/**
 * Page-specific Styles
 * Author: datvd
 * Created: 2026-01-23
 */

/* ==================== Home Page ==================== */
.home-hero {
    text-align: center;
    padding: var(--space-8) var(--space-4);
    background: linear-gradient(135deg, var(--bg-surface) 0%, var(--bg-dark) 100%);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-6);
}

.home-hero-title {
    font-size: var(--text-3xl);
    margin-bottom: var(--space-2);
}

@media (min-width: 768px) {
    .home-hero-title {
        font-size: var(--text-4xl);
    }
}

.home-hero-subtitle {
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
}

/* ==================== Calendar ==================== */
.calendar {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.calendar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4);
    border-bottom: 1px solid var(--border-color);
}

.calendar-title {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
}

.calendar-nav {
    display: flex;
    gap: var(--space-2);
}

.calendar-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    padding: var(--space-2) var(--space-4);
    background: var(--bg-surface);
}

.calendar-weekday {
    text-align: center;
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    color: var(--text-tertiary);
    text-transform: uppercase;
}

.calendar-days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    padding: var(--space-2);
    gap: var(--space-1);
}

.calendar-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-sm);
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
}

.calendar-day:hover {
    background: var(--bg-surface);
    color: var(--text-primary);
}

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

.calendar-day.today {
    background: var(--primary);
    color: white;
    font-weight: var(--font-semibold);
}

.calendar-day.has-workout::after {
    content: '';
    position: absolute;
    bottom: 4px;
    width: 4px;
    height: 4px;
    background: var(--primary);
    border-radius: var(--radius-full);
}

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

.calendar-day.selected {
    background: var(--bg-surface);
    border: 2px solid var(--primary);
}

/* ==================== Stats Cards ==================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
}

@media (min-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.stat-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    padding: var(--space-4);
    text-align: center;
}

.stat-value {
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    color: var(--primary);
    margin-bottom: var(--space-1);
}

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

/* ==================== Exercise List ==================== */
.exercise-filters {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--border-color);
}

.search-box {
    position: relative;
    flex: 1;
    min-width: 200px;
}

.search-box input {
    width: 100%;
    padding-left: var(--space-10);
}

.search-box-icon {
    position: absolute;
    left: var(--space-3);
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    color: var(--text-tertiary);
}

.filter-dropdown {
    position: relative;
}

.filter-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 180px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-2);
    z-index: var(--z-dropdown);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
}

.filter-dropdown.open .filter-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(var(--space-1));
}

.filter-option {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.filter-option:hover {
    background: var(--bg-hover);
}

/* ==================== Exercise Card ==================== */
.exercise-card {
    position: relative;
}

.exercise-card-media {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
}

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

.exercise-card:hover .exercise-card-media img {
    transform: scale(1.05);
}

.exercise-card-badges {
    position: absolute;
    top: var(--space-3);
    left: var(--space-3);
    display: flex;
    gap: var(--space-2);
}

.exercise-card-favorite {
    position: absolute;
    top: var(--space-3);
    right: var(--space-3);
}

.exercise-card-body {
    padding: var(--space-4);
}

.exercise-card-title {
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-2);
}

.exercise-card-meta {
    display: flex;
    gap: var(--space-4);
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

/* ==================== Exercise Detail ==================== */
.exercise-detail-header {
    position: relative;
}

.exercise-detail-media {
    aspect-ratio: 16/9;
    background: var(--bg-surface);
    border-radius: var(--radius-xl);
    overflow: hidden;
    margin-bottom: var(--space-4);
}

.exercise-detail-media img,
.exercise-detail-media video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.exercise-detail-info {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    padding: var(--space-5);
    margin-bottom: var(--space-4);
}

.exercise-detail-title {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-3);
}

.exercise-detail-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

/* ==================== Workout Timer ==================== */
.timer-section {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    padding: var(--space-5);
    transition: transform 0.3s ease;
}

/* Main Content Padding override not needed anymore as Timer is not fixed */
/* Sticky Timer removed as requested */

.timer-section .card-title-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-4);
}

.timer-settings-btn {
    color: var(--text-secondary);
    background: transparent;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
}

.timer-settings-btn:hover {
    color: var(--primary);
}

.timer-display {
    text-align: center;
    padding: var(--space-6) 0;
}

.timer-time {
    font-size: 4.5rem;
    font-weight: var(--font-bold);
    font-variant-numeric: tabular-nums;
    color: var(--primary);
    line-height: 1;
}

@media (min-width: 768px) {
    .timer-time {
        font-size: 6rem;
    }
}

.timer-label {
    font-size: var(--text-base);
    color: var(--text-secondary);
    margin-top: var(--space-2);
}

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

.timer-controls .btn {
    min-width: 100px;
    flex: 1;
}

@media (min-width: 768px) {
    .timer-controls .btn {
        flex: initial;
    }
}

/* ==================== Collapsible Cards ==================== */
.card-header-collapsible {
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    padding: var(--space-4);
    user-select: none;
    background: var(--bg-card);
    transition: background var(--transition-fast);
}

.card-header-collapsible:hover {
    background: var(--bg-surface);
}

.card-header-collapsible .icon-chevron {
    transition: transform var(--transition-normal);
}

.card.collapsed .card-header-collapsible .icon-chevron {
    transform: rotate(-90deg);
}

.card.collapsed .card-body {
    display: none;
}

.card.collapsed {
    border-bottom: 1px solid var(--border-color);
}

.timer-sets {
    display: flex;
    justify-content: center;
    gap: var(--space-2);
    margin-top: var(--space-4);
}

.timer-set {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-surface);
    border-radius: var(--radius-md);
    font-weight: var(--font-semibold);
    transition: all var(--transition-fast);
}

.timer-set.completed {
    background: var(--success);
    color: white;
}

.timer-set.current {
    background: var(--primary);
    color: white;
    transform: scale(1.1);
}

/* ==================== Profile Page ==================== */
.profile-header {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--space-6);
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    margin-bottom: var(--space-4);
}

.profile-settings-btn {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    color: var(--text-tertiary);
    transition: color var(--transition-fast);
}

.profile-settings-btn:hover {
    color: var(--primary);
}

@media (min-width: 768px) {
    .profile-header {
        flex-direction: row;
        text-align: left;
        gap: var(--space-6);
    }
}

.profile-avatar {
    width: 100px;
    height: 100px;
    margin-bottom: var(--space-4);
}

@media (min-width: 768px) {
    .profile-avatar {
        margin-bottom: 0;
    }
}

.profile-name {
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-1);
}

.profile-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
    margin-top: var(--space-4);
}

@media (min-width: 768px) {
    .profile-stats {
        display: flex;
        gap: var(--space-6);
    }
}

.profile-stat {
    text-align: center;
}

.profile-stat-value {
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--primary);
}

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

/* ==================== Inbody Stats ==================== */
.inbody-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
}

@media (min-width: 768px) {
    .inbody-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.inbody-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    padding: var(--space-4);
    text-align: center;
}

.inbody-value {
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-1);
}

.inbody-label {
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.inbody-unit {
    font-size: var(--text-xs);
    color: var(--text-tertiary);
}

/* ==================== Progress Chart ==================== */
.chart-container {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    padding: var(--space-4);
    margin-bottom: var(--space-4);
}

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

.chart-title {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
}

/* ==================== Schedule Builder ==================== */
.schedule-week {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

.schedule-day {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-3);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.schedule-day:hover {
    border-color: var(--primary);
}

.schedule-day.active {
    background: rgba(var(--primary-rgb), 0.1);
    border-color: var(--primary);
}

.schedule-day-name {
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    color: var(--text-secondary);
    margin-bottom: var(--space-1);
}

.schedule-day-exercises {
    font-size: var(--text-sm);
    color: var(--text-primary);
}

/* ==================== Language Switcher ==================== */
.lang-switcher {
    position: relative;
}

.lang-current {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    background: var(--bg-surface);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    cursor: pointer;
}

.lang-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--space-1);
    min-width: 120px;
    z-index: var(--z-dropdown);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
}

.lang-switcher.open .lang-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(var(--space-1));
}

.lang-option {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-sm);
    cursor: pointer;
}

.lang-option:hover {
    background: var(--bg-hover);
}

/* ==================== Techniques Pages ==================== */
.technique-group-card {
    height: 100%;
}

.technique-group-card .card-title {
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-4);
}

.muscle-group-card {
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.muscle-group-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    border-color: var(--primary);
}

.muscle-anatomy-preview {
    width: 200px;
    height: 200px;
    background: var(--bg-surface);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    flex-shrink: 0;
}

.muscle-anatomy-preview img {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
}

@media (max-width: 768px) {
    .muscle-anatomy-preview {
        width: 120px;
        height: 120px;
    }
}

/* ==================== Modal Layout Fixes (Mobile) ==================== */
@media (max-width: 640px) {

    #inbodyForm .grid-2,
    #clearDataForm .grid-2 {
        grid-template-columns: 1fr;
    }
}