:root {
    --bg-light: linear-gradient(135deg, #e3f2fd 0%, #ffffff 50%, #e8f5e8 100%);
    --card-bg-light: white;
    --text-color-light: #333;
    --text-secondary-light: #666;
    --header-bg-light: white;
    --header-border-light: #2196F3;
    --border-color-light: #e0e0e0;
    --button-bg-light: #f0f0f0;
    --button-text-light: #333;
    --button-hover-bg-light: #e0e0e0;
    --nav-button-active-bg: #2196F3;
    --nav-button-active-text: white;
    --unlocked-border-light: #FFC107;
    --progress-bar-bg-light: #e0e0e0;
    --accent-blue: #2196F3;
    --accent-green: #4CAF50;
    --accent-red: #f44336;
    --accent-orange: #FF9800;
    --bg-dark: linear-gradient(135deg, #1A202C 0%, #2D3748 100%);
    --card-bg-dark: #2D3748;
    --text-color-dark: #E2E8F0;
    --text-secondary-dark: #A0AEC0;
    --header-bg-dark: #1A202C;
    --header-border-dark: #4299E1;
    --border-color-dark: #4A5568;
    --button-bg-dark: #4A5568;
    --button-text-dark: #E2E8F0;
    --button-hover-bg-dark: #2D3748;
    --nav-button-active-bg-dark: #4299E1;
    --unlocked-border-dark: #F6E05E;
    --progress-bar-bg-dark: #4A5568;
    --accent-blue-dark: #63B3ED;
    --accent-green-dark: #68D391;
    --accent-red-dark: #FC8181;
    --accent-orange-dark: #F6AD55;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--bg-light);
    color: var(--text-color-light);
    transition: background-color 0.3s, color 0.3s;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

body.dark-mode {
    background: var(--bg-dark);
    color: var(--text-color-dark);
}

.header {
    background: var(--header-bg-light);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border-bottom: 4px solid var(--header-border-light);
    padding: 15px 0;
    transition: background-color 0.3s, border-color 0.3s;
    flex-shrink: 0;
}

body.dark-mode .header {
    background: var(--header-bg-dark);
    border-bottom-color: var(--header-border-dark);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 15px;
}

.trophy-icon::before {
    content: "\f091";
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    font-size: 32px;
}

.calendar-icon::before {
    content: "\f073";
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    font-size: 24px;
}

body.dark-mode .calendar-icon::before {
    filter: brightness(1.2);
}

.header-title h1 {
    font-size: clamp(18px, 3.5vw, 24px);
    font-weight: bold;
    color: #1976D2;
    margin-bottom: 3px;
    transition: color 0.3s;
}

body.dark-mode .header-title h1 {
    color: #63B3ED;
}

.header-title p {
    color: var(--text-secondary-light);
    font-size: clamp(11px, 2vw, 13px);
    transition: color 0.3s;
}

body.dark-mode .header-title p {
    color: var(--text-secondary-dark);
}

.navigation-buttons {
    display: flex;
    gap: 10px;
    margin: 10px 0;
}

.nav-button {
    padding: 8px 15px;
    border: none;
    border-radius: 6px;
    background-color: var(--button-bg-light);
    color: var(--button-text-light);
    cursor: pointer;
    font-weight: 500;
    transition: background-color 0.3s, color 0.3s;
}

.nav-button:hover {
    background-color: var(--button-hover-bg-light);
}

.nav-button.active {
    background-color: var(--nav-button-active-bg);
    color: var(--nav-button-active-text);
}

body.dark-mode .nav-button {
    background-color: var(--button-bg-dark);
    color: var(--button-text-dark);
}

body.dark-mode .nav-button:hover {
    background-color: var(--button-hover-bg-dark);
}

body.dark-mode .nav-button.active {
    background-color: var(--nav-button-active-bg-dark);
}

.week-selector-container {
    display: flex;
    align-items: center;
    gap: 10px;
}

.gamification-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    margin-bottom: 10px;
}

.level-display {
    font-size: 14px;
    font-weight: bold;
    color: #e67e22;
}

.xp-bar-container {
    width: 100px;
    height: 10px;
    background-color: #ecf0f1;
    border-radius: 5px;
    overflow: hidden;
    border: 1px solid #bdc3c7;
}

body.dark-mode .xp-bar-container {
    background-color: #4A5568;
    border-color: #718096;
}

.xp-bar {
    height: 100%;
    width: 0%;
    background-color: #2ecc71;
    border-radius: 5px;
    transition: width 0.3s ease;
}

.xp-text {
    font-size: 10px;
    color: var(--text-secondary-light);
}

body.dark-mode .xp-text {
    color: var(--text-secondary-dark);
}

.streak-display {
    font-size: 12px;
    font-weight: 500;
    color: #e74c3c;
    margin-top: 4px;
}

.current-week {
    text-align: center;
}

.current-week .week-number {
    font-size: clamp(18px, 3.5vw, 24px);
    font-weight: bold;
    color: var(--accent-blue);
    transition: color 0.3s;
}

body.dark-mode .current-week .week-number {
    color: var(--accent-blue-dark);
}

.current-week .week-total {
    font-size: clamp(10px, 2vw, 12px);
    color: var(--text-secondary-light);
    transition: color 0.3s;
}

body.dark-mode .current-week .week-total {
    color: var(--text-secondary-dark);
}

select#weekSelector {
    background: #e3f2fd;
    border: 2px solid var(--accent-blue);
    border-radius: 8px;
    padding: 8px 12px;
    font-weight: 500;
    cursor: pointer;
    font-size: clamp(12px, 2.5vw, 14px);
    transition: all 0.3s;
}

body.dark-mode select#weekSelector {
    background: #2D3748;
    border-color: #4299E1;
    color: var(--text-color-dark);
}

#notificationToggle,
#darkModeToggle {
    background: none;
    border: 2px solid #ccc;
    border-radius: 50%;
    width: 36px;
    height: 36px;
    font-size: 18px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

#notificationToggle:hover,
#darkModeToggle:hover {
    background-color: #f0f0f0;
    transform: rotate(15deg);
}

body.dark-mode #notificationToggle,
body.dark-mode #darkModeToggle {
    border-color: #4A5568;
    color: var(--text-color-dark);
}

body.dark-mode #notificationToggle:hover,
body.dark-mode #darkModeToggle:hover {
    background-color: #4A5568;
}

#notificationToggle {
    color: #666;
}

#notificationToggle.active {
    border-color: var(--accent-green);
    color: var(--accent-green);
}

body.dark-mode #notificationToggle.active {
    border-color: var(--accent-green-dark);
    color: var(--accent-green-dark);
}

.page-content {
    display: none;
    width: 100%;
}

.page-content.active {
    display: block;
    flex: 1;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.week-overview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: 15px;
    margin-bottom: 30px;
}

.day-card {
    background: var(--card-bg-light);
    border: 2px solid var(--border-color-light);
    border-radius: 12px;
    padding: 15px;
    text-align: center;
    transition: all 0.3s ease;
}

body.dark-mode .day-card {
    background: var(--card-bg-dark);
    border-color: var(--border-color-dark);
}

.day-card.today {
    border-color: var(--accent-blue);
    background: #e3f2fd;
    transform: scale(1.03);
    box-shadow: 0 4px 10px rgba(33, 150, 243, 0.3);
}

body.dark-mode .day-card.today {
    border-color: #63B3ED;
    background: #2b6cb0;
    box-shadow: 0 4px 10px rgba(99, 179, 237, 0.3);
}

.day-name {
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-color-light);
    font-size: 1em;
}

body.dark-mode .day-name {
    color: var(--text-color-dark);
}

.day-card.today .day-name {
    color: #1976D2;
}

body.dark-mode .day-card.today .day-name {
    color: #bee3f8;
}

.progress-circle {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    font-weight: bold;
    font-size: 12px;
    color: white;
    transition: background-color 0.3s ease;
}

.progress-100 {
    background: var(--accent-green);
}

.progress-partial {
    background: var(--accent-orange);
}

.progress-0 {
    background: #e0e0e0;
    color: #666;
}

body.dark-mode .progress-0 {
    background: #4A5568;
    color: #A0AEC0;
}

.daily-schedule,
.achievements-section-summary,
#advancementsPage .advancement-content {
    background: var(--card-bg-light);
    border-radius: 16px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    padding: clamp(15px, 4vw, 30px);
    margin-bottom: 30px;
    transition: background-color 0.3s;
}

body.dark-mode .daily-schedule,
body.dark-mode .achievements-section-summary,
body.dark-mode #advancementsPage .advancement-content {
    background: var(--card-bg-dark);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

#advancementsPage h2 {
    text-align: center;
    font-size: clamp(20px, 4vw, 26px);
    color: #1976D2;
    margin-bottom: 25px;
}

body.dark-mode #advancementsPage h2 {
    color: #63B3ED;
}

.schedule-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
    border-bottom: 2px solid #f0f0f0;
    padding-bottom: 15px;
    transition: border-color 0.3s;
}

body.dark-mode .schedule-header {
    border-bottom-color: var(--border-color-dark);
}

.schedule-header h2 {
    font-size: clamp(18px, 3.5vw, 24px);
    font-weight: bold;
    color: var(--text-color-light);
    transition: color 0.3s;
}

body.dark-mode .schedule-header h2 {
    color: var(--text-color-dark);
}

.progress-text {
    margin-left: auto;
    color: var(--text-secondary-light);
    font-size: clamp(12px, 2.5vw, 14px);
    transition: color 0.3s;
}

body.dark-mode .progress-text {
    color: var(--text-secondary-dark);
}

.today-workout-summary-container {
    background: var(--card-bg-light);
    border: 1px solid var(--border-color-light);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 25px;
    text-align: center;
    transition: all 0.3s ease;
}

body.dark-mode .today-workout-summary-container {
    background: var(--card-bg-dark);
    border-color: var(--border-color-dark);
}

.today-workout-summary-container h3 {
    font-size: clamp(16px, 3vw, 18px);
    color: var(--accent-blue);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color-light);
}

body.dark-mode .today-workout-summary-container h3 {
    color: var(--accent-blue-dark);
    border-bottom-color: var(--border-color-dark);
}

.workout-summary-list.home-summary {
    display: grid;
    gap: 12px;
    text-align: left;
    margin-bottom: 25px;
    padding: 0;
    list-style-type: none;
}

#todayWorkoutSummary p {
    color: var(--text-secondary-light);
    font-style: italic;
}

body.dark-mode #todayWorkoutSummary p {
    color: var(--text-secondary-dark);
}

.workout-summary-list.home-summary .workout-summary-item {
    background-color: transparent;
    color: var(--text-color-light);
    padding: 12px 15px;
    border-radius: 8px;
    border: 1px solid var(--border-color-light);
    font-weight: 500;
    font-size: 15px;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: background-color 0.2s, transform 0.2s;
}

.workout-summary-list.home-summary .workout-summary-item:hover {
    background-color: #f7f9fc;
    transform: translateX(2px);
}

.workout-summary-list.home-summary .workout-summary-item::before {
    content: "\f0a9"; 
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    font-size: 1.2em;
    color: var(--accent-blue);
}

body.dark-mode .workout-summary-list.home-summary .workout-summary-item {
    color: var(--text-color-dark);
    border-color: var(--border-color-dark);
}

body.dark-mode .workout-summary-list.home-summary .workout-summary-item:hover {
    background-color: #2D3748;
}

body.dark-mode .workout-summary-list.home-summary .workout-summary-item::before {
    color: var(--accent-blue-dark);
}

#goToPracticeButton {
    margin: 10px auto 0;
}

.interactive-workout-container {
    background: var(--card-bg-light);
    border-radius: 16px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    padding: clamp(20px, 4vw, 30px);
    margin: 0 auto;
    max-width: 600px;
    text-align: center;
    transition: all 0.3s ease;
}

body.dark-mode .interactive-workout-container {
    background: var(--card-bg-dark);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.interactive-workout-container h3 {
    font-size: clamp(17px, 3.5vw, 22px);
    color: var(--accent-blue);
    margin-bottom: 15px;
}

body.dark-mode .interactive-workout-container h3 {
    color: var(--accent-blue-dark);
}

.interactive-workout-container .workout-summary-list {
    list-style-type: none;
    padding: 0;
    margin-bottom: 20px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
}

.interactive-workout-container .workout-summary-item {
    background: rgba(33, 150, 243, 0.1);
    color: #1976D2;
    padding: 5px 12px;
    border-radius: 16px;
    font-size: 14px;
    font-weight: 500;
}

body.dark-mode .interactive-workout-container .workout-summary-item {
    background: rgba(66, 153, 225, 0.2);
    color: #90cdf4;
}

.workout-card {
    padding: 20px;
    border-radius: 10px;
    margin-top: 15px;
}

.workout-card.exercise {
    background: linear-gradient(135deg, #e3f2fd, #e8eaf6);
}

body.dark-mode .workout-card.exercise {
    background: linear-gradient(135deg, #2b3a4a, #32354e);
}

.workout-card.rest {
    background: linear-gradient(135deg, #e8f5e9, #e0f2f1);
}

body.dark-mode .workout-card.rest {
    background: linear-gradient(135deg, #2f4538, #2c4241);
}

.workout-card .set-info {
    font-size: 16px;
    font-weight: bold;
    color: var(--text-secondary-light);
    margin-bottom: 10px;
}

body.dark-mode .workout-card .set-info {
    color: var(--text-secondary-dark);
}

.workout-card .goal {
    font-size: 18px;
    margin-bottom: 20px;
}

.timer-display-workout {
    font-size: clamp(3rem, 10vw, 4.5rem);
    font-weight: bold;
    margin-bottom: 20px;
    font-family: 'Courier New', Courier, monospace;
    color: var(--text-color-light);
}

body.dark-mode .timer-display-workout {
    color: var(--text-color-dark);
}

.workout-card.rest .timer-display-workout {
    color: var(--accent-green);
    background-color: rgba(76, 175, 80, 0.1);
    border: 2px solid var(--accent-green-dark);
    border-radius: 12px;
    padding: 10px 20px;
    display: inline-block;
    margin-bottom: 25px;
}

body.dark-mode .workout-card.rest .timer-display-workout {
    color: var(--accent-green-dark);
    background-color: rgba(104, 211, 145, 0.15);
    border-color: var(--accent-green);
}

.workout-controls,
.rest-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    flex-wrap: wrap;
}

.workout-btn {
    padding: 12px 25px;
    font-size: 1em;
    font-weight: bold;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    color: white;
}

.workout-btn.start,
.big-start-btn {
    background-color: var(--accent-blue);
}

.workout-btn.start:hover,
.big-start-btn:hover {
    background-color: #1976D2;
}

body.dark-mode .workout-btn.start,
body.dark-mode .big-start-btn {
    background-color: var(--accent-blue-dark);
}

.workout-btn.pause {
    background-color: var(--accent-orange);
}

.workout-btn.pause:hover {
    background-color: #fb8c00;
}

body.dark-mode .workout-btn.pause {
    background-color: var(--accent-orange-dark);
}

.workout-btn.finish {
    background-color: var(--accent-green);
}

.workout-btn.finish:hover {
    background-color: #45a049;
}

body.dark-mode .workout-btn.finish {
    background-color: var(--accent-green-dark);
}

.workout-btn.skip {
    background-color: #78909c;
}

.workout-btn.skip:hover {
    background-color: #607d8b;
}

.rest-controls .rest-btn {
    background: #4db6ac;
    color: white;
    font-size: 1.2em;
    font-weight: bold;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    padding: 12px 20px;
    min-width: 80px;
    text-align: center;
}

body.dark-mode .rest-controls .rest-btn {
    background-color: #4fd1c5;
}

.rest-controls .rest-btn:hover {
    transform: scale(1.05);
}

.rest-controls .rest-btn.skip {
    background-color: #78909c;
    font-size: 1em;
}

.rest-controls .rest-btn.skip:hover {
    background-color: #607d8b;
}

.task-list {
    display: grid;
    gap: 12px;
}

.task-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px;
    border: 2px solid;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.25s ease;
    position: relative;
}

.task-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.07);
}

.task-item.completed {
    background: #e8f5e9 !important;
    border-color: #4CAF50 !important;
}

body.dark-mode .task-item.completed {
    background: #2F855A !important;
    border-color: #68D391 !important;
}

.task-item.completed .task-text {
    text-decoration: line-through;
    color: #2e7d32;
}

body.dark-mode .task-item.completed .task-text {
    color: #9AE6B4;
}

.task-item.completed .task-time {
    color: #4CAF50;
}

body.dark-mode .task-item.completed .task-time {
    color: #68D391;
}

.task-item.completed .checkbox {
    background: #4CAF50;
    border-color: #4CAF50;
    color: white;
}

body.dark-mode .task-item.completed .checkbox {
    background: #68D391;
    border-color: #68D391;
}

.task-item.completed .task-xp {
    color: #2e7d32;
}

body.dark-mode .task-item.completed .task-xp {
    color: #9AE6B4;
}

.checkbox {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    border: 2px solid #ccc;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    flex-shrink: 0;
    transition: all 0.2s;
}

body.dark-mode .checkbox {
    border-color: #718096;
}

.task-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    font-size: 18px;
}

.task-content {
    flex-grow: 1;
}

.task-text {
    font-weight: 500;
    margin-bottom: 4px;
    font-size: 0.95em;
    color: var(--text-color-light);
}

body.dark-mode .task-text {
    color: var(--text-color-dark);
}

.task-time {
    font-size: 0.8em;
    color: var(--text-secondary-light);
}

body.dark-mode .task-time {
    color: var(--text-secondary-dark);
}

.task-xp {
    font-size: 0.75em;
    color: #e67e22;
    font-weight: bold;
    position: absolute;
    top: 5px;
    right: 10px;
}

.type-morning {
    border-color: #FFB74D;
    background: #fff8e1;
}

.type-workout {
    border-color: #F06292;
    background: #fce4ec;
}

.type-nutrition {
    border-color: #81C784;
    background: #e8f5e9;
}

.type-study {
    border-color: #64B5F6;
    background: #e3f2fd;
}

.type-rest {
    border-color: #BA68C8;
    background: #f3e5f5;
}

.type-recovery {
    border-color: #4DB6AC;
    background: #e0f2f1;
}

.type-leisure {
    border-color: #FFF176;
    background: #fffde7;
}

.type-evening {
    border-color: #7986CB;
    background: #e8eaf6;
}

.type-sleep {
    border-color: #90A4AE;
    background: #eceff1;
}

body.dark-mode .type-morning {
    border-color: #d69e2e;
    background-color: #423b32;
}

body.dark-mode .type-workout {
    border-color: #c53030;
    background-color: #4c2f38;
}

body.dark-mode .type-nutrition {
    border-color: #38a169;
    background-color: #2c4238;
}

body.dark-mode .type-study {
    border-color: #3182ce;
    background-color: #2c3a4a;
}

body.dark-mode .type-rest {
    border-color: #805ad5;
    background-color: #3b334a;
}

body.dark-mode .type-recovery {
    border-color: #319795;
    background-color: #2c4241;
}

body.dark-mode .type-leisure {
    border-color: #d69e2e;
    background-color: #423e2c;
}

body.dark-mode .type-evening {
    border-color: #5a67d8;
    background-color: #32354e;
}

body.dark-mode .type-sleep {
    border-color: #718096;
    background-color: #394248;
}

.achievements-section-summary h3,
.full-achievements-section h3,
.tips-section h3 {
    color: var(--text-color-light);
    font-weight: bold;
    margin-bottom: 18px;
    font-size: clamp(16px, 3vw, 18px);
    border-bottom: 2px solid var(--border-color-light);
    padding-bottom: 10px;
    text-align: center;
}

body.dark-mode .achievements-section-summary h3,
body.dark-mode .full-achievements-section h3,
body.dark-mode .tips-section h3 {
    color: var(--text-color-dark);
    border-bottom-color: var(--border-color-dark);
}

.achievements-section-summary {
    margin-top: 30px;
    padding-bottom: 15px;
}

.view-all-button {
    display: block;
    width: fit-content;
    margin: 15px auto 0;
    padding: 10px 20px;
    background-color: var(--accent-blue);
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    transition: background-color 0.3s;
}

.view-all-button:hover {
    background-color: #1976D2;
}

body.dark-mode .view-all-button {
    background-color: #4299E1;
}

body.dark-mode .view-all-button:hover {
    background-color: #2b6cb0;
}

.achievements-grid-summary {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
}

.achievements-grid-full {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
}

.achievement-card {
    background-color: #f9f9f9;
    border-radius: 10px;
    padding: 15px;
    text-align: center;
    border: 2px solid var(--border-color-light);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    transition: all 0.3s ease;
}

.achievements-grid-summary .achievement-card {
    min-width: 120px;
    max-width: 150px;
}

.achievement-card.in-progress {
    background-color: var(--card-bg-light);
}

.achievement-card.unlocked {
    border-color: var(--unlocked-border-light);
    background-color: #fffbef;
    box-shadow: 0 4px 12px rgba(255, 193, 7, 0.2);
}

.achievement-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

body.dark-mode .achievement-card.in-progress {
    background-color: var(--card-bg-dark);
    border-color: var(--border-color-dark);
}

body.dark-mode .achievement-card.unlocked {
    border-color: var(--unlocked-border-dark);
    background-color: #383215;
    box-shadow: 0 4px 12px rgba(246, 224, 94, 0.2);
}

body.dark-mode .achievement-card:hover {
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

.achievement-card .icon {
    font-size: 2.5em;
    margin-bottom: 8px;
}

.achievement-card .name {
    font-weight: bold;
    margin-bottom: 5px;
    font-size: 1em;
}

.achievement-card .description {
    font-size: 0.8em;
    color: var(--text-secondary-light);
    line-height: 1.3;
    margin-bottom: 10px;
    flex-grow: 1;
}

body.dark-mode .achievement-card .description {
    color: var(--text-secondary-dark);
}

.achievement-progress-container {
    width: 100%;
    height: 18px;
    background-color: var(--progress-bar-bg-light);
    border-radius: 9px;
    position: relative;
    overflow: hidden;
    margin-top: auto;
}

body.dark-mode .achievement-progress-container {
    background-color: var(--progress-bar-bg-dark);
}

.achievement-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, #66BB6A, #43A047);
    border-radius: 9px;
    transition: width 0.4s ease-in-out;
}

.achievement-progress-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 10px;
    font-weight: bold;
    color: white;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.no-achievements,
.no-achievements-full {
    grid-column: 1 / -1;
    text-align: center;
    color: var(--text-secondary-light);
    padding: 20px;
    font-style: italic;
}

body.dark-mode .no-achievements,
body.dark-mode .no-achievements-full {
    color: var(--text-secondary-dark);
}

.tips-section {
    background: linear-gradient(135deg, #fffde7 0%, #fff8e1 100%);
    border: 2px solid #FFD54F;
    border-radius: 16px;
    padding: 20px;
    margin-top: 30px;
}

body.dark-mode .tips-section {
    background: #423e2c;
    border-color: #d69e2e;
    border-radius: 16px;
}

.daily-quote-container {
    padding-bottom: 20px;
    margin-bottom: 20px;
    border-bottom: 2px dashed #FFD54F;
    text-align: center;
    border-radius: 10px;
}

body.dark-mode .daily-quote-container {
    border-bottom-color: #d69e2e;
}

#dailyQuote {
    font-style: italic;
    color: #ef6c00;
    font-size: clamp(14px, 2.5vw, 16px);
    line-height: 1.6;
}

body.dark-mode #dailyQuote {
    color: #f6ad55;
}

.tips-container h3,
.daily-quote-container h3 {
    color: #FFA000;
}

body.dark-mode .tips-container h3,
body.dark-mode .daily-quote-container h3 {
    color: #f6ad55;
}

.tips-list {
    list-style-type: none;
    padding-left: 0;
}

.tip-item {
    color: #FF8F00;
    font-size: clamp(13px, 2.5vw, 14px);
    padding: 8px 0;
    border-bottom: 1px solid #fff3e0;
}

body.dark-mode .tip-item {
    color: #f6ad55;
    border-bottom-color: #5f5439;
}

.tip-item:last-child {
    border-bottom: none;
}

.tip-item:before {
    content: "\f0eb";
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    margin-right: 8px;
}

.level-up-toast {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(-100px);
    background-color: #FFC107;
    color: #333;
    padding: 15px 25px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    z-index: 2000;
    font-size: 1.2em;
    font-weight: bold;
    text-align: center;
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.27, 1.55);
}

.level-up-toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.page-title {
    text-align: center;
    font-size: clamp(24px, 5vw, 32px);
    color: var(--accent-blue);
    margin-bottom: 30px;
    font-weight: 700;
}

body.dark-mode .page-title {
    color: var(--accent-blue-dark);
}

.practice-container {
    width: 100%;
}

.site-footer {
    background-color: var(--header-bg-light);
    border-top: 4px solid var(--header-border-light);
    padding: 20px 0;
    text-align: center;
    font-size: 0.9em;
    color: var(--text-secondary-light);
    margin-top: auto; 
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.05);
    transition: background-color 0.3s, border-color 0.3s, color 0.3s;
}

body.dark-mode .site-footer {
    background-color: var(--header-bg-dark);
    border-top-color: var(--header-border-dark);
    color: var(--text-secondary-dark);
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.2);
}

.site-footer a {
    color: var(--accent-blue);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
}

body.dark-mode .site-footer a {
    color: var(--accent-blue-dark);
}

.site-footer a:hover {
    text-decoration: underline;
}

.site-footer .fa-heart {
    margin-left: 5px;
    color: #ff695d; 
}


@media (max-width: 768px) {
    body {
        padding-bottom: 0;
    }
    .header-content {
        flex-direction: column;
        gap: 15px;
    }
    .navigation-buttons {
        order: 1;
        width: 100%;
        justify-content: center;
    }
    .gamification-header {
        order: 2;
    }
    .week-selector-container {
        order: 3;
        width: 100%;
        justify-content: space-between;
    }
    .week-overview {
        grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
        gap: 10px;
    }
    .day-card {
        padding: 12px;
    }
    .progress-circle {
        width: 45px;
        height: 45px;
        font-size: 11px;
    }
    .daily-schedule {
        padding: 20px;
    }
    .schedule-header h2 {
        font-size: 20px;
    }
    .task-item {
        padding: 12px;
        gap: 10px;
    }
    .checkbox {
        width: 20px;
        height: 20px;
        font-size: 12px;
    }
    .task-icon {
        font-size: 16px;
    }
    .task-text {
        font-size: 0.9em;
    }
    .task-time {
        font-size: 0.75em;
    }
    .tips-section {
        padding: 20px;
    }
    .tips-section h3 {
        font-size: 16px;
    }
    .tip-item {
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .header-title h1 {
        font-size: 18px;
    }
    .header-title p {
        font-size: 11px;
    }
    .current-week .week-number {
        font-size: 16px;
    }
    select#weekSelector {
        padding: 6px 10px;
        font-size: 12px;
    }
    .xp-bar-container {
        width: 80px;
    }
    .level-display,
    .xp-text {
        font-size: 12px;
    }
    .workout-btn,
    .rest-btn {
        padding: 10px 20px;
    }
}