/**
 * DJ Calendar Manager - Tema Oscuro Spotify Style
 * Diseño elegante, moderno y completamente responsivo
 */

/* ========== VARIABLES - SPOTIFY DARK THEME ========== */
:root {
    /* Colores principales estilo Spotify */
    --spotify-black: #121212;
    --spotify-bg: #181818;
    --spotify-card: #282828;
    --spotify-card-hover: #333333;
    --spotify-elevated: #2a2a2a;
    --spotify-green: #1db954;
    --spotify-green-hover: #1ed760;
    --spotify-red: #e22134;
    --spotify-orange: #ff8c00;
    --spotify-purple: #8b5cf6;
    --spotify-blue: #3b82f6;
    
    /* Textos */
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --text-muted: #6a6a6a;
    
    /* Bordes y sombras */
    --border-subtle: rgba(255, 255, 255, 0.1);
    --border-medium: rgba(255, 255, 255, 0.15);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px rgba(29, 185, 84, 0.3);
    
    /* Espaciado */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    
    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 500px;
    
    /* Transiciones */
    --transition-fast: 0.15s ease;
    --transition-base: 0.2s ease;
    --transition-slow: 0.3s ease;
    
    /* Tipografía */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    
    /* Z-index layers */
    --z-base: 1;
    --z-sticky: 10;
    --z-dropdown: 100;
    --z-modal: 1000;
    --z-toast: 2000;
    
    /* Aliases para compatibilidad */
    --primary-color: var(--spotify-green);
    --secondary-color: var(--spotify-purple);
    --success-color: var(--spotify-green);
    --danger-color: var(--spotify-red);
    --dark-bg: var(--spotify-card);
    --light-bg: var(--spotify-elevated);
    --text-dark: var(--text-primary);
    --text-light: var(--text-secondary);
    --border-color: var(--border-subtle);
    --shadow: var(--shadow-md);
}

/* ========== RESET & BASE ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    height: 100%;
}

body {
    font-family: 'Circular', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--spotify-black);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    line-height: 1.6;
    overflow-x: hidden;
}

/* Gradiente sutil de fondo */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 300px;
    background: linear-gradient(180deg, 
        rgba(29, 185, 84, 0.15) 0%, 
        rgba(18, 18, 18, 0) 100%
    );
    z-index: 0;
    pointer-events: none;
}

/* ========== LAYOUT CONTAINERS ========== */
.container {
    width: 100%;
    max-width: 100%; /* Ocupar todo el ancho disponible */
    margin: 0 auto;
    padding: var(--spacing-sm); /* Padding más pequeño para más espacio */
    position: relative;
    z-index: var(--z-base);
    flex: 1 0 auto;
    display: flex;
    flex-direction: column;
}

.container-sm {
    max-width: 100%;
}

.container-md {
    max-width: 100%;
}

/* ========== HEADER ========== */
header {
    background: linear-gradient(180deg, var(--spotify-card) 0%, var(--spotify-bg) 100%);
    color: var(--text-primary);
    padding: var(--spacing-md);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    box-shadow: var(--shadow-md);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-subtle);
}

header h1 {
    font-size: var(--font-size-xl);
    font-weight: 900;
    letter-spacing: -0.5px;
    margin-bottom: 4px;
    background: linear-gradient(135deg, var(--spotify-green) 0%, var(--spotify-green-hover) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

header h1 .header-icon {
    font-size: 24px;
    background: linear-gradient(135deg, var(--spotify-green) 0%, var(--spotify-green-hover) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

header p {
    color: var(--text-secondary);
    font-size: var(--font-size-xs);
    font-weight: 500;
    line-height: 1.3;
}

@media (min-width: 640px) {
    header {
        padding: var(--spacing-lg) var(--spacing-md);
    }
    
    header h1 {
        font-size: var(--font-size-2xl);
        margin-bottom: var(--spacing-xs);
    }
    
    header h1 .header-icon {
        font-size: 32px;
    }
    
    header p {
        font-size: var(--font-size-sm);
    }
}

@media (min-width: 768px) {
    header {
        padding: var(--spacing-xl) var(--spacing-lg);
    }
    
    header h1 {
        font-size: var(--font-size-3xl);
    }
    
    header h1 .header-icon {
        font-size: 40px;
    }
    
    header p {
        font-size: var(--font-size-base);
    }
}

/* ========== CONTENT AREA ========== */
.content {
    padding: var(--spacing-sm);
    padding-bottom: 80px;
    min-height: calc(100vh - 150px);
    flex: 1 0 auto;
    width: 100%;
}

@media (min-width: 640px) {
    .content {
        padding: var(--spacing-md);
        padding-bottom: 100px;
    }
}

@media (min-width: 768px) {
    .content {
        padding: var(--spacing-md) var(--spacing-md);
    }
}

/* ========== BUTTONS - SPOTIFY STYLE ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 10px 16px;
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: 700;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    text-transform: none;
    letter-spacing: 0.3px;
    min-height: 44px;
    width: 100%;
    touch-action: manipulation;
    position: relative;
    overflow: hidden;
}

.btn .material-icons {
    font-size: 18px;
    line-height: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.1);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.btn:hover::before {
    opacity: 1;
}

.btn:active {
    transform: scale(0.97);
}

.btn-primary {
    background: var(--spotify-green);
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background: var(--spotify-green-hover);
    box-shadow: var(--shadow-glow);
    transform: scale(1.03);
}

.btn-secondary {
    background: var(--spotify-purple);
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background: #9f7aea;
    transform: scale(1.03);
}

.btn-success {
    background: var(--spotify-green);
    color: var(--text-primary);
}

.btn-success:hover {
    background: var(--spotify-green-hover);
}

.btn-warning {
    background: #ffc107;
    color: #000;
}

.btn-warning:hover {
    background: #ffb300;
}

.btn-danger {
    background: var(--spotify-red);
    color: var(--text-primary);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-medium);
}

.btn-outline:hover {
    border-color: var(--spotify-green);
    color: var(--spotify-green);
}

.btn-icon {
    width: 44px;
    height: 44px;
    min-height: 44px;
    padding: 0;
    border-radius: 50%;
    font-size: 16px;
    color: var(--text-primary); /* Texto blanco siempre */
}

.btn-icon .material-icons {
    font-size: 20px;
    color: var(--text-primary); /* Iconos blancos siempre */
}

@media (min-width: 640px) {
    .btn {
        gap: var(--spacing-sm);
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: var(--font-size-base);
        letter-spacing: 0.5px;
        min-height: 48px;
    }
    
    .btn .material-icons {
        font-size: 20px;
    }
    
    .btn-icon {
        width: 48px;
        height: 48px;
        min-height: 48px;
        font-size: var(--font-size-lg);
    }
    
    .btn-icon .material-icons {
        font-size: 22px;
    }
}

@media (min-width: 768px) {
    .btn {
        padding: var(--spacing-md) var(--spacing-xl);
        width: auto;
        min-width: 200px;
    }
    
    .btn .material-icons {
        font-size: 22px;
    }
}

/* ========== CARDS - SPOTIFY STYLE ========== */
.card {
    background: var(--spotify-card);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    width: 100%; /* Ocupar todo el ancho */
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--border-medium);
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--spotify-green) 0%, var(--spotify-purple) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.card:hover::before {
    opacity: 1;
}

.card h2, .card h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-lg);
    font-weight: 700;
    letter-spacing: -0.3px;
    line-height: 1.3;
}

.card p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-sm);
    line-height: 1.5;
}

.card-elevated {
    background: var(--spotify-elevated);
    box-shadow: var(--shadow-md);
}

.card-interactive {
    cursor: pointer;
}

.card-interactive:active {
    transform: scale(0.98);
}

@media (min-width: 640px) {
    .card {
        padding: var(--spacing-lg);
        margin-bottom: var(--spacing-lg);
    }
    
    .card h2, .card h3 {
        font-size: var(--font-size-xl);
        margin-bottom: var(--spacing-md);
    }
    
    .card p {
        font-size: var(--font-size-base);
        margin-bottom: var(--spacing-md);
    }
}

@media (min-width: 768px) {
    .card {
        padding: var(--spacing-xl);
    }
}

/* ========== HOME CONTENT ========== */
.home-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    padding: var(--spacing-sm);
}

.home-content .card {
    text-align: center;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, var(--spotify-card) 0%, var(--spotify-elevated) 100%);
}

.home-content .card h2 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

@media (min-width: 640px) {
    .home-content {
        gap: var(--spacing-lg);
        padding: var(--spacing-lg);
    }
    
    .home-content .card {
        padding: var(--spacing-xl);
    }
    
    .home-content .card h2 {
        font-size: var(--font-size-2xl);
        margin-bottom: var(--spacing-md);
    }
}

@media (min-width: 768px) {
    .home-content {
        flex-direction: row;
        flex-wrap: wrap;
    }
    
    .home-content .card {
        flex: 1;
        min-width: 300px;
        padding: var(--spacing-2xl) var(--spacing-lg);
    }
}

/* ========== FORMS - SPOTIFY STYLE ========== */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    color: var(--text-primary);
    font-weight: 700;
    font-size: 11px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 12px;
    background: var(--spotify-elevated);
    border: 2px solid var(--border-subtle);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    font-family: inherit;
    transition: all var(--transition-base);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--spotify-green);
    background: var(--spotify-card);
    box-shadow: 0 0 0 3px rgba(29, 185, 84, 0.1);
}

.form-group input::placeholder {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

@media (min-width: 640px) {
    .form-group {
        margin-bottom: var(--spacing-lg);
    }
    
    .form-group label {
        margin-bottom: var(--spacing-sm);
        font-size: var(--font-size-sm);
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: var(--spacing-md);
        font-size: var(--font-size-base);
    }
}

/* ========== CALENDAR - SPOTIFY STYLE ========== */
.month-selector {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background: linear-gradient(135deg, 
        rgba(29, 185, 84, 0.2) 0%, 
        rgba(139, 92, 246, 0.2) 100%
    );
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-medium);
}

.card-content .month-selector {
    margin-top: 0;
}

.month-selector button {
    width: 40px;
    height: 40px;
    min-width: 40px;
    min-height: 40px;
    padding: 0;
    background: var(--spotify-card);
    color: var(--text-primary);
    border: 2px solid var(--border-medium);
    border-radius: 50%;
    cursor: pointer;
    font-weight: 700;
    font-size: var(--font-size-xl);
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-sm);
    flex-shrink: 0;
}

.month-selector button:hover:not(:disabled) {
    background: var(--spotify-green);
    border-color: var(--spotify-green);
    color: var(--spotify-black);
    transform: scale(1.1);
    box-shadow: var(--shadow-glow);
}

.month-selector button:active:not(:disabled) {
    transform: scale(0.95);
}

.month-selector button:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.month-selector h3 {
    font-size: var(--font-size-lg);
    font-weight: 900;
    color: var(--text-primary);
    text-align: center;
    flex-grow: 1;
    margin: 0;
    letter-spacing: -0.3px;
    line-height: 1.2;
}

@media (min-width: 640px) {
    .month-selector {
        gap: var(--spacing-md);
        margin-bottom: var(--spacing-xl);
        padding: var(--spacing-lg);
        border-radius: var(--radius-lg);
    }
    
    .month-selector button {
        width: 48px;
        height: 48px;
        min-width: 48px;
        min-height: 48px;
        font-size: var(--font-size-2xl);
    }
    
    .month-selector h3 {
        font-size: var(--font-size-xl);
    }
}

@media (min-width: 768px) {
    .month-selector h3 {
        font-size: var(--font-size-2xl);
    }
}

.calendar {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 3px;
    margin: var(--spacing-sm) 0;
}

@media (min-width: 480px) {
    .calendar {
        gap: 5px;
    }
}

@media (min-width: 640px) {
    .calendar {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
        gap: var(--spacing-sm);
        margin: var(--spacing-md) 0;
    }
}

@media (min-width: 768px) {
    .calendar {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: var(--spacing-md);
        margin: var(--spacing-lg) 0;
    }
}

@media (min-width: 1024px) {
    .calendar {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
        gap: var(--spacing-lg);
    }
}

.calendar-day {
    min-height: 55px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    background: var(--spotify-card);
    border: 1.5px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    cursor: pointer;
    padding: 4px 2px;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.calendar-day::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--spotify-green);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.calendar-day:hover:not(.empty) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
    border-color: var(--border-medium);
}

.calendar-day:hover:not(.empty)::before {
    opacity: 1;
}

.calendar-day:active:not(.empty) {
    transform: translateY(-1px) scale(0.98);
}

@media (min-width: 640px) {
    .calendar-day {
        min-height: 100px;
        gap: var(--spacing-xs);
        border: 2px solid var(--border-subtle);
        border-radius: var(--radius-md);
        padding: var(--spacing-sm);
    }
    
    .calendar-day::before {
        height: 3px;
    }
    
    .calendar-day:hover:not(.empty) {
        transform: translateY(-4px);
        box-shadow: var(--shadow-md);
    }
    
    .calendar-day:active:not(.empty) {
        transform: translateY(-2px) scale(0.98);
    }
}

@media (min-width: 768px) {
    .calendar-day {
        min-height: 120px;
        gap: var(--spacing-sm);
        padding: var(--spacing-md);
    }
}

.calendar-day.empty {
    border: none;
    background: transparent;
    cursor: default;
}

.calendar-day.weekend {
    background: linear-gradient(135deg, 
        rgba(139, 92, 246, 0.1) 0%, 
        rgba(59, 130, 246, 0.1) 100%
    );
}

.calendar-day.available,
.calendar-day.selected {
    background: linear-gradient(135deg, 
        var(--spotify-green) 0%, 
        var(--spotify-green-hover) 100%
    );
    border-color: var(--spotify-green);
    color: var(--text-primary);
    box-shadow: var(--shadow-glow);
    transform: scale(1.02);
}

.calendar-day.available:hover,
.calendar-day.selected:hover {
    transform: scale(1.05) translateY(-4px);
    box-shadow: 0 0 30px rgba(29, 185, 84, 0.5);
}

.calendar-day.assigned {
    background: linear-gradient(135deg, 
        var(--spotify-orange) 0%, 
        #ff6b00 100%
    );
    border-color: var(--spotify-orange);
    color: var(--text-primary);
    box-shadow: 0 4px 16px rgba(255, 140, 0, 0.3);
}

.calendar-day .day-number {
    font-size: 15px;
    font-weight: 900;
    margin-bottom: 0;
    line-height: 1;
}

.calendar-day .day-name {
    font-size: 9px;
    color: var(--text-secondary);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.2px;
    line-height: 1;
}

@media (min-width: 480px) {
    .calendar-day .day-number {
        font-size: 16px;
    }
    
    .calendar-day .day-name {
        font-size: 10px;
    }
}

@media (min-width: 640px) {
    .calendar-day .day-number {
        font-size: var(--font-size-xl);
        margin-bottom: 2px;
    }
    
    .calendar-day .day-name {
        font-size: var(--font-size-xs);
        letter-spacing: 0.3px;
    }
}

@media (min-width: 768px) {
    .calendar-day .day-number {
        font-size: var(--font-size-2xl);
        margin-bottom: var(--spacing-xs);
    }
    
    .calendar-day .day-name {
        font-size: var(--font-size-xs);
        letter-spacing: 0.5px;
    }
}

.calendar-day.available .day-name,
.calendar-day.selected .day-name {
    color: var(--text-primary);
    opacity: 0.9;
}

.calendar-day.assigned .day-name {
    color: rgba(255, 255, 255, 0.8);
}

.calendar-day .assigned-dj {
    font-size: 8px;
    font-weight: 700;
    margin-top: 2px;
    text-align: center;
    padding: 2px 4px;
    background: rgba(255, 255, 255, 0.95);
    color: var(--spotify-black);
    border-radius: var(--radius-sm);
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    line-height: 1.2;
}

@media (min-width: 640px) {
    .calendar-day .assigned-dj {
        font-size: var(--font-size-xs);
        margin-top: var(--spacing-xs);
        padding: var(--spacing-xs) var(--spacing-sm);
        border-radius: var(--radius-sm);
    }
}

@media (min-width: 768px) {
    .calendar-day .assigned-dj {
        font-size: var(--font-size-sm);
        margin-top: var(--spacing-sm);
    }
}


/* ========== AVAILABILITY BOXES & BADGES - SPOTIFY STYLE ========== */
#availabilityBoxes {
    margin: var(--spacing-lg) 0;
}

#availableBoxesList {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.date-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--spotify-green);
    color: var(--text-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 700;
    transition: all var(--transition-base);
    border: 2px solid transparent;
    text-align: center;
}

.date-badge.clickable-date {
    cursor: pointer;
    background: linear-gradient(135deg, var(--spotify-green) 0%, var(--spotify-green-hover) 100%);
    box-shadow: var(--shadow-sm);
}

.date-badge.clickable-date:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.date-badge.clickable-date:active {
    transform: scale(0.95);
}

.date-badge-disabled {
    background: var(--spotify-elevated) !important;
    color: var(--text-muted) !important;
    cursor: not-allowed !important;
    opacity: 0.5;
    text-decoration: line-through;
}

.date-badge-clickable {
    cursor: pointer;
}

.badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-success {
    background: var(--spotify-green);
    color: var(--text-primary);
}

.badge-danger {
    background: var(--spotify-red);
    color: var(--text-primary);
}

.badge-warning {
    background: var(--spotify-orange);
    color: var(--text-primary);
}

/* ========== ADMIN LAYOUT - SPOTIFY STYLE ========== */
.admin-layout {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

@media (min-width: 1024px) {
    .admin-layout {
        display: grid;
        grid-template-columns: 300px 1fr;
        gap: var(--spacing-xl);
    }
}

.dj-list {
    background: var(--spotify-card);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    max-height: 60vh;
    overflow-y: auto;
    border: 1px solid var(--border-subtle);
}

.dj-item {
    background: var(--spotify-elevated);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--spotify-green);
    cursor: grab;
    transition: all var(--transition-base);
}

.dj-item:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-sm);
}

.dj-item:active {
    cursor: grabbing;
}

.dj-item h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-base);
    font-weight: 700;
}

.dj-item .available-dates {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.btn-delete-dj {
    background: var(--spotify-red) !important;
    opacity: 0;
    transition: all var(--transition-base);
}

.dj-item:hover .btn-delete-dj {
    opacity: 1;
}

.btn-delete-dj:hover {
    background: #dc2626 !important;
    transform: scale(1.15) !important;
}

.dragging {
    opacity: 0.4;
    transform: rotate(2deg);
}

.drag-over {
    border: 3px dashed var(--spotify-green) !important;
    background: rgba(29, 185, 84, 0.1) !important;
}

/* ========== EXPORT SECTION ========== */
.export-section {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: var(--spotify-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-subtle);
}

.export-section .btn {
    margin-bottom: var(--spacing-sm);
}

.export-section .btn:last-child {
    margin-bottom: 0;
}

/* ========== LINKS ========== */
.back-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    color: var(--spotify-green);
    text-decoration: none;
    font-weight: 700;
    font-size: var(--font-size-base);
    transition: all var(--transition-fast);
}

.back-link:hover {
    color: var(--spotify-green-hover);
    transform: translateX(-4px);
}

.back-link:active {
    opacity: 0.7;
}

/* ========== FOOTER ========== */
footer,
.footer {
    background: var(--spotify-card);
    color: var(--text-secondary);
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-md);
    font-size: var(--font-size-sm);
    border-top: 1px solid var(--border-subtle);
    margin-top: auto;
    flex-shrink: 0;
}

footer p,
.footer p {
    margin: 0;
}

/* ========== DAY CONFIGURATION ========== */
#daysConfig {
    display: grid;
    grid-template-columns: repeat(7, 1fr); /* 7 columnas iguales (L-D) */
    gap: 3px;
    width: 100%;
}

#daysConfig label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3px;
    cursor: pointer;
    padding: 3px 4px;
    background: var(--spotify-elevated);
    border-radius: var(--radius-md);
    border: 2px solid var(--border-subtle);
    transition: all var(--transition-base);
    font-weight: 700;
    font-size: 9px;
    height: 28px;
    width: 100%; /* Ocupa todo el ancho de la columna */
}

#daysConfig label:hover {
    border-color: var(--spotify-green);
    transform: scale(1.05);
}

#daysConfig input[type="checkbox"] {
    display: none; /* Ocultar checkbox nativo */
}

/* Icono check con Material Icons */
#daysConfig label::before {
    content: 'check_box_outline_blank';
    font-family: 'Material Icons';
    font-size: 14px;
    color: var(--text-secondary);
}

#daysConfig label:has(input:checked)::before {
    content: 'check_box';
    color: var(--text-primary);
}

#daysConfig label:has(input:checked) {
    background: var(--spotify-green);
    color: var(--text-primary);
    border-color: var(--spotify-green);
    box-shadow: var(--shadow-glow);
}

/* Ocultar texto largo en móvil, mostrar solo inicial */
#daysConfig label .day-full {
    display: none;
}

#daysConfig label .day-short {
    display: inline;
    font-size: 9px;
    font-weight: 900;
    color: var(--text-primary);
}

@media (min-width: 640px) {
    #daysConfig {
        gap: 4px;
    }
    
    #daysConfig label {
        padding: 4px 8px;
        height: 32px;
        font-size: 10px;
    }

    #daysConfig label::before {
        font-size: 16px;
    }
    
    #daysConfig label .day-full {
        display: inline;
    }
    
    #daysConfig label .day-short {
        display: none;
    }
}

@media (min-width: 768px) {
    #daysConfig label {
        padding: 6px 12px;
        height: 36px;
        font-size: 11px;
    }

    #daysConfig label::before {
        font-size: 18px;
    }
}

/* ========== MODALS - SPOTIFY STYLE ========== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: var(--z-modal);
    padding: var(--spacing-md);
    backdrop-filter: blur(8px);
    animation: fadeIn var(--transition-base);
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.modal-overlay.hidden {
    display: none;
}

.modal {
    background: var(--spotify-bg);
    border-radius: var(--radius-md);
    max-width: calc(100% - 16px);
    width: 100%;
    max-height: 95vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-medium);
    animation: modalSlideIn var(--transition-slow);
    margin: 8px;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-40px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@media (min-width: 640px) {
    .modal {
        border-radius: var(--radius-lg);
        max-width: 500px;
        max-height: 90vh;
        margin: 0;
    }
}

@media (min-width: 768px) {
    .modal {
        border-radius: var(--radius-xl);
        max-width: 600px;
    }
}

.modal-header {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
    background: var(--spotify-card);
}

.modal-title {
    margin: 0;
    font-size: var(--font-size-lg);
    font-weight: 900;
    color: var(--text-primary);
    letter-spacing: -0.3px;
}

.modal-close {
    background: transparent;
    border: none;
    font-size: 24px;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all var(--transition-base);
}

.modal-close:hover {
    background: var(--spotify-elevated);
    color: var(--text-primary);
    transform: rotate(90deg);
}

.modal-content {
    padding: var(--spacing-md);
    overflow-y: auto;
    flex: 1;
}

@media (min-width: 640px) {
    .modal-header {
        padding: var(--spacing-lg);
    }
    
    .modal-title {
        font-size: var(--font-size-xl);
        letter-spacing: -0.5px;
    }
    
    .modal-close {
        font-size: 28px;
        width: 40px;
        height: 40px;
    }
    
    .modal-content {
        padding: var(--spacing-lg);
    }
}

@media (min-width: 768px) {
    .modal-header {
        padding: var(--spacing-xl);
    }
    
    .modal-title {
        font-size: var(--font-size-2xl);
    }
    
    .modal-close {
        font-size: 32px;
    }
    
    .modal-content {
        padding: var(--spacing-xl);
    }
}

/* Custom scrollbar for modals */
.modal-content::-webkit-scrollbar {
    width: 8px;
}

.modal-content::-webkit-scrollbar-track {
    background: var(--spotify-card);
}

.modal-content::-webkit-scrollbar-thumb {
    background: var(--text-muted);
    border-radius: var(--radius-sm);
}

.modal-content::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* ========== DJ SELECTION LIST ========== */
.dj-selection-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    max-height: 60vh;
    overflow-y: auto;
}

.dj-selection-item {
    background: var(--spotify-card);
    border: 2px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
}

.dj-selection-item:hover {
    background: var(--spotify-card-hover);
    border-color: var(--spotify-green);
    transform: translateX(4px);
}

.dj-selection-item:active {
    transform: scale(0.98);
}

.dj-selection-item.unavailable {
    opacity: 0.5;
    cursor: not-allowed;
    background: var(--spotify-elevated);
}

.dj-selection-item.unavailable:hover {
    transform: none;
    border-color: var(--border-subtle);
}

.dj-selection-info {
    flex: 1;
    min-width: 0;
}

.dj-selection-info h4 {
    margin: 0;
    color: var(--text-primary);
    font-size: var(--font-size-lg);
    font-weight: 700;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.dj-selection-info p {
    margin: var(--spacing-xs) 0 0 0;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.dj-selection-status {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 700;
    white-space: nowrap;
    flex-shrink: 0;
}

.dj-selection-status.available {
    background: var(--spotify-green);
    color: var(--spotify-black);
}

.dj-selection-status.unavailable {
    background: var(--spotify-elevated);
    color: var(--text-muted);
}

/* ========== MONTH & EXTRA DAY ITEMS ========== */
.month-item, .extra-day-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--spotify-card);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
    border: 2px solid var(--border-subtle);
    transition: all var(--transition-base);
}

.month-item:hover, .extra-day-item:hover {
    border-color: var(--spotify-green);
    box-shadow: var(--shadow-sm);
}

.month-item-info, .extra-day-info {
    flex: 1;
    min-width: 0;
}

.month-item-info h4, .extra-day-info h4 {
    margin: 0;
    font-size: var(--font-size-base);
    color: var(--text-primary);
    font-weight: 700;
    line-height: 1.3;
}

.month-item-info p, .extra-day-info p {
    margin: var(--spacing-xs) 0 0 0;
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    line-height: 1.4;
}

.month-url {
    display: inline-block;
    background: rgba(29, 185, 84, 0.15);
    color: var(--spotify-green);
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    font-size: 10px;
    font-weight: 600;
    margin-top: var(--spacing-xs);
    word-break: break-all;
    border: 1px solid rgba(29, 185, 84, 0.3);
    font-family: 'Courier New', monospace;
}

.month-item-actions, .extra-day-actions {
    display: flex;
    gap: var(--spacing-xs);
    flex-shrink: 0;
    width: 100%;
    justify-content: flex-end;
}

@media (min-width: 640px) {
    .month-item, .extra-day-item {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        padding: var(--spacing-lg);
    }
    
    .month-item-info h4, .extra-day-info h4 {
        font-size: var(--font-size-lg);
    }
    
    .month-item-info p, .extra-day-info p {
        font-size: var(--font-size-sm);
    }
    
    .month-url {
        font-size: var(--font-size-xs);
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    .month-item-actions, .extra-day-actions {
        width: auto;
    }
}

.btn-copy {
    background: var(--spotify-blue);
}

.btn-copy:hover {
    background: #2563eb;
}

/* Estilos para meses visibles/ocultos */
.month-item.month-visible {
    border-left: 3px solid var(--spotify-green);
}

.month-item.month-hidden {
    border-left: 3px solid var(--text-muted);
    opacity: 0.6;
}

.btn-toggle-month {
    color: var(--text-primary) !important;
    transition: all var(--transition-base);
}

.btn-toggle-month.month-visible {
    background: var(--spotify-green) !important;
}

.btn-toggle-month.month-visible:hover {
    background: #1ed760 !important;
    transform: scale(1.1);
}

.btn-toggle-month.month-hidden {
    background: var(--spotify-elevated) !important;
    border: 1px solid var(--border-subtle);
}

.btn-toggle-month.month-hidden:hover {
    background: var(--spotify-card) !important;
    transform: scale(1.1);
}

.btn-copy {
    background: var(--spotify-blue) !important;
    color: var(--text-primary) !important;
}

.btn-copy:hover {
    background: #2563eb !important;
    transform: scale(1.1);
}

.btn-delete {
    background: var(--spotify-red) !important;
    color: var(--text-primary) !important;
}

.btn-delete:hover {
    background: #dc2626 !important;
    transform: scale(1.1);
}

/* Botones más compactos en móvil */
@media (max-width: 639px) {
    .btn-icon {
        width: 36px;
        height: 36px;
        min-height: 36px;
        padding: 0;
        font-size: var(--font-size-base);
    }
    
    .btn-icon .material-icons {
        font-size: 18px;
    }
    
    .month-item-actions .btn-icon,
    .extra-day-actions .btn-icon {
        width: 32px;
        height: 32px;
        min-height: 32px;
        font-size: var(--font-size-sm);
    }
    
    .month-item-actions .btn-icon .material-icons,
    .extra-day-actions .btn-icon .material-icons {
        font-size: 16px;
    }
}

.empty-state {
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--text-secondary);
    font-style: italic;
    font-size: var(--font-size-base);
}

/* ========== UTILITY CLASSES ========== */
.text-center {
    text-align: center;
}

.text-bright {
    color: var(--text-primary);
}

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

.text-sm {
    font-size: var(--font-size-sm);
}

.text-lg {
    font-size: var(--font-size-lg);
}

.hidden {
    display: none !important;
}

.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.flex-wrap {
    flex-wrap: wrap;
}

.justify-between {
    justify-content: space-between;
}

.justify-center {
    justify-content: center;
}

.items-center {
    align-items: center;
}

.gap-sm {
    gap: var(--spacing-sm);
}

.gap-md {
    gap: var(--spacing-md);
}

.gap-lg {
    gap: var(--spacing-lg);
}

.w-full {
    width: 100%;
}

.mt-2 {
    margin-top: var(--spacing-sm);
}

.mt-3 {
    margin-top: var(--spacing-md);
}

.mt-lg {
    margin-top: var(--spacing-lg);
}

.mt-xl {
    margin-top: var(--spacing-xl);
}

.mb-2 {
    margin-bottom: var(--spacing-sm);
}

.mb-3 {
    margin-bottom: var(--spacing-md);
}

.cursor-pointer {
    cursor: pointer;
}

/* ========== GRID SYSTEM ========== */
.grid {
    display: grid;
    gap: var(--spacing-lg);
}

.grid-2 {
    grid-template-columns: 1fr;
}

.grid-3 {
    grid-template-columns: 1fr;
}

@media (min-width: 640px) {
    .grid-2 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 768px) {
    .grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ========== ALERTS ========== */
.alert {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    border-left: 4px solid;
    font-size: var(--font-size-sm);
}

.alert-error {
    background: rgba(226, 33, 52, 0.1);
    border-color: var(--spotify-red);
    color: var(--spotify-red);
}

.alert-info {
    background: rgba(29, 185, 84, 0.1);
    border-color: var(--spotify-green);
    color: var(--spotify-green);
}

.alert-warning {
    background: rgba(255, 140, 0, 0.1);
    border-color: var(--spotify-orange);
    color: var(--spotify-orange);
}

/* ========== SCROLLBAR GLOBAL ========== */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--spotify-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--text-muted);
    border-radius: var(--radius-sm);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* ========== RESPONSIVE ADJUSTMENTS ========== */
@media (max-width: 640px) {
    header h1 {
        font-size: var(--font-size-xl);
    }
    
    .modal {
        border-radius: var(--radius-lg);
    }
    
    .modal-header {
        padding: var(--spacing-lg);
    }
    
    .modal-content {
        padding: var(--spacing-lg);
    }
    
    .calendar {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
        gap: var(--spacing-sm);
    }
    
    .calendar-day {
        min-height: 100px;
        padding: var(--spacing-sm);
    }
}

/* ========== LOADING STATES ========== */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.loading {
    animation: pulse 1.5s ease-in-out infinite;
}

/* ========== FEATURE CARDS ========== */
.feature-card {
    text-align: center;
    padding: var(--spacing-2xl);
    transition: transform var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-4px);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: var(--spacing-lg);
    color: var(--spotify-green);
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-icon .material-icons {
    font-size: 64px;
    transition: all var(--transition-base);
}

.feature-card:hover .feature-icon .material-icons {
    transform: scale(1.1);
    color: var(--spotify-green-hover);
}

.feature-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
    font-weight: 700;
}

.feature-text {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

/* ========== INSTRUCTION LIST ========== */
.instruction-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.instruction-list li {
    padding: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
    position: relative;
    color: var(--text-secondary);
}

.instruction-list li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--spotify-green);
    font-weight: bold;
    font-size: var(--font-size-lg);
}

/* ========== AVAILABILITY GRID ========== */
.availability-grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    min-height: 40px;
}

.availability-box {
    background: var(--spotify-green);
    color: var(--text-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 700;
    transition: all var(--transition-base);
    cursor: pointer;
    user-select: none;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.availability-box:hover {
    background: var(--spotify-green-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.availability-box:active {
    transform: scale(0.95);
}

/* ========== TOAST NOTIFICATIONS - SPOTIFY STYLE ========== */
.toast-container {
    position: fixed;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    max-width: 400px;
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--spotify-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border-left: 4px solid var(--spotify-green);
    min-width: 300px;
    opacity: 0;
    transform: translateX(400px);
    transition: all var(--transition-base);
}

.toast-show {
    opacity: 1;
    transform: translateX(0);
}

.toast-icon {
    font-size: 24px;
    flex-shrink: 0;
}

.toast-message {
    flex: 1;
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    font-weight: 500;
}

.toast-close {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.toast-close:hover {
    background: var(--spotify-elevated);
    color: var(--text-primary);
}

.toast-close .material-icons {
    font-size: 18px;
}

/* Toast types */
.toast-success {
    border-left-color: var(--spotify-green);
}

.toast-success .toast-icon {
    color: var(--spotify-green);
}

.toast-error {
    border-left-color: var(--spotify-red);
}

.toast-error .toast-icon {
    color: var(--spotify-red);
}

.toast-warning {
    border-left-color: var(--spotify-orange);
}

.toast-warning .toast-icon {
    color: var(--spotify-orange);
}

.toast-info {
    border-left-color: var(--spotify-blue);
}

.toast-info .toast-icon {
    color: var(--spotify-blue);
}

/* Responsive toasts */
@media (max-width: 640px) {
    .toast-container {
        top: var(--spacing-md);
        right: var(--spacing-md);
        left: var(--spacing-md);
        max-width: none;
    }
    
    .toast {
        min-width: auto;
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .toast-icon {
        font-size: 20px;
    }
    
    .toast-message {
        font-size: var(--font-size-xs);
    }
}

/* ========== MODAL ENHANCEMENTS ========== */
.modal-overlay:not(.hidden) {
    opacity: 1;
    transition: opacity var(--transition-base);
}

.modal-overlay.modal-show {
    opacity: 1;
}

.modal-overlay.modal-show .modal,
.modal-overlay:not(.hidden) .modal {
    transform: translateY(0) scale(1);
    opacity: 1;
}

.modal-message {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

.modal-icon {
    font-size: 24px;
    margin-right: var(--spacing-sm);
    vertical-align: middle;
}

.modal-success .modal-icon {
    color: var(--spotify-green);
}

.modal-error .modal-icon,
.modal-danger .modal-icon {
    color: var(--spotify-red);
}

.modal-warning .modal-icon {
    color: var(--spotify-orange);
}

.modal-info .modal-icon {
    color: var(--spotify-blue);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-subtle);
    background: var(--spotify-card);
}

.modal-footer .btn {
    min-width: 120px;
}

@media (max-width: 640px) {
    .modal-footer {
        flex-direction: column-reverse;
        padding: var(--spacing-md);
    }
    
    .modal-footer .btn {
        width: 100%;
        min-width: auto;
    }
}

/* ========== LOADING SPINNER ========== */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(18, 18, 18, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: calc(var(--z-toast) + 1);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.loading-overlay.loading-show {
    opacity: 1;
}

.loading-spinner {
    text-align: center;
}

.spinner {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-lg);
    border: 4px solid var(--border-subtle);
    border-top-color: var(--spotify-green);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading-message {
    font-size: var(--font-size-base);
    color: var(--text-primary);
    font-weight: 500;
    margin: 0;
}

/* ========== PRINT STYLES ========== */
@media print {
    body {
        background: white;
        color: black;
    }
    
    header, footer, .btn, .modal-overlay {
        display: none;
    }
    
    .card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ccc;
    }
}

/* ========== COMPACT STYLES - MOBILE OPTIMIZED ========== */

/* Nav bar compacta */
.nav-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    gap: var(--spacing-sm);
}

/* Card compacta */
.card-compact {
    padding: var(--spacing-sm);
}

.card-compact .card-header {
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.card-compact .card-content {
    padding: var(--spacing-sm);
}

.card-content-compact {
    padding: var(--spacing-sm) !important;
}

/* Card info inline */
.card-info-inline {
    background: linear-gradient(135deg, var(--spotify-card) 0%, var(--spotify-elevated) 100%);
    border-left: 3px solid var(--spotify-green);
}

.card-content-inline {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm);
    justify-content: space-between; /* Espacio entre elementos */
}

.card-content-inline > button {
    margin-left: auto; /* Empuja el botón al final */
}

.info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-primary);
}

.info-item .material-icons {
    font-size: 18px;
    color: var(--spotify-green);
}

/* Card header inline */
.card-header-inline {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm);
    border-bottom: 1px solid var(--border-subtle);
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    position: relative;
}

/* Menú de exportación */
.export-menu {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: var(--spacing-xs);
    background: var(--spotify-elevated);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-md);
    padding: var(--spacing-xs);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
}

.export-menu.hidden {
    display: none;
}

.export-menu .btn-icon-sm {
    width: auto;
    transition: all var(--transition-fast);
}

.export-menu .btn-icon-sm:hover {
    background: var(--spotify-card-hover);
    transform: scale(1.05);
}

.card-icon, .card-icon-sm {
    color: var(--spotify-green);
}

.card-icon {
    font-size: 24px;
}

.card-icon-sm {
    font-size: 18px;
}

.card-title-sm {
    font-size: var(--font-size-base);
    font-weight: 700;
    margin: 0;
    color: var(--text-primary);
}

/* Botones icono pequeños */
.btn-icon-sm {
    width: 32px;
    height: 32px;
    min-width: 32px;
    min-height: 32px;
    padding: 0;
    background: var(--spotify-card);
    color: var(--text-primary);
    border: 2px solid var(--border-medium);
    border-radius: 50%;
    cursor: pointer;
    font-weight: 700;
    font-size: var(--font-size-xl);
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-sm);
    flex-shrink: 0;
}

.btn-icon-sm:hover {
    background: var(--spotify-green);
    border-color: var(--spotify-green);
    color: var(--spotify-black);
    transform: scale(1.1);
}

.btn-icon-sm:active {
    transform: scale(0.95);
}

.btn-icon-sm .material-icons {
    font-size: 18px;
}

/* Botón webhook especial */
#exportWebhook {
    border-color: #ffc107;
}

#exportWebhook:hover {
    background: #ffc107;
    border-color: #ffc107;
    color: #000;
}

#exportWebhook .material-icons {
    color: #ffc107;
}

#exportWebhook:hover .material-icons {
    color: #000;
}

/* Botón FAB flotante */
.floating-action {
    position: fixed;
    bottom: var(--spacing-2xl);
    right: var(--spacing-lg);
    z-index: 100;
}

.btn-fab {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    padding: 0;
    box-shadow: 0 4px 16px rgba(29, 185, 84, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-fab .material-icons {
    font-size: 28px;
}

.btn-fab:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 24px rgba(29, 185, 84, 0.6);
}

.btn-fab:active {
    transform: scale(0.95);
}

@media (max-width: 640px) {
    .floating-action {
        bottom: var(--spacing-lg);
        right: var(--spacing-md);
    }
    
    .btn-fab {
        width: 56px;
        height: 56px;
    }
    
    .btn-fab .material-icons {
        font-size: 24px;
    }
}

/* Details/Summary colapsable */
.card-collapsible {
    overflow: hidden;
}

.card-header-clickable {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm);
    cursor: pointer;
    user-select: none;
    font-weight: 600;
    color: var(--text-primary);
    transition: all var(--transition-base);
    list-style: none;
}

.card-header-clickable::-webkit-details-marker {
    display: none;
}

.card-header-clickable:hover {
    background: var(--spotify-elevated);
}

/* Botones dentro del header no deben colapsar */
.card-header-clickable .btn-icon-sm {
    z-index: 1;
}

.card-header-clickable .chevron {
    margin-left: auto;
    transition: transform var(--transition-base);
}

details[open] .card-header-clickable .chevron {
    transform: rotate(180deg);
}

/* Instruction list compacta */
.instruction-list-compact {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.instruction-list-compact li {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    padding: var(--spacing-xs);
}

.instruction-list-compact li .material-icons {
    font-size: 16px;
    color: var(--spotify-green);
}

/* Badge mejorado */
.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 700;
    min-width: 40px;
}

.badge-success {
    background: var(--spotify-green);
    color: var(--text-primary);
}

.badge-danger {
    background: var(--spotify-red);
    color: var(--text-primary);
}

.badge-warning {
    background: var(--spotify-orange);
    color: var(--text-primary);
}

.badge-info {
    background: var(--spotify-blue);
    color: var(--text-primary);
}

/* Availability boxes más compactas */
.availability-grid {
    gap: 6px;
}

.availability-box {
    padding: 6px 12px;
    font-size: var(--font-size-xs);
}

/* Form label con icono */
.form-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.form-label .material-icons {
    font-size: 18px;
    color: var(--spotify-green);
}

/* Responsive adjustments */
@media (min-width: 640px) {
    .card-compact {
        padding: var(--spacing-md);
    }
    
    .card-compact .card-header {
        padding: var(--spacing-md);
        margin-bottom: var(--spacing-md);
    }
    
    .card-compact .card-content {
        padding: var(--spacing-md);
    }
    
    .card-content-compact {
        padding: var(--spacing-md) !important;
    }
    
    .info-item {
        font-size: var(--font-size-base);
    }
    
    .instruction-list-compact li {
        font-size: var(--font-size-sm);
    }
    
    .availability-box {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-sm);
    }
}

@media (min-width: 768px) {
    .card-compact {
        padding: var(--spacing-lg);
    }
    
    .floating-action {
        bottom: var(--spacing-2xl);
        right: var(--spacing-2xl);
    }
}