/* ==========================================================================
   🕷️ MARVEL SPIDER-MAN ULTRA THEME - DIRASATI PLATFORM - STUDENT HASSAN
   ثيم سبايدرمان الخارق المتكامل لمنصة القراءة واللغة العربية - البطل حسن
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@400;600;700;800;900&family=Changa:wght@600;700;800;900&family=Tajawal:wght@500;700;800;900&display=swap');

:root {
    /* Pure Spider-Man Marvel Palette */
    --spidey-red: #E2231A;
    --spidey-red-bright: #FF2E2E;
    --spidey-red-dark: #8F120B;
    --spidey-red-glow: rgba(226, 35, 26, 0.6);

    --spidey-blue: #0088FF;
    --spidey-blue-bright: #29B6F6;
    --spidey-blue-dark: #0047AB;
    --spidey-blue-glow: rgba(0, 136, 255, 0.55);

    --spidey-cyan: #00E5FF;
    --spidey-cyan-glow: rgba(0, 229, 255, 0.5);

    --spidey-gold: #FFD700;
    --spidey-gold-glow: rgba(255, 215, 0, 0.55);

    --spidey-green: #00E676;
    --spidey-green-glow: rgba(0, 230, 118, 0.5);

    /* Deep Marvel Cosmic Night Palette */
    --spidey-bg: #12182D;
    --spidey-bg-alt: #19223F;
    --spidey-panel: rgba(26, 36, 68, 0.96);
    --spidey-card: rgba(30, 42, 78, 0.94);
    --spidey-card-hover: rgba(42, 58, 106, 0.98);
    --spidey-border: rgba(226, 35, 26, 0.4);
    --spidey-border-blue: rgba(0, 136, 255, 0.4);

    --text-main: #FFFFFF;
    --text-muted: #CBD5E1;
    --text-dim: #94A3B8;

    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 26px;
    --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Base Reset & Spider-Man Night Environment */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
    letter-spacing: normal !important;
}

body.spidey-theme {
    font-family: 'Cairo', 'Tajawal', sans-serif;
    background-color: var(--spidey-bg);
    background-image: 
        radial-gradient(circle at 10% 15%, rgba(226, 35, 26, 0.25) 0%, transparent 45%),
        radial-gradient(circle at 90% 85%, rgba(0, 136, 255, 0.28) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(0, 229, 255, 0.05) 0%, transparent 60%),
        linear-gradient(rgba(255, 255, 255, 0.055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.055) 1px, transparent 1px);
    background-size: 100% 100%, 100% 100%, 100% 100%, 34px 34px, 34px 34px;
    color: var(--text-main);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    direction: rtl;
    position: relative;
}

/* Floating Spider-Man Background Particles */
.spidey-floating-bg {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.s-elem {
    position: absolute;
    font-size: 2.2rem;
    opacity: 0.22;
    filter: drop-shadow(0 0 12px var(--spidey-red-glow));
    animation: floatSpideyParticle 9s ease-in-out infinite alternate;
}

.elem-1 { top: 8%; right: 6%; animation-delay: 0s; font-size: 2.5rem; }
.elem-2 { top: 30%; left: 5%; animation-delay: 1.5s; font-size: 2.8rem; }
.elem-3 { top: 72%; right: 10%; animation-delay: 3s; font-size: 2.2rem; }
.elem-4 { top: 52%; right: 3%; animation-delay: 2s; font-size: 2rem; }
.elem-5 { top: 20%; left: 18%; animation-delay: 4.5s; font-size: 2rem; }
.elem-6 { top: 85%; left: 8%; animation-delay: 2.5s; font-size: 2.6rem; }
.elem-7 { top: 65%; left: 45%; animation-delay: 5s; font-size: 1.9rem; }
.elem-8 { top: 12%; left: 42%; animation-delay: 3.5s; font-size: 2.3rem; }

@keyframes floatSpideyParticle {
    0% { transform: translateY(0) rotate(0deg) scale(1); }
    50% { transform: translateY(-26px) rotate(14deg) scale(1.1); }
    100% { transform: translateY(12px) rotate(-10deg) scale(0.95); }
}

/* Main Container & Views */
.view {
    display: none;
    max-width: 1380px;
    width: 95%;
    margin: 1.2rem auto;
    flex: 1;
    position: relative;
    z-index: 1;
}

.view.active-view {
    display: block;
    animation: spideyViewEnter 0.35s ease-out;
}

@keyframes spideyViewEnter {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

.hidden {
    display: none !important;
}

/* ==========================================================================
   🕷️ SPIDER-MAN HEADER & HERO IDENTITY
   ========================================================================== */
.spidey-header {
    background: var(--spidey-panel);
    border-radius: var(--radius-xl);
    padding: 1.2rem 1.8rem;
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.7), 0 0 25px rgba(226, 35, 26, 0.25);
    border: 2px solid var(--spidey-border);
    position: relative;
    margin-bottom: 2rem;
    overflow: hidden;
    backdrop-filter: blur(12px);
}

.spidey-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--spidey-red) 0%, var(--spidey-blue) 50%, var(--spidey-gold) 100%);
    box-shadow: 0 0 15px var(--spidey-red-glow);
}

/* Corner Spider Webs */
.spidey-header-corner {
    position: absolute;
    width: 110px;
    height: 110px;
    pointer-events: none;
    opacity: 0.35;
    z-index: 1;
    transition: opacity 0.3s ease;
}

.spidey-header-corner.corner-left {
    top: -10px;
    left: -10px;
    transform: rotate(0deg);
}

.spidey-header-corner.corner-right {
    top: -10px;
    right: -10px;
    transform: scaleX(-1);
}

.spidey-header-corner .corner-web-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: drop-shadow(0 0 8px rgba(0, 136, 255, 0.6));
}

.header-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    flex-wrap: wrap;
    position: relative;
    z-index: 2;
}

/* Hassan's Superhero Profile Box */
.spidey-badge {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: rgba(24, 34, 64, 0.92);
    padding: 0.55rem 1.2rem 0.55rem 0.8rem;
    border-radius: var(--radius-lg);
    border: 2px solid rgba(226, 35, 26, 0.5);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.6), 0 0 15px var(--spidey-red-glow);
    transition: var(--transition);
}

.spidey-badge:hover {
    transform: translateY(-3px) scale(1.02);
    border-color: var(--spidey-cyan);
    box-shadow: 0 8px 25px var(--spidey-cyan-glow);
}

.spidey-profile {
    width: 62px;
    height: 62px;
    border-radius: 16px;
    position: relative;
    background: #16203B;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2.5px solid var(--spidey-red);
    box-shadow: 0 0 15px var(--spidey-red-glow);
    flex-shrink: 0;
}

/* Spider-Sense Radar Ring */
.spidey-profile::before {
    content: '';
    position: absolute;
    inset: -6px;
    border-radius: 20px;
    border: 2px dashed rgba(226, 35, 26, 0.6);
    animation: spiderSenseRotate 10s linear infinite;
    pointer-events: none;
}

@keyframes spiderSenseRotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.profile-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 13px;
    display: block;
}

.user-text-meta {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.user-name {
    font-weight: 900;
    font-size: 1.35rem;
    color: #FFFFFF;
    font-family: 'Cairo', sans-serif;
    line-height: 1.2;
    text-shadow: 0 2px 6px rgba(0, 0, 0, 0.8), 0 0 12px var(--spidey-red-glow);
    white-space: nowrap;
}

/* Center 3D Spider-Man Brand & Logo */
.spidey-logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-align: center;
}

.spidey-cube {
    width: 58px;
    height: 58px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    filter: drop-shadow(0 0 15px var(--spidey-red-glow));
    animation: spideyLogoHover 4s ease-in-out infinite alternate;
}

.spidey-cube-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

@keyframes spideyLogoHover {
    0% { transform: translateY(0) scale(1); }
    100% { transform: translateY(-6px) scale(1.06); }
}

.logo-text h1 {
    font-family: 'Changa', 'Cairo', sans-serif;
    font-size: 1.65rem;
    font-weight: 900;
    color: #FFFFFF;
    text-shadow: 0 3px 8px rgba(0, 0, 0, 0.8), 0 0 20px var(--spidey-red-glow);
    line-height: 1.25;
    margin: 0;
}

.logo-sub {
    display: block;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--spidey-gold);
    text-shadow: 0 0 10px var(--spidey-gold-glow);
    margin-top: 3px;
}

/* Header Navigation Actions */
.header-nav-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.header-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.65rem 1.25rem;
    border-radius: var(--radius-md);
    font-family: 'Cairo', sans-serif;
    font-size: 0.95rem;
    font-weight: 800;
    color: #FFFFFF;
    background: rgba(30, 44, 80, 0.92);
    border: 2px solid rgba(226, 35, 26, 0.4);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.6);
    cursor: pointer;
    transition: var(--transition);
}

.header-action-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.7), 0 0 15px var(--spidey-red-glow);
    border-color: var(--spidey-red-bright);
}

.header-action-btn.game-btn {
    background: linear-gradient(135deg, rgba(226, 35, 26, 0.25) 0%, rgba(13, 71, 161, 0.3) 100%);
    border-color: var(--spidey-red);
}

.header-action-btn.game-btn:hover {
    border-color: var(--spidey-cyan);
    box-shadow: 0 8px 25px var(--spidey-cyan-glow);
}

.header-action-btn.portal-btn {
    border-color: rgba(0, 136, 255, 0.5);
}

.header-action-btn.portal-btn:hover {
    border-color: var(--spidey-blue-bright);
    box-shadow: 0 8px 25px var(--spidey-blue-glow);
}

/* ==========================================================================
   🕷️ 40 LESSON ADVENTURE CARDS (SPIDER-MAN SUPERHERO MISSIONS)
   ========================================================================== */
.lesson-path-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(185px, 1fr));
    gap: 1.2rem;
    margin: 1.5rem 0 3rem 0;
}

.lesson-adventure-card {
    background: var(--spidey-card);
    border: 2px solid rgba(226, 35, 26, 0.35);
    border-radius: var(--radius-lg);
    padding: 0.95rem 0.85rem;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.7), 0 0 12px rgba(226, 35, 26, 0.15);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    position: relative;
    overflow: hidden;
    min-height: 240px;
    backdrop-filter: blur(8px);
}

/* Animated Spider Web Glow Aura on Hover */
.lesson-adventure-card::before {
    content: '';
    position: absolute;
    inset: -50%;
    background: radial-gradient(circle, rgba(226, 35, 26, 0.15) 0%, rgba(0, 136, 255, 0.1) 50%, transparent 70%);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.lesson-adventure-card:hover::before {
    opacity: 1;
}

.lesson-adventure-card:hover {
    transform: translateY(-8px) scale(1.025);
    background: var(--spidey-card-hover);
    border-color: var(--spidey-red-bright);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.8), 0 0 25px var(--spidey-red-glow), 0 0 15px var(--spidey-blue-glow);
}

.lesson-adventure-card:active {
    transform: translateY(2px) scale(0.99);
}

/* Card Header: Mission Pill & Type Chip */
.card-header-pill {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.65rem;
    gap: 6px;
    z-index: 2;
}

.lesson-status-pill {
    font-size: 0.75rem;
    font-weight: 800;
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    font-family: 'Cairo', sans-serif;
    line-height: 1.2;
}

.lesson-status-pill.new {
    background: rgba(226, 35, 26, 0.22);
    color: #FF7B7B;
    border: 1px solid rgba(226, 35, 26, 0.5);
    box-shadow: 0 0 8px rgba(226, 35, 26, 0.3);
}

.lesson-status-pill.completed {
    background: rgba(0, 230, 118, 0.2);
    color: var(--spidey-green);
    border: 1px solid rgba(0, 230, 118, 0.5);
    box-shadow: 0 0 8px var(--spidey-green-glow);
}

.card-type-chip {
    font-size: 0.72rem;
    font-weight: 800;
    color: var(--spidey-gold);
    background: rgba(255, 215, 0, 0.12);
    border: 1px solid rgba(255, 215, 0, 0.4);
    padding: 2px 7px;
    border-radius: var(--radius-sm);
    display: inline-block;
    white-space: nowrap;
}

/* Card Visual Center: Glowing Spider Web Stage */
.card-stage-bubble {
    width: 90px;
    height: 90px;
    border-radius: 18px;
    background: #16203B;
    border: 2.5px solid rgba(226, 35, 26, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.65rem;
    position: relative;
    box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.9), 0 0 18px rgba(226, 35, 26, 0.35);
    overflow: visible;
    flex-shrink: 0;
    z-index: 2;
}

.card-stage-bubble .stage-glow {
    position: absolute;
    inset: 0;
    border-radius: 16px;
    background: radial-gradient(circle, rgba(226, 35, 26, 0.4) 0%, rgba(0, 136, 255, 0.25) 70%, transparent 100%);
    pointer-events: none;
}

.card-masha-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 15px;
    transition: transform 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    z-index: 1;
}

.lesson-adventure-card:hover .card-masha-img {
    transform: scale(1.12);
}

.card-spider-emblem {
    position: absolute;
    bottom: -6px;
    right: -6px;
    font-size: 1.25rem;
    filter: drop-shadow(0 0 10px rgba(226, 35, 26, 0.9));
    transition: transform 0.3s ease;
    z-index: 3;
    pointer-events: none;
}

.lesson-adventure-card:hover .card-spider-emblem {
    transform: scale(1.35) rotate(18deg);
}

/* Card Title */
.card-info-section {
    width: 100%;
    text-align: center;
    margin-bottom: 0.65rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    z-index: 2;
}

.card-title {
    font-size: 1rem;
    font-weight: 800;
    color: #FFFFFF;
    font-family: 'Cairo', sans-serif;
    line-height: 1.35;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 2.7em;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.7);
}

/* Card Action Button: Spider Web Launcher */
.card-action-btn {
    width: 100%;
    padding: 0.5rem 0.75rem;
    background: linear-gradient(135deg, var(--spidey-red) 0%, #A31010 100%);
    border: 1.5px solid rgba(255, 255, 255, 0.3);
    color: #FFFFFF;
    border-radius: var(--radius-md);
    font-weight: 800;
    font-family: 'Cairo', sans-serif;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 3px 0 #5E0808, 0 0 12px var(--spidey-red-glow);
    transition: var(--transition);
    z-index: 2;
}

.lesson-adventure-card:hover .card-action-btn {
    background: linear-gradient(135deg, var(--spidey-blue-bright) 0%, var(--spidey-blue) 100%);
    box-shadow: 0 4px 0 #082E6E, 0 0 18px var(--spidey-blue-glow);
    border-color: var(--spidey-cyan);
    transform: translateY(-2px);
}

/* ==========================================================================
   🕷️ LESSON PLAYER VIEW (#lesson-view)
   ========================================================================== */
.spidey-lesson-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.2rem;
    margin-bottom: 1.5rem;
    background: var(--spidey-panel);
    padding: 1rem 1.8rem;
    border-radius: var(--radius-xl);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.6);
    border: 2px solid var(--spidey-border);
    border-right: 6px solid var(--spidey-red);
}

.spidey-btn {
    background: rgba(32, 46, 84, 0.94);
    border: 2px solid rgba(226, 35, 26, 0.45);
    color: #FFFFFF;
    padding: 0.65rem 1.4rem;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 800;
    font-family: 'Cairo', sans-serif;
    cursor: pointer;
    box-shadow: 0 4px 0 #10172C, 0 0 12px rgba(226, 35, 26, 0.2);
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.spidey-btn:hover {
    background: rgba(24, 35, 68, 0.98);
    border-color: var(--spidey-cyan);
    box-shadow: 0 6px 0 #10172C, 0 0 18px var(--spidey-cyan-glow);
    transform: translateY(-2px);
}

.spidey-btn:active {
    transform: translateY(2px);
    box-shadow: 0 1px 0 #10172C;
}

.spidey-btn.btn-gold {
    background: linear-gradient(135deg, #FFD700 0%, #FFA000 100%);
    color: #12182D;
    border-color: #FFE082;
    box-shadow: 0 4px 0 #B27B00, 0 0 18px var(--spidey-gold-glow);
}

.spidey-btn.btn-gold:hover {
    box-shadow: 0 6px 0 #B27B00, 0 0 25px var(--spidey-gold-glow);
    transform: translateY(-2px);
}

.lesson-title-box {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.lesson-bear-icon {
    font-size: 2rem;
    filter: drop-shadow(0 0 10px var(--spidey-red-glow));
}

#lesson-title-display {
    font-family: 'Changa', 'Cairo', sans-serif;
    font-size: 1.5rem;
    font-weight: 900;
    color: #FFFFFF;
    text-shadow: 0 2px 6px rgba(0, 0, 0, 0.8), 0 0 15px var(--spidey-red-glow);
    margin: 0;
}

/* Spider-Man Navigation Tabs */
.spidey-tabs {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    background: rgba(14, 20, 38, 0.8);
    padding: 0.6rem 0.8rem;
    border-radius: var(--radius-lg);
    border: 2px solid rgba(0, 136, 255, 0.3);
}

.tab-trigger {
    flex: 1;
    min-width: 140px;
    padding: 0.7rem 1.1rem;
    background: rgba(26, 38, 70, 0.85);
    border: 2px solid transparent;
    color: var(--text-muted);
    border-radius: var(--radius-md);
    font-family: 'Cairo', sans-serif;
    font-size: 0.95rem;
    font-weight: 800;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.tab-trigger:hover {
    color: #FFFFFF;
    background: rgba(20, 30, 58, 0.9);
    border-color: rgba(0, 136, 255, 0.5);
    transform: translateY(-2px);
}

.tab-trigger.active {
    color: #FFFFFF;
    background: linear-gradient(135deg, var(--spidey-red) 0%, #A51010 100%);
    border-color: var(--spidey-cyan);
    box-shadow: 0 4px 15px var(--spidey-red-glow), 0 0 10px var(--spidey-cyan-glow);
    transform: translateY(-2px);
}

/* Tab Content Panes */
.spidey-lesson-body {
    background: var(--spidey-panel);
    border-radius: var(--radius-xl);
    padding: 2rem;
    border: 2px solid var(--spidey-border);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.7);
    position: relative;
    backdrop-filter: blur(10px);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: spideyTabFade 0.3s ease-out;
}

@keyframes spideyTabFade {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* 1. Reader Tab */
.lesson-cover-banner {
    width: 100%;
    margin-bottom: 1.5rem;
}

.lesson-banner-card {
    position: relative;
    width: 100%;
    max-height: 280px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 2.5px solid var(--spidey-red);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.7), 0 0 20px var(--spidey-red-glow);
}

.lesson-banner-img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    display: block;
}

.lesson-banner-caption {
    position: absolute;
    bottom: 0;
    inset-inline: 0;
    padding: 1rem 1.5rem;
    background: linear-gradient(to top, rgba(18, 24, 45, 0.96) 0%, transparent 100%);
}

.banner-badge {
    font-size: 0.9rem;
    font-weight: 800;
    color: var(--spidey-gold);
    text-shadow: 0 0 10px var(--spidey-gold-glow);
}

.spidey-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.header-action-left h3 {
    font-size: 1.25rem;
    font-weight: 900;
    color: #FFFFFF;
}

.spidey-repeat-btn {
    background: linear-gradient(135deg, var(--spidey-blue) 0%, var(--spidey-blue-dark) 100%);
    border: 1.5px solid var(--spidey-cyan);
    color: #FFFFFF;
    padding: 0.55rem 1.2rem;
    border-radius: var(--radius-md);
    font-weight: 800;
    cursor: pointer;
    box-shadow: 0 0 15px var(--spidey-blue-glow);
    transition: var(--transition);
}

.spidey-repeat-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 25px var(--spidey-cyan-glow);
}

.spidey-info-bubble {
    background: rgba(13, 71, 161, 0.25);
    border: 1.5px solid rgba(0, 136, 255, 0.5);
    color: var(--spidey-cyan);
    padding: 0.75rem 1.2rem;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    box-shadow: 0 0 12px rgba(0, 136, 255, 0.2);
}

.spidey-text-display {
    background: rgba(24, 34, 64, 0.9);
    border: 2px solid rgba(226, 35, 26, 0.3);
    border-radius: var(--radius-lg);
    padding: 2rem 2.2rem;
    box-shadow: inset 0 2px 15px rgba(0, 0, 0, 0.8);
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.reading-sentence {
    font-size: 1.45rem;
    line-height: 2.1;
    color: #FFFFFF;
    padding: 0.75rem 1.2rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    border-right: 4px solid transparent;
}

.reading-sentence:hover {
    background: rgba(226, 35, 26, 0.15);
    border-right-color: var(--spidey-red);
    transform: translateX(-6px);
}

.reading-sentence.active {
    background: linear-gradient(90deg, rgba(226, 35, 26, 0.28) 0%, rgba(0, 136, 255, 0.2) 100%);
    border-right-color: var(--spidey-gold);
    box-shadow: 0 0 18px var(--spidey-red-glow);
    color: var(--spidey-gold);
    transform: translateX(-8px);
}

/* 2. Vocab Tab */
.vocab-header-info h3 {
    font-size: 1.2rem;
    font-weight: 900;
    color: var(--spidey-gold);
    margin-bottom: 1.5rem;
}

.vocab-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.2rem;
}

.vocab-card {
    background: rgba(26, 38, 70, 0.92);
    border: 2px solid rgba(0, 136, 255, 0.35);
    border-radius: var(--radius-lg);
    padding: 1.2rem;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.6);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.vocab-card:hover {
    transform: translateY(-5px);
    border-color: var(--spidey-red);
    box-shadow: 0 8px 25px var(--spidey-red-glow);
}

.vocab-word {
    font-size: 1.35rem;
    font-weight: 900;
    color: var(--spidey-gold);
    margin-bottom: 0.4rem;
}

.vocab-meaning {
    font-size: 1.05rem;
    color: #FFFFFF;
    line-height: 1.6;
}

/* 3. Spider-Man Game Arena Tab */
.spidey-game-menu h3 {
    font-size: 1.35rem;
    font-weight: 900;
    color: #FFFFFF;
    text-align: center;
    margin-bottom: 1.8rem;
    text-shadow: 0 0 12px var(--spidey-red-glow);
}

.game-options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
}

.game-card-btn {
    background: rgba(26, 38, 70, 0.94);
    border: 2px solid rgba(226, 35, 26, 0.4);
    border-radius: var(--radius-xl);
    padding: 1.8rem 1.4rem;
    text-align: center;
    cursor: pointer;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.6);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
}

.game-card-btn:hover {
    transform: translateY(-8px) scale(1.03);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.8), 0 0 25px var(--spidey-red-glow);
}

.game-card-btn.game-card-racing { border-top: 5px solid var(--spidey-blue); }
.game-card-btn.game-card-shooting { border-top: 5px solid var(--spidey-gold); }
.game-card-btn.game-card-jumping { border-top: 5px solid var(--spidey-green); }

.game-card-btn .game-icon {
    font-size: 3rem;
    filter: drop-shadow(0 0 15px rgba(226, 35, 26, 0.6));
}

.game-card-btn h4 {
    font-size: 1.3rem;
    font-weight: 900;
    color: #FFFFFF;
    font-family: 'Cairo', sans-serif;
}

.game-card-btn p {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* Arcade Arena View */
.spidey-game-arena {
    background: rgba(22, 32, 60, 0.95);
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    border: 2px solid var(--spidey-border);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8);
}

.game-arena-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.8rem;
    margin-bottom: 1.2rem;
    flex-wrap: wrap;
    width: 100%;
    box-sizing: border-box;
}

.game-top-status-pills {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-wrap: wrap;
}

@media (max-width: 600px) {
    .game-arena-top {
        gap: 0.6rem;
    }
    .game-top-status-pills {
        gap: 0.4rem;
    }
    .game-streak-pill,
    button.sound-toggle-btn {
        padding: 0.35rem 0.75rem !important;
        font-size: 0.82rem !important;
    }
}

.game-streak-pill {
    background: rgba(30, 42, 78, 0.92);
    border: 1.5px solid var(--spidey-gold);
    color: var(--spidey-gold);
    padding: 0.45rem 1rem;
    border-radius: var(--radius-md);
    font-weight: 800;
    font-size: 0.95rem;
    box-shadow: 0 0 12px var(--spidey-gold-glow);
}

/* Spider-Man Themed Arcade Sound Toggle Button */
.mini-btn {
    font-family: 'Cairo', sans-serif;
    border: none;
    outline: none;
    cursor: pointer;
}

button.sound-toggle-btn,
.mini-btn.sound-toggle-btn,
.sound-toggle-btn {
    background: rgba(28, 40, 74, 0.92) !important;
    border: 1.5px solid var(--spidey-cyan) !important;
    color: var(--spidey-cyan) !important;
    padding: 0.45rem 1.1rem !important;
    border-radius: 999px !important;
    font-weight: 800 !important;
    font-size: 0.92rem !important;
    font-family: 'Cairo', sans-serif !important;
    cursor: pointer !important;
    box-shadow: 0 0 14px var(--spidey-cyan-glow) !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 0.45rem !important;
    transition: all 0.25s ease !important;
    touch-action: manipulation !important;
    -webkit-tap-highlight-color: transparent !important;
    outline: none !important;
    user-select: none !important;
}

button.sound-toggle-btn:hover,
.mini-btn.sound-toggle-btn:hover,
.sound-toggle-btn:hover {
    background: rgba(0, 229, 255, 0.22) !important;
    border-color: #FFFFFF !important;
    color: #FFFFFF !important;
    transform: translateY(-2px) !important;
    box-shadow: 0 0 20px var(--spidey-cyan-glow) !important;
}

button.sound-toggle-btn:active,
.mini-btn.sound-toggle-btn:active,
.sound-toggle-btn:active {
    transform: scale(0.95) !important;
}

button.sound-toggle-btn.muted,
.mini-btn.sound-toggle-btn.muted,
.sound-toggle-btn.muted {
    border-color: rgba(255, 255, 255, 0.25) !important;
    color: #94A3B8 !important;
    background: rgba(20, 28, 52, 0.85) !important;
    box-shadow: none !important;
}

.game-hud-question-box {
    background: linear-gradient(135deg, rgba(226, 35, 26, 0.3) 0%, rgba(0, 136, 255, 0.25) 100%);
    border: 2px solid var(--spidey-cyan);
    border-radius: var(--radius-lg);
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.2rem;
    box-shadow: 0 0 20px rgba(0, 229, 255, 0.3);
}

.hud-icon {
    font-size: 2rem;
}

.game-hud-question {
    font-size: 1.3rem;
    font-weight: 900;
    color: #FFFFFF;
    margin: 0;
}

.arcade-canvas-wrapper {
    position: relative;
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 3px solid var(--spidey-red);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.9), 0 0 25px var(--spidey-red-glow);
}

#racing-canvas, #shooting-canvas, #jumping-canvas {
    width: 100%;
    height: auto;
    display: block;
    background: #0E1426;
}

.arcade-touch-controls {
    display: flex;
    justify-content: center;
    gap: 1.2rem;
    margin-top: 1rem;
    direction: ltr !important; /* ضمان أن زر اليسار يظهر فعلياً باليسار وزر اليمين باليمين */
}

.touch-btn {
    background: rgba(32, 46, 84, 0.96);
    border: 2px solid var(--spidey-red);
    color: #FFFFFF;
    padding: 0.8rem 1.8rem;
    border-radius: var(--radius-lg);
    font-family: 'Cairo', sans-serif;
    font-size: 1.05rem;
    font-weight: 800;
    cursor: pointer;
    box-shadow: 0 4px 0 #10172C, 0 0 15px var(--spidey-red-glow);
    transition: var(--transition);
}

.touch-btn:active {
    transform: translateY(3px);
    box-shadow: 0 1px 0 #10172C;
}

.touch-btn-boost {
    background: linear-gradient(135deg, var(--spidey-red) 0%, var(--spidey-gold) 100%);
    border-color: #FFF;
    color: #12182D;
}

.arcade-hint-strip {
    text-align: center;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-muted);
    margin-top: 0.8rem;
}

/* Victory Overlay Modal */
.game-victory-overlay {
    position: fixed;
    inset: 0;
    background: rgba(4, 6, 14, 0.88);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(8px);
}

.spidey-victory-card {
    background: rgba(30, 42, 78, 0.96);
    border: 3px solid var(--spidey-gold);
    border-radius: var(--radius-xl);
    padding: 2.5rem 2rem;
    text-align: center;
    max-width: 480px;
    width: 90%;
    box-shadow: 0 15px 45px rgba(0, 0, 0, 0.9), 0 0 35px var(--spidey-gold-glow);
    position: relative;
    animation: spideyPopVictory 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes spideyPopVictory {
    from { transform: scale(0.85); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.victory-badge-icon {
    font-size: 3.5rem;
    margin-bottom: 0.8rem;
    filter: drop-shadow(0 0 20px var(--spidey-gold-glow));
}

.spidey-victory-card h2 {
    font-size: 1.6rem;
    font-weight: 900;
    color: #FFFFFF;
    margin-bottom: 0.5rem;
}

.spidey-victory-card p {
    font-size: 1.05rem;
    color: var(--text-muted);
    margin-bottom: 1.2rem;
}

.victory-xp-pill {
    background: rgba(255, 215, 0, 0.15);
    border: 1.5px solid var(--spidey-gold);
    padding: 0.6rem 1.4rem;
    border-radius: var(--radius-lg);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 1.1rem;
    color: var(--spidey-gold);
    margin-bottom: 1.5rem;
}

.victory-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

/* ========================================================
   SPIDER-MAN SUPERHERO SMART BLACKBOARD (السبورة الذكية التفاعلية)
   ======================================================== */
.writing-header-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.4rem;
    flex-wrap: wrap;
    background: rgba(20, 28, 52, 0.88);
    border: 1px solid rgba(0, 229, 255, 0.3);
    border-radius: 16px;
    padding: 1rem 1.4rem;
    box-shadow: 0 4px 18px rgba(0, 0, 0, 0.4);
}

.writing-header-title h3 {
    font-size: 1.35rem;
    font-weight: 900;
    color: var(--spidey-gold);
    margin-bottom: 0.25rem;
    text-shadow: 0 0 12px rgba(255, 215, 0, 0.4);
}

.writing-header-title p {
    font-size: 0.92rem;
    color: #94A3B8;
    margin: 0;
}

.writing-celebrate-btn {
    animation: spideyPulseBtn 2.2s infinite ease-in-out;
    padding: 0.6rem 1.3rem !important;
    font-size: 0.95rem !important;
}

@keyframes spideyPulseBtn {
    0%, 100% { transform: scale(1); box-shadow: 0 4px 0 #B27B00, 0 0 15px rgba(255, 215, 0, 0.4); }
    50% { transform: scale(1.04); box-shadow: 0 6px 0 #B27B00, 0 0 25px rgba(255, 215, 0, 0.7); }
}

.writing-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 1.5rem;
    align-items: start;
}

.words-to-write-box {
    background: rgba(24, 34, 62, 0.92);
    border: 2px solid rgba(0, 136, 255, 0.35);
    border-radius: 20px;
    padding: 1.2rem;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.words-box-title {
    font-size: 0.95rem;
    font-weight: 800;
    color: var(--spidey-cyan);
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.words-to-write {
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
}

.word-write-card {
    background: rgba(18, 25, 48, 0.85);
    border: 2px solid rgba(255, 255, 255, 0.12);
    border-radius: 14px;
    padding: 0.85rem 1.1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    transition: all 0.25s ease;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
}

.word-write-card:hover {
    background: rgba(0, 136, 255, 0.2);
    border-color: var(--spidey-cyan);
    transform: translateX(-4px);
    box-shadow: 0 0 15px rgba(0, 229, 255, 0.35);
}

.word-write-card.active {
    background: linear-gradient(135deg, rgba(226, 35, 26, 0.35) 0%, rgba(13, 71, 161, 0.45) 100%);
    border-color: var(--spidey-gold);
    box-shadow: 0 0 20px var(--spidey-gold-glow);
    transform: scale(1.02);
}

.word-write-card .word-text {
    font-size: 1.35rem;
    font-weight: 900;
    color: #FFFFFF;
    font-family: 'Cairo', sans-serif;
}

.word-write-card.active .word-text {
    color: var(--spidey-gold);
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
}

.word-write-card .word-icon {
    font-size: 1.1rem;
    opacity: 0.8;
}

/* Blackboard Canvas Box */
.spidey-canvas-wrap {
    background: linear-gradient(145deg, rgba(24, 34, 62, 0.95) 0%, rgba(16, 24, 46, 0.95) 100%);
    border: 2px solid rgba(0, 136, 255, 0.4);
    border-radius: 22px;
    padding: 1.2rem;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.65), 0 0 25px rgba(0, 136, 255, 0.2);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Canvas Top Tools (Colors & Sizes) */
.canvas-top-tools {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    padding-bottom: 0.8rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.canvas-tool-group {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.canvas-tool-group .tool-label {
    font-size: 0.88rem;
    font-weight: 800;
    color: #CBD5E1;
}

.color-picker-wrap, .brush-size-wrap {
    display: flex;
    gap: 0.45rem;
    align-items: center;
}

.color-dot {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--c);
    border: 2px solid rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 0 8px var(--c);
    touch-action: manipulation;
}

.color-dot:hover {
    transform: scale(1.2);
    border-color: #FFFFFF;
}

.color-dot.active {
    transform: scale(1.25);
    border-color: #FFFFFF;
    box-shadow: 0 0 16px var(--c), 0 0 0 3px rgba(255, 255, 255, 0.6);
}

.size-dot {
    width: 34px;
    height: 34px;
    border-radius: 10px;
    background: rgba(30, 42, 78, 0.8);
    border: 1.5px solid rgba(255, 255, 255, 0.15);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    touch-action: manipulation;
}

.size-dot span {
    background: #00E5FF;
    border-radius: 50%;
    display: block;
}

.size-dot:hover {
    border-color: var(--spidey-cyan);
    background: rgba(0, 229, 255, 0.2);
}

.size-dot.active {
    border-color: var(--spidey-cyan);
    background: rgba(0, 229, 255, 0.3);
    box-shadow: 0 0 10px var(--spidey-cyan-glow);
}

/* The Animated Blackboard Frame */
.blackboard-frame {
    position: relative;
    width: 100%;
    border-radius: 18px;
    overflow: hidden;
    border: 3px solid rgba(0, 229, 255, 0.5);
    box-shadow: inset 0 2px 20px rgba(0, 0, 0, 0.9), 0 0 25px rgba(0, 229, 255, 0.3);
    background: #0B1124;
    animation: spideyBorderGlow 3s infinite alternate ease-in-out;
}

@keyframes spideyBorderGlow {
    0% { border-color: rgba(0, 229, 255, 0.5); box-shadow: inset 0 2px 20px rgba(0, 0, 0, 0.9), 0 0 20px rgba(0, 229, 255, 0.25); }
    100% { border-color: rgba(226, 35, 26, 0.6); box-shadow: inset 0 2px 20px rgba(0, 0, 0, 0.9), 0 0 25px rgba(226, 35, 26, 0.35); }
}

#write-canvas {
    width: 100%;
    height: 420px;
    display: block;
    cursor: crosshair;
    touch-action: none;
}

/* Blackboard Decorative Corners */
.blackboard-corner {
    position: absolute;
    font-size: 1.4rem;
    pointer-events: none;
    opacity: 0.6;
    animation: spideyCornerFloat 2.5s infinite ease-in-out alternate;
}

.blackboard-corner.tl { top: 8px; left: 10px; }
.blackboard-corner.tr { top: 8px; right: 10px; animation-delay: 0.5s; }
.blackboard-corner.bl { bottom: 8px; left: 10px; animation-delay: 1s; }
.blackboard-corner.br { bottom: 8px; right: 10px; animation-delay: 1.5s; }

@keyframes spideyCornerFloat {
    0% { transform: translateY(0) scale(1); opacity: 0.5; }
    100% { transform: translateY(-3px) scale(1.15); opacity: 0.9; }
}

.canvas-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.8rem;
    flex-wrap: wrap;
    margin-top: 0.4rem;
}

/* Mobile responsive for writing studio */
@media (max-width: 800px) {
    .writing-layout {
        grid-template-columns: 1fr;
    }
    .words-to-write {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: 0.5rem;
    }
    .word-write-card {
        padding: 0.6rem 0.8rem;
    }
    .word-write-card .word-text {
        font-size: 1.15rem;
    }
    #write-canvas {
        height: 340px;
    }
}

/* 5. Quiz Tab */
.spidey-quiz-card {
    background: rgba(26, 38, 70, 0.92);
    border: 2px solid rgba(226, 35, 26, 0.4);
    border-radius: var(--radius-xl);
    padding: 2rem;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.7);
}

.quiz-question {
    font-size: 1.4rem;
    font-weight: 900;
    color: #FFFFFF;
    margin-bottom: 1.8rem;
    text-shadow: 0 0 10px var(--spidey-red-glow);
}

.quiz-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.2rem;
}

.quiz-option {
    background: rgba(30, 42, 78, 0.9);
    border: 2px solid rgba(0, 136, 255, 0.4);
    color: #FFFFFF;
    padding: 1.1rem 1.4rem;
    border-radius: var(--radius-lg);
    font-size: 1.15rem;
    font-weight: 800;
    font-family: 'Cairo', sans-serif;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
    transition: var(--transition);
    text-align: center;
}

.quiz-option:hover {
    transform: translateY(-4px);
    border-color: var(--spidey-cyan);
    box-shadow: 0 8px 20px var(--spidey-cyan-glow);
}

.quiz-option.correct {
    background: rgba(0, 230, 118, 0.25);
    border-color: var(--spidey-green);
    color: var(--spidey-green);
    box-shadow: 0 0 20px var(--spidey-green-glow);
}

.quiz-option.wrong {
    background: rgba(226, 35, 26, 0.25);
    border-color: var(--spidey-red);
    color: #FF6B6B;
    box-shadow: 0 0 20px var(--spidey-red-glow);
}

/* Modals & Celebrations */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(4, 6, 14, 0.85);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(8px);
}

.spidey-modal {
    background: rgba(28, 40, 74, 0.98);
    border: 2.5px solid var(--spidey-border);
    border-radius: var(--radius-xl);
    padding: 2.2rem;
    box-shadow: 0 15px 45px rgba(0, 0, 0, 0.9), 0 0 30px var(--spidey-red-glow);
    max-width: 580px;
    width: 90%;
    position: relative;
}

.celebration-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    filter: drop-shadow(0 0 20px var(--spidey-gold-glow));
}

.reward-stars {
    font-size: 2.2rem;
    margin: 1.2rem 0;
    letter-spacing: 8px;
}

/* Footer */
.spidey-footer {
    margin-top: auto;
    padding: 1.8rem 1rem;
    text-align: center;
    border-top: 1px solid rgba(226, 35, 26, 0.2);
    background: rgba(18, 24, 45, 0.96);
    position: relative;
    z-index: 2;
}

.spidey-footer .footer-link {
    color: var(--text-dim);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 700;
    transition: var(--transition);
}

.spidey-footer .footer-link:hover {
    color: var(--spidey-gold);
    text-shadow: 0 0 10px var(--spidey-gold-glow);
}

/* Responsive Rules */
@media (max-width: 768px) {
    .header-top {
        flex-direction: column;
        text-align: center;
    }
    
    .spidey-badge, .spidey-logo, .header-nav-actions {
        width: 100%;
        justify-content: center;
    }

    .lesson-path-container {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 0.9rem;
    }

    .spidey-lesson-bar {
        flex-direction: column;
        align-items: flex-start;
    }

    .reading-sentence {
        font-size: 1.25rem;
    }
}

/* ==========================================================================
   📖 LESSON READING TYPOGRAPHY & INTERACTIVE AUDIO SENTENCES
   ========================================================================== */
.spidey-text-display {
    background: rgba(22, 32, 60, 0.92) !important;
    border: 2px solid rgba(0, 136, 255, 0.35) !important;
    border-radius: var(--radius-lg);
    padding: 2.2rem 2.4rem !important;
    box-shadow: inset 0 2px 20px rgba(0, 0, 0, 0.8), 0 8px 30px rgba(0, 0, 0, 0.6);
    display: flex !important;
    flex-direction: column !important;
    gap: 1.1rem !important;
}

.reading-line {
    display: flex !important;
    align-items: center !important;
    gap: 1.3rem !important;
    padding: 1.15rem 1.7rem !important;
    background: rgba(28, 40, 74, 0.88) !important;
    border: 2px solid rgba(0, 136, 255, 0.28) !important;
    border-right: 6px solid var(--spidey-red) !important;
    border-radius: 16px !important;
    cursor: pointer !important;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1) !important;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.45);
    user-select: none;
}

.reading-speaker-icon {
    font-size: 1.7rem !important;
    flex-shrink: 0;
    width: 46px;
    height: 46px;
    border-radius: 12px;
    background: rgba(226, 35, 26, 0.2);
    border: 1.5px solid rgba(226, 35, 26, 0.4);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s ease, background-color 0.2s ease;
}

.reading-text-body {
    font-family: 'Cairo', 'Tajawal', sans-serif !important;
    font-size: 1.95rem !important; /* حجم خط كبير جداً وواضح ومريح لطلاب الصف الثالث */
    font-weight: 800 !important;
    line-height: 2.2 !important;
    color: #FFFFFF !important;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.7);
    flex: 1;
}

.reading-line:hover {
    background: rgba(42, 60, 110, 0.95) !important;
    border-color: var(--spidey-cyan) !important;
    border-right-color: var(--spidey-gold) !important;
    transform: translateX(-10px) !important;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.6), 0 0 20px var(--spidey-cyan-glow) !important;
}

.reading-line:hover .reading-speaker-icon {
    transform: scale(1.15);
    background: var(--spidey-red);
    box-shadow: 0 0 12px var(--spidey-red-glow);
}

.reading-line.playing {
    background: linear-gradient(90deg, rgba(226, 35, 26, 0.4) 0%, rgba(0, 136, 255, 0.3) 100%) !important;
    border-color: var(--spidey-gold) !important;
    border-right-color: var(--spidey-gold) !important;
    box-shadow: 0 0 30px var(--spidey-gold-glow), 0 0 15px var(--spidey-red-glow) !important;
    transform: translateX(-12px) scale(1.015) !important;
}

.reading-line.playing .reading-text-body {
    color: var(--spidey-gold) !important;
    text-shadow: 0 0 15px var(--spidey-gold-glow) !important;
}

.reading-line.playing .reading-speaker-icon {
    background: var(--spidey-gold) !important;
    color: #070913 !important;
    border-color: #FFF !important;
    animation: speakerPulse 1s ease-in-out infinite alternate;
}

@keyframes speakerPulse {
    0% { transform: scale(1); }
    100% { transform: scale(1.2) rotate(10deg); }
}


/* ========================================================
   SPIDER-MAN SUPERHERO INTERACTIVE VOCABULARY TREASURE (كنز الكلمات)
   ======================================================== */
.vocab-header-info {
    margin-bottom: 1.8rem;
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.vocab-title-wrapper h3 {
    font-size: 1.4rem;
    font-weight: 900;
    color: var(--spidey-gold);
    margin-bottom: 0.4rem;
    text-shadow: 0 0 15px rgba(255, 215, 0, 0.35);
}

.vocab-subtitle {
    font-size: 0.95rem;
    color: #94A3B8;
    margin: 0;
    line-height: 1.6;
}

/* Interactive Vocab Toolbar */
.vocab-interactive-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    background: rgba(20, 28, 52, 0.88);
    border: 1px solid rgba(0, 229, 255, 0.28);
    border-radius: 16px;
    padding: 0.85rem 1.2rem;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}

.vocab-mode-switch {
    display: flex;
    gap: 0.45rem;
    background: rgba(10, 15, 30, 0.65);
    padding: 4px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.vocab-mode-btn {
    background: transparent;
    border: none;
    color: #CBD5E1;
    font-family: inherit;
    font-size: 0.92rem;
    font-weight: 700;
    padding: 0.5rem 0.95rem;
    border-radius: 9px;
    cursor: pointer;
    transition: all 0.25s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.vocab-mode-btn:hover {
    color: #FFFFFF;
    background: rgba(255, 255, 255, 0.08);
}

.vocab-mode-btn.active {
    background: linear-gradient(135deg, #E23636 0%, #B71C1C 100%);
    color: #FFFFFF;
    box-shadow: 0 0 14px rgba(226, 54, 54, 0.5);
}

.vocab-tools-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}

.vocab-tool-btn {
    background: rgba(28, 40, 74, 0.9);
    border: 1px solid rgba(0, 136, 255, 0.35);
    color: #E2E8F0;
    font-family: inherit;
    font-size: 0.88rem;
    font-weight: 700;
    padding: 0.5rem 0.9rem;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.25s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
}

.vocab-tool-btn:hover {
    background: rgba(0, 136, 255, 0.25);
    border-color: var(--spidey-cyan);
    color: #FFFFFF;
    transform: translateY(-2px);
}

.vocab-tool-btn.active {
    background: linear-gradient(135deg, #00E5FF 0%, #0088FF 100%);
    color: #0A0F1E;
    font-weight: 900;
    border-color: #00E5FF;
    box-shadow: 0 0 16px rgba(0, 229, 255, 0.55);
}

/* Stats & Progress */
.vocab-stats-box {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    min-width: 140px;
}

.vocab-stats-text {
    font-size: 0.88rem;
    color: #CBD5E1;
    display: flex;
    align-items: center;
    gap: 0.35rem;
    justify-content: flex-end;
}

.vocab-stats-text strong {
    color: var(--spidey-gold);
    font-size: 1.1rem;
}

.vocab-progress-track {
    width: 100%;
    height: 8px;
    background: rgba(15, 23, 42, 0.85);
    border-radius: 999px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.vocab-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, #FFD700, #00E5FF);
    box-shadow: 0 0 10px rgba(0, 229, 255, 0.6);
    border-radius: 999px;
    transition: width 0.4s ease;
}

/* Grid & 3D Flashcard System */
.vocab-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
    gap: 1.4rem;
}

.vocab-card-3d {
    background: transparent;
    border: none;
    padding: 0;
    min-height: 230px;
    perspective: 1100px;
    cursor: pointer;
    user-select: none;
}

.vocab-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    min-height: 230px;
    border-radius: 20px;
    transition: transform 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
    transform-style: preserve-3d;
}

.vocab-card-3d.flipped .vocab-card-inner {
    transform: rotateY(180deg);
}

.vocab-card-face {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    border-radius: 20px;
    padding: 1.3rem 1.4rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.55);
    border: 2px solid rgba(0, 136, 255, 0.35);
    background: linear-gradient(145deg, rgba(28, 40, 74, 0.94) 0%, rgba(20, 28, 52, 0.94) 100%);
    box-sizing: border-box;
    transition: border-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
    overflow: hidden;
}

/* Front Face */
.vocab-card-front {
    border-color: rgba(0, 136, 255, 0.4);
}

.vocab-card-3d:hover .vocab-card-front {
    border-color: var(--spidey-red);
    box-shadow: 0 10px 30px var(--spidey-red-glow);
    transform: translateY(-4px);
}

/* Back Face */
.vocab-card-back {
    transform: rotateY(180deg);
    border-color: var(--spidey-gold);
    background: linear-gradient(145deg, rgba(28, 44, 82, 0.96) 0%, rgba(18, 30, 58, 0.96) 100%);
    box-shadow: 0 8px 25px rgba(255, 215, 0, 0.22);
}

.vocab-card-3d:hover .vocab-card-back {
    box-shadow: 0 10px 30px var(--spidey-gold-glow);
    transform: translateY(-4px);
}

/* Mastered State */
.vocab-card-3d.mastered .vocab-card-face {
    border-color: #10B981 !important;
    box-shadow: 0 0 25px rgba(16, 185, 129, 0.4) !important;
}

/* Card Top Bar */
.vocab-card-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.vocab-badge {
    background: rgba(226, 54, 54, 0.2);
    border: 1px solid rgba(226, 54, 54, 0.5);
    color: #FFA5A5;
    font-size: 0.8rem;
    font-weight: 800;
    padding: 0.25rem 0.7rem;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.vocab-badge.back {
    background: rgba(255, 215, 0, 0.18);
    border-color: rgba(255, 215, 0, 0.55);
    color: #FFD700;
}

.vocab-card-audio-btn {
    background: rgba(0, 229, 255, 0.15);
    border: 1px solid rgba(0, 229, 255, 0.45);
    color: #00E5FF;
    border-radius: 10px;
    padding: 0.3rem 0.7rem;
    font-size: 0.84rem;
    font-weight: 800;
    font-family: inherit;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    transition: all 0.2s ease;
}

.vocab-card-audio-btn:hover {
    background: #00E5FF;
    color: #0A0F1E;
    box-shadow: 0 0 12px rgba(0, 229, 255, 0.6);
}

.vocab-card-audio-btn.back {
    background: rgba(255, 215, 0, 0.15);
    border-color: rgba(255, 215, 0, 0.5);
    color: #FFD700;
}

.vocab-card-audio-btn.back:hover {
    background: #FFD700;
    color: #0A0F1E;
    box-shadow: 0 0 12px rgba(255, 215, 0, 0.6);
}

/* Card Body Content */
.vocab-word-hero {
    font-size: 1.85rem;
    font-weight: 900;
    color: var(--spidey-gold);
    text-align: center;
    margin: 0.8rem 0;
    font-family: 'Cairo', sans-serif;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
    line-height: 1.4;
}

.vocab-meaning-hero {
    font-size: 1.25rem;
    color: #FFFFFF;
    text-align: center;
    margin: 0.6rem 0;
    line-height: 1.6;
    font-family: 'Cairo', sans-serif;
}

/* Card Footers */
.vocab-card-footer {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    margin-top: auto;
}

.vocab-flip-prompt {
    font-size: 0.84rem;
    color: #94A3B8;
    background: rgba(15, 23, 42, 0.6);
    padding: 0.35rem 0.9rem;
    border-radius: 999px;
    border: 1px dashed rgba(255, 255, 255, 0.18);
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    transition: all 0.25s ease;
}

.vocab-card-3d:hover .vocab-flip-prompt {
    color: #FFFFFF;
    border-color: var(--spidey-red);
    background: rgba(226, 54, 54, 0.25);
}

.vocab-master-badge-btn {
    background: rgba(16, 185, 129, 0.2);
    border: 1px solid rgba(16, 185, 129, 0.5);
    color: #A7F3D0;
    padding: 0.4rem 0.95rem;
    border-radius: 999px;
    font-family: inherit;
    font-size: 0.82rem;
    font-weight: 800;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    transition: all 0.2s ease;
}

.vocab-master-badge-btn:hover {
    background: #10B981;
    color: #064E3B;
    box-shadow: 0 0 12px rgba(16, 185, 129, 0.6);
}

.vocab-master-badge-btn.mastered {
    background: #10B981;
    color: #064E3B;
    font-weight: 900;
}

/* Playing Glow Effect */
.vocab-card-3d.playing .vocab-card-face {
    border-color: #00E5FF !important;
    box-shadow: 0 0 30px rgba(0, 229, 255, 0.75) !important;
    animation: spideyVocabPulse 1.2s infinite alternate;
}

@keyframes spideyVocabPulse {
    from { transform: scale(1); }
    to { transform: scale(1.03); }
}

/* Quiz Mode Container */
.vocab-quiz-wrapper {
    margin-top: 1rem;
    display: flex;
    justify-content: center;
}

.vocab-quiz-card {
    background: linear-gradient(145deg, rgba(28, 40, 74, 0.96) 0%, rgba(20, 28, 52, 0.96) 100%);
    border: 2px solid rgba(0, 136, 255, 0.45);
    border-radius: 22px;
    padding: 2rem;
    max-width: 640px;
    width: 100%;
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.6);
    text-align: center;
    box-sizing: border-box;
}

.vocab-quiz-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 0.8rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.vocab-quiz-header .quiz-step {
    font-size: 0.92rem;
    font-weight: 800;
    color: var(--spidey-cyan);
}

.vocab-quiz-header .quiz-score {
    font-size: 0.92rem;
    font-weight: 800;
    color: var(--spidey-gold);
}

.vocab-quiz-question-word {
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--spidey-gold);
    margin: 1.2rem 0;
    text-shadow: 0 0 18px rgba(255, 215, 0, 0.35);
}

.vocab-quiz-prompt {
    font-size: 1.15rem;
    color: #E2E8F0;
    margin-bottom: 1.5rem;
}

.vocab-quiz-options {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.vocab-quiz-opt-btn {
    background: rgba(30, 41, 59, 0.8);
    border: 2px solid rgba(255, 255, 255, 0.12);
    color: #FFFFFF;
    font-family: inherit;
    font-size: 1.05rem;
    font-weight: 700;
    padding: 1rem 1.4rem;
    border-radius: 14px;
    cursor: pointer;
    transition: all 0.25s ease;
    text-align: right;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.vocab-quiz-opt-btn:hover:not(:disabled) {
    border-color: var(--spidey-cyan);
    background: rgba(0, 136, 255, 0.2);
    transform: translateX(-4px);
}

.vocab-quiz-opt-btn.correct {
    background: rgba(16, 185, 129, 0.3) !important;
    border-color: #10B981 !important;
    color: #A7F3D0 !important;
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.5) !important;
}

.vocab-quiz-opt-btn.wrong {
    background: rgba(239, 68, 68, 0.3) !important;
    border-color: #EF4444 !important;
    color: #FCA5A5 !important;
    animation: spideyWobble 0.4s ease;
}

.vocab-quiz-result {
    padding: 1.5rem;
    text-align: center;
}

.vocab-quiz-result-title {
    font-size: 1.7rem;
    font-weight: 900;
    color: var(--spidey-gold);
    margin-bottom: 0.5rem;
}

.vocab-quiz-result-score {
    font-size: 1.25rem;
    color: #E2E8F0;
    margin-bottom: 1.5rem;
}

.vocab-quiz-action-btns {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ========================================================
   TOUCHSCREEN & MOBILE ERGONOMICS (شاشات الهواتف واللمس)
   ======================================================== */
.vocab-card-3d,
.vocab-card-face,
.vocab-card-audio-btn,
.vocab-master-badge-btn,
.vocab-tool-btn,
.vocab-mode-btn,
.vocab-quiz-opt-btn,
.reading-line,
.reading-speaker-icon,
.tab-trigger,
.lesson-card {
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
}

/* Tactile Mobile Touch Response */
.vocab-card-3d:active,
.vocab-card-3d.touch-active {
    transform: scale(0.96) !important;
    transition: transform 0.12s ease !important;
}

.vocab-card-3d:active .vocab-card-front,
.vocab-card-3d.touch-active .vocab-card-front {
    border-color: var(--spidey-red) !important;
    box-shadow: 0 0 25px var(--spidey-red-glow) !important;
}

.vocab-card-3d:active .vocab-card-back,
.vocab-card-3d.touch-active .vocab-card-back {
    border-color: var(--spidey-gold) !important;
    box-shadow: 0 0 25px var(--spidey-gold-glow) !important;
}

.vocab-card-audio-btn:active,
.vocab-master-badge-btn:active,
.vocab-tool-btn:active,
.vocab-mode-btn:active,
.vocab-quiz-opt-btn:active {
    transform: scale(0.94) !important;
    filter: brightness(1.2);
}

.reading-line:active {
    transform: scale(0.98) !important;
    background: rgba(42, 60, 110, 0.98) !important;
    border-color: var(--spidey-cyan) !important;
}

/* Touchscreens and Mobile Phones Default Vividness (No-Hover Fallback) */
@media (hover: none), (max-width: 768px) {
    .vocab-card-face {
        border-color: rgba(0, 136, 255, 0.45) !important;
        box-shadow: 0 6px 20px rgba(0, 0, 0, 0.55), 0 0 12px rgba(0, 136, 255, 0.22) !important;
    }

    .vocab-card-back {
        border-color: rgba(255, 215, 0, 0.6) !important;
        box-shadow: 0 6px 20px rgba(0, 0, 0, 0.55), 0 0 14px rgba(255, 215, 0, 0.25) !important;
    }

    /* Living breathing prompt so the child immediately knows to touch it */
    .vocab-flip-prompt {
        color: #FFFFFF !important;
        border-color: rgba(226, 54, 54, 0.75) !important;
        background: rgba(226, 54, 54, 0.25) !important;
        animation: spideyTouchPulse 2.2s infinite ease-in-out !important;
    }

    .vocab-card-audio-btn {
        padding: 0.4rem 0.85rem !important;
        min-height: 42px !important;
        font-size: 0.88rem !important;
    }

    .vocab-master-badge-btn {
        padding: 0.5rem 1.1rem !important;
        min-height: 44px !important;
        font-size: 0.9rem !important;
    }
}

@keyframes spideyTouchPulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 0 rgba(226, 54, 54, 0);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 0 14px rgba(226, 54, 54, 0.6);
        border-color: #FF5252;
    }
}

/* Extra Small Screens (Smartphones) Layout Optimization */
@media (max-width: 640px) {
    .vocab-grid {
        grid-template-columns: 1fr !important;
        gap: 1.1rem !important;
    }

    .vocab-card-3d {
        min-height: 220px !important;
    }

    .vocab-card-inner {
        min-height: 220px !important;
    }

    .vocab-card-face {
        padding: 1.2rem 1.1rem !important;
    }

    .vocab-word-hero {
        font-size: 1.7rem !important;
        margin: 0.6rem 0 !important;
    }

    .vocab-meaning-hero {
        font-size: 1.18rem !important;
        margin: 0.5rem 0 !important;
    }

    /* Toolbar for phone screens */
    .vocab-interactive-toolbar {
        flex-direction: column !important;
        align-items: stretch !important;
        gap: 0.8rem !important;
        padding: 0.8rem !important;
    }

    .vocab-mode-switch {
        display: grid !important;
        grid-template-columns: 1fr 1fr !important;
        width: 100% !important;
    }

    .vocab-mode-btn {
        justify-content: center !important;
        padding: 0.55rem 0.4rem !important;
        font-size: 0.84rem !important;
    }

    .vocab-tools-group {
        display: grid !important;
        grid-template-columns: 1fr 1fr 1fr !important;
        gap: 0.4rem !important;
        width: 100% !important;
    }

    .vocab-tool-btn {
        justify-content: center !important;
        padding: 0.55rem 0.3rem !important;
        font-size: 0.8rem !important;
    }

    .vocab-stats-box {
        flex-direction: row !important;
        justify-content: space-between !important;
        align-items: center !important;
        padding-top: 0.4rem !important;
        border-top: 1px solid rgba(255, 255, 255, 0.08) !important;
    }

    .vocab-progress-track {
        max-width: 130px !important;
    }

    /* Reading lines on phone */
    .reading-line {
        font-size: 1.5rem !important;
        padding: 0.85rem 1rem !important;
        gap: 0.85rem !important;
    }

    .reading-text-body {
        font-size: 1.5rem !important;
        line-height: 2 !important;
    }

    .reading-speaker-icon {
        width: 42px !important;
        height: 42px !important;
        font-size: 1.35rem !important;
    }

    .spidey-text-display {
        padding: 1.2rem 0.9rem !important;
    }

    /* Quiz card on phone */
    .vocab-quiz-card {
        padding: 1.3rem 1rem !important;
    }

    .vocab-quiz-question-word {
        font-size: 1.8rem !important;
    }

    .vocab-quiz-opt-btn {
        padding: 0.85rem 1rem !important;
        font-size: 0.98rem !important;
    }
}