/**
 * OrchestraReady Main CSS
 * Consolidated stylesheet containing theme variables, utility classes, and component styling
 */

/* =========================================================================
   THEME VARIABLES 
   ========================================================================= */

:root {
    /* Color Palette - Light Mode */
    --color-primary-50: #f5f3ff;
    --color-primary-100: #ede9fe;
    --color-primary-200: #ddd6fe;
    --color-primary-300: #c4b5fd;
    --color-primary-400: #a78bfa;
    --color-primary-500: #8b5cf6;
    --color-primary-600: #7c3aed;
    --color-primary-700: #6d28d9;
    --color-primary-800: #5b21b6;
    --color-primary-900: #4c1d95;
    
    /* Secondary colors - Teal */
    --color-secondary-50: #e0f7fa;
    --color-secondary-100: #b2ebf2;
    --color-secondary-200: #80deea;
    --color-secondary-300: #4dd0e1;
    --color-secondary-400: #26c6da;
    --color-secondary-500: #00bcd4;
    --color-secondary-600: #00acc1;
    --color-secondary-700: #0097a7;
    --color-secondary-800: #00838f;
    --color-secondary-900: #006064;
    
    /* Z-index layers for consistent stacking */
    --z-index-base: 1;
    --z-index-content: 5;
    --z-index-controls: 10; 
    --z-index-header: 40;
    --z-index-mobile-nav: 50;
    --z-index-mobile-menu: 60;
    
    /* Accent color - Amber */
    --color-accent-50: #fff8e1;
    --color-accent-100: #ffecb3;
    --color-accent-200: #ffe082;
    --color-accent-300: #ffd54f;
    --color-accent-400: #ffca28;
    --color-accent-500: #ffc107;
    --color-accent-600: #ffb300;
    --color-accent-700: #ffa000;
    --color-accent-800: #ff8f00;
    --color-accent-900: #ff6f00;
    
    /* State Colors */
    --color-success-50: #e8f5e9;
    --color-success-500: #4caf50;
    --color-success-700: #388e3c;
    
    --color-error-50: #ffebee;
    --color-error-500: #f44336;
    --color-error-700: #d32f2f;
    
    --color-warning-50: #fff8e1;
    --color-warning-500: #ffc107;
    --color-warning-700: #ffa000;
    
    --color-info-50: #e3f2fd;
    --color-info-500: #2196f3;
    --color-info-700: #1976d2;
    
    /* Neutral grays */
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;
    
    /* Core theme variables */
    --color-bg-primary: #ffffff;
    --color-bg-secondary: #f7f9fc;
    --color-bg-tertiary: #eef2f7;
    --color-bg-accent: var(--color-primary-600);
    
    --color-text-primary: #121416;
    --color-text-secondary: #4a5568;
    --color-text-tertiary: #718096;
    --color-text-accent: var(--color-primary-600);
    
    --color-border-primary: #e2e8f0;
    --color-border-secondary: #cbd5e0;
    --color-border-accent: var(--color-primary-300);
    
    /* Component colors */
    --color-card-bg: var(--color-bg-primary);
    --color-card-border: var(--color-border-primary);
    --color-card-shadow: 0 4px 6px rgba(0, 0, 0, 0.05), 0 1px 3px rgba(0, 0, 0, 0.1);
    --color-card-shadow-hover: 0 10px 15px rgba(0, 0, 0, 0.05), 0 4px 6px rgba(0, 0, 0, 0.05);
    
    --color-input-bg: var(--color-bg-primary);
    --color-input-text: var(--color-text-primary);
    --color-input-border: var(--color-gray-300);
    --color-input-border-focus: var(--color-primary-400);
    --color-input-placeholder: var(--color-gray-400);
    
    --color-button-primary-bg: var(--color-primary-900);
    --color-button-primary-text: white;
    --color-button-primary-hover: var(--color-primary-700);
    --color-button-primary-active: var(--color-primary-800);
    
    --color-button-secondary-bg: var(--color-secondary-600);
    --color-button-secondary-text: white;
    --color-button-secondary-hover: var(--color-secondary-700);
    --color-button-secondary-active: var(--color-secondary-800);
    
    --color-button-danger-bg: var(--color-error-500);
    --color-button-danger-text: white;
    --color-button-danger-hover: var(--color-error-700);
    
    --color-button-outline-bg: transparent;
    --color-button-outline-text: var(--color-primary-600);
    --color-button-outline-border: var(--color-primary-200);
    --color-button-outline-hover-bg: var(--color-primary-50);
    --color-button-outline-hover-border: var(--color-primary-300);
    
    /* Status Colors */
    --color-success-bg: var(--color-success-50);
    --color-success-text: var(--color-success-700);
    --color-success-border: var(--color-success-500);
    
    --color-warning-bg: var(--color-warning-50);
    --color-warning-text: var(--color-warning-700);
    --color-warning-border: var(--color-warning-500);
    
    --color-error-bg: var(--color-error-50);
    --color-error-text: var(--color-error-700);
    --color-error-border: var(--color-error-500);
    
    --color-info-bg: var(--color-info-50);
    --color-info-text: var(--color-info-700);
    --color-info-border: var(--color-info-500);
    
    /* Practice Session Colors */
    --color-timer-text: var(--color-success-700);
    --color-timer-text-warning: var(--color-error-700);
    --color-phase-practice-bg: var(--color-success-50);
    --color-phase-practice-text: var(--color-success-700);
    --color-phase-break-bg: var(--color-info-50);
    --color-phase-break-text: var(--color-info-700);
    --color-progress-bg: var(--color-gray-200);
    --color-progress-fill: var(--color-primary-500);
    
    /* Typography */
    --font-size-xs: 0.75rem;   /* 12px */
    --font-size-sm: 0.875rem;  /* 14px */
    --font-size-base: 1rem;    /* 16px */
    --font-size-lg: 1.125rem;  /* 18px */
    --font-size-xl: 1.25rem;   /* 20px */
    --font-size-2xl: 1.5rem;   /* 24px */
    --font-size-3xl: 1.875rem; /* 30px */
    --font-size-4xl: 2.25rem;  /* 36px */
    --font-size-5xl: 3rem;     /* 48px */
    
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-loose: 1.75;
    
    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    
    /* Border radius */
    --radius-sm: 0.125rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;
    --radius-full: 9999px;
    
    /* Timer specific */
    --timer-font-size: 13.5rem;
    --timer-font-family: 'Arial', sans-serif;
    --timer-font-weight: bold;
    --timer-color-default: var(--color-timer-text);
    --timer-color-warning: var(--color-timer-text-warning);
    --timer-transition: color 0.3s ease;
    --control-button-size: 56px;
    --control-icon-size: 24px;
    
    /* Mobile timer specifics */
    --mobile-control-button-size: 48px;
    --mobile-control-icon-size: 22px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;
    
    /* Z-index */
    --z-0: 0;
    --z-10: 10;
    --z-20: 20;
    --z-30: 30;
    --z-40: 40;
    --z-50: 50;
}

/* Dark Mode Variables */
[data-theme="dark"], .dark, .dark-mode {
    /* Core theme variables - Dark Mode */
    --color-bg-primary: #111827;
    --color-bg-secondary: #1f2937;
    --color-bg-tertiary: #374151;
    --color-bg-accent: var(--color-primary-500);
    
    --color-text-primary: #f3f4f6;
    --color-text-secondary: #d1d5db;
    --color-text-tertiary: #9ca3af;
    --color-text-accent: var(--color-primary-400);
    
    --color-border-primary: #374151;
    --color-border-secondary: #4b5563;
    --color-border-accent: var(--color-primary-500);
    
    /* Component colors overrides */
    --color-card-bg: var(--color-bg-secondary);
    --color-card-border: var(--color-border-primary);
    --color-card-shadow: 0 4px 6px rgba(0, 0, 0, 0.3), 0 1px 3px rgba(0, 0, 0, 0.2);
    --color-card-shadow-hover: 0 10px 15px rgba(0, 0, 0, 0.3), 0 4px 6px rgba(0, 0, 0, 0.2);
    
    --color-input-bg: var(--color-bg-tertiary);
    --color-input-text: var(--color-text-primary);
    --color-input-border: var(--color-border-primary);
    --color-input-border-focus: var(--color-primary-500);
    --color-input-placeholder: var(--color-text-tertiary);
    
    --color-button-primary-bg: var(--color-primary-500);
    --color-button-primary-hover: var(--color-primary-400);
    --color-button-primary-active: var(--color-primary-300);
    
    --color-button-secondary-bg: var(--color-secondary-600);
    --color-button-secondary-hover: var(--color-secondary-500);
    --color-button-secondary-active: var(--color-secondary-400);
    
    --color-button-danger-bg: var(--color-error-600);
    --color-button-danger-hover: var(--color-error-500);
    
    --color-button-outline-bg: transparent;
    --color-button-outline-text: var(--color-primary-400);
    --color-button-outline-border: var(--color-primary-700);
    --color-button-outline-hover-bg: rgba(139, 92, 246, 0.1);
    --color-button-outline-hover-border: var(--color-primary-500);
    
    /* Status Colors */
    --color-success-bg: rgba(74, 222, 128, 0.1);
    --color-success-text: #4ade80;
    --color-success-timer: #2d6d44;
    --color-success-border: rgba(74, 222, 128, 0.4);
    
    --color-warning-bg: rgba(250, 204, 21, 0.1);
    --color-warning-text: #facc15;
    --color-warning-border: rgba(250, 204, 21, 0.4);
    
    --color-error-bg: rgba(239, 68, 68, 0.1);
    --color-error-text: #ef4444;
    --color-error-border: rgba(239, 68, 68, 0.4);
    
    --color-info-bg: rgba(59, 130, 246, 0.1);
    --color-info-text: #3b82f6;
    --color-info-border: rgba(59, 130, 246, 0.4);
    
    /* Practice Session Colors */
    --color-timer-text: var(--color-success-timer);
    --color-timer-text-warning: var(--color-error-text);
    --color-phase-practice-bg: rgba(74, 222, 128, 0.1);
    --color-phase-practice-text: var(--color-success-text);
    --color-phase-break-bg: rgba(59, 130, 246, 0.1);
    --color-phase-break-text: var(--color-info-text);
    --color-progress-bg: var(--color-bg-tertiary);
    --color-progress-fill: var(--color-primary-500);
}

/* =========================================================================
   BASE STYLES
   ========================================================================= */

body {
    background-color: var(--color-bg-secondary);
    color: var(--color-text-primary);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* =========================================================================
   BUTTON STYLES
   ========================================================================= */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-md);
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-base);
    line-height: 1.5;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    border: none;
    white-space: nowrap;
}

.btn:focus {
    outline: 2px solid var(--color-primary-400);
    outline-offset: 2px;
}

.btn-primary {
    background-color: var(--color-button-primary-bg);
    color: var(--color-button-primary-text);
}

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

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

.btn-secondary {
    background-color: var(--color-button-secondary-bg);
    color: var(--color-button-secondary-text);
}

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

.btn-secondary:active {
    background-color: var(--color-button-secondary-active);
}

.btn-danger {
    background-color: var(--color-button-danger-bg);
    color: var(--color-button-danger-text);
}

.btn-danger:hover {
    background-color: var(--color-button-danger-hover);
}

.btn-outline-secondary {
    background-color: var(--color-button-outline-bg);
    color: var(--color-button-outline-text);
    border: 1px solid var(--color-button-outline-border);
}

.btn-outline-secondary:hover {
    background-color: var(--color-button-outline-hover-bg);
    border-color: var(--color-button-outline-hover-border);
}

.btn-sm {
    padding: var(--space-1) var(--space-2);
    font-size: var(--font-size-sm);
    border-radius: var(--radius-sm);
}

.btn-lg {
    padding: var(--space-3) var(--space-6);
    font-size: var(--font-size-lg);
    border-radius: var(--radius-lg);
}

.btn-icon {
    padding: var(--space-2);
}

.btn-icon.btn-sm {
    padding: var(--space-1);
}

.btn-icon.btn-lg {
    padding: var(--space-3);
}

/* =========================================================================
   FORM STYLES
   ========================================================================= */

.form-section {
    margin-bottom: var(--space-8);
}

.form-section h2 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-2);
    border-bottom: 1px solid var(--color-border-primary);
}

.form-group {
    margin-bottom: var(--space-4);
}

.form-group label {
    display: block;
    margin-bottom: var(--space-2);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
}

.form-textarea,
.form-input,
.form-select {
    display: block;
    width: 100%;
    padding: var(--space-3);
    font-size: var(--font-size-base);
    line-height: 1.5;
    color: var(--color-input-text);
    background-color: var(--color-input-bg);
    border: 1px solid var(--color-input-border);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-textarea:focus,
.form-input:focus,
.form-select:focus {
    border-color: var(--color-input-border-focus);
    outline: none;
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.15);
}

.form-textarea::placeholder,
.form-input::placeholder {
    color: var(--color-input-placeholder);
}

.form-select {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236b7280'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1rem;
    padding-right: 2.5rem;
}

.dark .form-select,
.dark-mode .form-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%239ca3af'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
}

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

.text-gray-500 {
    color: var(--color-text-tertiary);
}

.mt-1 {
    margin-top: var(--space-1);
}

.form-actions {
    display: flex;
    gap: var(--space-3);
    margin-top: var(--space-8);
}

/* =========================================================================
   ALERT STYLES
   ========================================================================= */

.alert {
    border-radius: var(--radius-md);
    padding: var(--space-4);
    margin-bottom: var(--space-4);
    border-left: 4px solid transparent;
}

.alert-info {
    color: var(--color-info-text);
    background-color: var(--color-info-bg);
    border-color: var(--color-info-border);
}

.alert-success {
    color: var(--color-success-text);
    background-color: var(--color-success-bg);
    border-color: var(--color-success-border);
}

.alert-warning {
    color: var(--color-warning-text);
    background-color: var(--color-warning-bg);
    border-color: var(--color-warning-border);
}

.alert-error {
    color: var(--color-error-text);
    background-color: var(--color-error-bg);
    border-color: var(--color-error-border);
}

.alert strong {
    font-weight: var(--font-weight-semibold);
}

.mb-4 {
    margin-bottom: var(--space-4);
}

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

.mt-4 {
    margin-top: var(--space-4);
}

.ml-2 {
    margin-left: var(--space-2);
}

/* =========================================================================
   INTERVAL PRACTICE TOOL STYLING
   ========================================================================= */

/* Main container */
.interval-practice-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: var(--space-6) var(--space-4);
    overflow: visible;
}

/* Ensure consistent padding on all devices */
@media (max-width: 640px) {
    .interval-practice-container {
        padding: var(--space-4) var(--space-3);
    }
}

/* Practice setup form */
.practice-setup {
    background: linear-gradient(to bottom right, var(--color-bg-primary), var(--color-card-bg));
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-card-border);
    box-shadow: var(--color-card-shadow);
    padding: var(--space-8);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.practice-setup::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, var(--color-primary-100) 0%, transparent 70%);
    opacity: 0.4;
    z-index: 0;
}

.practice-setup::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, var(--color-secondary-100) 0%, transparent 70%);
    opacity: 0.4;
    z-index: 0;
}

.dark .practice-setup::after,
.dark-mode .practice-setup::after {
    background: radial-gradient(circle, rgba(124, 58, 237, 0.2) 0%, transparent 70%);
}

.dark .practice-setup::before,
.dark-mode .practice-setup::before {
    background: radial-gradient(circle, rgba(0, 172, 193, 0.2) 0%, transparent 70%);
}

.practice-setup:hover {
    box-shadow: var(--color-card-shadow-hover);
    transform: scale(1.005);
}

.practice-setup form {
    position: relative;
    z-index: 1;
}

/* Interval practice form grid layout */
.interval-form-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
}

@media (min-width: 768px) {
    .interval-form-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-8);
    }
}

.interval-form-section {
    background: linear-gradient(135deg, var(--color-primary-50), var(--color-secondary-50));
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    border: 1px solid var(--color-border-primary);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
}

.dark .interval-form-section,
.dark-mode .interval-form-section {
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.1), rgba(0, 172, 193, 0.1));
    border: 1px solid var(--color-border-primary);
}

.interval-form-section:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
}

.interval-form-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 6px;
    height: 100%;
    background: linear-gradient(to bottom, var(--color-primary-500), var(--color-secondary-500));
}

.dark .interval-form-section::before,
.dark-mode .interval-form-section::before {
    background: linear-gradient(to bottom, var(--color-primary-400), var(--color-secondary-400));
    box-shadow: 0 0 10px rgba(124, 58, 237, 0.4);
}

.interval-form-section h2 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-accent);
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-2);
    border-bottom: 2px solid var(--color-border-accent);
    display: flex;
    align-items: center;
    position: relative;
}

.dark .interval-form-section h2,
.dark-mode .interval-form-section h2 {
    color: var(--color-primary-300);
    border-bottom-color: var(--color-primary-500);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.interval-form-section h2 svg {
    margin-right: var(--space-2);
    filter: drop-shadow(0 2px 2px rgba(0, 0, 0, 0.1));
}

.dark .interval-form-section h2 svg,
.dark-mode .interval-form-section h2 svg {
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
    stroke: var(--color-primary-300);
}

.interval-input {
    position: relative;
    margin-bottom: var(--space-5);
}

.interval-input label {
    display: block;
    margin-bottom: var(--space-2);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    transition: color var(--transition-fast);
}

.interval-input:hover label {
    color: var(--color-text-accent);
}

.interval-input input[type="number"],
.interval-input select {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-base);
    border: 2px solid var(--color-border-primary);
    border-radius: var(--radius-lg);
    background-color: var(--color-bg-tertiary);
    color: var(--color-text-primary);
    transition: all var(--transition-fast);
    appearance: none;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.03);
}

.dark .interval-input input[type="number"],
.dark .interval-input select,
.dark-mode .interval-input input[type="number"],
.dark-mode .interval-input select {
    background-color: var(--color-bg-tertiary);
    border-color: var(--color-border-primary);
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.15);
}

.interval-input select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236b7280'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1rem;
    padding-right: 2.5rem;
}

.dark .interval-input select,
.dark-mode .interval-input select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%239ca3af'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
}

.interval-input input[type="number"]:hover,
.interval-input select:hover {
    border-color: var(--color-border-accent);
}

.interval-input input[type="number"]:focus,
.interval-input select:focus {
    border-color: var(--color-primary-500);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
    outline: none;
}

.number-field-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.number-controls {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.number-control-btn {
    width: 20px;
    height: 20px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-primary-100);
    color: var(--color-primary-700);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
    transition: all var(--transition-fast);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.dark .number-control-btn,
.dark-mode .number-control-btn {
    background-color: var(--color-bg-tertiary);
    color: var(--color-primary-300);
    border: 1px solid var(--color-border-accent);
}

.number-control-btn:hover {
    background-color: var(--color-primary-200);
    color: var(--color-primary-800);
}

.dark .number-control-btn:hover,
.dark-mode .number-control-btn:hover {
    background-color: var(--color-primary-800);
    color: var(--color-primary-200);
}

.number-field-wrapper input[type="number"] {
    padding-right: 40px;
}

.interval-help-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
    margin-top: var(--space-2);
    padding-left: var(--space-1);
    transition: color var(--transition-fast);
    display: flex;
    align-items: center;
}

.help-icon {
    margin-right: var(--space-2);
    font-size: 1.1em;
    display: inline-block;
    filter: drop-shadow(0 1px 1px rgba(0, 0, 0, 0.1));
}

.dark .help-icon,
.dark-mode .help-icon {
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.3));
}

.interval-input:hover .interval-help-text {
    color: var(--color-text-secondary);
}

.interval-practice-title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-accent);
    text-align: center;
    margin-bottom: var(--space-2);
    position: relative;
    z-index: 1;
}

.dark .interval-practice-title,
.dark-mode .interval-practice-title {
    color: var(--color-primary-300);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.interval-practice-intro {
    text-align: center;
    margin-bottom: var(--space-6);
    color: var(--color-text-secondary);
    position: relative;
    z-index: 1;
}

.interval-actions {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-4);
    margin-top: var(--space-6);
}

@media (min-width: 640px) {
    .interval-actions {
        flex-direction: row;
        justify-content: center;
    }
}

.interval-actions {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-4);
    margin-top: var(--space-8);
    background: linear-gradient(to right, var(--color-primary-50), var(--color-secondary-50));
    padding: var(--space-6);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border-primary);
    position: relative;
    overflow: hidden;
}

.dark .interval-actions,
.dark-mode .interval-actions {
    background: linear-gradient(to right, rgba(124, 58, 237, 0.1), rgba(0, 172, 193, 0.1));
}

.interval-actions::after {
    content: '';
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 80px;
    height: 80px;
    background: radial-gradient(circle, var(--color-primary-200) 0%, transparent 70%);
    opacity: 0.6;
    z-index: 0;
}

@media (min-width: 640px) {
    .interval-actions {
        flex-direction: row;
        justify-content: center;
    }
}

.interval-actions .btn {
    min-width: 200px;
    padding: var(--space-4) var(--space-6);
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-lg);
    transition: all var(--transition-normal);
    z-index: 1;
}

.interval-actions .btn-primary {
    background: linear-gradient(135deg, var(--color-primary-600), var(--color-primary-700));
    color: white;
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 15px rgba(124, 58, 237, 0.25);
    position: relative;
    overflow: hidden;
}

.interval-actions .btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        rgba(255, 255, 255, 0) 0%, 
        rgba(255, 255, 255, 0.2) 50%, 
        rgba(255, 255, 255, 0) 100%);
    transition: left 0.7s ease;
}

.dark .interval-actions .btn-primary,
.dark-mode .interval-actions .btn-primary {
    background: linear-gradient(135deg, var(--color-primary-500), var(--color-primary-600));
    box-shadow: 0 4px 15px rgba(124, 58, 237, 0.4);
}

.interval-actions .btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(124, 58, 237, 0.3);
}

.interval-actions .btn-primary:hover::before {
    left: 100%;
}

.interval-actions .btn-outline-secondary {
    background-color: transparent;
    border: 2px solid var(--color-border-accent);
    color: var(--color-text-accent);
    border-radius: var(--radius-lg);
    position: relative;
    z-index: 1;
}

.interval-actions .btn-outline-secondary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-bg-primary);
    z-index: -1;
    opacity: 0.8;
    border-radius: calc(var(--radius-lg) - 2px);
}

.dark .interval-actions .btn-outline-secondary::before,
.dark-mode .interval-actions .btn-outline-secondary::before {
    background-color: var(--color-bg-secondary);
    opacity: 0.9;
}

.interval-actions .btn-outline-secondary:hover {
    border-color: var(--color-primary-500);
    color: var(--color-primary-600);
    background-color: var(--color-primary-50);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(124, 58, 237, 0.15);
}

.dark .interval-actions .btn-outline-secondary:hover,
.dark-mode .interval-actions .btn-outline-secondary:hover {
    border-color: var(--color-primary-400);
    color: var(--color-primary-300);
    background-color: rgba(124, 58, 237, 0.15);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(124, 58, 237, 0.3);
}

/* Practice session */
.practice-session {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
    margin-bottom: 0;
    padding-bottom: 0;
}

/* Common card styling for session components */
.session-card {
    background: linear-gradient(135deg, var(--color-card-bg), var(--color-bg-secondary));
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-card-border);
    box-shadow: var(--color-card-shadow);
    transition: all var(--transition-normal);
    overflow: hidden;
    position: relative;
}

.session-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 6px;
    height: 100%;
    background: linear-gradient(to bottom, var(--color-primary-500), var(--color-secondary-500));
    z-index: 1;
}

.dark .session-card::before,
.dark-mode .session-card::before {
    background: linear-gradient(to bottom, var(--color-primary-400), var(--color-secondary-400));
    box-shadow: 0 0 10px rgba(124, 58, 237, 0.4);
}

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

/* Session info card */
.session-info {
    padding: var(--space-6) var(--space-4);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
}

@media (min-width: 640px) {
    .session-info {
        padding: var(--space-8);
    }
}

.session-info::after {
    content: '';
    position: absolute;
    top: -20px;
    right: -20px;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, var(--color-primary-100) 0%, transparent 70%);
    opacity: 0.3;
    z-index: 0;
}

.dark .session-info::after,
.dark-mode .session-info::after {
    background: radial-gradient(circle, rgba(124, 58, 237, 0.15) 0%, transparent 70%);
}

/* Current excerpt display styling */
.current-excerpt {
    text-align: center;
    margin-top: var(--space-4);
    max-width: 100%;
    position: relative;
    z-index: 2;
}

.excerpt-badge {
    display: inline-block;
    background: linear-gradient(90deg, var(--color-primary-600), var(--color-secondary-600));
    color: white;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-2);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

@media (min-width: 640px) {
    .excerpt-badge {
        font-size: var(--font-size-sm);
        padding: var(--space-1) var(--space-3);
    }
}

.dark .excerpt-badge,
.dark-mode .excerpt-badge {
    background: linear-gradient(90deg, var(--color-primary-500), var(--color-secondary-500));
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.current-excerpt h2 {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin-bottom: var(--space-2);
    letter-spacing: 0.5px;
    text-shadow: 0 1px 1px rgba(0, 0, 0, 0.05);
}

.dark .current-excerpt h2,
.dark-mode .current-excerpt h2 {
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.current-excerpt h3 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-normal);
    color: var(--color-text-secondary);
    margin: 0;
    font-style: italic;
}

@media (min-width: 640px) {
    .current-excerpt h2 {
        font-size: var(--font-size-3xl);
    }
    
    .current-excerpt h3 {
        font-size: var(--font-size-xl);
    }
}

/* Session progress card */
.session-progress {
    padding: var(--space-4);
    position: relative;
    z-index: 1;
}

@media (min-width: 640px) {
    .session-progress {
        padding: var(--space-6);
    }
}

.progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-4);
}

.progress-header h3 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

@media (min-width: 640px) {
    .progress-header h3 {
        font-size: var(--font-size-xl);
        gap: var(--space-2);
    }
}

.progress-header h3 svg {
    color: var(--color-primary-500);
    filter: drop-shadow(0 1px 1px rgba(0, 0, 0, 0.1));
}

.dark .progress-header h3 svg,
.dark-mode .progress-header h3 svg {
    color: var(--color-primary-400);
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.2));
}

.progress-counter {
    font-weight: var(--font-weight-bold);
    color: var(--color-text-secondary);
    background: linear-gradient(135deg, var(--color-primary-100), var(--color-bg-tertiary));
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    border: 1px solid var(--color-border-primary);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.dark .progress-counter,
.dark-mode .progress-counter {
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.1), var(--color-bg-tertiary));
    border-color: var(--color-border-primary);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.progress-bar {
    height: 8px;
    background-color: var(--color-progress-bg);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: var(--space-4);
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.1);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary-500), var(--color-primary-600));
    border-radius: var(--radius-full);
    width: 0;
    transition: width 0.5s ease;
    box-shadow: 0 0 4px rgba(124, 58, 237, 0.3);
}

.dark .progress-fill,
.dark-mode .progress-fill {
    background: linear-gradient(90deg, var(--color-primary-600), var(--color-primary-400));
    box-shadow: 0 0 8px rgba(124, 58, 237, 0.4);
}

/* Session actions card */
.session-actions {
    padding: var(--space-4);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    align-items: center;
    position: relative;
    z-index: 1;
}

@media (min-width: 640px) {
    .session-actions {
        padding: var(--space-6);
        gap: var(--space-4);
    }
}

.session-actions::after {
    content: '';
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, var(--color-secondary-100) 0%, transparent 70%);
    opacity: 0.3;
    z-index: 0;
}

.dark .session-actions::after,
.dark-mode .session-actions::after {
    background: radial-gradient(circle, rgba(0, 172, 193, 0.15) 0%, transparent 70%);
}

@media (min-width: 640px) {
    .session-actions {
        flex-direction: row;
        justify-content: space-between;
    }
}

.end-session-btn {
    width: 100%;
    max-width: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-1);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-sm);
    padding: var(--space-2) var(--space-3);
    background: linear-gradient(90deg, var(--color-error-500), var(--color-error-700));
    position: relative;
    z-index: 1;
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 6px rgba(244, 67, 54, 0.2);
    transform-origin: center;
    transition: all var(--transition-normal);
}

@media (min-width: 640px) {
    .end-session-btn {
        max-width: 200px;
        gap: var(--space-2);
        font-size: var(--font-size-base);
        padding: var(--space-3) var(--space-4);
    }
}

.end-session-btn:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 6px 10px rgba(244, 67, 54, 0.3);
}

.end-session-btn svg {
    transition: transform var(--transition-fast);
}

.end-session-btn:hover svg {
    transform: rotate(90deg);
}

.session-stats {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    justify-content: center;
    width: 100%;
}

@media (min-width: 640px) {
    .session-stats {
        gap: var(--space-4);
    }
}

.stat-item {
    background: linear-gradient(135deg, var(--color-bg-tertiary), var(--color-bg-secondary));
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border-primary);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: center;
    gap: var(--space-1);
    flex: 1;
    justify-content: center;
}

@media (min-width: 640px) {
    .stat-item {
        padding: var(--space-2) var(--space-4);
        font-size: var(--font-size-sm);
        gap: var(--space-2);
        flex: 0 1 auto;
    }
}

.dark .stat-item,
.dark-mode .stat-item {
    background: linear-gradient(135deg, var(--color-bg-tertiary), rgba(31, 41, 55, 0.7));
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.stat-item svg {
    color: var(--color-primary-500);
}

.dark .stat-item svg,
.dark-mode .stat-item svg {
    color: var(--color-primary-400);
}

.stat-value {
    font-weight: var(--font-weight-bold);
    color: var(--color-text-accent);
}

/* Timer styling */
.timer-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: var(--space-6);
    width: 100%;
    position: relative;
    z-index: 2;
}

.timer-display {
    text-align: center;
    margin-bottom: var(--space-4);
    position: relative;
}

.timer-display::before {
    content: '';
    position: absolute;
    width: 150%;
    height: 150%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle, var(--color-primary-50) 0%, transparent 60%);
    opacity: 0.5;
    z-index: -1;
    border-radius: 50%;
}

.dark .timer-display::before,
.dark-mode .timer-display::before {
    background: radial-gradient(circle, rgba(124, 58, 237, 0.1) 0%, transparent 60%);
}

.timer {
    font-size: clamp(3rem, 15vw, 13.5rem);
    font-weight: var(--timer-font-weight);
    font-family: var(--timer-font-family) !important;
    line-height: 1;
    color: var(--timer-color-default);
    margin: 0;
    text-align: center;
    transition: color var(--transition-normal), font-size var(--transition-normal), text-shadow var(--transition-normal);
    display: block;
    overflow: visible;
    text-shadow: 0 2px 10px rgba(76, 175, 80, 0.2);
    position: relative;
}

.timer::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 10px;
    bottom: -10px;
    left: 0;
    background: radial-gradient(ellipse at center, rgba(76, 175, 80, 0.2), transparent 80%);
    filter: blur(4px);
}

.dark .timer::after,
.dark-mode .timer::after {
    background: radial-gradient(ellipse at center, rgba(74, 222, 128, 0.2), transparent 80%);
}

.timer.warning {
    color: var(--timer-color-warning);
    text-shadow: 0 2px 10px rgba(244, 67, 54, 0.3);
}

.timer.warning::after {
    background: radial-gradient(ellipse at center, rgba(244, 67, 54, 0.2), transparent 80%);
}

.phase-label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-3);
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all var(--transition-normal);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

@media (min-width: 640px) {
    .phase-label {
        font-size: var(--font-size-lg);
        padding: var(--space-2) var(--space-4);
        margin-bottom: var(--space-4);
    }
}

.phase-label::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: translateX(-100%);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.phase-label.practice {
    background: linear-gradient(90deg, var(--color-success-500), var(--color-success-700));
    color: white;
}

.dark .phase-label.practice,
.dark-mode .phase-label.practice {
    background: linear-gradient(90deg, var(--color-success-700), var(--color-success-500));
    box-shadow: 0 2px 8px rgba(74, 222, 128, 0.3);
}

.phase-label.break {
    background: linear-gradient(90deg, var(--color-info-500), var(--color-info-700));
    color: white;
}

.dark .phase-label.break,
.dark-mode .phase-label.break {
    background: linear-gradient(90deg, var(--color-info-700), var(--color-info-500));
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
}

.timer-controls {
    display: flex;
    gap: var(--space-3);
    margin-top: var(--space-4);
    justify-content: center;
}

@media (min-width: 640px) {
    .timer-controls {
        gap: var(--space-4);
    }
}

.timer-btn {
    border-radius: 50%;
    width: var(--mobile-control-button-size);
    height: var(--mobile-control-button-size);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

@media (min-width: 640px) {
    .timer-btn {
        width: var(--control-button-size);
        height: var(--control-button-size);
    }
}

.timer-btn::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.2) 0%, transparent 70%);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.timer-btn:hover::after {
    opacity: 1;
}

.timer-btn.btn-primary {
    background: linear-gradient(135deg, var(--color-primary-600), var(--color-primary-700));
}

.dark .timer-btn.btn-primary,
.dark-mode .timer-btn.btn-primary {
    background: linear-gradient(135deg, var(--color-primary-600), var(--color-primary-500));
}

.timer-btn.btn-secondary {
    background: linear-gradient(135deg, var(--color-secondary-600), var(--color-secondary-700));
}

.dark .timer-btn.btn-secondary,
.dark-mode .timer-btn.btn-secondary {
    background: linear-gradient(135deg, var(--color-secondary-600), var(--color-secondary-500));
}

.timer-btn:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.timer-btn:active {
    transform: translateY(0) scale(0.98);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.timer-controls [data-lucide] {
    width: var(--mobile-control-icon-size);
    height: var(--mobile-control-icon-size);
    stroke-width: 2;
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.2));
}

@media (min-width: 640px) {
    .timer-controls [data-lucide] {
        width: var(--control-icon-size);
        height: var(--control-icon-size);
    }
}

/* Current excerpt styling */
.current-excerpt {
    text-align: center;
    margin-top: var(--space-4);
    max-width: 100%;
}

.current-excerpt h2 {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin-bottom: var(--space-2);
    letter-spacing: 0.5px;
}

.current-excerpt h3 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-normal);
    color: var(--color-text-secondary);
    margin: 0;
    font-style: italic;
}

/* Rotation list styling */
.rotation-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: var(--space-2);
    margin-top: var(--space-4);
    max-height: 250px;
    overflow-y: auto;
    padding: var(--space-1);
    scrollbar-width: thin;
    scrollbar-color: var(--color-gray-400) var(--color-gray-200);
}

@media (min-width: 640px) {
    .rotation-list {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
        gap: var(--space-3);
        max-height: 300px;
    }
}

.rotation-list::-webkit-scrollbar {
    width: 6px;
}

.rotation-list::-webkit-scrollbar-track {
    background: var(--color-gray-200);
    border-radius: var(--radius-full);
}

.rotation-list::-webkit-scrollbar-thumb {
    background-color: var(--color-gray-400);
    border-radius: var(--radius-full);
}

.dark .rotation-list::-webkit-scrollbar-track,
.dark-mode .rotation-list::-webkit-scrollbar-track {
    background: var(--color-gray-700);
}

.dark .rotation-list::-webkit-scrollbar-thumb,
.dark-mode .rotation-list::-webkit-scrollbar-thumb {
    background-color: var(--color-gray-500);
}

.rotation-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-3);
    border-radius: var(--radius-lg);
    background-color: var(--color-bg-tertiary);
    border: 1px solid var(--color-border-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.rotation-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    background-color: var(--color-bg-secondary);
}

.rotation-item.current {
    background-color: var(--color-primary-50);
    border-color: var(--color-primary-300);
    box-shadow: 0 4px 6px rgba(124, 58, 237, 0.1);
}

.dark .rotation-item.current,
.dark-mode .rotation-item.current {
    background-color: rgba(124, 58, 237, 0.15);
    border-color: var(--color-primary-500);
}

.rotation-item.current::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background-color: var(--color-primary-600);
    border-top-left-radius: var(--radius-lg);
    border-bottom-left-radius: var(--radius-lg);
}

.rotation-item-content {
    flex: 1;
}

.rotation-item-title {
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-1);
    color: var(--color-text-primary);
}

.rotation-item-subtitle {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 180px;
}

.rotation-item-status {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-left: var(--space-2);
    flex-shrink: 0;
}

.current .rotation-item-status {
    background-color: var(--color-primary-500);
}

/* Responsive adjustments */
@media (min-width: 640px) {
    .session-info {
        padding: var(--space-8);
    }
}

@media (min-width: 768px) {
    .session-info {
        display: grid;
        grid-template-columns: 1fr 1fr;
        align-items: center;
        gap: var(--space-8);
    }

    .timer-container {
        margin-bottom: 0;
    }

    .current-excerpt {
        margin-top: 0;
    }
}

/* Fix mobile layout for practice tool page */
.practice-tool .flex-1.overflow-auto {
    padding-bottom: 0 !important;
}

/* Remove unnecessary padding for the practice tool content card */
.practice-tool .content-card {
    padding: 0 !important;
}

/* Utility classes */
.hidden {
    display: none !important;
}

/* Hide mobile navigation for interval practice tool */
.interval-practice-tool .bottom-nav,
.interval-practice-tool .popup-menu,
.interval-practice-tool #mobile-menu-2,
.interval-practice-tool #mobile-menu-3,
.interval-practice-tool .mobile-sidebar,
.interval-practice-tool.bottom-nav,
.interval-practice-tool.mobile-sidebar {
    display: none !important;
}

/* Override with stronger selectors to ensure navigation is hidden */
body.interval-practice-tool ~ .bottom-nav,
body.interval-practice-tool ~ #mobile-menu-2,
body.interval-practice-tool ~ #mobile-menu-3,
body.interval-practice-tool ~ .popup-menu,
body.interval-practice-tool ~ .mobile-sidebar {
    display: none !important;
}

/* New class to completely disable mobile navigation */
body.no-mobile-nav .bottom-nav,
html.no-mobile-nav .bottom-nav,
.no-mobile-nav .bottom-nav {
    display: none !important;
}

body.no-mobile-nav #mobile-menu-2,
body.no-mobile-nav #mobile-menu-3,
body.no-mobile-nav .popup-menu,
body.no-mobile-nav .mobile-sidebar {
    display: none !important;
}

/* Mobile bottom navigation for other pages */
.bottom-nav {
    position: fixed !important;
    bottom: 0 !important;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    z-index: 50 !important;
    background-color: var(--color-bg-primary);
    border-top: 1px solid var(--color-border-primary);
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
}

/* Bottom navigation items */
.bottom-nav a, 
.bottom-nav button {
    color: var(--color-text-primary) !important;
}

/* Force layout to be horizontal */
.bottom-nav > .flex {
    display: flex !important;
    flex-direction: row !important;
    justify-content: space-around !important;
    width: 100% !important;
}

/* Give each item equal width and spacing */
.bottom-nav .menu-item,
.bottom-nav a,
.bottom-nav > div > div,
.bottom-nav > div > a {
    flex: 1 1 20% !important;
    min-width: 0 !important;
    text-align: center !important;
    padding: 0 4px !important;
    margin: 0 !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    max-width: 20% !important;
}

/* Mobile popup menu styles */
#mobile-menu-2,
#mobile-menu-3,
.popup-menu {
    display: none;
    position: fixed !important;
    bottom: 70px !important; /* Position above the bottom nav */
    left: 50% !important;
    transform: translateX(-50%) !important;
    width: 160px !important;
    background-color: var(--color-card-bg) !important;
    border-radius: var(--radius-lg) !important;
    box-shadow: 0 -4px 10px rgba(0, 0, 0, 0.1) !important;
    z-index: 9999 !important;
    padding: 0 !important;
    margin: 0 !important;
    border: 1px solid var(--color-border-primary) !important;
    overflow: hidden !important;
}

/* Menu items */
#mobile-menu-2 a,
#mobile-menu-3 a,
.popup-menu a {
    display: block !important;
    padding: var(--space-3) 0 !important;
    text-align: center !important;
    color: var(--color-text-primary) !important;
    font-size: var(--font-size-sm) !important;
    font-weight: 500 !important;
    text-decoration: none !important;
    border-bottom: 1px solid var(--color-border-primary) !important;
    margin: 0 !important;
    width: 100% !important;
    transition: background-color var(--transition-fast) !important;
}

/* Last item styling */
#mobile-menu-2 a:last-child,
#mobile-menu-3 a:last-child,
.popup-menu a:last-child {
    border-bottom: none !important;
}

/* Hover state */
#mobile-menu-2 a:hover,
#mobile-menu-3 a:hover,
.popup-menu a:hover {
    background-color: var(--color-bg-tertiary) !important;
}

/* Theme editor compatibility fixes */
.theme-editor input[type="color"],
.theme-editor input[type="text"],
.theme-editor button {
    z-index: 1 !important;
    position: relative !important;
}

.theme-editor-light,
.theme-editor-dark {
    z-index: 1 !important;
}

.theme-editor form {
    position: relative !important;
    z-index: 1 !important;
}

.theme-editor .sticky {
    z-index: 10 !important;
}

#light-mode-preview,
#dark-mode-preview {
    position: relative !important;
    z-index: 1 !important;
}

/* =========================================================================
   Z-INDEX MANAGEMENT FOR MOBILE NAVIGATION AND PRACTICE TOOL
   ========================================================================= */

/* Mobile navigation elements */
.app-header {
    z-index: var(--z-index-header);
}

.bottom-nav {
    z-index: var(--z-index-mobile-nav);
}

#mobile-menu-2,
#mobile-menu-3,
.mobile-popup,
.mobile-menu-popup,
.popup-menu {
    z-index: var(--z-index-mobile-menu);
}

.interval-practice-container {
    position: relative;
    z-index: var(--z-index-content);
}

/* Ensure proper stacking with mobile elements */
@media (max-width: 1023px) {
    .interval-practice-container {
        padding-bottom: 5rem; /* Add bottom padding to account for mobile nav */
    }
}

/* =========================================================================
   PRACTICE LISTS DASHBOARD
   ========================================================================= */

.practice-lists-dashboard {
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.dashboard-header {
    margin-bottom: 30px;
}

.dashboard-header h1 {
    font-size: 2em;
    margin-bottom: 10px;
    color: var(--color-text-primary);
}

.dashboard-header .actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.type-section {
    margin-bottom: 40px;
}

.type-header {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    padding: 10px;
    border-radius: 8px;
    background-color: var(--color-bg-secondary);
}

.type-header h2 {
    margin: 0;
    font-size: 1.5em;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--color-text-primary);
}

.type-badge {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
}

.practice-lists-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.practice-list-card {
    background-color: var(--color-bg-primary);
    border: 1px solid var(--color-border-primary);
    border-radius: 8px;
    padding: 20px;
    transition: transform 0.2s, box-shadow 0.2s;
    cursor: pointer;
    position: relative;
    border-left: 4px solid;
}

.practice-list-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.dark-mode .practice-list-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.list-card-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 10px;
}

.list-title {
    font-size: 1.2em;
    font-weight: bold;
    color: var(--color-text-primary);
    margin: 0;
}

.list-meta {
    font-size: 0.9em;
    color: var(--color-text-secondary);
    margin-bottom: 10px;
}

.list-description {
    color: var(--color-text-secondary);
    margin-bottom: 15px;
    line-height: 1.4;
}

.list-stats {
    display: flex;
    justify-content: space-between;
    font-size: 0.9em;
    color: var(--color-text-secondary);
}

.list-options a {
    color: var(--color-text-secondary);
    transition: color 0.2s;
}

.list-options a:hover {
    color: var(--color-text-primary);
}

/* Dark mode adjustments for practice lists dashboard */
.dark-mode .practice-list-card {
    background-color: var(--color-bg-secondary);
    border-color: var(--color-border-secondary);
}

.dark-mode .type-header {
    background-color: var(--color-bg-tertiary);
}

@media (max-width: 768px) {
    .practice-lists-grid {
        grid-template-columns: 1fr;
    }
    
    .dashboard-header .actions {
        flex-direction: column;
        width: 100%;
    }
    
    .dashboard-header .actions .btn {
        width: 100%;
        text-align: center;
    }
}

/* =========================================================================
   CLIBURN COMPETITION TABLE STYLES
   ========================================================================= */

.cliburn-competition-table {
    width: 100%;
    border-collapse: collapse;
}

.cliburn-competition-table th {
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
}

.cliburn-competition-table td {
    padding: 1rem 1.5rem;
}

.cliburn-competition-table tbody tr {
    border-bottom: 1px solid var(--color-border);
}

.cliburn-competition-table tbody tr:last-child {
    border-bottom: none;
}

.cliburn-competition-table tbody tr:hover {
    background-color: var(--color-background-secondary);
}

/* Dark mode adjustments for competition table */
.dark .cliburn-competition-table tbody tr {
    border-color: rgba(75, 85, 99, 0.5);
}

.dark .cliburn-competition-table tbody tr:hover {
    background-color: rgba(55, 65, 81, 0.5);
}

/* Sortable table styles */
.cliburn-competition-table th.sortable {
    cursor: pointer;
    user-select: none;
    position: relative;
    transition: background-color 0.2s;
}

.cliburn-competition-table th.sortable:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

.dark .cliburn-competition-table th.sortable:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

.sort-indicator {
    display: inline-block;
    margin-left: 0.5rem;
    font-size: 0.875em;
    opacity: 0.5;
    transition: opacity 0.2s;
}

.cliburn-competition-table th.sort-asc .sort-indicator,
.cliburn-competition-table th.sort-desc .sort-indicator {
    opacity: 1;
}

/* Clickable competitor names */
.clickable-competitor {
    cursor: pointer;
    transition: color 0.2s;
}

.clickable-competitor:hover {
    color: var(--color-primary-600);
    text-decoration: underline;
}

.dark .clickable-competitor:hover {
    color: var(--color-primary-400);
}

/* Responsive table styles */
@media (max-width: 768px) {
    .cliburn-competition-table {
        font-size: 0.875rem;
    }
    
    .cliburn-competition-table td,
    .cliburn-competition-table th {
        padding: 0.75rem 1rem;
    }
    
    .sort-indicator {
        font-size: 0.75em;
    }
}

/* Country flag styles */
.country-flag-wrapper {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: help;
    transition: transform 0.2s ease;
}

.country-flag-wrapper:hover {
    transform: scale(1.2);
}

.country-flag-wrapper .flag-icon {
    font-size: 1.5rem;
    line-height: 1;
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.dark .country-flag-wrapper .flag-icon {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

/* Tooltip styles for flags */
.country-flag-wrapper[title] {
    position: relative;
}

.country-flag-wrapper[title]:hover::after {
    content: attr(title);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.25rem 0.5rem;
    background-color: rgba(0, 0, 0, 0.8);
    color: white;
    font-size: 0.75rem;
    white-space: nowrap;
    border-radius: 4px;
    margin-bottom: 0.5rem;
    z-index: 1000;
    pointer-events: none;
}

.country-flag-wrapper[title]:hover::before {
    content: '';
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid rgba(0, 0, 0, 0.8);
    margin-bottom: 0.25rem;
    z-index: 1000;
    pointer-events: none;
}

/* =========================================================================
   CLIBURN COMPETITION MODAL STYLES
   ========================================================================= */

.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.8);
    animation: fadeIn 0.3s ease;
}

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

.modal-content {
    background-color: var(--color-background);
    margin: 5% auto;
    padding: 0;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    width: 90%;
    max-width: 800px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-header {
    padding: 1.5rem;
    background-color: var(--color-primary-600);
    color: white;
    border-radius: 8px 8px 0 0;
    position: relative;
}

.dark .modal-header {
    background-color: var(--color-primary-700);
}

.modal-header h2 {
    margin: 0;
    font-size: 1.75rem;
}

#modalCompetitorCountry {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.5rem;
    font-size: 1.125rem;
}

#modalCompetitorCountry .flag-icon {
    font-size: 1.5rem;
}

.close-button-corner {
    position: absolute;
    right: 1rem;
    top: 1rem;
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.4);
    color: white;
    font-size: 1.5rem;
    font-weight: bold;
    cursor: pointer;
    line-height: 1;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.close-button-corner:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.6);
    transform: scale(1.1);
}

.modal-body {
    padding: 2rem;
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 2rem;
}

@media (max-width: 768px) {
    .modal-body {
        grid-template-columns: 1fr;
    }
}

.competitor-photo-container {
    text-align: center;
}

#modalCompetitorPhoto {
    width: 100%;
    max-width: 250px;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.no-photo {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background-color: var(--color-background-secondary);
    border-radius: 8px;
    height: 300px;
}

.no-photo i {
    font-size: 5rem;
    color: var(--color-text-secondary);
    margin-bottom: 1rem;
}

.no-photo p {
    color: var(--color-text-secondary);
    margin: 0;
}

.competitor-info h3 {
    color: var(--color-primary-600);
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.dark .competitor-info h3 {
    color: var(--color-primary-400);
}

.competitor-info h3:first-child {
    margin-top: 0;
}

#modalCompetitorBio {
    line-height: 1.6;
    color: var(--color-text);
}

.repertoire-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.repertoire-list li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--color-border);
}

.repertoire-list li:last-child {
    border-bottom: none;
}

.repertoire-list strong {
    color: var(--color-primary-600);
    display: block;
    margin-bottom: 0.25rem;
}

.dark .repertoire-list strong {
    color: var(--color-primary-400);
}

/* Responsive modal styles */
@media (max-width: 640px) {
    .modal-content {
        width: 95%;
        margin: 2% auto;
    }
    
    .modal-header {
        padding: 1.5rem;
    }
    
    .modal-body {
        padding: 1.5rem;
    }
    
    .modal-header h2 {
        font-size: 1.5rem;
    }
}

/* Ranking badge in modal */
.ranking-badge {
    display: inline-block;
    background-color: rgba(255, 255, 255, 0.2);
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    margin-top: 1rem;
    font-size: 0.875rem;
    font-weight: 600;
}

/* Modal footer */
.modal-footer {
    padding: 1.5rem 2rem;
    background-color: var(--color-background-secondary);
    border-top: 1px solid var(--color-border);
    border-radius: 0 0 8px 8px;
    text-align: center;
}

.close-button {
    background-color: var(--color-primary-600);
    color: white;
    border: none;
    padding: 0.75rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
}

.close-button:hover {
    background-color: var(--color-primary-700);
    transform: translateY(-1px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.close-button:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.dark .close-button {
    background-color: var(--color-primary-500);
}

.dark .close-button:hover {
    background-color: var(--color-primary-600);
}

/* Bio link in modal */
.bio-link-wrapper {
    margin-top: 1rem;
}

.bio-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-primary-600);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s;
    padding: 0.5rem 1rem;
    background-color: var(--color-primary-50);
    border-radius: 6px;
}

.bio-link:hover {
    color: var(--color-primary-700);
    background-color: var(--color-primary-100);
    transform: translateX(2px);
}

.dark .bio-link {
    color: var(--color-primary-400);
    background-color: rgba(139, 92, 246, 0.1);
}

.dark .bio-link:hover {
    color: var(--color-primary-300);
    background-color: rgba(139, 92, 246, 0.2);
}

.bio-link i {
    font-size: 0.875rem;
}

/* Redesigned modal header */
.header-content h2 {
    margin: 0 3rem 0 0;
}

.header-info {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-top: 0.5rem;
    font-size: 1.125rem;
}

.age-info {
    opacity: 0.9;
}

.repertoire-summary {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.repertoire-compact {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.875rem;
}

.repertoire-item {
    background: rgba(255, 255, 255, 0.15);
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
}

.repertoire-item strong {
    font-weight: 600;
    margin-right: 0.25rem;
}

/* Modal body redesign */
.modal-body {
    padding: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 150px;
}

.bio-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--color-text-secondary);
}

.bio-loading i {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--color-primary-500);
}

.bio-iframe {
    width: 100%;
    height: 100%;
    border: none;
    background: white;
}

.bio-fallback {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.bio-fallback-content {
    text-align: center;
    max-width: 500px;
}

.bio-fallback-content i {
    font-size: 5rem;
    color: var(--color-text-secondary);
    margin-bottom: 1.5rem;
}

#bioLinkContainer {
    margin-top: 1.5rem;
}

/* Remove old footer styles */
.modal-footer {
    display: none;
}

/* Bio link styles for simplified modal */
.bio-link-large {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    font-size: 1.125rem;
    font-weight: 600;
    color: white;
    background-color: var(--color-primary-600);
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.2s ease;
}

.bio-link-large:hover {
    background-color: var(--color-primary-700);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
}

.dark .bio-link-large {
    background-color: var(--color-primary-500);
}

.dark .bio-link-large:hover {
    background-color: var(--color-primary-600);
}

.no-bio-message {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    text-align: center;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .modal-body {
        padding: 1.5rem;
        min-height: 120px;
    }
    
    .bio-link-large {
        font-size: 1rem;
        padding: 0.875rem 1.5rem;
    }
    
    .header-info {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
}
/* Custom alternating row color for dark mode */
.dark .dark\:bg-gray-750 {
    background-color: rgb(42, 46, 53);
}

/* Finals Concert Schedule Styles */
.finals-concert-header {
    background: linear-gradient(135deg, #8b5cf6, #ec4899);
    padding: 1rem 1.5rem;
    color: white;
}

.finals-concert-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.finals-concert-header p {
    font-size: 0.875rem;
    opacity: 0.9;
}

/* Concert table specific styles */
.concert-schedule-table {
    font-size: 0.875rem;
}

.concert-schedule-table th {
    padding: 0.5rem 1rem;
    font-size: 0.75rem;
}

.concert-schedule-table td {
    padding: 0.75rem 1rem;
}

.concert-schedule-table .piece-type {
    font-size: 0.75rem;
    color: var(--color-text-tertiary);
    margin-bottom: 0.25rem;
    font-weight: 500;
}

/* Responsive concert grid */
@media (max-width: 768px) {
    .concert-grid {
        grid-template-columns: 1fr;
    }
}

/* Concert order badge */
.concert-order {
    display: inline-block;
    background-color: var(--color-primary-100);
    color: var(--color-primary-700);
    padding: 0.25rem 0.5rem;
    border-radius: 0.375rem;
    font-weight: 600;
    font-size: 0.875rem;
}

.dark .concert-order {
    background-color: var(--color-primary-900);
    color: var(--color-primary-300);
}