/* Premium TaskNest - Luxury Design System */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Sophisticated Professional Color Palette */
    --primary-dark: #0a0a0a;
    --secondary-dark: #1a1a1a;
    --tertiary-dark: #2a2a2a;
    --accent-primary: #4a4a4a;
    --accent-secondary: #6a6a6a;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #808080;
    --accent-gold: #d4af37;
    --accent-silver: #c0c0c0;
    --accent-platinum: #e5e4e2;
    
    /* Professional Gradients */
    --primary-gradient: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 50%, #2a2a2a 100%);
    --accent-gradient: linear-gradient(135deg, #4a4a4a 0%, #6a6a6a 100%);
    --gold-gradient: linear-gradient(135deg, #d4af37 0%, #f4e4a1 50%, #d4af37 100%);
    --subtle-gradient: linear-gradient(135deg, rgba(255,255,255,0.02) 0%, rgba(255,255,255,0.05) 100%);
    
    /* Sophisticated Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-bg-hover: rgba(255, 255, 255, 0.06);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-border-hover: rgba(255, 255, 255, 0.12);
    --glass-shadow: 0 4px 24px 0 rgba(0, 0, 0, 0.3);
    --glass-shadow-hover: 0 8px 32px 0 rgba(0, 0, 0, 0.4);
    --glass-blur: blur(12px);
    
    /* Professional Typography */
    --text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    --text-glow: 0 0 10px rgba(212, 175, 55, 0.2);
    
    /* Elegant Shadows */
    --shadow-subtle: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-medium: 0 4px 16px rgba(0, 0, 0, 0.3);
    --shadow-large: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 16px 64px rgba(0, 0, 0, 0.5);
    
    /* Professional Transitions */
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-refined: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-elegant: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
    
    /* Sophisticated Spacing */
    --border-radius: 8px;
    --border-radius-sm: 4px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
}

/* Sophisticated Professional Design */
body {
    font-family: 'Inter', 'Helvetica Neue', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--primary-gradient);
    min-height: 100vh;
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Refined Background Effects */
.background-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -3;
    overflow: hidden;
}

.floating-orb {
    position: absolute;
    border-radius: 50%;
    background: var(--subtle-gradient);
    filter: blur(60px);
    opacity: 0.15;
    animation: subtleFloat 30s infinite ease-in-out;
}

.orb-1 {
    width: 400px;
    height: 400px;
    top: -200px;
    left: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 500px;
    height: 500px;
    bottom: -250px;
    right: -250px;
    animation-delay: 10s;
}

.orb-3 {
    width: 300px;
    height: 300px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: 20s;
}

@keyframes subtleFloat {
    0%, 100% {
        transform: translate(0, 0) scale(1);
        opacity: 0.15;
    }
    33% {
        transform: translate(30px, -20px) scale(1.05);
        opacity: 0.1;
    }
    66% {
        transform: translate(-20px, 30px) scale(0.95);
        opacity: 0.2;
    }
}

.particle-canvas {
    display: none; /* Remove particles for professional look */
}

.noise-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMDAiIGhlaWdodD0iMzAwIj48ZmlsdGVyIGlkPSJhIj48ZmVUdXJidWxlbmNlIHR5cGU9ImZyYWN0YWxOb2lzZSIgYmFzZUZyZXF1ZW5jeT0iLjg1IiBzdGl0Y2hUaWxlcz0ic3RpdGNoIi8+PGZlQ29sb3JNYXRyaXggdHlwZT0ic2F0dXJhdGUiIHZhbHVlcz0iMCIvPjwvZmlsdGVyPjxyZWN0IHdpZHRoPSIxMDAlIiBoZWlnaHQ9IjEwMCUiIGZpbHRlcj0idXJsKCNhKSIgb3BhY2l0eT0iLjAyIi8+PC9zdmc+');
    pointer-events: none;
    z-index: -2;
    opacity: 0.03;
}

.light-beams {
    display: none; /* Remove light beams for professional look */
}

/* Sophisticated App Container */
.app-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px;
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

/* Elegant Header */
.header {
    margin-bottom: 60px;
    text-align: center;
    position: relative;
}

.header-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

.logo-container {
    position: relative;
    display: inline-block;
}

.logo {
    font-size: 2.5rem;
    font-weight: 200;
    font-family: 'Inter', sans-serif;
    letter-spacing: 0.05em;
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    padding: 24px 40px;
    box-shadow: var(--shadow-medium);
    transition: var(--transition-refined);
    position: relative;
    overflow: hidden;
}

.logo::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--subtle-gradient);
    opacity: 0;
    transition: var(--transition-smooth);
}

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

.logo:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-large);
    border-color: var(--glass-border-hover);
}

.nest-icon {
    font-size: 1.8rem;
    color: var(--accent-gold);
    opacity: 0.8;
}

.logo-text {
    color: var(--text-primary);
    font-weight: 300;
    letter-spacing: 0.1em;
}

.logo-glow {
    display: none; /* Remove glow for professional look */
}

.motivation-quote {
    font-size: 1.1rem;
    font-weight: 300;
    color: var(--text-secondary);
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    padding: 20px 32px;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-subtle);
    transition: var(--transition-refined);
    position: relative;
    overflow: hidden;
    font-style: normal;
}

.motivation-quote::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: var(--accent-gradient);
    transform: scaleX(0);
    transition: var(--transition-smooth);
}

.motivation-quote:hover::before {
    transform: scaleX(0.5);
}

.motivation-quote:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-medium);
    background: var(--glass-bg-hover);
}

.quote-icon {
    display: none; /* Remove quote icons for professional look */
}

.quote-text {
    position: relative;
    z-index: 1;
}

/* Main Content Layout */
.main-content {
    display: grid;
    gap: 30px;
    grid-template-columns: 1fr;
}

/* Elegant Dashboard Section */
.dashboard-section {
    margin-bottom: 40px;
}

.premium-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    padding: 32px;
    box-shadow: var(--shadow-medium);
    transition: var(--transition-refined);
    position: relative;
    overflow: hidden;
}

.premium-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--subtle-gradient);
    pointer-events: none;
    opacity: 0;
    transition: var(--transition-smooth);
}

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

.premium-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-large);
    border-color: var(--glass-border-hover);
    background: var(--glass-bg-hover);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    position: relative;
    z-index: 1;
}

.dashboard-title {
    font-size: 1.5rem;
    font-weight: 400;
    font-family: 'Inter', sans-serif;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 12px;
    letter-spacing: 0.02em;
}

.dashboard-title i {
    font-size: 1.2rem;
    color: var(--accent-gold);
    opacity: 0.7;
}

.header-decoration {
    width: 60px;
    height: 1px;
    background: var(--accent-gradient);
    border-radius: 1px;
    position: relative;
    overflow: hidden;
}

.header-decoration::after {
    display: none; /* Remove shimmer for professional look */
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 20px;
    position: relative;
    z-index: 1;
}

.premium-stat {
    text-align: center;
    padding: 24px 20px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    transition: var(--transition-refined);
    position: relative;
    overflow: hidden;
}

.premium-stat::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--subtle-gradient);
    opacity: 0;
    transition: var(--transition-smooth);
}

.premium-stat:hover::before {
    opacity: 1;
}

.premium-stat:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.04);
    border-color: var(--glass-border-hover);
    box-shadow: var(--shadow-medium);
}

.stat-icon {
    font-size: 1.8rem;
    margin-bottom: 12px;
    color: var(--accent-gold);
    opacity: 0.6;
    position: relative;
    z-index: 2;
}

.stat-number {
    font-size: 2.2rem;
    font-weight: 300;
    font-family: 'Inter', sans-serif;
    color: var(--text-primary);
    margin-bottom: 8px;
    position: relative;
    z-index: 2;
    letter-spacing: 0.02em;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    position: relative;
    z-index: 2;
}

.stat-glow {
    display: none; /* Remove glow for professional look */
}

/* Elegant Task Input Section */
.task-input-section {
    margin-bottom: 40px;
}

.task-input-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    padding: 32px;
    box-shadow: var(--shadow-medium);
    transition: var(--transition-refined);
    position: relative;
    overflow: hidden;
}

.task-input-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--subtle-gradient);
    pointer-events: none;
    opacity: 0;
    transition: var(--transition-smooth);
}

.task-input-card:hover::before {
    opacity: 1;
}

.task-input-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-large);
    border-color: var(--glass-border-hover);
    background: var(--glass-bg-hover);
}

.section-title {
    font-size: 1.3rem;
    font-weight: 400;
    font-family: 'Inter', sans-serif;
    color: var(--text-primary);
    margin-bottom: 24px;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    letter-spacing: 0.02em;
}

.section-title i {
    font-size: 1.1rem;
    color: var(--accent-gold);
    opacity: 0.7;
}

.premium-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
    position: relative;
    z-index: 1;
}

.input-group {
    position: relative;
}

.premium-input {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--border-radius);
    padding: 16px 20px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    transition: var(--transition-refined);
    position: relative;
    z-index: 2;
}

.premium-input::placeholder {
    color: var(--text-muted);
    font-style: normal;
    opacity: 0.6;
}

.premium-input:focus {
    outline: none;
    border-color: var(--glass-border-hover);
    background: rgba(255, 255, 255, 0.06);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.input-glow {
    display: none; /* Remove glow for professional look */
}

.task-textarea {
    resize: vertical;
    min-height: 80px;
}

.premium-time-group {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
}

.premium-label {
    font-weight: 500;
    color: var(--text-secondary);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 8px;
    letter-spacing: 0.02em;
}

.premium-label i {
    color: var(--accent-gold);
    opacity: 0.6;
}

.time-input-wrapper {
    display: flex;
    align-items: center;
    gap: 12px;
}

.time-input {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--border-radius-sm);
    padding: 12px 16px;
    color: var(--text-primary);
    font-size: 1rem;
    width: 100px;
    transition: var(--transition-refined);
    text-align: center;
    font-weight: 400;
}

.time-input:focus {
    outline: none;
    border-color: var(--glass-border-hover);
    background: rgba(255, 255, 255, 0.06);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.time-controls {
    display: flex;
    gap: 8px;
}

.time-btn {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-sm);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-refined);
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.85rem;
}

.time-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-1px);
    box-shadow: var(--shadow-subtle);
    color: var(--text-primary);
}

.time-btn:active {
    transform: translateY(0);
}

.premium-btn {
    background: var(--accent-gradient);
    border: none;
    border-radius: var(--border-radius);
    padding: 16px 32px;
    color: var(--text-primary);
    font-weight: 500;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition-refined);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    box-shadow: var(--shadow-medium);
    position: relative;
    overflow: hidden;
    text-transform: none;
    letter-spacing: 0.02em;
    font-family: 'Inter', sans-serif;
}

.premium-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.05);
    opacity: 0;
    transition: var(--transition-smooth);
}

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

.premium-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-large);
}

.premium-btn:active {
    transform: translateY(-1px);
}

.btn-icon {
    font-size: 1.1rem;
    position: relative;
    z-index: 2;
}

.btn-text {
    position: relative;
    z-index: 2;
}

.btn-glow {
    display: none; /* Remove glow for professional look */
}

/* Elegant Buttons */
.secondary-btn {
    background: rgba(255, 255, 255, 0.08);
    box-shadow: none;
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--text-secondary);
}

.secondary-btn:hover {
    background: rgba(255, 255, 255, 0.12);
    box-shadow: var(--shadow-subtle);
    border-color: var(--glass-border-hover);
    color: var(--text-primary);
}

/* Elegant Timer Section */
.timer-section {
    margin-bottom: 40px;
}

.timer-section.hidden {
    display: none;
}

.timer-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    padding: 32px;
    box-shadow: var(--shadow-medium);
    text-align: center;
    transition: var(--transition-refined);
    position: relative;
    overflow: hidden;
}

.timer-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--subtle-gradient);
    pointer-events: none;
    opacity: 0;
    transition: var(--transition-smooth);
}

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

.timer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
    position: relative;
    z-index: 1;
}

.current-task-name {
    font-size: 1.4rem;
    font-weight: 400;
    font-family: 'Inter', sans-serif;
    color: var(--text-primary);
    flex: 1;
    text-align: left;
    letter-spacing: 0.02em;
}

.premium-close-btn {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-sm);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-refined);
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.premium-close-btn:hover {
    background: rgba(255, 67, 54, 0.1);
    border-color: rgba(255, 67, 54, 0.2);
    transform: rotate(90deg);
    color: var(--text-primary);
}

/* Elegant Circular Progress Timer */
.timer-display {
    display: flex;
    justify-content: center;
    margin-bottom: 32px;
    position: relative;
    z-index: 1;
}

.premium-progress {
    position: relative;
    width: 220px;
    height: 220px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.progress-glow {
    display: none; /* Remove glow for professional look */
}

.progress-ring {
    transform: rotate(-90deg);
    filter: drop-shadow(0 0 8px rgba(212, 175, 55, 0.2));
}

.progress-ring-bg {
    stroke: rgba(255, 255, 255, 0.08);
    stroke-width: 8;
    fill: none;
}

.progress-ring-fill {
    stroke-width: 8;
    fill: none;
    stroke-linecap: round;
    transition: stroke-dashoffset 1s cubic-bezier(0.4, 0, 0.2, 1);
    filter: drop-shadow(0 0 6px rgba(212, 175, 55, 0.3));
}

.timer-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    z-index: 2;
}

.time-remaining {
    font-size: 2.2rem;
    font-weight: 300;
    font-family: 'Inter', sans-serif;
    color: var(--text-primary);
    margin-bottom: 8px;
    letter-spacing: 0.02em;
}

.timer-status {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.pulse-ring {
    display: none; /* Remove pulse for professional look */
}

.premium-controls {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.timer-btn {
    min-width: 140px;
    padding: 14px 24px;
    font-size: 0.95rem;
}

.timer-btn.hidden {
    display: none;
}

/* Elegant Tasks Section */
.tasks-section {
    margin-bottom: 40px;
}

.tasks-container {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    padding: 32px;
    box-shadow: var(--shadow-medium);
    transition: var(--transition-refined);
    position: relative;
    overflow: hidden;
}

.tasks-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--subtle-gradient);
    pointer-events: none;
    opacity: 0;
    transition: var(--transition-smooth);
}

.tasks-container:hover::before {
    opacity: 1;
}

.tasks-container:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-large);
    border-color: var(--glass-border-hover);
    background: var(--glass-bg-hover);
}

.premium-tasks-list {
    display: grid;
    gap: 16px;
    position: relative;
    z-index: 1;
}

.task-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--border-radius);
    padding: 20px;
    transition: var(--transition-refined);
    position: relative;
    overflow: hidden;
}

.task-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--subtle-gradient);
    opacity: 0;
    transition: var(--transition-smooth);
}

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

.task-card:hover {
    background: rgba(255, 255, 255, 0.06);
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
    border-color: var(--glass-border-hover);
}

.task-card.completed {
    opacity: 0.6;
    background: rgba(76, 175, 80, 0.05);
    border-color: rgba(76, 175, 80, 0.1);
}

.task-card.completed::before {
    background: linear-gradient(135deg, rgba(76, 175, 80, 0.05) 0%, rgba(139, 195, 74, 0.05) 100%);
    opacity: 1;
}

.task-card.completed .task-name {
    text-decoration: line-through;
    color: var(--text-muted);
}

.task-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
    position: relative;
    z-index: 2;
}

.task-info {
    flex: 1;
}

.task-name {
    font-size: 1.1rem;
    font-weight: 500;
    font-family: 'Inter', sans-serif;
    margin-bottom: 6px;
    color: var(--text-primary);
    letter-spacing: 0.01em;
}

.task-description {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
    line-height: 1.4;
    font-style: normal;
}

.task-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.task-time {
    display: flex;
    align-items: center;
    gap: 6px;
}

.task-time i {
    color: var(--accent-gold);
    opacity: 0.6;
    font-size: 0.9rem;
}

.task-actions {
    display: flex;
    gap: 8px;
}

.task-btn {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-sm);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-refined);
    color: var(--text-secondary);
    font-size: 0.9rem;
    position: relative;
    overflow: hidden;
}

.task-btn::before {
    display: none; /* Remove ripple for professional look */
}

.task-btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-subtle);
    border-color: var(--glass-border-hover);
    color: var(--text-primary);
}

.task-btn.complete-btn:hover {
    background: rgba(76, 175, 80, 0.1);
    border-color: rgba(76, 175, 80, 0.2);
    color: #4caf50;
}

.task-btn.delete-btn:hover {
    background: rgba(244, 67, 54, 0.1);
    border-color: rgba(244, 67, 54, 0.2);
    color: #f44336;
}

.premium-empty-state {
    text-align: center;
    padding: 60px 32px;
    color: var(--text-muted);
    position: relative;
    z-index: 1;
}

.empty-icon {
    font-size: 3rem;
    margin-bottom: 16px;
    opacity: 0.4;
    color: var(--accent-gold);
}

.empty-icon i {
    font-size: 3rem;
}

.premium-empty-state p {
    font-size: 1rem;
    font-style: normal;
    margin-bottom: 8px;
    letter-spacing: 0.02em;
}

.empty-decoration {
    width: 80px;
    height: 1px;
    background: var(--accent-gradient);
    margin: 16px auto;
    border-radius: 1px;
    position: relative;
    overflow: hidden;
}

.empty-decoration::after {
    display: none; /* Remove shimmer for professional look */
}

/* Elegant Modals */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-refined);
}

.modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--subtle-gradient);
    opacity: 0.3;
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal.hidden {
    display: none;
}

.premium-modal-content {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    max-width: 480px;
    width: 90%;
    text-align: center;
    box-shadow: var(--shadow-large);
    transform: scale(0.95) translateY(20px);
    transition: var(--transition-refined);
    position: relative;
    overflow: hidden;
    z-index: 2;
}

.premium-modal-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--subtle-gradient);
    pointer-events: none;
    opacity: 0;
    transition: var(--transition-smooth);
}

.modal.active .premium-modal-content::before {
    opacity: 1;
}

.modal.active .premium-modal-content {
    transform: scale(1) translateY(0);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.modal-title {
    font-size: 1.4rem;
    font-weight: 500;
    font-family: 'Inter', sans-serif;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 12px;
    letter-spacing: 0.02em;
}

.modal-title i {
    font-size: 1.2rem;
    color: var(--accent-gold);
    opacity: 0.7;
}

.modal-decoration {
    width: 60px;
    height: 1px;
    background: var(--accent-gradient);
    border-radius: 1px;
    position: relative;
    overflow: hidden;
    margin: 0 auto 20px;
}

.modal-decoration::after {
    display: none; /* Remove shimmer for professional look */
}

.modal-message {
    color: var(--text-secondary);
    margin-bottom: 28px;
    line-height: 1.5;
    font-size: 1rem;
    font-weight: 400;
    position: relative;
    z-index: 1;
}

.premium-modal-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.modal-btn {
    min-width: 120px;
    padding: 12px 24px;
    font-size: 0.95rem;
    position: relative;
    overflow: hidden;
}

.success-modal {
    text-align: center;
}

.premium-success-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    color: var(--accent-gold);
    position: relative;
    z-index: 1;
    opacity: 0.8;
}

.premium-success-icon i {
    font-size: 3rem;
}

.success-glow {
    display: none; /* Remove glow for professional look */
}

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

.toast {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 16px 20px;
    min-width: 280px;
    max-width: 360px;
    box-shadow: var(--shadow-medium);
    transform: translateX(400px) scale(0.95);
    opacity: 0;
    transition: var(--transition-refined);
    position: relative;
    overflow: hidden;
}

.toast::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: var(--accent-gradient);
    transition: var(--transition-smooth);
}

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

.toast.success::before {
    background: linear-gradient(135deg, #4caf50, #8bc34a);
}

.toast.warning::before {
    background: linear-gradient(135deg, #ff9800, #ffc107);
}

.toast.info::before {
    background: linear-gradient(135deg, #2196f3, #03a9f4);
}

.toast-message {
    color: var(--text-primary);
    font-size: 0.9rem;
    line-height: 1.4;
    font-weight: 400;
    position: relative;
    z-index: 1;
}

/* Elegant Responsive Design */
@media (max-width: 768px) {
    .app-container {
        padding: 24px;
    }
    
    .logo {
        font-size: 2rem;
        padding: 20px 32px;
    }
    
    .motivation-quote {
        font-size: 1rem;
        padding: 16px 24px;
    }
    
    .premium-card {
        padding: 24px 20px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .timer-header {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
    
    .premium-progress {
        width: 200px;
        height: 200px;
    }
    
    .time-remaining {
        font-size: 2rem;
    }
    
    .premium-modal-content {
        padding: 32px 24px;
        margin: 16px;
    }
    
    .modal-title {
        font-size: 1.2rem;
    }
    
    .premium-modal-actions {
        flex-direction: column;
    }
    
    .modal-btn {
        width: 100%;
    }
    
    .premium-toast-container {
        left: 16px;
        right: 16px;
        top: 16px;
    }
    
    .toast {
        min-width: auto;
        max-width: none;
    }
}

@media (max-width: 480px) {
    .header-content {
        gap: 16px;
    }
    
    .section-title {
        font-size: 1.2rem;
    }
    
    .task-header {
        flex-direction: column;
        gap: 12px;
    }
    
    .task-actions {
        align-self: flex-end;
    }
    
    .premium-controls {
        flex-direction: column;
    }
    
    .timer-btn {
        width: 100%;
    }
    
    .premium-time-group {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }
    
    .time-input-wrapper {
        justify-content: center;
    }
}

/* Elegant Animation Classes */
.fade-in {
    animation: elegantFadeIn 0.6s ease-out;
}

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

.slide-in {
    animation: elegantSlideIn 0.6s ease-out;
}

@keyframes elegantSlideIn {
    from { 
        transform: translateX(-30px);
        opacity: 0;
    }
    to { 
        transform: translateX(0);
        opacity: 1;
    }
}

.pulse {
    animation: elegantPulse 4s ease-in-out infinite;
}

@keyframes elegantPulse {
    0%, 100% { 
        opacity: 1;
    }
    50% { 
        opacity: 0.8;
    }
}

/* Elegant Loading Animation */
.loading {
    position: relative;
    overflow: hidden;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    animation: elegantLoading 2s infinite;
}

@keyframes elegantLoading {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* Elegant Focus States */
.premium-input:focus,
.premium-btn:focus,
.task-btn:focus {
    outline: none;
    box-shadow: 0 0 0 2px var(--accent-gold), var(--shadow-medium);
}

/* Elegant Selection States */
.premium-input::selection,
.toast-message::selection {
    background: rgba(212, 175, 55, 0.2);
    color: var(--text-primary);
}

/* Elegant Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--accent-gradient);
    border-radius: 4px;
    transition: var(--transition-smooth);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-gold);
}

/* Elegant Selection for Firefox */
::-moz-selection {
    background: rgba(212, 175, 55, 0.2);
    color: var(--text-primary);
}

/* Professional Entrance Animation */
@keyframes elegantEntrance {
    0% {
        opacity: 0;
        transform: translateY(40px) scale(0.95);
        filter: blur(10px);
    }
    50% {
        opacity: 0.8;
        transform: translateY(-10px) scale(1.02);
        filter: blur(2px);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
        filter: blur(0);
    }
}

@keyframes slideInFromLeft {
    0% {
        opacity: 0;
        transform: translateX(-60px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInFromRight {
    0% {
        opacity: 0;
        transform: translateX(60px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInUp {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    0% {
        opacity: 0;
        transform: scale(0.8);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

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

/* Entrance Animation Classes */
.entrance-animate {
    animation: elegantEntrance 1.2s cubic-bezier(0.23, 1, 0.32, 1) forwards;
}

.slide-in-left {
    animation: slideInFromLeft 0.8s cubic-bezier(0.23, 1, 0.32, 1) forwards;
}

.slide-in-right {
    animation: slideInFromRight 0.8s cubic-bezier(0.23, 1, 0.32, 1) forwards;
}

.fade-in-up {
    animation: fadeInUp 0.6s cubic-bezier(0.23, 1, 0.32, 1) forwards;
}

.scale-in {
    animation: scaleIn 0.8s cubic-bezier(0.23, 1, 0.32, 1) forwards;
}

.background-reveal {
    animation: backgroundReveal 2s ease-out forwards;
}

/* Staggered Animation Delays */
.stagger-1 { animation-delay: 0.1s; }
.stagger-2 { animation-delay: 0.2s; }
.stagger-3 { animation-delay: 0.3s; }
.stagger-4 { animation-delay: 0.4s; }
.stagger-5 { animation-delay: 0.5s; }
.stagger-6 { animation-delay: 0.6s; }
.stagger-7 { animation-delay: 0.7s; }
.stagger-8 { animation-delay: 0.8s; }

/* Initial Hidden State */
.entrance-hidden {
    opacity: 0;
    transform: translateY(30px) scale(0.95);
}

/* Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.6s ease-out;
}

.loading-screen.hidden {
    opacity: 0;
    pointer-events: none;
}

.loading-logo {
    font-size: 3rem;
    font-weight: 200;
    font-family: 'Inter', sans-serif;
    color: var(--text-primary);
    letter-spacing: 0.1em;
    opacity: 0;
    animation: loadingPulse 2s ease-in-out infinite;
}

@keyframes loadingPulse {
    0%, 100% {
        opacity: 0.3;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.05);
    }
}

/* Elegant Print Styles */
@media print {
    .background-animation,
    .noise-overlay,
    .light-beams {
        display: none !important;
    }
    
    .premium-card {
        background: white !important;
        color: black !important;
        box-shadow: none !important;
        border: 1px solid #ccc !important;
    }
}