:root {
    --bg-main: #0b0e14;
    --bg-sidebar: #10141e;
    --bg-card: #151a26;
    --bg-card-hover: #1d2435;
    --bg-glass: rgba(21, 26, 38, 0.7);
    
    --border-color: rgba(255, 255, 255, 0.06);
    --border-color-hover: rgba(0, 242, 254, 0.3);
    
    --text-main: #f0f3f8;
    --text-muted: #8a92a5;
    
    --primary: #00f2fe;     /* Electric Cyan */
    --primary-glow: rgba(0, 242, 254, 0.18);
    --secondary: #4facfe;   /* Ocean Blue */
    --secondary-glow: rgba(79, 172, 254, 0.15);
    --accent-green: #00ff87; /* Neon Simic Green */
    --accent-green-glow: rgba(0, 255, 135, 0.15);
    --danger: #ff4c61;      /* Electric Red */
    --danger-glow: rgba(255, 76, 97, 0.15);
    
    --shadow-sm: 0 2px 10px rgba(0,0,0,0.4);
    --shadow-md: 0 8px 30px rgba(0,0,0,0.5);
    --shadow-lg: 0 16px 50px rgba(0,0,0,0.7);
    
    --font-title: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --border-radius: 16px;
    --border-radius-sm: 8px;
}

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

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: var(--font-body);
    overflow-x: hidden;
    height: 100vh;
}

/* App Layout */
.app-container {
    display: flex;
    height: 100vh;
    overflow: hidden;
}

/* Sidebar Navigation */
.sidebar {
    width: 260px;
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    padding: 24px;
    flex-shrink: 0;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 40px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--accent-green));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #000;
    font-size: 1.2rem;
    box-shadow: 0 0 15px rgba(0, 242, 254, 0.4);
}

.logo-container h2 {
    font-family: var(--font-title);
    font-size: 1.4rem;
    font-weight: 700;
    background: linear-gradient(to right, var(--text-main), var(--text-muted));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-menu {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-grow: 1;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text-muted);
    text-decoration: none;
    font-family: var(--font-title);
    font-size: 1rem;
    font-weight: 500;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
}

.nav-item i {
    font-size: 1.1rem;
}

.nav-item:hover {
    color: var(--text-main);
    background-color: rgba(255, 255, 255, 0.03);
}

.nav-item.active {
    color: #000;
    background: linear-gradient(to right, var(--primary), var(--accent-green));
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(0, 242, 254, 0.2);
}

.deck-stats-mini {
    border-top: 1px solid var(--border-color);
    padding-top: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.mini-stat {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.mini-stat .label {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.mini-stat .value {
    font-family: var(--font-title);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary);
}

/* Main Content area */
.main-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    background: radial-gradient(circle at 80% 20%, #111b2f 0%, var(--bg-main) 60%);
}

/* Top Navbar */
.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 40px;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    background-color: rgba(11, 14, 20, 0.85);
    backdrop-filter: blur(10px);
    z-index: 100;
}

.search-wrapper {
    position: relative;
    width: 400px;
}

.search-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

#search-input {
    width: 100%;
    background-color: var(--bg-sidebar);
    border: 1px solid var(--border-color);
    border-radius: 30px;
    padding: 12px 16px 12px 44px;
    color: var(--text-main);
    font-family: var(--font-body);
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

#search-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 15px var(--primary-glow);
    background-color: var(--bg-card);
}

/* Buttons */
.btn {
    font-family: var(--font-title);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 10px 20px;
    border-radius: 30px;
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition-normal);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: #000;
    box-shadow: 0 4px 15px rgba(0, 242, 254, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 242, 254, 0.5);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: var(--text-muted);
}

.btn-danger {
    background-color: var(--danger-glow);
    color: var(--danger);
    border: 1px solid rgba(255, 76, 97, 0.3);
}

.btn-danger:hover {
    background-color: var(--danger);
    color: #000;
    box-shadow: 0 4px 15px rgba(255, 76, 97, 0.3);
    transform: translateY(-2px);
}

.btn-text {
    background: transparent;
    color: var(--text-muted);
}

.btn-text:hover {
    color: var(--text-main);
    background-color: rgba(255, 255, 255, 0.03);
}

/* Sections */
.content-section {
    display: none;
    padding: 40px;
}

.content-section.active {
    display: block;
    animation: fadeIn 0.4s ease forwards;
}

.section-header {
    margin-bottom: 32px;
}

.section-header h1 {
    font-family: var(--font-title);
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 8px;
    background: linear-gradient(to right, #fff, var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1rem;
}

/* Stats Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}

.stat-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    transition: var(--transition-normal);
}

.stat-card:hover {
    transform: translateY(-3px);
    border-color: var(--border-color-hover);
    box-shadow: var(--shadow-sm);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
}

.icon-blue { background-color: var(--secondary-glow); color: var(--secondary); }
.icon-green { background-color: var(--accent-green-glow); color: var(--accent-green); }
.icon-cyan { background-color: var(--primary-glow); color: var(--primary); }
.icon-gold { background-color: rgba(255, 215, 0, 0.1); color: gold; }

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.stat-number {
    font-family: var(--font-title);
    font-size: 1.6rem;
    font-weight: 700;
}

/* Charts Panel */
.charts-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    margin-bottom: 40px;
}

.chart-container {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 30px;
}

.chart-container h3 {
    font-family: var(--font-title);
    font-size: 1.2rem;
    margin-bottom: 24px;
}

.color-chart-bars {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.color-bar-wrapper {
    display: grid;
    grid-template-columns: 150px 1fr 40px;
    align-items: center;
    gap: 16px;
}

.color-label {
    font-size: 0.9rem;
    font-weight: 500;
}

.progress-bar-bg {
    height: 12px;
    background-color: rgba(255,255,255,0.05);
    border-radius: 6px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    border-radius: 6px;
    transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.fill-white { background: linear-gradient(to right, #fcfcfc, #e0e0e0); }
.fill-blue { background: linear-gradient(to right, var(--secondary), var(--primary)); }
.fill-black { background: linear-gradient(to right, #333333, #555555); }
.fill-red { background: linear-gradient(to right, var(--danger), #ff8a00); }
.fill-green { background: linear-gradient(to right, var(--accent-green), #00ffcc); }
.fill-colorless { background: linear-gradient(to right, #555, var(--text-muted)); }

.color-count {
    text-align: right;
    font-weight: 600;
    font-family: var(--font-title);
}

/* Type chart layout */
.type-chart-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.type-chart-item {
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.03);
    border-radius: var(--border-radius-sm);
    padding: 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.type-chart-name {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.type-chart-val {
    font-family: var(--font-title);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary);
}

/* Filter Bar */
.filters-bar {
    display: flex;
    gap: 24px;
    align-items: center;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 16px 24px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 12px;
}

.filter-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
}

.filter-buttons {
    display: flex;
    gap: 8px;
}

.filter-btn {
    background-color: rgba(255,255,255,0.03);
    border: 1px solid var(--border-color);
    padding: 6px 14px;
    border-radius: 20px;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.85rem;
    font-family: var(--font-title);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition-fast);
}

.filter-btn:hover {
    color: var(--text-main);
    background-color: rgba(255,255,255,0.07);
}

.filter-btn.active {
    background-color: rgba(0, 242, 254, 0.1);
    color: var(--primary);
    border-color: var(--primary);
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}
.dot-white { background-color: #f6f6f6; border: 1px solid #aaa; }
.dot-blue { background-color: var(--secondary); }
.dot-black { background-color: #555555; }
.dot-red { background-color: var(--danger); }
.dot-green { background-color: var(--accent-green); }
.dot-colorless { background-color: var(--text-muted); }

.filter-select {
    background-color: var(--bg-sidebar);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 8px 12px;
    border-radius: var(--border-radius-sm);
    font-family: var(--font-body);
    font-size: 0.85rem;
    outline: none;
    cursor: pointer;
}

.filter-select:focus {
    border-color: var(--primary);
}

/* Cards Grid */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 24px;
}

.mtg-card-item {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    position: relative;
    cursor: pointer;
    transition: var(--transition-normal);
}

.mtg-card-item:hover {
    transform: translateY(-5px);
    border-color: var(--border-color-hover);
    box-shadow: var(--shadow-md);
}

.card-image-container {
    width: 100%;
    aspect-ratio: 0.718; /* standard MTG ratio */
    position: relative;
    overflow: hidden;
    background-color: #000;
}

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

.mtg-card-item:hover .card-img {
    transform: scale(1.05);
}

.card-qty-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: #000;
    font-family: var(--font-title);
    font-weight: 700;
    font-size: 0.9rem;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.5);
    z-index: 5;
}

.card-hover-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 50%);
    opacity: 0;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: 16px;
    transition: opacity var(--transition-fast);
    z-index: 2;
}

.mtg-card-item:hover .card-hover-overlay {
    opacity: 1;
}

.quick-qty-controls {
    display: flex;
    background-color: rgba(11, 14, 20, 0.9);
    border-radius: 20px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.quick-qty-btn {
    border: none;
    background: transparent;
    color: var(--text-main);
    width: 32px;
    height: 32px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.quick-qty-btn:hover {
    background-color: rgba(255,255,255,0.1);
    color: var(--primary);
}

.card-info-panel {
    padding: 16px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.card-title-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 6px;
    gap: 8px;
}

.card-title-row h4 {
    font-family: var(--font-title);
    font-size: 0.95rem;
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
}

.card-type-tag {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 12px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.card-bottom-row {
    margin-top: auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-colors-container {
    display: flex;
    gap: 4px;
}

.card-color-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

/* Mana Cost formatting */
.mana-container {
    display: flex;
    gap: 2px;
}

.mana-symbol {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    font-size: 0.65rem;
    font-family: var(--font-title);
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    text-shadow: 0 1px 1px #000;
    box-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

.mana-green { background-color: #228b22; border: 1px solid #1c731c; }
.mana-blue { background-color: #1e90ff; border: 1px solid #1573cc; }
.mana-red { background-color: #ff4500; border: 1px solid #cc3700; }
.mana-black { background-color: #333; border: 1px solid #222; }
.mana-white { background-color: #f0f0f2; color: #111; border: 1px solid #ccc; text-shadow: none; }
.mana-colorless { background-color: #888; border: 1px solid #666; }
.mana-generic { background-color: #a6a6a6; color: #111; border: 1px solid #8c8c8c; text-shadow: none; }

/* Modals Overlay */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(5, 7, 10, 0.75);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
    z-index: 1000;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    width: 650px;
    max-width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    padding: 32px;
    box-shadow: var(--shadow-lg);
    transform: translateY(20px);
    transition: transform var(--transition-normal);
}

.modal-overlay.active .modal-content {
    transform: translateY(0);
}

.glassmorphism {
    background: var(--bg-glass);
    border: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.modal-header h2 {
    font-family: var(--font-title);
    font-size: 1.5rem;
    font-weight: 700;
}

.modal-close-btn {
    border: none;
    background: transparent;
    color: var(--text-muted);
    font-size: 1.3rem;
    cursor: pointer;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.modal-close-btn:hover {
    color: var(--text-main);
    background-color: rgba(255,255,255,0.05);
}

/* Modal Form Styles */
.modal-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-row {
    display: flex;
    gap: 20px;
}

.flex-grow {
    flex-grow: 1;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
}

.form-group input, 
.form-group textarea, 
.form-group select {
    background-color: rgba(0,0,0,0.25);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    padding: 10px 14px;
    color: var(--text-main);
    font-family: var(--font-body);
    font-size: 0.9rem;
    outline: none;
    transition: var(--transition-fast);
}

.form-group input:focus, 
.form-group textarea:focus, 
.form-group select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 10px var(--primary-glow);
}

.input-with-button {
    display: flex;
    gap: 12px;
}

.input-with-button input {
    flex-grow: 1;
}

.form-help {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.form-divider {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 10px 0;
}

.color-checkboxes {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    padding-top: 8px;
}

.cb-label {
    font-size: 0.9rem !important;
    font-weight: 500 !important;
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 16px;
    margin-top: 12px;
}

/* Scryfall feedback banner */
.scryfall-feedback {
    background-color: rgba(0, 242, 254, 0.05);
    border: 1px solid rgba(0, 242, 254, 0.2);
    border-radius: var(--border-radius-sm);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.85rem;
}

.spinner {
    width: 18px;
    height: 18px;
    border: 2px solid rgba(0, 242, 254, 0.2);
    border-top: 2px solid var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* Detail Modal specific styling */
.card-detail-content {
    width: 800px;
    max-width: 95%;
    padding: 40px;
}

.detail-grid {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 40px;
}

.detail-image-panel {
    width: 100%;
}

.detail-image-panel img {
    width: 100%;
    border-radius: 14px;
    box-shadow: var(--shadow-lg);
}

.detail-info-panel {
    display: flex;
    flex-direction: column;
}

.detail-header-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 8px;
}

.detail-header-row h2 {
    font-family: var(--font-title);
    font-size: 1.8rem;
    font-weight: 700;
}

.detail-subtitle {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.detail-type-tag {
    font-family: var(--font-title);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--primary);
    background-color: var(--primary-glow);
    padding: 6px 14px;
    border-radius: 20px;
    display: inline-block;
    align-self: flex-start;
    margin-bottom: 24px;
    border: 1px solid rgba(0, 242, 254, 0.2);
}

.detail-section {
    margin-bottom: 24px;
}

.detail-section h4 {
    font-family: var(--font-title);
    color: var(--text-muted);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 8px;
}

.detail-rules-text {
    font-size: 0.95rem;
    line-height: 1.5;
    background-color: rgba(0,0,0,0.25);
    border: 1px solid var(--border-color);
    padding: 16px;
    border-radius: var(--border-radius-sm);
    white-space: pre-line;
}

.detail-meta-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 32px;
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
}

.meta-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.meta-label {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.meta-val {
    font-family: var(--font-title);
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--text-main);
}

.detail-actions {
    margin-top: auto;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.detail-actions .btn {
    padding: 12px 20px;
}

.detail-actions a {
    text-decoration: none;
}

/* Toast System */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 2000;
}

.toast {
    background-color: var(--bg-card);
    border-left: 4px solid var(--primary);
    box-shadow: var(--shadow-lg);
    border-radius: var(--border-radius-sm);
    padding: 16px 20px;
    color: var(--text-main);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 250px;
    animation: slideIn 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.toast-success { border-left-color: var(--accent-green); }
.toast-error { border-left-color: var(--danger); }

@keyframes slideIn {
    0% { transform: translateX(100%); opacity: 0; }
    100% { transform: translateX(0); opacity: 1; }
}

@keyframes fadeIn {
    0% { opacity: 0; }
    100% { opacity: 1; }
}

/* Responsive details */
@media (max-width: 768px) {
    .app-container {
        flex-direction: column;
    }
    
    .sidebar {
        width: 100%;
        height: auto;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding: 16px;
    }
    
    .logo-container {
        margin-bottom: 16px;
    }
    
    .nav-menu {
        flex-direction: row;
        gap: 8px;
    }
    
    .deck-stats-sidebar {
        display: none;
    }
    
    .top-bar {
        padding: 16px 20px;
        flex-direction: column;
        gap: 16px;
        align-items: stretch;
    }
    
    .search-wrapper {
        width: 100%;
    }
    
    .content-section {
        padding: 20px;
    }
    
    .charts-grid {
        grid-template-columns: 1fr;
    }
    
    .detail-grid {
        grid-template-columns: 1fr;
    }
    
    .detail-image-panel {
        max-width: 220px;
        margin: 0 auto;
    }
}

/* Sidebar Collections Styles */
.sidebar-section {
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.section-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    font-weight: 600;
    margin-bottom: 8px;
    display: block;
}

.collection-select-wrapper {
    display: flex;
    gap: 8px;
    align-items: center;
}

.collection-select {
    flex-grow: 1;
    background-color: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 8px 12px;
    border-radius: var(--border-radius-sm);
    font-family: var(--font-body);
    font-size: 0.85rem;
    outline: none;
    cursor: pointer;
    width: calc(100% - 40px);
}

.collection-select:focus {
    border-color: var(--primary);
}

.btn-icon {
    width: 34px;
    height: 34px;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--border-color);
    background-color: rgba(255, 255, 255, 0.03);
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: var(--transition-fast);
    flex-shrink: 0;
}

.btn-icon:hover {
    color: var(--primary);
    border-color: var(--primary);
    background-color: var(--primary-glow);
    box-shadow: 0 0 10px var(--primary-glow);
}