/* --- This is the complete and correct code for: css/progress-analytics-style.css --- */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
}

.stat-card {
    padding: 20px;
    text-align: center;
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--system-blue);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 5px;
}

.chart-controls {
    display: grid;
    grid-template-columns: 1fr;
    gap: 15px;
    margin-bottom: 20px;
}

@media (min-width: 500px) {
    .chart-controls {
        grid-template-columns: 1fr 1fr;
    }
}

.chart-controls label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-secondary);
    font-weight: 500;
}

.chart-controls select {
    width: 100%;
    padding: 12px;
    background-color: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    border-radius: 8px;
    font-size: 1rem;
    box-sizing: border-box;
}

#pr-finder {
    padding: 25px;
}

.pr-finder-form label {
    display: block;
    color: var(--text-secondary);
    margin-bottom: 8px;
    font-weight: 500;
}

.pr-finder-form select {
    width: 100%;
    padding: 12px;
    background-color: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    border-radius: 8px;
    font-size: 1rem;
    box-sizing: border-box;
    margin-bottom: 20px;
}

#pr-result-area {
    text-align: center;
    min-height: 80px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: rgba(0, 0, 0, 0.15);
    border-radius: 12px;
    padding: 20px;
    transition: all 0.3s ease;
}

.pr-prompt {
    color: var(--text-tertiary);
    font-size: 1rem;
    margin: 0;
}

.pr-result-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--system-blue);
    margin: 0;
}

.pr-result-date {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 5px;
}

#calendar-popup {
    position: absolute;
    z-index: 100;
    width: 280px;
    padding: 12px;
    opacity: 0;
    visibility: hidden;
    transform: scale(0.95) translateY(10px);
    transition: opacity 0.2s ease-out, transform 0.2s ease-out, visibility 0.2s;
    transform-origin: bottom right;
}

#calendar-popup.active {
    opacity: 1;
    visibility: visible;
    transform: scale(1) translateY(0);
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.calendar-nav-btn {
    font-size: 1.3rem;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    padding: 4px 8px;
}

#calendar-month-year {
    font-size: 1rem;
    font-weight: 600;
}

.calendar-weekdays,
.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    text-align: center;
}

.calendar-weekdays {
    margin-bottom: 8px;
}

.weekday {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.calendar-grid {
    gap: 4px;
}

.calendar-day {
    position: relative;
    padding: 6px 0;
    font-size: 0.85rem;
    border-radius: 50%;
    cursor: default;
    transition: background-color 0.2s;
}

.calendar-day.other-month {
    color: var(--text-tertiary);
}

.calendar-day.current-day {
    background-color: var(--system-blue);
    color: var(--text-on-action);
    font-weight: 700;
}

.calendar-day.has-workout {
    cursor: pointer;
    font-weight: 600;
}

.calendar-day.has-workout:not(.current-day):hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.calendar-day.has-workout::after {
    content: '';
    position: absolute;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background-color: var(--system-blue);
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
}

.calendar-day.current-day.has-workout::after {
    background-color: white;
}

.history-carousel-container {
    overflow-x: auto;
    padding: 10px 0 20px 0;
    scroll-behavior: smooth;
}

.history-carousel {
    display: flex;
    gap: 15px;
    width: max-content;
}

.history-card {
    width: 220px;
    padding: 20px;
    flex-shrink: 0;
    cursor: pointer;
}

.history-card-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0 0 5px 0;
}

.history-card-date {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 15px;
}

#progress-chart {
    max-height: 400px;
    margin-top: 15px;
}

/* Page-specific skeleton layouts */
.sk-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
    margin-top: 10px;
    margin-bottom: 40px;
}

.sk-stat-card {
    height: 95px;
}

.sk-chart-card {
    height: 350px;
    margin-bottom: 40px;
}

.sk-link-card {
    height: 90px;
    margin-bottom: 40px;
}

.sk-pr-card {
    height: 180px;
    margin-bottom: 40px;
}

.sk-history-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sk-history-header .skeleton-title {
    margin-bottom: 0;
}

.sk-history-header .sk-button {
    width: 120px;
    height: 40px;
    border-radius: 25px;
}

.sk-history-carousel {
    display: flex;
    gap: 15px;
    margin-top: 10px;
    overflow: hidden;
}

.sk-history-card {
    width: 220px;
    height: 85px;
    flex-shrink: 0;
}

/* Classes to apply the animations defined in base.css */
.fade-in {
    animation: fade-in 0.5s ease-out forwards;
}

.fade-out {
    animation: fade-out 0.5s ease-out forwards;
}