@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

:root {
    --primary-color: #8a2be2;
    --secondary-color: #7b68ee;
    --accent-color: #00bfff;
    --login-color: #28a7fc;
    --background-color: #121212;
    --card-background: #1e1e1e;
    --text-color: #ffffff;
    --text-secondary: #b3b3b3;
    --border-radius: 10px;
    --box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    min-height: 100vh;
}

/* Desktop Header Styles */
header {
    margin-bottom: 2rem;
}

.desktop-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    width: 100%;
}

.logo-container {
    flex: 0 0 200px;
}

.logo {
    max-width: 200px;
    display: block;
}

.search-container {
    flex: 1;
    display: flex;
    max-width: 600px;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.search-container:focus-within {
    transform: scale(1.03);
    box-shadow: 0 10px 25px rgba(138, 43, 226, 0.3);
}

#search-input, #mobile-search-input {
    flex: 1;
    padding: 1rem 1.5rem;
    border: none;
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-color);
    font-size: 1rem;
    outline: none;
}

#search-input::placeholder, #mobile-search-input::placeholder {
    color: var(--text-secondary);
}

#search-button, #mobile-search-button {
    border: none;
    background: var(--primary-color);
    color: white;
    padding: 0 1.5rem;
    cursor: pointer;
    transition: var(--transition);
}

#search-button:hover, #mobile-search-button:hover {
    background: var(--secondary-color);
}

.login-button {
    background-color: var(--login-color);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
}

.login-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(40, 167, 252, 0.4);
}

/* Login Menu Styles */
.login-menu {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    background-color: var(--card-background);
    border-radius: var(--border-radius);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
    min-width: 200px;
    z-index: 1000;
    overflow: hidden;
    animation: slideIn 0.3s ease-out;
}

.login-menu.mobile-login-menu {
    position: fixed;
    top: 60px; /* Adjust based on your mobile header height */
    right: 10px;
}

.login-menu-item {
    padding: 0.8rem 1.2rem;
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 0.8rem;
    cursor: pointer;
    transition: background-color 0.2s;
}

.login-menu-item:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.login-menu-item i {
    width: 20px;
    text-align: center;
    color: var(--accent-color);
}

.login-menu-divider {
    height: 1px;
    background-color: rgba(255, 255, 255, 0.1);
    margin: 0.3rem 0;
}

.points-count {
    margin-left: auto;
    background-color: var(--primary-color);
    padding: 0.2rem 0.5rem;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* Mobile Header Styles */
.mobile-header {
    display: none;
    width: 100%;
}

.mobile-nav-default {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 0.8rem 0;
    position: relative;
}

.menu-button, .mobile-search-button {
    background: transparent;
    border: none;
    color: white;
    font-size: 1.3rem;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-logo-container {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    justify-content: center;
    align-items: center;
    width: auto;
    z-index: 2;
    pointer-events: none;
}

.mobile-logo {
    max-height: 48px;
    height: 48px;
    width: auto;
    display: block;
    min-width: 48px;
}

.mobile-login-button {
    background-color: var(--login-color);
    color: white;
    border: none;
    border-radius: 50%;
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
}

.mobile-search-bar {
    display: none;
    width: 100%;
    padding: 0.8rem 0;
    align-items: center;
}

.mobile-search-container {
    flex: 1;
    display: flex;
    border-radius: var(--border-radius);
    overflow: hidden;
    background: rgba(255, 255, 255, 0.1);
}

.cancel-search-button {
    background: transparent;
    border: none;
    color: white;
    padding: 0 0.8rem;
    cursor: pointer;
    white-space: nowrap;
    font-size: 0.9rem;
}

/* Show appropriate header based on screen size */
@media (max-width: 768px) {
    .desktop-header {
        display: none;
    }
    
    .mobile-header {
        display: block;
    }
    
    .container {
        padding: 0.5rem 1rem;
    }

    .mobile-nav-default {
        display: flex;
        align-items: center;
        justify-content: flex-start;
        height: 56px;
        min-height: 56px;
        position: relative;
        padding: 0;
    }
    
    .menu-button {
        position: relative;
        z-index: 3;
        margin-left: 0.2rem;
    }
    
    .mobile-search-button {
        position: relative;
        z-index: 3;
        margin-left: auto;
        margin-right: 0.5rem;
    }
    
    .mobile-login-button {
        position: relative;
        z-index: 3;
        margin-right: 0.1rem;
    }
    
    .mobile-logo {
        max-height: 60px;
        height: 60px;
        min-width: 60px;
    }
    
    /* Hide overflow to avoid double lines at small screens */
    .mobile-header {
        overflow: visible;
    }
}

.music-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
}

.music-card {
    background-color: var(--card-background);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    cursor: pointer;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeIn 0.5s ease forwards;
}

.music-card:hover {
    transform: translateY(-10px) scale(1.03);
    box-shadow: 0 15px 25px rgba(0, 0, 0, 0.7);
}

.music-card:hover .thumbnail img {
    transform: scale(1.05);
}

.thumbnail {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 9;
}

.thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.play-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.2));
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.music-card:hover .play-overlay {
    opacity: 1;
}

.play-button {
    color: white;
    font-size: 3rem;
    transition: all 0.4s ease;
}

.music-card:hover .play-button {
    transform: scale(1.2);
    color: var(--accent-color);
    text-shadow: 0 0 10px rgba(0, 191, 255, 0.8);
}

.card-content {
    padding: 1rem;
}

.card-title {
    font-size: 1rem;
    font-weight: 500;
    line-height: 1.3;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    height: 2.6em;
}

.loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 300px;
    gap: 1rem;
}

.loading p {
    color: var(--text-secondary);
}

.no-results {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 300px;
    gap: 1rem;
    color: var(--text-secondary);
}

.no-results i {
    font-size: 3rem;
    opacity: 0.7;
}

.hidden {
    display: none;
}

/* Music Detail Page Styles */
.music-detail-page {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--background-color);
    z-index: 1000;
    overflow-y: auto;
    display: none;
    padding: 2rem;
    animation: slideInRight 0.3s ease-out;
}

.music-detail-page.active {
    display: block;
}

.detail-header {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 1rem;
    margin-bottom: 0.5rem;
    position: relative;
    padding: 0 0.5rem;
}

#detail-title {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-align: center;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    margin: 0;
    padding: 0.3rem 0;
}

.back-button {
    background: var(--primary-color);
    color: white;
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.back-button:hover {
    background: var(--secondary-color);
    transform: scale(1.1);
}

.video-container {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    max-width: 1000px;
    margin: 0 auto 1rem auto;
    background: #000;
    border-radius: 8px;
    overflow: hidden;
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 8px;
    background: #000;
}

.lyrics-container {
    background-color: rgba(0, 0, 0, 0.2);
    padding: 0;
    border-radius: 8px;
    position: relative;
    height: 300px;
    display: flex;
    flex-direction: column;
    margin-bottom: 2rem;
    max-width: 1000px;
    margin: 0 auto 2rem auto;
}

.lyrics-header {
    padding: 1rem 1.5rem;
    position: sticky;
    top: 0;
    background-color: rgba(30, 30, 30, 0.95);
    border-radius: 8px 8px 0 0;
    z-index: 2;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    text-align: center;
}

.lyrics-scroll-container {
    padding: 0 1.5rem 1.5rem 1.5rem;
    overflow-y: auto;
    flex-grow: 1;
}

.lyrics-container h3 {
    margin-bottom: 0;
    color: var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

#modal-lyrics {
    font-family: 'Poppins', sans-serif;
    line-height: 1.7;
    color: var(--text-secondary);
    text-align: center;
}

.lyric-line {
    padding: 5px;
    margin: 5px 0;
    transition: all 0.3s ease;
    border-radius: 5px;
}

.lyric-line.current {
    color: var(--accent-color);
    font-size: 1.7rem;
    font-weight: 800;
    background-color: rgba(0, 191, 255, 0.15);
    transform: scale(1.05);
    box-shadow: 0 0 10px rgba(0, 191, 255, 0.3);
}

.lyric-line.previous {
    color: var(--text-secondary);
    font-size: 0.9rem;
    opacity: 0.7;
}

.lyric-line.future {
    color: var(--text-secondary);
    font-size: 0.9rem;
    opacity: 0.7;
}

.karaoke-controls {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
}

.karaoke-btn {
    background: none;
    border: none;
    color: var(--accent-color);
    cursor: pointer;
    font-size: 1.1rem;
    transition: var(--transition);
}

.karaoke-btn:hover {
    color: var(--primary-color);
}

.karaoke-btn.active {
    color: var(--primary-color);
}

.karaoke-btn i {
    pointer-events: none;
}

.mode-selection {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    justify-content: center;
    max-width: 1000px;
    margin: 1rem auto;
}

.mode-button {
    padding: 1rem;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1.6rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: var(--transition);
    box-shadow: var(--box-shadow);
}

.karaoke-mode-btn {
    background-color: var(--primary-color);
    color: white;
}

.karaoke-mode-btn:hover {
    background-color: var(--secondary-color);
}

.exercise-mode-btn {
    background-color: var(--accent-color);
    color: white;
}

.exercise-mode-btn:hover {
    background-color: #0099cc;
}

.exercise-mode-btn:hover, .mode-button:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.6);
}

/* Exercise mode styles */
.exercise-container {
    margin-top: 15px;
    padding: 15px;
    background-color: rgba(138, 43, 226, 0.1);
    border-radius: 8px;
    text-align: center;
}

.exercise-options {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-top: 15px;
}

.exercise-option {
    background-color: var(--card-background);
    color: var(--text-color);
    border: 2px solid var(--secondary-color);
    border-radius: 20px;
    padding: 8px 15px;
    cursor: pointer;
    transition: var(--transition);
}

.exercise-option:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(123, 104, 238, 0.5);
}

.exercise-option.correct {
    animation: correctAnswer 0.5s, correctGlow 1.5s;
    background-color: #4CAF50;
    border-color: #4CAF50;
}

.exercise-option.incorrect {
    animation: incorrectShake 0.5s;
    background-color: #FF5252;
    border-color: #FF5252;
}

.exercise-feedback {
    margin-top: 15px;
    font-weight: 500;
    min-height: 24px;
}

.highlight-word {
    color: var(--accent-color);
    font-weight: bold;
}

.missing-word {
    display: inline-block;
    min-width: 50px;
    border-bottom: 2px solid var(--accent-color);
    color: var(--accent-color);
    font-weight: bold;
    padding: 0 5px;
}

.lyrics-mode-indicator {
    font-size: 0.8rem;
    color: var(--accent-color);
    margin-left: 10px;
}

.btn-next {
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 20px;
    padding: 8px 15px;
    margin-top: 10px;
    cursor: pointer;
    transition: var(--transition);
}

.btn-next:hover {
    background-color: var(--secondary-color);
}

/* Score display and final score */
.score-display, .final-score {
    margin: 0 auto;
    max-width: 1000px;
}

#score-display {
    margin: 1rem auto;
    background-color: rgba(0, 0, 0, 0.2);
    padding: 1rem;
    border-radius: 8px;
}

.score-container {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.current-score {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--accent-color);
}

.exercise-progress {
    height: 10px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 5px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background-color: var(--accent-color);
    width: 0%;
    transition: width 0.5s ease;
}

.final-score {
    text-align: center;
    padding: 2rem;
    background-color: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    animation: fadeIn 0.5s ease-out;
}

.final-score h3 {
    font-size: 1.8rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.score-summary {
    margin-bottom: 1.5rem;
}

.score-summary p {
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 20px;
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary:hover {
    background-color: var(--secondary-color);
    transform: scale(1.05);
}

@keyframes correctAnswer {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

@keyframes incorrectAnswer {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-10px); }
    40% { transform: translateX(10px); }
    60% { transform: translateX(-5px); }
    80% { transform: translateX(5px); }
}

@keyframes correctGlow {
    0% { box-shadow: 0 0 5px #4CAF50; }
    50% { box-shadow: 0 0 20px #4CAF50; }
    100% { box-shadow: 0 0 5px #4CAF50; }
}

@keyframes incorrectShake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-10px); }
    40% { transform: translateX(10px); }
    60% { transform: translateX(-5px); }
    80% { transform: translateX(5px); }
}

.confirm-dialog {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.confirm-dialog.active {
    opacity: 1;
    visibility: visible;
}

.confirm-content {
    background-color: var(--card-background);
    padding: 2rem;
    border-radius: var(--border-radius);
    width: 90%;
    max-width: 500px;
    text-align: center;
    box-shadow: var(--box-shadow);
}

.confirm-content h3 {
    margin-bottom: 1rem;
    color: var(--accent-color);
}

.confirm-content p {
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.confirm-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.confirm-btn {
    padding: 0.7rem 1.5rem;
    border: none;
    border-radius: 20px;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
}

.confirm-yes {
    background-color: var(--accent-color);
    color: white;
}

.confirm-yes:hover {
    background-color: #0099cc;
}

.confirm-no {
    background-color: #555;
    color: white;
}

.confirm-no:hover {
    background-color: #777;
}

/* Page transition animations */
@keyframes slideInRight {
    from { transform: translateX(100%); }
    to { transform: translateX(0); }
}

@keyframes slideOutRight {
    from { transform: translateX(0); }
    to { transform: translateX(100%); }
}

/* New animation classes */
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}

@keyframes rainbow {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

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

@keyframes confettiFall {
    0% { transform: translateY(-100vh) rotate(0deg); }
    100% { transform: translateY(100vh) rotate(360deg); }
}

@keyframes starburst {
    0% { transform: scale(0); opacity: 1; }
    50% { transform: scale(2); opacity: 0.8; }
    100% { transform: scale(3); opacity: 0; }
}

@keyframes scoreColorChange {
    0% { color: var(--accent-color); }
    50% { color: #ff69b4; }
    100% { color: var(--accent-color); }
}

/* Card animations */
.card-appear {
    animation: fadeIn 0.5s ease forwards;
}

.pulse-animation {
    animation: pulse 2s infinite;
}

.float-animation {
    animation: float 3s ease-in-out infinite;
}

.score-pulse {
    animation: pulse 0.5s ease, scoreColorChange 0.5s ease;
    font-weight: bold;
}

.btn-click-effect {
    transform: scale(0.95);
    box-shadow: 0 0 10px var(--accent-color);
}

.confetti-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    overflow: hidden;
}

.confetti {
    position: absolute;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    animation: confettiFall linear forwards;
}

.starburst {
    position: fixed;
    top: 50%;
    left: 50%;
    width: 200px;
    height: 200px;
    margin: -100px 0 0 -100px;
    background: radial-gradient(circle, var(--accent-color), transparent);
    border-radius: 50%;
    z-index: 9998;
    pointer-events: none;
    animation: starburst 1.5s ease-out forwards;
}

/* Text-to-speech word highlight styles */
.speaking-highlight {
    background-color: var(--accent-color);
    color: white;
    padding: 2px 5px;
    border-radius: 4px;
    font-weight: bold;
    animation: pulse 1s infinite;
}

.word-element {
    cursor: pointer;
    display: inline-block;
    padding: 0 2px;
    border-radius: 3px;
    transition: background-color 0.2s;
}

.word-element:hover {
    background-color: rgba(0, 191, 255, 0.2);
}

/* Responsiveness */
@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    .music-detail-page {
        padding: 0.8rem;
    }
    
    .detail-header {
        margin-bottom: 0.3rem;
    }
    
    #detail-title {
        font-size: 0.85rem;
        padding: 0.2rem 0;
    }
    
    .back-button {
        width: 32px;
        height: 32px;
        font-size: 1rem;
    }
    
    .video-container {
        max-height: none;
        aspect-ratio: 16 / 9;
        padding-bottom: 50%;
        margin-bottom: 0.8rem;
    }
    
    .mode-selection {
        margin: 0.8rem auto;
        gap: 0.5rem;
    }
    
    .mode-button {
        padding: 0.6rem;
        font-size: 1.2rem;
    }
    
    .lyrics-container {
        height: calc(100vh - 350px);
        min-height: 200px;
        margin-bottom: 1rem;
    }
    
    .lyrics-header {
        padding: 0.8rem;
    }
    
    .lyrics-scroll-container {
        padding: 0.8rem;
    }
    
    .lyric-line.current {
        font-size: 1.4rem;
    }
    
    /* Adjust mode-specific containers */
    .pronunciation-controls,
    .vocabulary-controls,
    .vocabulary-flashcards {
        margin: 0 auto 1rem auto;
        padding: 0.8rem;
    }
    
    /* Adjust flashcard container for mobile */
    .flashcard-container {
        height: 150px;
        margin-bottom: 1.5rem;
    }
    
    /* Exercise mode adjustments */
    .exercise-container {
        margin-top: 10px;
        padding: 10px;
    }
    
    .exercise-options {
        gap: 8px;
        margin-top: 10px;
    }
    
    /* Score display adjustments */
    .score-display {
        margin: 0.8rem auto;
        padding: 0.8rem;
    }
    
    .final-score {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .music-detail-page {
        padding: 0.5rem;
    }

    .mode-selection {
        gap: 0.3rem;
    }

    .mode-button {
        padding: 0.5rem;
        font-size: 1rem;
    }

    .lyrics-container {
        height: calc(100vh - 300px);
    }

    .lyric-line.current {
        font-size: 1.2rem;
    }
}

.featured-carousel {
    position: relative;
    height: 45vh;
    min-height: 300px;
    margin-bottom: 2rem;
    overflow: hidden;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.featured-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.8s ease;
    pointer-events: none;
}

.featured-slide.active {
    opacity: 1;
    z-index: 2;
    pointer-events: all;
}

.featured-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    filter: brightness(0.5);
    transition: all 0.8s ease;
    transform: scale(1.05);
}

.featured-slide.active .featured-background {
    transform: scale(1);
}

.featured-content {
    position: relative;
    z-index: 1;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 2rem;
    background: linear-gradient(to top, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0.5) 50%, rgba(0,0,0,0) 100%);
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.8s ease 0.2s;
    text-align: left;
    box-sizing: border-box;
}

.featured-slide.active .featured-content {
    transform: translateY(0);
    opacity: 1;
}

.featured-date {
    color: var(--accent-color);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.featured-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.7);
    line-height: 1.2;
    width: 100%;
    word-wrap: break-word;
}

.featured-description {
    font-size: 1rem;
    margin-bottom: 1rem;
    max-width: 600px;
    width: 100%;
}

.featured-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 5px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    align-self: flex-start;
}

.featured-btn:hover {
    background-color: var(--secondary-color);
    transform: scale(1.05);
}

.featured-btn i {
    font-size: 1.2rem;
}

.carousel-navigation {
    display: none;
}

@media (max-width: 768px) {
    .featured-carousel {
        height: 40vh;
        min-height: 250px;
    }
    
    .featured-content {
        padding: 1.5rem;
    }
    
    .featured-title {
        font-size: 1.5rem;
        margin-bottom: 0.3rem;
    }
    
    .featured-description {
        font-size: 0.85rem;
        margin-bottom: 0.8rem;
        display: -webkit-box;
        -webkit-line-clamp: 3;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    
    .featured-date {
        font-size: 0.8rem;
        margin-bottom: 0.3rem;
    }
    
    .featured-btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
    }
}

/* Pronunciation Training Mode Styles */
.pronunciation-mode-btn {
    background-color: #ff9500;  
    color: white;
}

.pronunciation-mode-btn:hover {
    background-color: #e67e00;
}

.pronunciation-controls {
    margin: 0 auto 2rem auto;
    max-width: 1000px;
    text-align: center;
    padding: 1rem;
    background-color: rgba(0, 0, 0, 0.2);
    border-radius: var(--border-radius);
    animation: fadeIn 0.3s ease-out;
}

.pronunciation-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.continuous-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Toggle Switch Styles */
.toggle-switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 24px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: .4s;
    border-radius: 24px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked + .toggle-slider {
    background-color: var(--accent-color);
}

input:checked + .toggle-slider:before {
    transform: translateX(26px);
}

.training-complete {
    margin-top: 2rem;
    padding: 1.5rem;
    background-color: rgba(138, 43, 226, 0.1);
    border-radius: var(--border-radius);
    text-align: center;
    animation: fadeIn 0.5s ease;
}

.training-complete h3 {
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.training-complete p {
    margin-bottom: 1rem;
}

/* Style for buttons in pronunciation training */
#next-phrase {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* On mobile devices, improve layout */
@media (max-width: 768px) {
    .pronunciation-options {
        flex-direction: column;
        align-items: center;
    }
    
    .continuous-toggle {
        margin-top: 0.5rem;
        width: 100%;
        justify-content: center;
    }
    
    #next-phrase {
        width: 100%;
        justify-content: center;
    }
    
    .mode-selection {
        justify-content: space-evenly;
    }
    
    .mode-button {
        flex: 1 0 20%;
        max-width: none;
    }
}

@media (max-width: 768px) {
    /* Ensure Start Pronunciation Training and Next Phrase buttons have equal width on mobile */
    #start-pronunciation,
    #next-phrase {
        display: block;
        width: 100%;
        box-sizing: border-box;
        margin: 0 auto;
    }
}

/* New Pronunciation Training Styles */
.pronunciation-prompt {
    background-color: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    padding: 15px;
    margin-top: 10px;
    animation: fadeIn 0.3s ease-out;
}

.prompt-message {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    color: var(--accent-color);
    font-weight: 500;
}

.recording-icon {
    color: #ff5252;
    animation: pulse 1s infinite;
}

.prompt-buttons {
    display: flex;
    gap: 10px;
    justify-content: space-between;
    flex-wrap: wrap;
}

.prompt-btn {
    background-color: rgba(0, 0, 0, 0.3);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 8px 15px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 5px;
    flex: 1;
    justify-content: center;
}

.prompt-btn:hover {
    background-color: rgba(138, 43, 226, 0.3);
    transform: translateY(-2px);
}

.prompt-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.pronunciation-feedback {
    background-color: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    padding: 15px;
    margin-top: 10px;
    animation: fadeIn 0.3s ease-out;
    border-left: 4px solid;
}

.pronunciation-feedback.correct {
    border-color: #4CAF50;
}

.pronunciation-feedback.incorrect {
    border-color: #FF5252;
}

.feedback-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    font-weight: 600;
}

.feedback-header i {
    font-size: 1.5rem;
}

.feedback-header .fa-check-circle {
    color: #4CAF50;
}

.feedback-header .fa-times-circle {
    color: #FF5252;
}

.feedback-content {
    margin-bottom: 15px;
    padding-left: 10px;
    border-left: 1px solid rgba(255, 255, 255, 0.1);
}

.feedback-buttons {
    display: flex;
    gap: 10px;
    justify-content: space-between;
    flex-wrap: wrap;
}

.feedback-btn {
    background-color: rgba(0, 0, 0, 0.3);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 8px 15px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 5px;
    flex: 1;
    justify-content: center;
}

.feedback-btn:hover {
    background-color: rgba(138, 43, 226, 0.3);
    transform: translateY(-2px);
}

.feedback-btn.hear-btn {
    background-color: rgba(0, 191, 255, 0.2);
}

.feedback-btn.try-btn {
    background-color: rgba(255, 149, 0, 0.2);
}

.feedback-btn.next-btn {
    background-color: rgba(138, 43, 226, 0.2);
}

.training-complete {
    text-align: center;
    padding: 2rem;
    background-color: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    animation: fadeIn 0.5s ease-out;
    margin: 2rem 0;
}

.highlight-score {
    color: var(--accent-color);
    font-weight: bold;
    font-size: 1.2em;
}

.progress-container {
    height: 10px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 5px;
    overflow: hidden;
    margin: 15px 0;
}

.training-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 20px;
}

.btn-secondary {
    background-color: #555;
    color: white;
    border: none;
    border-radius: 20px;
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
}

.btn-secondary:hover {
    background-color: #777;
    transform: scale(1.05);
}

/* Ensure proper mobile display */
@media (max-width: 768px) {
    .prompt-buttons,
    .feedback-buttons,
    .training-buttons {
        flex-direction: column;
    }
    
    .pronunciation-prompt,
    .pronunciation-feedback {
        padding: 10px;
    }
    
    .feedback-content p {
        font-size: 0.9rem;
    }
}

/* Vocabulary Mode Styles */
.vocabulary-mode-btn {
    background-color: #4caf50;
    color: white;
}

.vocabulary-mode-btn:hover {
    background-color: #3e8e41;
}

.vocabulary-controls {
    margin: 0 auto 2rem auto;
    max-width: 1000px;
    text-align: center;
    padding: 1rem;
    background-color: rgba(0, 0, 0, 0.2);
    border-radius: var(--border-radius);
    animation: fadeIn 0.3s ease-out;
}

.vocabulary-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.language-selector {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.language-selector select {
    background-color: var(--card-background);
    color: var(--text-color);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 0.5rem;
    border-radius: 4px;
    cursor: pointer;
}

.next-sentence-container {
    margin-top: 1rem;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
}

.keyboard-hint {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.keyboard-hint kbd {
    background-color: var(--card-background);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 3px;
    padding: 2px 5px;
    font-family: monospace;
}

.word-element {
    position: relative;
    cursor: pointer;
}

.translation-popup {
    position: absolute;
    left: 50%;
    transform: translateX(-50%) translateY(-100%);
    top: -10px;
    background-color: var(--primary-color);
    color: white;
    padding: 5px 10px;
    border-radius: 4px;
    font-size: 0.8rem;
    z-index: 10;
    white-space: nowrap;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.5);
    animation: fadeIn 0.2s ease-out;
    pointer-events: none;
    max-width: 150px;
    text-overflow: ellipsis;
    overflow: hidden;
}

.translation-popup::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border-width: 5px;
    border-style: solid;
    border-color: var(--primary-color) transparent transparent transparent;
}

.word-actions {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: calc(100% + 5px);
    background-color: var(--card-background);
    border-radius: 4px;
    padding: 5px;
    display: flex;
    gap: 5px;
    z-index: 10;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.5);
    animation: fadeIn 0.2s ease-out;
}

.word-action-btn {
    background: none;
    border: none;
    color: var(--text-color);
    cursor: pointer;
    padding: 5px;
    font-size: 1rem;
    border-radius: 4px;
    transition: var(--transition);
}

.word-action-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.word-action-btn.saved {
    color: #ffd700;
}

.current-sentence {
    background-color: rgba(76, 175, 80, 0.15);
    padding: 10px;
    border-radius: 8px;
    margin: 10px 0;
    border-left: 3px solid #4caf50;
}

.current-sentence .word-element {
    color: var(--text-color);
    font-weight: 500;
    padding: 0 2px;
    border-radius: 3px;
    transition: background-color 0.2s;
}

.current-sentence .word-element:hover {
    background-color: rgba(76, 175, 80, 0.3);
}

.saved-word {
    color: #ffd700;
    text-shadow: 0 0 2px rgba(255, 215, 0, 0.5);
}

/* Flashcard Styles */
.vocabulary-flashcards {
    margin: 0 auto 2rem auto;
    max-width: 800px;
    padding: 1rem;
    background-color: rgba(0, 0, 0, 0.2);
    border-radius: var(--border-radius);
    animation: fadeIn 0.3s ease-out;
}

.flashcards-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.flashcards-header h3 {
    color: var(--accent-color);
    margin: 0;
}

.quiz-progress {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

.flashcard-container {
    perspective: 1000px;
    height: 200px;
    margin-bottom: 2rem;
}

.flashcard {
    width: 100%;
    height: 100%;
    position: relative;
    transition: transform 0.6s;
    transform-style: preserve-3d;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    border-radius: 10px;
    cursor: pointer;
}

.flashcard.flipped {
    transform: rotateY(180deg);
}

.flashcard-front, .flashcard-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 600;
    padding: 1rem;
    text-align: center;
    border-radius: 10px;
    user-select: none;
}

.flashcard-front {
    background-color: var(--primary-color);
    color: white;
}

.flashcard-back {
    background-color: var(--secondary-color);
    color: white;
    transform: rotateY(180deg);
}

.flashcard-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 20px;
    width: 100%;
}

.flashcard-option-btn {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    border: none;
    border-radius: 12px;
    padding: 16px 20px;
    font-size: 1.1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.flashcard-option-btn:before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: all 0.6s ease;
    z-index: -1;
}

.flashcard-option-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.5);
}

.flashcard-option-btn:hover:before {
    left: 100%;
}

.flashcard-option-btn:active {
    transform: translateY(-2px);
}

.flashcard-option-btn.correct {
    background: linear-gradient(135deg, #4CAF50 0%, #2E7D32 100%);
    color: white;
    animation: correctAnswer 0.5s, correctGlow 1.5s;
}

.flashcard-option-btn.incorrect {
    background: linear-gradient(135deg, #FF5252 0%, #D32F2F 100%);
    color: white;
    animation: incorrectShake 0.5s;
}

.flashcard-controls {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
}

.rating-buttons {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    justify-content: center;
}

.rating-btn {
    padding: 0.7rem 1.2rem;
    border: none;
    border-radius: 20px;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
}

.rating-btn[data-rating="again"] {
    background-color: #ff5252;
    color: white;
}

.rating-btn[data-rating="hard"] {
    background-color: #ff9800;
    color: white;
}

.rating-btn[data-rating="good"] {
    background-color: #4caf50;
    color: white;
}

.rating-btn[data-rating="easy"] {
    background-color: #2196f3;
    color: white;
}

.rating-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.3);
}

@media (max-width: 768px) {
    .flashcard-option-btn {
        padding: 10px 15px;
        font-size: 1rem;
    }
}

.flashcards-results {
    text-align: center;
    animation: fadeIn 0.5s ease;
}

.flashcards-results h3 {
    font-size: 1.8rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.results-summary {
    margin-bottom: 2rem;
}

.results-summary p {
    margin: 0.5rem 0;
    font-size: 1.1rem;
}

/* Responsive adjustments for mobile */
@media (max-width: 768px) {
    .vocabulary-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .language-selector {
        flex-direction: column;
        align-items: stretch;
    }
    
    .flashcard-front, .flashcard-back {
        font-size: 1.5rem;
        padding: 0.8rem;
    }
    
    .rating-buttons {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0.5rem;
    }
    
    .mode-selection {
        flex-wrap: wrap;
    }
    
    .mode-button {
        flex: 1 0 20%;
        max-width: none;
    }
}

#first-line-translation .translation-popup {
    position: static;
    transform: none;
    margin: 0;
}

/* Mobile Menu Styles */
.mobile-menu {
    position: fixed;
    top: 0;
    left: -280px; 
    width: 280px;
    height: 100%;
    background-color: var(--card-background);
    display: flex;
    flex-direction: column;
    z-index: 3000;
    transition: transform 0.3s ease;
    box-shadow: 2px 0 10px rgba(0,0,0,0.3);
}

.mobile-menu.active {
    transform: translateX(280px);
}

.mobile-menu-list {
    list-style: none;
    padding: 1.5rem 0;
    margin: 0;
}

.mobile-menu-list li {
    padding: 1rem 1.5rem;
    font-size: 1.1rem;
    color: white;
    cursor: pointer;
    transition: background-color var(--transition);
    display: flex;
    align-items: center;
    gap: 1rem;
    text-align: left;
}

.mobile-menu-list li i {
    font-size: 1.2rem;
    color: var(--accent-color);
    width: 24px;
    text-align: center;
}

.mobile-menu-list li:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

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

.mobile-menu-logo {
    height: 40px;
    width: auto;
}

.close-menu-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
    transition: color var(--transition);
}

.close-menu-btn:hover {
    color: var(--accent-color);
}

.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.7);
    z-index: 2999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease;
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu.hidden {
    display: flex; 
}

/* Desktop Menu (Sidebar) Styles for Large Screens */
@media (min-width: 769px) {
    .desktop-menu {
        position: fixed;
        top: 0;
        right: -280px;
        left: auto;
        width: 280px;
        height: 100%;
        background-color: var(--card-background);
        display: flex;
        flex-direction: column;
        z-index: 4000;
        transition: transform 0.3s cubic-bezier(.68,-0.55,.27,1.55);
        box-shadow: 2px 0 10px rgba(0,0,0,0.3);
    }
    .desktop-menu.active {
        transform: translateX(-280px);
        right: 0;
    }
    .desktop-menu.hidden {
        
    }
    .desktop-menu-list {
        list-style: none;
        padding: 1.5rem 0;
        margin: 0;
    }
    .desktop-menu-list li {
        padding: 1rem 1.5rem;
        font-size: 1.1rem;
        color: white;
        cursor: pointer;
        transition: background-color var(--transition);
        display: flex;
        align-items: center;
        gap: 1rem;
        text-align: left;
    }
    .desktop-menu-list li i {
        font-size: 1.2rem;
        color: var(--accent-color);
        width: 24px;
        text-align: center;
    }
    .desktop-menu-list li:hover {
        background-color: rgba(255, 255, 255, 0.1);
    }
    .desktop-menu-header {
        padding: 1.5rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        display: flex;
        align-items: center;
        justify-content: space-between;
    }
    .desktop-menu-logo {
        height: 40px;
        width: auto;
    }
    .close-desktop-menu-btn {
        background: none;
        border: none;
        color: var(--text-secondary);
        font-size: 1.5rem;
        cursor: pointer;
        padding: 0.5rem;
        transition: color var(--transition);
    }
    .close-desktop-menu-btn:hover {
        color: var(--accent-color);
    }
    .desktop-menu-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100vw;
        height: 100vh;
        background-color: rgba(0,0,0,0.6);
        z-index: 3999;
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.3s;
    }
    .desktop-menu-overlay.active {
        opacity: 1;
        visibility: visible;
    }
}

@media (min-width: 769px) {
    .music-detail-page .video-container {
        max-height: 50vh;
        aspect-ratio: 16 / 9;
        height: auto;
        max-width: 1000px;
        margin: 0 auto 1rem auto;
    }

    .music-detail-page .video-container iframe {
        width: 100%;
        height: 100%;
        max-height: 50vh;
        aspect-ratio: 16 / 9;
        display: block;
        border-radius: 8px;
        background: #000;
    }
}
/* ═══════════════════════════════════════════════════════════════════════════
   NETFLIX UPGRADE v2 — Hero v2 (HQ image, gradient, chips, actions)
   ═══════════════════════════════════════════════════════════════════════════ */

.featured-bg-img {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.55);
    transform: scale(1.05);
    transition: transform 0.8s ease;
    z-index: 0;
}
.featured-slide.active .featured-bg-img { transform: scale(1); }

.featured-gradient {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0,0,0,0.92) 0%, rgba(0,0,0,0.45) 45%, rgba(0,0,0,0.05) 100%);
    z-index: 1;
}

.featured-slide .featured-content { z-index: 2; }

.hero-chips {
    display: flex;
    gap: 6px;
    margin-bottom: 0.6rem;
    flex-wrap: wrap;
}
.hero-chip {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 3px 10px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.14);
    color: #fff;
}

.hero-actions {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}
.hero-fav {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.16);
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 10px 18px;
    font-size: 0.95rem;
    cursor: pointer;
    transition: background 0.2s ease, color 0.2s ease;
}
.hero-fav:hover { background: rgba(255, 255, 255, 0.28); }
.hero-fav.active { color: #ff6b81; }

/* ═══════════════════════════════════════════════════════════════════════════
   SITE FOOTER — full styling (the footer markup previously had no CSS at all)
   ═══════════════════════════════════════════════════════════════════════════ */

.site-footer {
    background: #0a0a0a;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    margin-top: 3rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3rem 1.5rem 2rem;
    display: grid;
    grid-template-columns: 1.2fr 2fr 1.3fr;
    gap: 2.5rem;
    align-items: start;
}

/* ── Logo / tagline / social ── */
.footer-logo {
    height: 48px;
    width: auto;
    margin-bottom: 0.8rem;
    display: block;
}

.footer-tagline {
    color: var(--text-secondary);
    margin: 0 0 1.2rem;
    line-height: 1.5;
}

.social-links {
    display: flex;
    gap: 10px;
}

.social-links a {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    text-decoration: none;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
}

/* ── Link columns ── */
.footer-links-section {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.footer-column h3,
.footer-newsletter h3 {
    color: var(--text-color);
    font-size: 0.95rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin: 0 0 1rem;
}

.footer-column ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-column li {
    margin-bottom: 0.6rem;
}

.footer-column a {
    color: var(--text-secondary);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: color 0.2s ease;
}

.footer-column a:hover {
    color: var(--primary-color);
}

.footer-column a i {
    width: 16px;
    text-align: center;
    font-size: 12px;
    color: var(--primary-color);
}

/* ── Newsletter + app badges ── */
.footer-newsletter p {
    margin: 0 0 1rem;
    line-height: 1.5;
}

.newsletter-form {
    display: flex;
    margin-bottom: 1.4rem;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.newsletter-form input {
    flex: 1;
    min-width: 0;
    background: rgba(255, 255, 255, 0.06);
    border: none;
    padding: 11px 14px;
    color: var(--text-color);
    font-size: 0.9rem;
    outline: none;
}

.newsletter-form input::placeholder {
    color: var(--text-secondary);
}

.newsletter-form button {
    background: var(--primary-color);
    border: none;
    color: #fff;
    padding: 0 18px;
    cursor: pointer;
    font-size: 14px;
    transition: background 0.2s ease;
}

.newsletter-form button:hover {
    background: var(--secondary-color);
}

.app-links {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.app-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: var(--text-color);
    text-decoration: none;
    padding: 8px 14px;
    border-radius: 8px;
    font-size: 0.85rem;
    transition: var(--transition);
}

.app-badge i {
    font-size: 18px;
}

.app-badge:hover {
    background: rgba(255, 255, 255, 0.16);
    transform: translateY(-2px);
}

/* ── Bottom bar ── */
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 1.1rem 1.5rem;
}

.footer-bottom-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.copyright {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.footer-bottom-links {
    display: flex;
    gap: 1.4rem;
}

.footer-bottom-links a {
    color: var(--text-secondary);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    transition: color 0.2s ease;
}

.footer-bottom-links a:hover {
    color: var(--primary-color);
}

/* ── Responsive ── */
@media (max-width: 992px) {
    .footer-container {
        grid-template-columns: 1fr 1fr;
    }
    .footer-newsletter {
        grid-column: 1 / -1;
    }
}

@media (max-width: 600px) {
    .footer-container {
        grid-template-columns: 1fr;
        padding: 2rem 1rem 1.5rem;
        gap: 2rem;
    }
    .footer-links-section {
        grid-template-columns: 1fr 1fr;
        gap: 1.2rem;
    }
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }
}

/* ═══ Conquistas no header + ofensiva diária ══════════════════════════════ */
.eh-achv {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(138,43,226,0.14); border: 1px solid rgba(138,43,226,0.45);
    border-radius: 999px; padding: 6px 12px; cursor: pointer;
    margin-left: 12px; transition: transform 0.15s, background 0.15s;
}
.eh-achv:hover { transform: scale(1.04); background: rgba(138,43,226,0.28); }
.achv-item { color: #fff; font-weight: 800; font-size: 13.5px; white-space: nowrap; }
.achv-item small { color: rgba(255,255,255,0.5); font-weight: 700; }
.achv-item.streak { color: #fb923c; }
.achv-item.frozen { color: #7dd3fc; }

.achv-modal {
    position: fixed; inset: 0; z-index: 1000;
    background: rgba(0,0,0,0.75); backdrop-filter: blur(4px);
    display: flex; align-items: center; justify-content: center; padding: 16px;
}
.achv-card {
    position: relative; width: 100%; max-width: 520px; max-height: 86vh;
    overflow-y: auto; background: #17122a;
    border: 1px solid rgba(138,43,226,0.4); border-radius: 18px; padding: 20px;
}
.achv-card h3 { color: #fff; font-size: 19px; margin: 0 0 12px; text-align: center; }
.achv-close {
    position: absolute; top: 10px; right: 12px; background: none; border: none;
    color: rgba(255,255,255,0.6); font-size: 18px; cursor: pointer;
}
.achv-summary { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-bottom: 10px; }
.as-box {
    background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.08);
    border-radius: 12px; padding: 9px 4px; text-align: center;
}
.as-box b { display: block; color: #fff; font-size: 16px; }
.as-box small { color: rgba(255,255,255,0.55); font-size: 10.5px; }
.achv-wallet {
    text-align: center; color: rgba(255,255,255,0.65); font-size: 12.5px;
    margin-bottom: 12px;
}
.achv-wallet b { color: #fbbf24; }
.achv-list { display: flex; flex-direction: column; gap: 8px; }
.achv-row {
    display: flex; align-items: center; gap: 10px; text-decoration: none;
    background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.08);
    border-radius: 12px; padding: 8px; transition: border-color 0.15s;
}
.achv-row:hover { border-color: rgba(138,43,226,0.6); }
.achv-row.done { border-color: rgba(34,197,94,0.3); }
.ar-thumb {
    width: 72px; height: 44px; border-radius: 8px; flex: 0 0 72px;
    background: #222 center/cover no-repeat;
}
.ar-info { flex: 1; min-width: 0; }
.ar-info b { color: #fff; font-size: 13.5px; display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ar-info small { color: #f59e0b; font-size: 11.5px; }
.ar-info small.maxed { color: #22c55e; }
.ar-bar { height: 4px; border-radius: 999px; background: rgba(255,255,255,0.1); margin-top: 4px; overflow: hidden; }
.ar-bar div { height: 100%; background: linear-gradient(90deg,#8a2be2,#00bfff); border-radius: 999px; }
.ar-score { text-align: right; }
.ar-score b { color: #00bfff; font-size: 15px; }
.ar-score small { color: rgba(255,255,255,0.45); font-size: 11px; }
.achv-empty { color: rgba(255,255,255,0.5); text-align: center; padding: 20px 8px; font-size: 13.5px; line-height: 1.5; }

.freeze-card { text-align: center; max-width: 380px; }
.freeze-ico { font-size: 46px; margin-bottom: 4px; }
.freeze-card p { color: rgba(255,255,255,0.75); font-size: 14px; margin: 6px 0; }
.freeze-offer b { color: #fbbf24; }
.freeze-buy {
    display: block; width: 100%; margin-top: 12px;
    background: linear-gradient(135deg,#0ea5e9,#2563eb); border: none; color: #fff;
    font-weight: 800; font-size: 15px; padding: 13px; border-radius: 12px; cursor: pointer;
}
.freeze-skip {
    display: block; width: 100%; margin-top: 8px; background: none;
    border: none; color: rgba(255,255,255,0.5); font-size: 13px; cursor: pointer;
    text-decoration: underline;
}
@media (max-width: 640px) {
    .eh-achv { margin: 8px auto 0; }
    .achv-summary { grid-template-columns: repeat(2, 1fr); }
}

/* ═══ Animações globais (home) ════════════════════════════════════════════ */
@media (prefers-reduced-motion: no-preference) {

/* entrada em cascata dos cards */
.music-card { animation: eh-rise 0.5s cubic-bezier(0.2, 0.8, 0.3, 1) both; }
.music-card:nth-child(1) { animation-delay: 0.03s; }
.music-card:nth-child(2) { animation-delay: 0.07s; }
.music-card:nth-child(3) { animation-delay: 0.11s; }
.music-card:nth-child(4) { animation-delay: 0.15s; }
.music-card:nth-child(5) { animation-delay: 0.19s; }
.music-card:nth-child(6) { animation-delay: 0.23s; }
@keyframes eh-rise {
    from { opacity: 0; transform: translateY(16px) scale(0.97); }
    to   { opacity: 1; transform: none; }
}

/* hover com elevação + brilho varrendo */
.music-card { position: relative; overflow: hidden;
    transition: transform 0.25s cubic-bezier(0.2,0.8,0.3,1), box-shadow 0.25s; }
.music-card:hover {
    transform: translateY(-6px) scale(1.02);
    box-shadow: 0 14px 34px rgba(138,43,226,0.35);
}
.music-card::after {
    content: ''; position: absolute; inset: 0; pointer-events: none;
    background: linear-gradient(105deg, transparent 40%, rgba(255,255,255,0.16) 50%, transparent 60%);
    transform: translateX(-130%);
}
.music-card:hover::after { animation: eh-shine 0.7s ease; }
@keyframes eh-shine { to { transform: translateX(130%); } }

/* chips de gênero com mola */
.genre-chips button, .genre-chip {
    transition: transform 0.18s cubic-bezier(0.2,0.9,0.3,1.4), background 0.18s;
}
.genre-chips button:hover, .genre-chip:hover { transform: scale(1.08); }
.genre-chips button:active, .genre-chip:active { transform: scale(0.94); }

/* widget de conquistas: fogo pulsando quando há ofensiva */
.achv-item.streak { animation: eh-flame 1.6s ease-in-out infinite; display: inline-block; }
@keyframes eh-flame {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.12); filter: drop-shadow(0 0 6px rgba(251,146,60,0.6)); }
}

/* modais entram suaves */
.achv-modal { animation: eh-fade 0.25s ease both; }
.achv-card { animation: eh-pop-in 0.35s cubic-bezier(0.2,0.9,0.3,1.25) both; }
@keyframes eh-fade { from { opacity: 0; } }
@keyframes eh-pop-in { from { opacity: 0; transform: scale(0.92) translateY(12px); } }

}

/* ═══ Conquistas no mobile ════════════════════════════════════════════════ */
@media (max-width: 768px) {
    .mobile-header .eh-achv {
        display: flex; width: calc(100% - 24px);
        margin: 8px 12px 4px; justify-content: space-around;
        padding: 8px 10px;
    }
    .achv-item { font-size: 13px; }
    .achv-card { padding: 16px 12px; max-height: 90vh; border-radius: 16px; }
    .achv-summary { gap: 6px; }
    .as-box b { font-size: 14.5px; }
    .ar-thumb { width: 60px; height: 38px; flex-basis: 60px; }
    .ar-info b { font-size: 12.5px; }
    .freeze-buy { font-size: 14px; }
}

/* chip de usuário no header */
.eh-userchip{display:inline-flex;align-items:center;margin-left:8px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.15);border-radius:999px;padding:6px 13px;color:#fff;font-weight:800;font-size:13px;text-decoration:none;transition:background .15s}
.eh-userchip:hover{background:rgba(138,43,226,.3)}
@media(max-width:768px){.mobile-header .eh-userchip{margin:6px auto 0;display:table}}

/* ═══ ETAPA 1: mobile polish ══════════════════════════════════════════════ */
/* Entrar sai da home mobile (vive no menu lateral) */
@media (max-width: 768px) {
    .mobile-header .eh-userchip { display: none; }

    /* conquistas modernas: vidro + gradiente do site */
    .mobile-header .eh-achv {
        background: linear-gradient(135deg, rgba(138,43,226,0.22), rgba(0,191,255,0.10));
        border: 1px solid rgba(138,43,226,0.55);
        backdrop-filter: blur(8px);
        box-shadow: 0 4px 18px rgba(138,43,226,0.22);
        border-radius: 14px;
    }
    .mobile-header .achv-item { font-size: 13.5px; letter-spacing: 0.2px; }
}

/* BUG: arrastar sobre card de música precisa rolar a página */
.music-card, .music-card * { touch-action: pan-y; }
.music-card img { -webkit-user-drag: none; user-select: none; }
.featured-carousel, .music-row, .carousel-container { touch-action: pan-x pan-y; }

/* ═══ Animações dos menus e da lupa ═══════════════════════════════════════ */
@media (prefers-reduced-motion: no-preference) {
/* menu esquerdo (mobile): desliza da esquerda com mola suave */
.mobile-menu {
    transform: translateX(-102%);
    transition: transform 0.34s cubic-bezier(0.2, 0.85, 0.25, 1);
    visibility: visible !important;
}
.mobile-menu.active { transform: translateX(0); }
.mobile-menu-overlay {
    opacity: 0; pointer-events: none;
    transition: opacity 0.3s ease;
}
.mobile-menu-overlay.active { opacity: 1; pointer-events: auto; }

/* menu direito (desktop): desliza da direita */
.desktop-menu {
    transform: translateX(102%);
    transition: transform 0.34s cubic-bezier(0.2, 0.85, 0.25, 1), opacity 0.25s;
}
.desktop-menu:not(.hidden) { transform: translateX(0); }
.desktop-menu.hidden { opacity: 0; pointer-events: none; display: block !important; }
.desktop-menu-overlay { transition: opacity 0.3s ease; }

/* lupa: campo de busca expande a partir do ícone */
.search-container input, .mobile-search-container input, #search-input {
    transition: width 0.3s cubic-bezier(0.2, 0.85, 0.3, 1.1), opacity 0.25s, transform 0.3s;
    transform-origin: right center;
}
.search-expanded input, .search-active input { animation: lupa-pop 0.32s cubic-bezier(0.2,0.9,0.3,1.2); }
@keyframes lupa-pop { from { transform: scaleX(0.4); opacity: 0; } }
#search-button i, .mobile-search-button i { transition: transform 0.2s; }
#search-button:active i, .mobile-search-button:active i { transform: scale(1.25) rotate(-8deg); }
}