/* ==========================================================================
   NEOBRUTALIST COMIC DESIGN: CARTOON CLASSROOM (يومياتي مع العربي)
   ========================================================================== */

:root {
    --bg-color: #c5d5e6;
    --border-color: #1a2332;
    --color-pink: #ff6584;
    --color-purple: #6c5ce7;
    --color-yellow: #ffcc5c;
    --color-yellow-hover: #ffbe33;
    --color-cyan: #00d2d3;
    --color-red: #ef4444;
    --color-rose-shadow: #e11d48;
    --card-bg: #ffffff;
    
    --transition-bounce: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    --transition-smooth: all 0.2s ease;
}

/* Global Reset & Retro Polka Dot Background */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Cairo', 'Outfit', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-color);
    /* Crispy radial polka-dot pattern matching screenshots */
    background-image: radial-gradient(#ffffff 18%, transparent 18%),
                      radial-gradient(#ffffff 18%, transparent 18%);
    background-size: 36px 36px;
    background-position: 0 0, 18px 18px;
    color: var(--border-color);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    overflow-x: hidden;
    position: relative;
}

/* App Container */
.app-container {
    width: 100%;
    max-width: 900px;
    z-index: 10;
}

/* Screen Transitions */
.screen {
    display: none;
    opacity: 0;
    transform: scale(0.95) translateY(20px);
    transition: opacity 0.4s cubic-bezier(0.19, 1, 0.22, 1), 
                transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
}

.screen.active {
    display: block;
    opacity: 1;
    transform: scale(1) translateY(0);
}

/* ==========================================================================
   SPLASH SCREEN DESIGN (MATCHING SCREENSHOT 1)
   ========================================================================== */
.splash-card {
    background: #ffffff;
    border: 5px solid var(--border-color);
    border-radius: 36px;
    box-shadow: 0 14px 0 var(--border-color);
    padding: 40px 30px;
    max-width: 580px;
    margin: 0 auto;
    text-align: center;
}

/* Pixar Character Graphic */
.splash-character-container {
    width: 160px;
    height: 160px;
    margin: 0 auto 15px auto;
    display: flex;
    justify-content: center;
    align-items: center;
}

.splash-char-img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

/* 3D Playful Outlined Comic Heading */
.splash-main-title {
    color: var(--color-pink);
    font-size: 2.1rem;
    font-weight: 900;
    line-height: 1.4;
    margin-bottom: 10px;
    text-shadow: 
        -2px -2px 0 var(--border-color),  
         2px -2px 0 var(--border-color),
        -2px  2px 0 var(--border-color),
         2px  2px 0 var(--border-color),
        -3px -3px 0 #ffffff,
         3px -3px 0 #ffffff,
        -3px  3px 0 #ffffff,
         3px  3px 0 #ffffff,
         0px  5px 0px var(--border-color);
}

@media(max-width: 480px) {
    .splash-main-title {
        font-size: 1.7rem;
    }
}

.splash-english-title {
    font-family: 'Outfit', sans-serif;
    color: var(--color-purple);
    font-size: 1.15rem;
    font-weight: 800;
    margin-bottom: 30px;
}

/* Cyan Bordered Name Input */
.input-container-pill {
    position: relative;
    max-width: 420px;
    margin: 0 auto 25px auto;
}

input[type="text"] {
    width: 100%;
    height: 60px;
    font-family: inherit;
    font-size: 1.25rem;
    font-weight: 700;
    text-align: center;
    border: 4px solid var(--color-cyan);
    border-radius: 50px;
    outline: none;
    padding: 0 25px;
    background-color: #ffffff;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    transition: var(--transition-bounce);
}

input[type="text"]:focus {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.08), 0 2px 0 var(--border-color);
    border-color: #00b8d4;
}

.input-error {
    color: var(--color-red);
    font-size: 0.9rem;
    font-weight: 700;
    margin-top: 8px;
    display: none;
}

/* Voice Switcher Style */
.section-label {
    font-weight: 700;
    font-size: 1rem;
    margin-bottom: 12px;
}

.voice-selection {
    margin-bottom: 30px;
    max-width: 420px;
    margin-left: auto;
    margin-right: auto;
}

.voice-toggle-container {
    display: flex;
    gap: 12px;
    justify-content: center;
}

.voice-toggle-container input[type="radio"] {
    display: none;
}

.voice-label {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px 15px;
    background-color: #ffffff;
    border: 3px solid var(--border-color);
    border-radius: 18px;
    cursor: pointer;
    box-shadow: 0 4px 0 var(--border-color);
    transition: var(--transition-bounce);
}

.voice-label:hover {
    transform: translateY(-3px);
    box-shadow: 0 7px 0 var(--border-color);
}

.voice-emoji {
    font-size: 1.4rem;
    margin-left: 8px;
}

.voice-name {
    font-weight: 700;
    font-size: 0.95rem;
}

.voice-detail {
    font-size: 0.75rem;
    opacity: 0.7;
}

.voice-toggle-container input[type="radio"]:checked + .voice-label {
    background-color: var(--color-yellow);
    transform: translateY(-3px);
    box-shadow: 0 7px 0 var(--border-color);
}

/* Neobrutalist Yellow Start Button */
.btn-pill-start {
    font-family: inherit;
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--border-color);
    background-color: var(--color-yellow);
    border: 5px solid var(--border-color);
    border-radius: 50px;
    padding: 12px 40px;
    cursor: pointer;
    box-shadow: 0 8px 0 var(--border-color);
    transition: var(--transition-bounce);
    outline: none;
    width: auto;
    display: inline-block;
}

.btn-pill-start:hover {
    background-color: var(--color-yellow-hover);
    transform: translateY(-4px);
    box-shadow: 0 12px 0 var(--border-color);
}

.btn-pill-start:active {
    transform: translateY(6px);
    box-shadow: 0 2px 0 var(--border-color);
}

/* ==========================================================================
   LESSON DASHBOARD (MATCHING SCREENSHOT 2)
   ========================================================================== */

/* Top Welcome Banner */
.lesson-top-banner {
    background-color: var(--color-yellow);
    border: 5px solid var(--border-color);
    border-radius: 50px;
    box-shadow: 0 8px 0 var(--border-color);
    padding: 12px 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
}

.welcome-text-header {
    font-size: 1.7rem;
    font-weight: 900;
    color: var(--border-color);
    text-align: right;
    margin-right: 10px;
}

/* Replay Sound Red Button */
.btn-replay-sound {
    width: 48px;
    height: 48px;
    background-color: var(--color-red);
    border: 3px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    box-shadow: 0 4px 0 var(--border-color);
    transition: var(--transition-bounce);
    outline: none;
}

.btn-replay-sound:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 0 var(--border-color);
}

.btn-replay-sound:active {
    transform: translateY(3px);
    box-shadow: 0 1px 0 var(--border-color);
}

.speaker-icon-svg {
    width: 24px;
    height: 24px;
}

/* Dashed Purple Pill Lesson Selector */
.lesson-badge-selector-container {
    text-align: center;
    margin-bottom: 30px;
}

.lesson-badge-selector {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background-color: #ffffff;
    border: 3px dashed var(--color-purple);
    border-radius: 50px;
    padding: 6px 20px;
    cursor: pointer;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
    transition: var(--transition-bounce);
    outline: none;
}

.lesson-badge-selector:hover {
    transform: scale(1.05) translateY(-2px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.08);
}

.handshake-badge-img {
    height: 42px;
    width: auto;
    object-fit: contain;
}

#lesson-badge-text {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--border-color);
}

/* Dynamic Progress Bar */
.progress-bar-container {
    background: #ffffff;
    border: 4px solid var(--border-color);
    border-radius: 24px;
    padding: 16px 20px;
    margin-bottom: 30px;
    box-shadow: 0 6px 0 var(--border-color);
}

.progress-meta {
    display: flex;
    justify-content: space-between;
    font-weight: 800;
    font-size: 0.95rem;
    margin-bottom: 8px;
}

.progress-count {
    color: var(--color-purple);
}

.progress-bar-track {
    width: 100%;
    height: 14px;
    background-color: #f1f5f9;
    border: 3px solid var(--border-color);
    border-radius: 10px;
    overflow: hidden;
}

.progress-bar-indicator {
    width: 0%;
    height: 100%;
    background-color: var(--color-pink);
    border-radius: 6px;
    transition: width 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* ==========================================================================
   DYNAMIC INTERACTIVE CARDS (MATCHING SCREENSHOT 2)
   ========================================================================== */

/* Grid wrapper centering bottom cards automatically */
.cards-grid-wrapper {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 24px;
    margin-bottom: 35px;
    width: 100%;
}

.lesson-card {
    background-color: #fff8f8; /* Soft pinkish/white body */
    border: 4px solid var(--border-color);
    border-radius: 28px;
    box-shadow: 0 8px 0 var(--color-rose-shadow);
    width: 260px;
    height: 190px;
    padding: 20px;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    transition: var(--transition-bounce);
    cursor: pointer;
    user-select: none;
}

.lesson-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 14px 0 var(--color-rose-shadow);
}

/* Dynamic active state */
.lesson-card.listening-active {
    background-color: #ffeef2;
    transform: scale(1.03) translateY(-8px);
    box-shadow: 0 14px 0 var(--color-pink);
    animation: pulse-active 0.8s infinite alternate;
}

@keyframes pulse-active {
    0% { transform: scale(1.02) translateY(-6px); }
    100% { transform: scale(1.05) translateY(-10px); }
}

/* Complete state */
.lesson-card.listened {
    background-color: #f0fdf4; /* Pale green */
    border-color: var(--border-color);
    box-shadow: 0 8px 0 #10b981; /* Green shadow */
}

/* Circle play button in top-left */
.card-play-trigger {
    position: absolute;
    top: 15px;
    left: 15px;
    width: 40px;
    height: 40px;
    background-color: #ffffff;
    border: 3px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    box-shadow: 0 3px 0 var(--border-color);
    transition: var(--transition-bounce);
}

.card-play-trigger:hover {
    transform: scale(1.1);
    background-color: var(--color-yellow);
}

.card-play-trigger:active {
    transform: scale(0.9) translateY(2px);
    box-shadow: none;
}

.play-triangle-svg {
    width: 14px;
    height: 14px;
    fill: var(--border-color);
    margin-left: 2px; /* Visual center adjustment */
}

/* Card Text elements */
.card-phrase-arabic {
    font-size: 1.85rem;
    font-weight: 900;
    color: var(--border-color);
    line-height: 1.3;
    margin-top: 15px;
}

.card-phrase-english {
    font-family: 'Outfit', sans-serif;
    font-size: 0.95rem;
    font-weight: 800;
    color: #4b5563;
    letter-spacing: 0.5px;
    margin-top: 14px;
    text-transform: uppercase;
}

/* Checked badge when finished */
.checked-badge {
    position: absolute;
    bottom: 12px;
    right: 15px;
    font-size: 1.25rem;
    opacity: 0;
    transform: scale(0);
    transition: var(--transition-bounce);
}

.lesson-card.listened .checked-badge {
    opacity: 1;
    transform: scale(1);
}

/* ==========================================================================
   CONFETTI, CELEBRATION, BACK BUTTON & UTILITIES
   ========================================================================== */

/* Celebration banner */
.success-panel {
    max-width: 580px;
    margin: 0 auto 30px auto;
    text-align: center;
    background-color: #ecfdf5;
    border-color: #10b981;
    animation: panel-pop 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

@keyframes panel-pop {
    0% { transform: scale(0.7) translateY(40px); opacity: 0; }
    100% { transform: scale(1) translateY(0); opacity: 1; }
}

.success-panel.hide {
    display: none !important;
}

.celebration-badge-container {
    width: 75px;
    height: 75px;
    margin: 0 auto 12px auto;
    animation: pulse-spin 3s infinite linear;
}

.badge-svg {
    width: 100%;
    height: 100%;
}

@keyframes pulse-spin {
    0% { transform: rotate(0deg) scale(1); }
    50% { transform: rotate(180deg) scale(1.08); }
    100% { transform: rotate(360deg) scale(1); }
}

.success-title {
    font-size: 1.55rem;
    font-weight: 900;
    color: #064e3b;
    margin-bottom: 6px;
}

.success-desc {
    font-weight: 700;
    font-size: 1.05rem;
    color: #047857;
    margin-bottom: 4px;
}

.success-english-desc {
    font-family: 'Outfit', sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    color: #4b5563;
}

/* Confetti Shower styling */
.confetti-particle {
    position: fixed;
    width: 10px;
    height: 10px;
    border: 2px solid var(--border-color);
    z-index: 999;
    pointer-events: none;
    animation: confetti-fall 3.2s linear forwards;
}

@keyframes confetti-fall {
    0% {
        transform: translateY(-20px) rotate(0deg);
        opacity: 1;
    }
    100% {
        transform: translateY(105vh) rotate(720deg);
        opacity: 0;
    }
}

/* Control Back Button */
.lesson-footer-controls {
    text-align: center;
    max-width: 280px;
    margin: 0 auto;
}

.btn-back-splash {
    font-family: inherit;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--border-color);
    background-color: #ffffff;
    border: 3.5px solid var(--border-color);
    border-radius: 50px;
    padding: 10px 22px;
    cursor: pointer;
    box-shadow: 0 5px 0 var(--border-color);
    transition: var(--transition-bounce);
    outline: none;
    width: 100%;
}

.btn-back-splash:hover {
    background-color: #f3f4f6;
    transform: translateY(-3px);
    box-shadow: 0 8px 0 var(--border-color);
}

.btn-back-splash:active {
    transform: translateY(4px);
    box-shadow: 0 1px 0 var(--border-color);
}

/* Utility Animations */
.animate-bounce-slow {
    animation: gentle-float 2.8s infinite ease-in-out;
}

@keyframes gentle-float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.animate-shake {
    animation: error-shake 0.4s ease;
}

@keyframes error-shake {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-8px); }
    40%, 80% { transform: translateX(8px); }
}

/* ==========================================================================
   NEOBRUTALIST SEGMENTED CONTROL FOR COLLOQUIAL VS FUSHA
   ========================================================================== */

.mode-selector-container {
    display: flex;
    justify-content: center;
    margin-bottom: 30px;
    width: 100%;
}

.segmented-control {
    display: flex;
    background-color: #ffffff;
    border: 4px solid var(--border-color);
    border-radius: 50px;
    padding: 6px;
    box-shadow: 0 6px 0 var(--border-color);
    position: relative;
    max-width: 440px;
    width: 100%;
    gap: 8px;
    transition: var(--transition-bounce);
}

.segmented-control-btn {
    flex: 1;
    border: 3px solid transparent;
    background: none;
    font-family: inherit;
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--border-color);
    padding: 10px 18px;
    cursor: pointer;
    border-radius: 40px;
    transition: var(--transition-bounce);
    outline: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    user-select: none;
}

.segmented-control-btn:hover {
    transform: translateY(-2px);
}

/* Active style for colloquial (Pink flag color) */
.segmented-control-btn[data-mode="colloquial"].active {
    background-color: var(--color-pink);
    border-color: var(--border-color);
    color: #ffffff;
    box-shadow: 0 4px 0 var(--border-color);
    transform: translateY(-2px);
    text-shadow: 1px 1px 0px rgba(0,0,0,0.2);
}

/* Active style for fusha (Purple flag color) */
.segmented-control-btn[data-mode="fusha"].active {
    background-color: var(--color-purple);
    border-color: var(--border-color);
    color: #ffffff;
    box-shadow: 0 4px 0 var(--border-color);
    transform: translateY(-2px);
    text-shadow: 1px 1px 0px rgba(0,0,0,0.2);
}

.segmented-control-btn:active {
    transform: translateY(2px);
    box-shadow: none;
}

.mode-emoji {
    font-size: 1.35rem;
}

.mode-name {
    font-weight: 900;
}

@media (max-width: 480px) {
    .segmented-control-btn {
        font-size: 0.95rem;
        padding: 8px 12px;
    }
    .mode-emoji {
        font-size: 1.15rem;
    }
}