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

.english-text {
    font-family: 'Fredoka', sans-serif !important;
    direction: ltr;
    display: inline-block;
}

.english-text-high-contrast {
    color: var(--text-color) !important;
    font-family: 'Fredoka', sans-serif;
    font-weight: 700;
}

:root {
    /* Modern Vibrant Mario Colors */
    --primary: #FF2B2B;      /* Bright Mario Red */
    --primary-dark: #cc0000;
    --secondary: #28D84D;    /* Bright Luigi Green */
    --secondary-dark: #1b9c35;
    --danger: #FF2B2B;
    --blue: #3E8BFE;         /* Vibrant Sky Blue */
    --blue-dark: #1b68d6;
    --bg-color: #3E8BFE;
    --card-bg: #FFD230;      /* Golden Coin/Block Yellow */
    --card-dark: #d6a715;
    --text-color: #333333;
    --text-muted: #555555;
    --block-border: #8B4513; /* Wood brown for block borders */
    
    /* 3D Shadows & Glassmorphism */
    --shadow-3d: 0 8px 0 rgba(0,0,0,0.2), 0 15px 20px rgba(0,0,0,0.3);
    --shadow-pressed: 0 0 0 rgba(0,0,0,0.2), 0 5px 10px rgba(0,0,0,0.2);
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: 2px solid rgba(255, 255, 255, 0.4);

    /* Safari to Mario Mappings for app.js backwards compatibility */
    --safari-beige: var(--bg-color);
    --safari-green: #a2d6f9;
    --safari-green-dark: var(--blue-dark);
    --safari-green-deep: var(--blue-dark);
    --wood-brown: #222;
    --wood-dark: #333;
    --wood-light: #f8f9fa;
    --safari-gold: var(--card-bg);
    --safari-glow: rgba(0,0,0,0.2);
    --pure-white: #FFFFFF;
    --text-navy: #1A237E;
}

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

body {
    font-family: 'Cairo', sans-serif;
    background: linear-gradient(135deg, var(--bg-color) 0%, #1a5ac4 100%);
    background-attachment: fixed;
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Confetti overlay */
#confetti-canvas {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%; pointer-events: none; z-index: 9999;
}

.app-container { max-width: 800px; margin: 0 auto; padding: 20px; position: relative; z-index: 1;}

.screen { display: none; animation: fadeIn 0.5s ease; }
.screen.active-screen { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

/* Main Menu */
/* --- Mario Header Scene --- */
.mario-scene {
    position: relative;
    width: 100%;
    height: 350px;
    background: linear-gradient(180deg, var(--blue) 0%, #a2d6f9 100%);
    border: 6px solid #222;
    border-radius: 20px 20px 0 0;
    box-shadow: var(--shadow-3d);
    margin-bottom: 40px;
    overflow: hidden;
}
.mario-sky {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 1;
}
.mario-cloud { position: absolute; opacity: 0.9; filter: drop-shadow(0 10px 10px rgba(0,0,0,0.1)); }
.cloud-1 { top: 30px; left: -100px; animation: moveClouds 40s linear infinite; }
.cloud-2 { top: 80px; left: -150px; animation: moveClouds 60s linear infinite 15s; }
@keyframes moveClouds {
    0% { left: -150px; }
    100% { left: 110%; }
}
.header-content {
    position: relative; z-index: 10; text-align: center; padding-top: 25px; color: white;
    pointer-events: none;
}
.header-content h1 {
    font-size: 3.2rem; font-weight: 900; margin-bottom: 5px;
    color: #fff;
    -webkit-text-stroke: 2px #000;
    text-shadow: 0 5px 0 var(--primary-dark), 0 10px 10px rgba(0,0,0,0.4);
    letter-spacing: 2px;
    transform: rotate(-2deg);
    line-height: 1.2;
}
.header-content p {
    font-size: 1.6rem; font-weight: bold; text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    background: rgba(0,0,0,0.3);
    display: inline-block;
    padding: 5px 20px;
    border-radius: 20px;
}
.mario-ground-level {
    position: absolute; bottom: 24px; left: 0; width: 100%; height: 80px; z-index: 2;
}
.mario-ground-blocks {
    position: absolute; bottom: 0; left: 0; width: 100%; height: 24px;
    background-color: #D89820; border-top: 4px solid #000;
    background-image: 
        linear-gradient(90deg, #000 4px, transparent 4px),
        linear-gradient(180deg, #000 4px, transparent 4px);
    background-size: 24px 24px;
}
.mario-character {
    position: absolute; bottom: 0; filter: drop-shadow(4px 4px 0px #000);
}
.mario { left: 20%; animation: jump 2s infinite ease-in-out; }
@keyframes jump { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-30px); } }
.peach { right: 20%; transform: scaleX(-1); }
.mushroom { left: 45%; bottom: 0; animation: bounce 1s infinite alternate; }
@keyframes bounce { from { transform: translateY(0); } to { transform: translateY(-10px); } }
.koopa { right: 40%; bottom: 0; animation: koopaMove 10s infinite linear; }
@keyframes koopaMove {
    0% { transform: translateX(0); }
    50% { transform: translateX(100px); }
    51% { transform: translateX(100px) scaleX(-1); }
    99% { transform: translateX(0) scaleX(-1); }
    100% { transform: translateX(0); }
}
.mario-pipe { position: absolute; bottom: 0; right: 5%; filter: drop-shadow(4px 4px 0px #000); z-index: 2; }
.student-avatar {
    position: absolute;
    bottom: 50px;
    right: 5%;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 4px solid #F8D050;
    box-shadow: 4px 4px 0px #000;
    object-fit: cover;
    z-index: 1;
    animation: popFromPipe 4s infinite ease-in-out;
}
@keyframes popFromPipe {
    0%, 10% { transform: translateY(60px); opacity: 0; }
    20%, 80% { transform: translateY(0); opacity: 1; }
    90%, 100% { transform: translateY(60px); opacity: 0; }
}

/* Jump Animation for Characters */
.mario-character.jump {
    animation: jumpEffect 0.3s ease-out !important;
}
@keyframes jumpEffect {
    0% { filter: brightness(1); transform: translateY(0); }
    50% { filter: brightness(1.5) drop-shadow(0 0 10px yellow); transform: translateY(-30px); }
    100% { filter: brightness(1); transform: translateY(0); }
}

/* Hit Animation for Characters */
.mario-character.hit {
    animation: hitEffect 1s ease-out !important;
    pointer-events: none;
}
@keyframes hitEffect {
    0% { filter: brightness(2) sepia(1) hue-rotate(-50deg) saturate(5); transform: translateY(0) scale(1); }
    20% { filter: brightness(2) sepia(1) hue-rotate(-50deg) saturate(5); transform: translateY(-30px) rotate(15deg) scale(1.2); }
    80% { filter: none; transform: translateY(150px) rotate(180deg) scale(0); opacity: 0; }
    100% { filter: none; transform: translateY(0) rotate(0) scale(1); opacity: 1; }
}
.lessons-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 30px; padding: 20px; }
.lesson-card { 
    background-color: var(--card-bg) !important;
    padding: 30px; 
    text-align: center; 
    cursor: pointer; 
    transition: all 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275); 
    border: 6px solid var(--block-border) !important; 
    border-radius: 12px !important;
    box-shadow: inset -5px -5px 0px rgba(0,0,0,0.2), inset 5px 5px 0px rgba(255,255,255,0.5), var(--shadow-3d) !important; 
    position: relative;
    transform: translateY(0);
}
.lesson-card::before {
    content: '?';
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    font-size: 8rem;
    font-weight: 900;
    color: rgba(0,0,0,0.05);
    z-index: 0;
    pointer-events: none;
}
.lesson-card:hover { 
    transform: translateY(-10px) scale(1.02); 
    background-color: #ffde59 !important; 
    box-shadow: inset -5px -5px 0px rgba(0,0,0,0.2), inset 5px 5px 0px rgba(255,255,255,0.6), 0 20px 25px rgba(0,0,0,0.4) !important; 
}
.lesson-card:active {
    transform: translateY(5px);
    box-shadow: inset -5px -5px 0px rgba(0,0,0,0.2), inset 5px 5px 0px rgba(255,255,255,0.4), var(--shadow-pressed) !important; 
}
.card-icon { font-size: 5rem; color: #fff; margin-bottom: 15px; line-height: 1; text-shadow: 0 4px 0 #000, 0 8px 10px rgba(0,0,0,0.3); z-index: 1; position: relative; }
.lesson-card h3 { font-size: 2rem; color: var(--text-color); margin-bottom: 10px; z-index: 1; position: relative; font-weight: 900; text-shadow: 1px 1px 0 #fff; }
.mascots { font-size: 2.5rem; filter: drop-shadow(0 4px 4px rgba(0,0,0,0.3)); z-index: 1; position: relative; }

/* Lesson Specific Styles */
.back-nav { margin-bottom: 20px; }
.back-btn { padding: 12px 25px; font-size: 1.2rem; font-family: 'Cairo', sans-serif; font-weight: bold; border: 4px solid var(--block-border); border-radius: 10px; background: var(--secondary); color: white; cursor: pointer; transition: all 0.2s; box-shadow: 0 6px 0 var(--secondary-dark), 0 10px 10px rgba(0,0,0,0.2); }
.back-btn:hover { background: #28a745; transform: translateY(2px); box-shadow: 0 4px 0 var(--secondary-dark), 0 6px 6px rgba(0,0,0,0.2); }
.back-btn:active { transform: translateY(6px); box-shadow: 0 0 0 transparent; }

.main-header { display: flex; justify-content: center; align-items: center; gap: 20px; margin-bottom: 30px; padding: 20px; background: linear-gradient(135deg, var(--blue) 0%, #a2d6f9 100%) !important; border: 6px solid var(--blue-dark); border-radius: 20px; box-shadow: inset 0 -5px 0 rgba(0,0,0,0.1), inset 0 5px 0 rgba(255,255,255,0.4), var(--shadow-3d); transition: background 0.5s ease; position: relative; overflow: hidden; }
.main-header::before { content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%; background: radial-gradient(circle, rgba(255,255,255,0.2) 10%, transparent 40%); opacity: 0.5; animation: spin 20s linear infinite; }
.main-header h1 { font-size: 2.8rem; font-weight: 900; color: #fff; text-shadow: 0 4px 0 var(--blue-dark), 0 8px 10px rgba(0,0,0,0.4); z-index: 1;}
.main-header h1 span { font-size: 3.5rem; color: #FFD230; text-shadow: 0 4px 0 #d6a715, 0 8px 10px rgba(0,0,0,0.4); }
.character-mascot { font-size: 4rem; animation: bounce 2s infinite; filter: drop-shadow(0 5px 5px rgba(0,0,0,0.3)); z-index: 1;}
@keyframes bounce { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-15px); } }

.tabs { display: flex; justify-content: center; gap: 15px; margin-bottom: 20px; flex-wrap: wrap; }
.tab-btn { background-color: var(--secondary); color: white; border: 4px solid var(--block-border); border-radius: 12px; padding: 15px 30px; font-size: 1.3rem; font-weight: bold; font-family: 'Cairo', sans-serif; cursor: pointer; box-shadow: 0 8px 0 var(--secondary-dark), 0 15px 20px rgba(0,0,0,0.2); text-shadow: 1px 1px 2px rgba(0,0,0,0.5); transition: 0.1s; margin: 0; }
.tab-btn:hover { background-color: #55c45a; transform: translateY(2px); box-shadow: 0 6px 0 var(--secondary-dark), 0 10px 15px rgba(0,0,0,0.2); }
.tab-btn.active { background-color: var(--primary); border-color: var(--block-border); box-shadow: 0 0 0 transparent; transform: translateY(8px); }

#lesson-view {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: var(--glass-border);
    border-radius: 20px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    padding: 30px;
    min-height: 90vh;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    margin: 20px 0;
}

.content-area {
    margin-top: 0 !important;
    padding-top: 0 !important;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.tab-content { display: none; animation: fadeIn 0.5s ease; margin-top: 0 !important; padding-top: 0 !important; }
.tab-content.active { display: block; }
.explanation-card { background: linear-gradient(135deg, #FF6B6B 0%, #FF2B2B 100%); padding: 40px 20px; text-align: center; border: 6px solid var(--primary-dark); border-radius: 20px; box-shadow: inset 0 5px 0 rgba(255,255,255,0.3), var(--shadow-3d); color: #FFF; position: relative; overflow: hidden; margin-bottom: 20px; }
.explanation-card::before { content: '🌟'; font-size: 3.5rem; position: absolute; top: 10px; left: 10px; animation: spin 4s linear infinite; filter: drop-shadow(0 5px 5px rgba(0,0,0,0.3)); }
.explanation-card::after { content: '🍄'; font-size: 3.5rem; position: absolute; bottom: 10px; right: 10px; filter: drop-shadow(0 5px 5px rgba(0,0,0,0.3)); animation: bounce 2s infinite; }
.explanation-card h2, .explanation-card h3, .explanation-card p { color: #FFF; text-shadow: 0 2px 4px rgba(0,0,0,0.4); z-index: 2; position: relative; }
.audio-btn { background: var(--blue); color: white; border: 4px solid var(--blue-dark); border-radius: 12px; padding: 15px 30px; font-size: 1.3rem; font-weight: bold; cursor: pointer; margin-bottom: 30px; font-family: 'Cairo', sans-serif; box-shadow: 0 8px 0 #155bb5, 0 15px 20px rgba(0,0,0,0.2); transition: all 0.1s; text-shadow: 0 2px 2px rgba(0,0,0,0.3); }
.audio-btn:active { transform: translateY(8px); box-shadow: 0 0 0 transparent; }
.examples-container { display: flex; justify-content: center; gap: 30px; margin-bottom: 40px; }
.example-box { background: #f8f9fa; padding: 20px; border-radius: 20px; min-width: 200px; border: 3px solid #e9ecef; }
.emoji-display { font-size: 4rem; margin-bottom: 10px; }
.example-box p { font-size: 1.5rem; }
.example-box strong { color: var(--danger); }
.big-number-display { font-size: 2rem; font-weight: bold; }
.highlight-number { font-size: 5rem; color: var(--secondary); display: block; }

.whiteboard-container { background: var(--card-bg); border-radius: 20px; padding: 20px; box-shadow: 0 4px 15px rgba(0,0,0,0.05); display: flex; flex-direction: column; gap: 15px; }
.tools-panel { display: flex; justify-content: space-between; align-items: center; margin-bottom: 15px; flex-wrap: wrap; gap: 10px; }
.colors { display: flex; gap: 10px; }
.color-btn { width: 40px; height: 40px; border-radius: 50%; border: 3px solid transparent; cursor: pointer; transition: transform 0.2s; }
.color-btn:hover { transform: scale(1.1); }
.color-btn.active { border-color: #000; transform: scale(1.1); }
.actions { display: flex; gap: 10px; }
.tool-btn { padding: 10px 20px; font-family: 'Cairo', sans-serif; font-weight: bold; border: 4px solid #000; cursor: pointer; background: #e9ecef; box-shadow: inset -2px -2px 0px rgba(0,0,0,0.2), inset 2px 2px 0px #fff, 4px 4px 0px #000; transition: all 0.1s; }
.tool-btn.active { background: var(--blue); color: white; box-shadow: inset 4px 4px 0px rgba(0,0,0,0.2), inset -2px -2px 0px rgba(255,255,255,0.2), 4px 4px 0px #000; transform: translateY(2px); }
.tool-btn.danger { background: var(--danger); color: white; }
.tool-btn:active { transform: translateY(4px); box-shadow: inset -2px -2px 0px rgba(0,0,0,0.2), inset 2px 2px 0px #fff, 0px 0px 0px #000; }
.canvas-wrapper { position: relative; width: 100%; height: 400px; border: 4px dashed #ccc; border-radius: 20px; background: #fff; overflow: hidden; }
.tracing-guide { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); font-size: 20rem; font-weight: 900; color: rgba(0,0,0,0.05); pointer-events: none; user-select: none; white-space: nowrap; }
#whiteboard { width: 100%; height: 100%; cursor: crosshair; position: relative; z-index: 2; }

/* GAMES COMMON */
.games-menu { background: var(--glass-bg); padding: 30px; text-align: center; border: var(--glass-border); border-radius: 20px; box-shadow: 0 10px 30px rgba(0,0,0,0.1); margin-bottom: 20px; display: flex; flex-direction: column; gap: 20px; backdrop-filter: blur(10px); }
.games-menu h3 { font-size: 2rem; margin-bottom: 20px; color: var(--text-color); font-weight: 900; text-shadow: 0 2px 4px rgba(0,0,0,0.1); }
.games-nav-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; }
.game-nav-btn { background: var(--card-bg); border: 4px solid var(--block-border); border-radius: 15px; padding: 20px; font-size: 1.4rem; font-family: 'Cairo', sans-serif; font-weight: 900; color: #fff; text-shadow: 0 2px 2px rgba(0,0,0,0.5); cursor: pointer; transition: all 0.2s; box-shadow: 0 8px 0 var(--card-dark), 0 15px 20px rgba(0,0,0,0.2); }
.game-nav-btn:hover { background: #ffe066; transform: translateY(2px); box-shadow: 0 6px 0 var(--card-dark), 0 10px 15px rgba(0,0,0,0.2); }
.game-nav-btn:active { transform: translateY(8px); box-shadow: 0 0 0 transparent; }
.game-header-actions { text-align: right; margin-bottom: 10px; }
.back-to-games-btn { background: var(--secondary); border: 4px solid var(--block-border); border-radius: 10px; color: white; padding: 10px 20px; font-family: 'Cairo', sans-serif; font-weight: bold; cursor: pointer; transition: 0.2s; box-shadow: 0 6px 0 var(--secondary-dark); text-shadow: 0 2px 2px rgba(0,0,0,0.3); }
.back-to-games-btn:hover { background: #28a745; transform: translateY(2px); box-shadow: 0 4px 0 var(--secondary-dark); }
.back-to-games-btn:active { transform: translateY(6px); box-shadow: 0 0 0 transparent; }

.game-card { background: linear-gradient(135deg, var(--card-bg) 0%, var(--card-dark) 100%); padding: 40px; margin-bottom: 20px; border: 6px solid var(--block-border); border-radius: 20px; box-shadow: inset 0 5px 0 rgba(255,255,255,0.4), var(--shadow-3d); text-align: center; overflow: hidden; position: relative; }
.game-card::before { content: '🪙'; font-size: 4rem; position: absolute; top: 15px; right: 15px; filter: drop-shadow(0 5px 5px rgba(0,0,0,0.3)); animation: floatAvatar 2s infinite ease-in-out; }
.game-card::after { content: '🧱'; font-size: 4rem; position: absolute; bottom: 15px; left: 15px; filter: drop-shadow(0 5px 5px rgba(0,0,0,0.3)); }
.game-card h3 { font-size: 2.5rem; color: #fff; margin-bottom: 10px; font-weight: 900; z-index: 2; position: relative; text-shadow: 0 4px 0 var(--block-border); -webkit-text-stroke: 2px var(--block-border); }
.game-card p { font-size: 1.4rem; margin-bottom: 25px; color: #fff; font-weight: bold; z-index: 2; position: relative; text-shadow: 0 2px 4px rgba(0,0,0,0.5); }
.game-feedback { margin-top: 15px; font-size: 1.8rem; font-weight: bold; min-height: 40px; color: var(--primary); text-shadow: 0 2px 2px rgba(0,0,0,0.1); }
.action-btn { background: var(--primary); color: white; border: 4px solid var(--block-border); border-radius: 12px; padding: 15px 30px; font-size: 1.4rem; font-weight: 900; cursor: pointer; transition: 0.1s; font-family: 'Cairo'; box-shadow: 0 8px 0 var(--primary-dark), 0 15px 20px rgba(0,0,0,0.2); text-shadow: 0 2px 2px rgba(0,0,0,0.4); }
.action-btn:hover { background: #ff4d4d; transform: translateY(2px); box-shadow: 0 6px 0 var(--primary-dark), 0 10px 15px rgba(0,0,0,0.2); }
.action-btn:active { transform: translateY(8px); box-shadow: 0 0 0 transparent; }

/* Audio Headset replacing floating speaker */
.audio-headset {
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--card-bg);
    color: var(--blue-dark);
    border-radius: 50%;
    padding: 4px;
    transition: transform 0.2s, background 0.2s;
}

.audio-headset:hover {
    transform: scale(1.1);
    background: var(--blue);
    color: white;
}

.headset-icon-inline {
    cursor: pointer;
    display: inline-block;
    margin: 0 5px;
    font-size: 1.2em;
    vertical-align: middle;
    transition: transform 0.2s;
}
.headset-icon-inline:hover {
    transform: scale(1.2);
}

.audio-highlight {
    box-shadow: 0 0 20px 5px #ffeb3b !important;
    transform: scale(1.05);
    border-color: #ffb300 !important;
    background-color: #fffde7 !important;
    z-index: 10;
    position: relative;
}

.safari-footer {
    text-align: center; 
    padding: 1.5rem; 
    border-top: 2px solid rgba(0,0,0, 0.2); 
    margin-top: auto; 
    width: 100%;
}

.footer-link {
    color: var(--text-color); 
    text-decoration: none; 
    font-size: 1.1rem; 
    font-weight: bold; 
    transition: color 0.3s;
}
.footer-link:hover {
    color: var(--blue-dark);
}

/* Draggable & Dropzone Helpers */
.draggable { cursor: grab; }
.draggable:active { cursor: grabbing; }
.dropzone.dragover { background-color: rgba(52, 199, 89, 0.2); border: 3px dashed var(--secondary); transform: scale(1.02); }

@keyframes spin { 100% { transform: rotate(360deg); } }
@keyframes floatAvatar { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

/* Mission Panels Styling (Mapped to Mario styles) */
.mission-panels-container { 
    display: grid; 
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); 
    gap: 30px; 
    padding: 20px; 
}
.mission-panel { 
    background-color: var(--card-bg) !important;
    padding: 30px; 
    text-align: center; 
    cursor: pointer; 
    transition: all 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275); 
    border: 6px solid var(--block-border) !important; 
    border-radius: 12px !important;
    box-shadow: inset -5px -5px 0px rgba(0,0,0,0.2), inset 5px 5px 0px rgba(255,255,255,0.5), var(--shadow-3d) !important; 
    position: relative;
    transform: translateY(0);
}
.mission-panel:hover { 
    transform: translateY(-10px) scale(1.02); 
    background-color: #ffde59 !important; 
    box-shadow: inset -5px -5px 0px rgba(0,0,0,0.2), inset 5px 5px 0px rgba(255,255,255,0.6), 0 20px 25px rgba(0,0,0,0.4) !important; 
}
.mission-panel:active {
    transform: translateY(5px);
    box-shadow: inset -5px -5px 0px rgba(0,0,0,0.2), inset 5px 5px 0px rgba(255,255,255,0.4), var(--shadow-pressed) !important; 
}
.panel-icon { 
    font-size: 5rem; 
    margin-bottom: 15px; 
    line-height: 1; 
    filter: drop-shadow(0 4px 4px rgba(0,0,0,0.3)); 
}
.panel-title { 
    font-size: 2.2rem; 
    color: #fff; 
    margin-bottom: 10px; 
    font-weight: 900; 
    text-shadow: 0 4px 0 var(--block-border); 
    -webkit-text-stroke: 1px var(--block-border); 
}
.panel-desc { 
    font-size: 1.2rem; 
    margin-bottom: 20px; 
    font-weight: bold; 
    color: var(--text-color); 
}
.panel-action { 
    background: var(--primary); 
    color: white; 
    border: 4px solid var(--block-border); 
    border-radius: 12px; 
    padding: 10px 25px; 
    font-size: 1.4rem; 
    font-weight: 900; 
    display: inline-block;
    box-shadow: 0 8px 0 var(--primary-dark), 0 15px 20px rgba(0,0,0,0.2); 
    transition: all 0.2s;
}
.mission-panel:hover .panel-action {
    background: #ff4d4d;
}

/* Lesson Badges Styling */
.safari-trail-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 20px;
    padding: 20px;
}
.lesson-badge {
    background-color: var(--secondary);
    color: white;
    padding: 20px;
    text-align: center;
    border: 5px solid var(--block-border);
    border-radius: 15px;
    cursor: pointer;
    box-shadow: inset -4px -4px 0px rgba(0,0,0,0.2), inset 4px 4px 0px rgba(255,255,255,0.4), var(--shadow-3d);
    transition: all 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    transform: translateY(0);
}
.lesson-badge:hover {
    transform: translateY(-8px) scale(1.05);
    background-color: #55c45a;
    box-shadow: inset -4px -4px 0px rgba(0,0,0,0.2), inset 4px 4px 0px rgba(255,255,255,0.6), 0 15px 20px rgba(0,0,0,0.4);
}
.lesson-badge:active {
    transform: translateY(4px);
    box-shadow: inset -4px -4px 0px rgba(0,0,0,0.2), inset 4px 4px 0px rgba(255,255,255,0.4), var(--shadow-pressed);
}
.lesson-badge h3 {
    font-size: 1.8rem;
    margin-bottom: 10px;
    font-weight: 900;
    text-shadow: 0 3px 0 var(--secondary-dark);
}
.audio-headset {
    font-size: 2.5rem;
    filter: drop-shadow(0 3px 3px rgba(0,0,0,0.3));
    transition: transform 0.2s;
}
.lesson-badge:hover .audio-headset {
    transform: scale(1.2);
}

@media (max-width: 600px) {
    .examples-container { flex-direction: column; align-items: center; }
    .gas-station-area { flex-direction: column; gap: 20px; }
    .energy-sources { flex-direction: row; }
    .drag-items-container { flex-wrap: wrap; }
}

/* ========================================= */
/* SUPER MARIO CSS ASSETS & ANIMATIONS       */
/* ========================================= */

.mario-mystery-block {
    width: 80px; height: 80px;
    background: #FCA468;
    border: 4px solid #000;
    box-shadow: 4px 4px 0 #000, inset 4px 4px 0 #FFE2C2, inset -4px -4px 0 #D35400;
    border-radius: 5px;
    display: flex; align-items: center; justify-content: center;
    font-size: 4rem; color: #D35400; font-weight: 900;
    cursor: pointer;
    animation: blockFlash 1s infinite alternate;
    position: relative;
}
@keyframes blockFlash {
    0% { filter: brightness(1); }
    100% { filter: brightness(1.2); }
}
.mario-mystery-block.hit {
    animation: blockBounce 0.4s ease-out;
    background: #A0A0A0; /* Empty block */
    color: #666;
    box-shadow: 4px 4px 0 #000, inset 4px 4px 0 #CCCCCC, inset -4px -4px 0 #666666;
    pointer-events: none;
}
@keyframes blockBounce {
    0% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0); }
}

.mario-green-pipe {
    width: 120px; height: 150px;
    background: linear-gradient(90deg, #10b981 0%, #34d399 20%, #059669 80%, #047857 100%);
    border: 4px solid #000;
    border-radius: 0 0 10px 10px;
    position: relative;
    box-shadow: inset -10px 0 20px rgba(0,0,0,0.5), 10px 10px 0 rgba(0,0,0,0.3);
}
.mario-green-pipe::before {
    content: '';
    position: absolute;
    top: -30px; left: -14px;
    width: 140px; height: 30px;
    background: linear-gradient(90deg, #10b981 0%, #34d399 20%, #059669 80%, #047857 100%);
    border: 4px solid #000;
    border-radius: 5px;
    box-shadow: inset -10px 0 20px rgba(0,0,0,0.5), 5px 5px 0 rgba(0,0,0,0.3);
}

.mario-coin {
    width: 60px; height: 80px;
    background: #FFD700;
    border: 4px solid #000;
    border-radius: 30px;
    display: flex; align-items: center; justify-content: center;
    box-shadow: inset 10px 0 0 #FFF59D, inset -10px 0 0 #F57F17;
    font-size: 2.5rem; font-weight: 900; color: #F57F17;
    text-shadow: 1px 1px 0 #000;
    animation: coinSpin 1s infinite linear;
}
@keyframes coinSpin {
    0% { transform: rotateY(0deg); }
    100% { transform: rotateY(360deg); }
}

.mario-brick {
    width: 80px; height: 80px;
    background: #B83A14;
    border: 4px solid #000;
    box-shadow: inset 4px 4px 0 #E55B32, inset -4px -4px 0 #851C05, 4px 4px 0 #000;
    border-radius: 5px;
    position: relative;
    overflow: hidden;
}
.mario-brick::before, .mario-brick::after {
    content: ''; position: absolute; background: #000;
}
.mario-brick::before { top: 50%; left: 0; width: 100%; height: 4px; transform: translateY(-50%); }
.mario-brick::after { top: 0; left: 50%; width: 4px; height: 100%; transform: translateX(-50%); }

.mario-star {
    font-size: 5rem;
    filter: drop-shadow(0 0 20px yellow) drop-shadow(0 5px 0 black);
    animation: starJump 1s ease-out forwards, starSpin 0.5s infinite linear;
    position: absolute; pointer-events: none; opacity: 0;
}
@keyframes starJump {
    0% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(-100px); opacity: 1; }
    100% { transform: translateY(-50px); opacity: 1; }
}
@keyframes starSpin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.mario-cloud {
    background: white;
    border: 4px solid #000;
    border-radius: 50px;
    position: absolute;
    box-shadow: inset -5px -5px 0 #CCC, 5px 5px 0 rgba(0,0,0,0.1);
}
.mario-cloud::before, .mario-cloud::after {
    content: ''; position: absolute; background: white; border: 4px solid #000; border-radius: 50%; border-bottom: none;
}

.pipe-pop {
    animation: pipePop 1s forwards ease-in-out;
}
@keyframes pipePop {
    0% { transform: translateY(100%); }
    20% { transform: translateY(0); }
    80% { transform: translateY(0); }
    100% { transform: translateY(100%); }
}

.mario-bg-sky { background: #5C94FC; }
.mario-bg-castle { background: #222222; }
.mario-bg-underground { background: #000000; }