/* ====================================
   Workout Timer Styles - TimerTools Pro
   ==================================== */

/* Base Variables for Workout Timer */
:root {
    --workout-primary: #dc2626;
    --workout-secondary: #ef4444;
    --workout-accent: #fca5a5;
    --workout-success: #16a34a;
    --workout-warning: #f59e0b;
    --workout-info: #3b82f6;
    --workout-rest: #6366f1;
    
    /* Exercise Type Colors */
    --strength-color: #dc2626;
    --cardio-color: #e11d48;
    --flexibility-color: #7c3aed;
    --balance-color: #059669;
    --endurance-color: #ea580c;
    
    /* Status Colors */
    --status-ready: #6b7280;
    --status-active: #dc2626;
    --status-rest: #2563eb;
    --status-completed: #16a34a;
    --status-paused: #f59e0b;
}

/* ====================================
   Layout Structure
   ==================================== */

.workout-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem;
    background: var(--bg-primary);
}

.breadcrumb {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding: 0.75rem 1rem;
    background: var(--surface-color);
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.breadcrumb ol {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 0.5rem;
}

.breadcrumb ol li:not(:last-child)::after {
    content: " > ";
    color: var(--text-secondary);
    margin-left: 0.5rem;
}

.breadcrumb a {
    color: var(--primary-color);
    text-decoration: none;
}

.favorites-btn {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 4px;
    transition: background-color 0.2s;
}

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

/* ====================================
   Program Selection Screen
   ==================================== */

.program-selection {
    background: var(--surface-color);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.section-title {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    text-align: center;
    color: var(--text-primary);
}

.program-categories h3,
.quick-start h3,
.custom-program h3 {
    font-size: 1.25rem;
    font-weight: 500;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.program-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.program-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1.5rem 1rem;
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    color: var(--text-primary);
}

.program-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    border-color: var(--workout-primary);
}

.program-card.active {
    border-color: var(--workout-primary);
    background: var(--workout-accent);
}

.program-icon {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.program-name {
    font-weight: 500;
    margin-bottom: 0.25rem;
    font-size: 1.1rem;
}

.program-time {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.program-difficulty {
    font-size: 0.75rem;
    color: var(--workout-primary);
    font-weight: 500;
}

/* Quick Start Options */
.quick-start {
    margin: 2rem 0;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.quick-options {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
}

.quick-btn {
    padding: 0.75rem 1.5rem;
    background: var(--workout-primary);
    color: white;
    border: none;
    border-radius: 25px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.quick-btn:hover {
    background: var(--workout-secondary);
    transform: translateY(-1px);
}

/* Custom Program Form */
.custom-program {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.custom-form {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input, .form-group select {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 1rem;
}

.form-group input:focus, .form-group select:focus {
    outline: none;
    border-color: var(--workout-primary);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

/* ====================================
   Program Configuration Screen
   ==================================== */

.program-configuration {
    background: var(--surface-color);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.difficulty-selection {
    margin-bottom: 2rem;
}

.difficulty-options {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.difficulty-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1.5rem;
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 150px;
}

.difficulty-btn:hover {
    border-color: var(--workout-primary);
    background: var(--workout-accent);
}

.difficulty-btn.active {
    border-color: var(--workout-primary);
    background: var(--workout-primary);
    color: white;
}

.difficulty-label {
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.difficulty-desc {
    font-size: 0.875rem;
    opacity: 0.8;
    text-align: center;
}

.exercises-config-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.exercise-config-item {
    display: grid;
    grid-template-columns: auto 1fr auto auto auto;
    gap: 1rem;
    align-items: center;
    padding: 1rem;
    background: var(--bg-primary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.exercise-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.exercise-icon {
    font-size: 1.5rem;
}

.exercise-name {
    font-weight: 500;
}

.config-input {
    width: 60px;
    text-align: center;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background: var(--surface-color);
}

.config-summary {
    text-align: center;
    margin-bottom: 2rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: 8px;
}

.config-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ====================================
   Main Workout Timer Screen
   ==================================== */

.workout-timer-main {
    display: grid;
    gap: 2rem;
}

.desktop-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

/* Main Timer Section */
.main-timer-section {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.timer-card {
    background: var(--surface-color);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.timer-card h2 {
    text-align: center;
    margin-bottom: 1rem;
    color: var(--workout-primary);
}

.current-exercise-info {
    text-align: center;
    margin-bottom: 1.5rem;
}

.exercise-indicator {
    background: var(--workout-accent);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 500;
    color: var(--text-primary);
}

.timer-display {
    display: flex;
    justify-content: center;
    margin-bottom: 2rem;
}

.time-circle {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--workout-primary), var(--workout-secondary));
    color: white;
    box-shadow: 0 8px 16px rgba(220, 38, 38, 0.3);
}

.time-remaining {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1;
}

.exercise-status {
    font-size: 1rem;
    margin-top: 0.5rem;
    opacity: 0.9;
}

.progress-container {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.progress-bar {
    flex: 1;
    height: 12px;
    background: var(--bg-secondary);
    border-radius: 6px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--workout-primary), var(--workout-secondary));
    transition: width 0.3s ease;
}

.progress-text {
    font-weight: 500;
    color: var(--workout-primary);
    min-width: 60px;
}

.timer-controls {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Set Progress */
.set-progress {
    background: var(--surface-color);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.set-progress h3 {
    margin-bottom: 1rem;
    text-align: center;
    color: var(--text-primary);
}

.set-indicators {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.set-dot {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--border-color);
    transition: all 0.3s ease;
}

.set-dot.completed {
    background: var(--workout-success);
}

.set-dot.active {
    background: var(--workout-primary);
    transform: scale(1.2);
}

.set-details {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.set-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.set-input {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

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

.set-input input {
    width: 60px;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    text-align: center;
}

/* Side Panel */
.side-panel {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.ad-space {
    background: var(--bg-secondary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px dashed var(--border-color);
}

.ad-rectangle {
    height: 250px;
}

.ad-placeholder {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.program-presets {
    background: var(--surface-color);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.program-presets h3 {
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-size: 1.1rem;
}

.preset-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.preset-btn {
    padding: 0.75rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    text-align: left;
    color: var(--text-primary);
}

.preset-btn:hover {
    background: var(--hover-color);
    border-color: var(--workout-primary);
}

.preset-custom {
    border-style: dashed;
    color: var(--workout-primary);
}

/* ====================================
   Program Progress Section
   ==================================== */

.program-progress {
    background: var(--surface-color);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.program-progress h3 {
    margin-bottom: 1.5rem;
    text-align: center;
    color: var(--text-primary);
}

.exercises-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.exercise-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-primary);
    border-radius: 8px;
    border-left: 4px solid var(--border-color);
}

.exercise-item.completed {
    border-left-color: var(--workout-success);
    background: rgba(22, 163, 74, 0.1);
}

.exercise-item.active {
    border-left-color: var(--workout-primary);
    background: rgba(220, 38, 38, 0.1);
}

.exercise-item.pending {
    border-left-color: var(--text-secondary);
    opacity: 0.7;
}

.exercise-status-icon {
    font-size: 1.25rem;
    min-width: 24px;
}

.exercise-info {
    flex: 1;
}

.exercise-name {
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.exercise-details {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.program-summary {
    display: flex;
    justify-content: space-between;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: 8px;
    font-weight: 500;
    margin-bottom: 1.5rem;
}

.program-controls {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ====================================
   Exercise Tips Section
   ==================================== */

.exercise-tips {
    background: var(--surface-color);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.exercise-tips h3 {
    margin-bottom: 1.5rem;
    text-align: center;
    color: var(--text-primary);
}

.current-tip {
    margin-bottom: 1.5rem;
    padding: 1.5rem;
    background: var(--bg-primary);
    border-radius: 8px;
    border-left: 4px solid var(--workout-primary);
}

.current-tip h4 {
    margin-bottom: 0.5rem;
    color: var(--workout-primary);
}

.exercise-guide {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.guide-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: var(--bg-secondary);
    border-radius: 6px;
    font-weight: 500;
}

/* ====================================
   Rest Screen
   ==================================== */

.rest-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--workout-rest);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.rest-container {
    text-align: center;
    color: white;
    max-width: 400px;
    padding: 2rem;
}

.rest-container h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
}

.rest-timer {
    margin-bottom: 2rem;
}

.rest-circle {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    margin: 0 auto;
    backdrop-filter: blur(10px);
}

.rest-time {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1;
}

.rest-status {
    font-size: 1rem;
    margin-top: 0.5rem;
    opacity: 0.9;
}

.rest-progress {
    margin-bottom: 2rem;
}

.rest-progress .progress-bar {
    background: rgba(255, 255, 255, 0.2);
}

.rest-progress .progress-fill {
    background: white;
}

.rest-info {
    margin-bottom: 2rem;
    opacity: 0.9;
}

.rest-controls {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ====================================
   Workout Complete Screen
   ==================================== */

.workout-complete {
    background: var(--surface-color);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    text-align: center;
}

.complete-container h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--workout-success);
}

.complete-stats {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1rem;
    background: var(--bg-primary);
    border-radius: 8px;
    min-width: 120px;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--workout-primary);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.rating-section {
    margin-bottom: 2rem;
}

.rating-section h3 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

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

.rating-btn {
    padding: 0.75rem 1rem;
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.9rem;
}

.rating-btn:hover {
    border-color: var(--workout-primary);
    background: var(--workout-accent);
}

.rating-btn.selected {
    border-color: var(--workout-primary);
    background: var(--workout-primary);
    color: white;
}

.complete-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ====================================
   Exercise Type Status Classes
   ==================================== */

.exercise-strength {
    --exercise-color: var(--strength-color);
}

.exercise-cardio {
    --exercise-color: var(--cardio-color);
}

.exercise-flexibility {
    --exercise-color: var(--flexibility-color);
}

.exercise-balance {
    --exercise-color: var(--balance-color);
}

.exercise-endurance {
    --exercise-color: var(--endurance-color);
}

/* Status Classes */
.status-ready {
    color: var(--status-ready);
    background: rgba(107, 114, 128, 0.1);
}

.status-active {
    color: var(--status-active);
    background: rgba(220, 38, 38, 0.1);
    animation: pulse 2s infinite;
}

.status-rest {
    color: var(--status-rest);
    background: rgba(37, 99, 235, 0.1);
}

.status-completed {
    color: var(--status-completed);
    background: rgba(22, 163, 74, 0.1);
}

.status-paused {
    color: var(--status-paused);
    background: rgba(245, 158, 11, 0.1);
}

/* ====================================
   Modal Styles
   ==================================== */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background: var(--surface-color);
    padding: 2rem;
    border-radius: 12px;
    max-width: 400px;
    width: 90%;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

.modal-content h3 {
    margin-bottom: 1.5rem;
    text-align: center;
    color: var(--text-primary);
}

.settings-options {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.setting-group {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.setting-group label {
    font-weight: 500;
}

.setting-group input {
    width: 80px;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    text-align: center;
}

.modal-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

/* ====================================
   Buttons
   ==================================== */

.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 6px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

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

.btn-primary:hover {
    background: var(--workout-secondary);
    transform: translateY(-1px);
}

.btn-success {
    background: var(--workout-success);
    color: white;
}

.btn-success:hover {
    background: #15803d;
    transform: translateY(-1px);
}

.btn-warning {
    background: var(--workout-warning);
    color: white;
}

.btn-warning:hover {
    background: #d97706;
    transform: translateY(-1px);
}

.btn-info {
    background: var(--workout-info);
    color: white;
}

.btn-info:hover {
    background: #2563eb;
    transform: translateY(-1px);
}

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

.btn-secondary:hover {
    background: #4b5563;
    transform: translateY(-1px);
}

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

.btn-outline:hover {
    background: var(--workout-primary);
    color: white;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
}

/* ====================================
   Native Ad Styles
   ==================================== */

.ad-native {
    height: 280px;
    margin: 2rem 0;
}

/* ====================================
   Responsive Design
   ==================================== */

/* Tablet Layout (768px - 1023px) */
@media (max-width: 1023px) {
    .desktop-layout {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .side-panel {
        flex-direction: row;
        gap: 1rem;
    }
    
    .ad-rectangle {
        min-width: 300px;
    }
    
    .program-presets {
        flex: 1;
    }
    
    .exercise-guide {
        gap: 1rem;
    }
    
    .time-circle,
    .rest-circle {
        width: 180px;
        height: 180px;
    }
    
    .time-remaining,
    .rest-time {
        font-size: 2.5rem;
    }
    
    .program-summary {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }
    
    .complete-stats {
        gap: 1rem;
    }
    
    .stat-item {
        min-width: 100px;
    }
}

/* Mobile Layout (320px - 767px) */
@media (max-width: 767px) {
    .workout-container {
        padding: 0.5rem;
    }
    
    .breadcrumb {
        margin-bottom: 1rem;
        padding: 0.5rem;
    }
    
    .program-selection, 
    .program-configuration,
    .workout-timer-main > * {
        padding: 1rem;
        margin-bottom: 1rem;
    }
    
    .program-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }
    
    .program-card {
        padding: 1rem 0.5rem;
    }
    
    .program-icon {
        font-size: 2rem;
    }
    
    .quick-options {
        flex-direction: column;
        align-items: center;
    }
    
    .quick-btn {
        width: 100%;
        max-width: 250px;
        justify-content: center;
    }
    
    .custom-form {
        grid-template-columns: 1fr;
    }
    
    .difficulty-options {
        flex-direction: column;
        align-items: center;
    }
    
    .difficulty-btn {
        width: 100%;
        max-width: 200px;
    }
    
    .side-panel {
        flex-direction: column;
        gap: 1rem;
    }
    
    .timer-controls {
        gap: 0.5rem;
    }
    
    .timer-controls .btn {
        flex: 1;
        min-width: 0;
        font-size: 0.8rem;
        padding: 0.6rem 0.5rem;
    }
    
    .time-circle,
    .rest-circle {
        width: 160px;
        height: 160px;
    }
    
    .time-remaining,
    .rest-time {
        font-size: 2rem;
    }
    
    .exercise-status,
    .rest-status {
        font-size: 0.9rem;
    }
    
    .set-indicators {
        gap: 0.5rem;
    }
    
    .set-dot {
        width: 12px;
        height: 12px;
    }
    
    .set-input {
        flex-direction: column;
        align-items: stretch;
        gap: 0.5rem;
        text-align: center;
    }
    
    .set-input input {
        width: 100%;
    }
    
    .exercises-list {
        gap: 0.75rem;
    }
    
    .exercise-item {
        padding: 0.75rem;
        gap: 0.75rem;
    }
    
    .program-controls,
    .config-actions {
        gap: 0.5rem;
    }
    
    .program-controls .btn,
    .config-actions .btn {
        flex: 1;
        min-width: 0;
        font-size: 0.8rem;
        padding: 0.6rem 0.5rem;
    }
    
    .exercise-guide {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .guide-item {
        padding: 0.5rem 0.75rem;
        font-size: 0.9rem;
    }
    
    .complete-stats {
        flex-direction: column;
        align-items: center;
    }
    
    .rating-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .rating-btn {
        width: 100%;
        max-width: 200px;
    }
    
    .complete-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .complete-actions .btn {
        width: 100%;
        max-width: 250px;
    }
    
    .modal-content {
        padding: 1.5rem;
        margin: 1rem;
    }
    
    .exercise-config-item {
        grid-template-columns: 1fr;
        gap: 0.75rem;
        text-align: center;
    }
    
    .config-input {
        width: 100%;
    }
    
    .rest-container {
        padding: 1rem;
    }
    
    .rest-controls {
        flex-direction: column;
        align-items: center;
    }
    
    .rest-controls .btn {
        width: 100%;
        max-width: 200px;
    }
}

/* Very Small Mobile (320px - 479px) */
@media (max-width: 479px) {
    .program-grid {
        grid-template-columns: 1fr;
    }
    
    .time-circle,
    .rest-circle {
        width: 140px;
        height: 140px;
    }
    
    .time-remaining,
    .rest-time {
        font-size: 1.75rem;
    }
    
    .timer-controls .btn {
        font-size: 0.75rem;
        padding: 0.5rem 0.25rem;
    }
    
    .set-indicators {
        gap: 0.25rem;
    }
    
    .set-dot {
        width: 10px;
        height: 10px;
    }
}

/* ====================================
   Animation Classes
   ==================================== */

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 0.3s ease-out;
}

@keyframes scaleIn {
    from { transform: scale(0.9); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.scale-in {
    animation: scaleIn 0.2s ease-out;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

.bounce {
    animation: bounce 1s ease-in-out;
}

/* ====================================
   Print Styles
   ==================================== */

@media print {
    .nav-container,
    .ad-space,
    .timer-controls,
    .program-controls,
    .config-actions,
    .rest-controls,
    .complete-actions {
        display: none;
    }
    
    .workout-container {
        max-width: none;
        padding: 0;
    }
    
    .program-progress,
    .exercise-tips,
    .complete-stats {
        break-inside: avoid;
    }
    
    .time-circle,
    .rest-circle {
        border: 2px solid var(--workout-primary);
        background: white !important;
        color: var(--workout-primary) !important;
    }
}