 10;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 0, 0, 0.03) 0px,
        rgba(0, 0, 0, 0.03) 1px,
        transparent 1px,
        transparent 2px
    );
    opacity: 0.5;
}

.sfvv-crt-controls {
    position: absolute;
    bottom: 10px;
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    padding: 0 20px;
}

.sfvv-crt-power-light {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--retro-primary);
    box-shadow: 0 0 6px var(--retro-primary), 0 0 12px var(--retro-glow);
    transition: opacity 0.3s ease;
}

/* Pulse only when video is paused */
.sfvv-crt-power-light.is-paused {
    animation: power-pulse 1.5s ease-in-out infinite;
}

@keyframes power-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.sfvv-crt-brand {
    font-family: var(--retro-font-mono);
    font-size: 10px;
    font-weight: bold;
    letter-spacing: 0.2em;
    color: #555;
    text-transform: uppercase;
}

/* ============================================
   9b. FEED CONTAINER INSIDE CRT - fills screen completely
   ============================================ */

.sfvv-feed-container {
    position: absolute;
    top: -1px;
    left: 0;
    right: 0;
    width: 100%;
    height: calc(100% + 2px);
    border-radius: 0;
    border: none;
    overflow-y: scroll;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    background: #000;
    scrollbar-width: none;
    z-index: 1; /* FIX: Ensure feed sits below the top mask */
}

.sfvv-feed-container::-webkit-scrollbar {
    display: none;
}

/* Mobile: Smaller CRT frame */
@media (max-width: 520px) {
    .sfvv-crt-bezel {
        border-radius: 12px;
        padding: 12px 12px 32px 12px;
    }

    .sfvv-crt-bezel::before,
    .sfvv-crt-bezel::after {
        display: none;
    }

    .sfvv-crt-screen {
        border-radius: 0;
        aspect-ratio: 9 / 16;
        width: calc(100vw - 48px);
        max-height: calc(100svh - 80px);
    }

    .sfvv-crt-controls {
        bottom: 8px;
    }

    .sfvv-crt-brand {
        font-size: 8px;
    }
}

/* ============================================
   10. CATEGORY MENU - RETRO TERMINAL STYLE
   ============================================ */

.sfvv-category-menu {
    position: fixed;
    z-index: 3000;
    display: flex;
    align-items: flex-end;
    justify-content: flex-end;
    font-family: var(--retro-font-mono);
}

.sfvv-category-toggle {
    position: relative;
    z-index: 3001;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    background: linear-gradient(145deg, #3a3a3a 0%, #1a1a1a 100%);
    color: var(--retro-text-secondary);
    opacity: 1;
    box-shadow: 
        0 4px 8px rgba(0, 0, 0, 0.4),
        0 2px 4px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transition: all 200ms ease;
}

/* Hamburger icon centering */
.sfvv-category-toggle span[aria-hidden="true"] {
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    transform: translateY(1px);
}

.sfvv-category-toggle:hover {
    background: linear-gradient(145deg, #3a3a3a 0%, #1a1a1a 100%);
    color: var(--retro-primary);
    border-color: rgba(0, 230, 118, 0.3);
    box-shadow: 
        0 4px 12px rgba(0, 0, 0, 0.5),
        0 2px 4px rgba(0, 0, 0, 0.3),
        0 0 15px var(--retro-glow),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.sfvv-category-toggle.is-open {
    background: linear-gradient(145deg, var(--retro-primary-bright) 0%, var(--retro-primary) 100%);
    color: var(--retro-bg-dark);
    border-color: var(--retro-primary);
    box-shadow:
        0 4px 12px rgba(0, 0, 0, 0.4),
        0 0 20px var(--retro-glow-strong),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.sfvv-category-toggle.is-open span[aria-hidden="true"] {
    margin-left: -3px;
}

/* Hamburger icon styling */
.sfvv-category-toggle svg {
    width: 20px;
    height: 20px;
    stroke: currentColor;
}

.sfvv-category-panel {
    position: absolute;
    bottom: 54px;
    right: 0;
    background: var(--retro-panel-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: var(--retro-text-primary);
    border-radius: 2px;
    border: 1px solid var(--retro-border-light);
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.6),
                0 0 10px var(--retro-glow);
    padding: 10px;
    width: 220px;
    max-width: calc(100vw - 40px);
    opacity: 0;
    transform: translateY(20px);
    transform-origin: bottom right;
    visibility: hidden;
    pointer-events: none;
    z-index: 2001;
    transition: opacity 180ms ease-out,
                transform 200ms cubic-bezier(0.34, 1.56, 0.64, 1),
                visibility 0ms 200ms;
    font-family: var(--retro-font-mono);
    overflow-x: hidden;
}

.sfvv-category-panel::before {
    display: none;
}

.sfvv-category-panel.is-open {
    opacity: 1;
    transform: translateY(0);
    visibility: visible;
    pointer-events: auto;
    transition: opacity 180ms ease-out,
                transform 200ms cubic-bezier(0.34, 1.56, 0.64, 1),
                visibility 0ms 0ms;
}

.sfvv-category-panel.is-closing {
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
    transition: opacity 150ms ease-in,
                transform 180ms cubic-bezier(0.5, 0, 0.75, 0);
}

/* ============================================
   12. COLLAPSIBLE MENU SECTIONS
   ============================================ */

.sfvv-menu-section {
    margin-bottom: 6px;
}

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

.sfvv-menu-section-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 8px 10px;
    background: var(--retro-panel-alt);
    border: 1px solid var(--retro-border);
    border-radius: 2px;
    color: var(--retro-text-secondary);
    font-family: var(--retro-font-mono);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.15s ease;
}

.sfvv-menu-section-toggle:hover {
    color: var(--retro-primary);
    border-color: var(--retro-primary);
    box-shadow: 0 0 8px var(--retro-glow);
}

.sfvv-menu-section-toggle.is-expanded {
    color: var(--retro-primary);
    border-color: var(--retro-primary);
    background: var(--retro-panel-bg);
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
}

.sfvv-menu-section-toggle .toggle-icon {
    font-size: 10px;
    transition: transform 0.2s ease;
}

.sfvv-menu-section-toggle.is-expanded .toggle-icon {
    transform: rotate(90deg);
}

.sfvv-menu-section-content {
    display: none;
    padding: 8px;
    background: var(--retro-panel-bg);
    border: 1px solid var(--retro-border);
    border-top: none;
    border-bottom-left-radius: 2px;
    border-bottom-right-radius: 2px;
    overflow-x: hidden;
}

.sfvv-menu-section-content.is-expanded {
    display: block;
}

/* ============================================
   13. NAVIGATION MENU SECTION
   ============================================ */

.sfvv-nav-menu {
    display: flex;
    flex-direction: column;
    gap: 0;
    list-style: none;
    margin: 0;
    padding: 0;
}

.sfvv-nav-menu li {
    margin: 0;
    padding: 0;
}

.sfvv-nav-menu a {
    display: block;
    font-size: 12px;
    font-family: var(--retro-font-mono);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--retro-text-secondary);
    padding: 4px 8px;
    text-decoration: none;
    border: 1px solid transparent;
    transition: all 0.15s ease;
}

.sfvv-nav-menu a:hover {
    color: var(--retro-primary);
    background: rgba(0, 230, 118, 0.05);
    border-color: var(--retro-border);
}

.sfvv-nav-menu .current-menu-item a,
.sfvv-nav-menu .current_page_item a {
    color: var(--retro-primary);
    border-color: var(--retro-primary);
    box-shadow: 0 0 8px var(--retro-glow);
}

/* Nested nav menu items */
.sfvv-nav-menu .sub-menu {
    list-style: none;
    margin: 0;
    padding: 0;
}

.sfvv-nav-menu .sub-menu a {
    padding-left: 20px;
    font-size: 11px;
}

.sfvv-nav-menu .sub-menu .sub-menu a {
    padding-left: 32px;
}

/* ============================================
   14. CATEGORY LIST
   ============================================ */

.sfvv-category-list {
    display: flex;
    flex-direction: column;
    gap: 0;
    margin-bottom: 10px;
    max-height: 50vh;
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-width: thin;
    scrollbar-color: var(--retro-primary) var(--retro-border);
}

.sfvv-category-list::-webkit-scrollbar {
    width: 6px;
}

.sfvv-category-list::-webkit-scrollbar-track {
    background: var(--retro-border);
}

.sfvv-category-list::-webkit-scrollbar-thumb {
    background: var(--retro-primary);
    border-radius: 0;
}

/* Nested category indentation */
.sfvv-category-option[data-depth="1"] label {
    padding-left: 16px;
}

.sfvv-category-option[data-depth="2"] label {
    padding-left: 32px;
}

.sfvv-category-option[data-depth="3"] label {
    padding-left: 48px;
}

.sfvv-category-option label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-family: var(--retro-font-mono);
    letter-spacing: 0.02em;
    color: var(--retro-text-secondary);
    padding: 4px 8px;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.15s ease;
}

.sfvv-category-option label:hover {
    color: var(--retro-primary);
    background: rgba(0, 230, 118, 0.05);
    border-color: var(--retro-border);
}

.sfvv-category-option input[type="radio"] {
    appearance: none;
    -webkit-appearance: none;
    width: 12px;
    height: 12px;
    border: 1px solid var(--retro-border-light);
    background: var(--retro-bg-dark);
    cursor: pointer;
    position: relative;
}

.sfvv-category-option input[type="radio"]:checked {
    border-color: var(--retro-primary);
    background: var(--retro-primary);
    box-shadow: 0 0 8px var(--retro-glow);
}

.sfvv-category-option input[type="radio"]:checked + span,
.sfvv-category-option:has(input[type="radio"]:checked) {
    color: var(--retro-primary);
}

/* ============================================
   15. APPLY BUTTON
   ============================================ */

.sfvv-category-apply {
    width: 100%;
    padding: 8px 10px;
    border: 1px solid var(--retro-primary);
    border-radius: 2px;
    background: var(--retro-btn-bg);
    color: var(--retro-primary);
    font-weight: 600;
    font-family: var(--retro-font-mono);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 11px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.sfvv-category-apply:hover {
    background: var(--retro-primary);
    color: var(--retro-bg-dark);
    box-shadow: 0 0 15px var(--retro-glow-strong);
}

.sfvv-category-apply:active {
    transform: scale(0.98);
}

/* ============================================
   16. REDUCED MOTION
   ============================================ */

@media (prefers-reduced-motion: reduce) {
    .sfvv-category-toggle,
    .sfvv-category-panel {
        transition: none;
        transform: none !important;
    }
}

/* ============================================
   17. REEL INFO - RETRO TYPOGRAPHY
   ============================================ */

.reel-info h3 {
    font-family: var(--retro-font-mono);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--retro-primary);
    text-shadow: 0 0 10px var(--retro-glow);
}