/* 🌸 Kawaii Quest - Motivation Tracker Styles */

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

/* CSS Variables dla motywów kolorystycznych */
:root {
    --font-family: 'Poppins', sans-serif;
    --border-radius: 16px;
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
    --transition: all 0.3s ease;
}

/* Motywy kolorystyczne */
.theme-pink {
    --primary-color: #ff9ac2;
    --bg-gradient-start: #fff7ff;
    --bg-gradient-end: #fff0f7;
    --card-bg: #ffffff;
    --text-primary: #222222;
    --text-secondary: #666666;
    --progress-bg: #ffe8f1;
    --calendar-completed-bg: #ffd4e5;
    --calendar-completed-text: #d15084;
    --calendar-completed-check: #ff4081;
}

.theme-ocean {
    --primary-color: #4fc3f7;
    --bg-gradient-start: #f0fbff;
    --bg-gradient-end: #e3f7ff;
    --card-bg: #ffffff;
    --text-primary: #222222;
    --text-secondary: #666666;
    --progress-bg: #e1f5fe;
    --calendar-completed-bg: #b3e5fc;
    --calendar-completed-text: #0277bd;
    --calendar-completed-check: #01579b;
}

.theme-mint {
    --primary-color: #8be9b6;
    --bg-gradient-start: #f0fff4;
    --bg-gradient-end: #e8fff0;
    --card-bg: #ffffff;
    --text-primary: #222222;
    --text-secondary: #666666;
    --progress-bg: #e8f5e8;
    --calendar-completed-bg: #c8e6c9;
    --calendar-completed-text: #2e7d32;
    --calendar-completed-check: #1b5e20;
}

.theme-lavender {
    --primary-color: #c39cff;
    --bg-gradient-start: #faf7ff;
    --bg-gradient-end: #f5f0ff;
    --card-bg: #ffffff;
    --text-primary: #222222;
    --text-secondary: #666666;
    --progress-bg: #f3e8ff;
    --calendar-completed-bg: #e1bee7;
    --calendar-completed-text: #7b1fa2;
    --calendar-completed-check: #4a148c;
}

.theme-strawberry {
    --primary-color: #ff6b9d;
    --bg-gradient-start: #fff5f8;
    --bg-gradient-end: #ffe8f0;
    --card-bg: #ffffff;
    --text-primary: #222222;
    --text-secondary: #666666;
    --progress-bg: #ffe0eb;
    --calendar-completed-bg: #f8bbd0;
    --calendar-completed-text: #c2185b;
    --calendar-completed-check: #880e4f;
}

.theme-yellow {
    --primary-color: #ffd54f;
    --bg-gradient-start: #fffef7;
    --bg-gradient-end: #fffaeb;
    --card-bg: #ffffff;
    --text-primary: #222222;
    --text-secondary: #666666;
    --progress-bg: #fff9e0;
    --calendar-completed-bg: #fff9c4;
    --calendar-completed-text: #f57f17;
    --calendar-completed-check: #e65100;
}

.theme-orange {
    --primary-color: #ff9800;
    --bg-gradient-start: #fff8f0;
    --bg-gradient-end: #ffefe0;
    --card-bg: #ffffff;
    --text-primary: #222222;
    --text-secondary: #666666;
    --progress-bg: #ffe8cc;
    --calendar-completed-bg: #ffcc80;
    --calendar-completed-text: #e65100;
    --calendar-completed-check: #bf360c;
}

.theme-red {
    --primary-color: #ef5350;
    --bg-gradient-start: #fff5f5;
    --bg-gradient-end: #ffebee;
    --card-bg: #ffffff;
    --text-primary: #222222;
    --text-secondary: #666666;
    --progress-bg: #ffcdd2;
    --calendar-completed-bg: #ef9a9a;
    --calendar-completed-text: #c62828;
    --calendar-completed-check: #b71c1c;
}

.theme-blue {
    --primary-color: #42a5f5;
    --bg-gradient-start: #f0f8ff;
    --bg-gradient-end: #e3f2fd;
    --card-bg: #ffffff;
    --text-primary: #222222;
    --text-secondary: #666666;
    --progress-bg: #bbdefb;
    --calendar-completed-bg: #90caf9;
    --calendar-completed-text: #1565c0;
    --calendar-completed-check: #0d47a1;
}

.theme-purple {
    --primary-color: #ab47bc;
    --bg-gradient-start: #faf5ff;
    --bg-gradient-end: #f3e5f5;
    --card-bg: #ffffff;
    --text-primary: #222222;
    --text-secondary: #666666;
    --progress-bg: #e1bee7;
    --calendar-completed-bg: #ce93d8;
    --calendar-completed-text: #6a1b9a;
    --calendar-completed-check: #4a148c;
}

.theme-black {
    --primary-color: #424242;
    --bg-gradient-start: #1a1a1a;
    --bg-gradient-end: #2c2c2c;
    --card-bg: #2d2d2d;
    --text-primary: #e0e0e0;
    --text-secondary: #b0b0b0;
    --progress-bg: #424242;
    --calendar-completed-bg: #616161;
    --calendar-completed-text: #ffc107;
    --calendar-completed-check: #ffeb3b;
}

/* Podstawowe style body */
body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--text-primary);
    background: radial-gradient(ellipse at top, var(--bg-gradient-start), var(--bg-gradient-end));
    min-height: 100vh;
    font-weight: 400;
}

/* Header styles */
.app-header {
    background: linear-gradient(135deg, var(--primary-color), rgba(255, 255, 255, 0.9));
    color: white;
    padding: 1.5rem 1rem;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto 1rem;
    gap: 1rem;
}

.app-title {
    font-size: 2rem;
    font-weight: 700;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* User Section */
.user-section {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 0.5rem 1rem;
    border-radius: 25px;
}

.user-photo {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 2px solid white;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.user-name {
    color: white;
    font-weight: 600;
    font-size: 0.95rem;
}

.btn-login,
.btn-logout {
    padding: 0.6rem 1.2rem;
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    border: 2px solid white;
    border-radius: 20px;
    color: white;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-family);
}

.btn-login:hover,
.btn-logout:hover {
    background: rgba(255, 255, 255, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn-logout {
    padding: 0.4rem 0.8rem;
    font-size: 0.85rem;
    background: rgba(244, 67, 54, 0.3);
    border-color: rgba(255, 255, 255, 0.8);
}

.btn-logout:hover {
    background: rgba(244, 67, 54, 0.5);
}

/* Hamburger menu */
.hamburger-btn {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.hamburger-btn span {
    width: 25px;
    height: 3px;
    background: white;
    border-radius: 2px;
    transition: var(--transition);
}

.hamburger-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger-btn.active span:nth-child(2) {
    opacity: 0;
}

.hamburger-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Main Navigation */
.main-nav {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    max-width: 1200px;
    margin: 0 auto 1rem;
}

.nav-link {
    padding: 0.6rem 1.2rem;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    font-size: 0.9rem;
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.nav-link.active {
    background: rgba(255, 255, 255, 0.4);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

/* Main content */
main {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1rem 4rem;
}

/* View Management */
.view {
    display: none;
    animation: fadeIn 0.3s ease;
}

.view.active {
    display: block;
}

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

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
}

/* Card Styles */
.card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.card h2 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1.2rem;
    color: var(--text-primary);
}

/* Challenge Card */
.card-challenge {
    grid-column: span 2;
}

.progress-bar-large {
    height: 30px;
    background: var(--progress-bg);
    border-radius: 15px;
    overflow: hidden;
    margin-bottom: 1rem;
}

.progress-fill-large {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), rgba(255, 255, 255, 0.3));
    border-radius: 15px;
    transition: width 0.5s ease;
}

.progress-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.progress-percent {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
}

.progress-days {
    font-size: 1.2rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Streak Card */
.streak-display {
    text-align: center;
}

.streak-number {
    font-size: 4rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.motivational-quote {
    font-style: italic;
    color: var(--text-secondary);
    font-size: 1rem;
}

/* Steps Card */
.steps-input-group {
    display: flex;
    gap: 0.8rem;
    margin-bottom: 0.8rem;
}

.steps-input-group input {
    flex: 1;
    padding: 0.8rem;
    border: 2px solid var(--progress-bg);
    border-radius: 12px;
    font-size: 1rem;
    font-family: var(--font-family);
    transition: var(--transition);
}

.steps-input-group input:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* Buttons */
.btn-primary {
    padding: 0.8rem 1.5rem;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-family);
    font-size: 1rem;
}

.btn-primary:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow);
}

.btn-secondary {
    padding: 0.8rem 1.5rem;
    background: var(--progress-bg);
    color: var(--text-primary);
    border: none;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-family);
    font-size: 1rem;
}

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

.icon-btn {
    background: none;
    border: none;
    font-size: 1.3rem;
    cursor: pointer;
    transition: var(--transition);
}

.icon-btn:hover {
    transform: scale(1.2);
}

.success-message {
    display: none;
    color: #4caf50;
    font-weight: 600;
    margin-top: 0.8rem;
    animation: slideIn 0.3s ease;
}

.success-message.show {
    display: block;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-10px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Mood Selector */
.mood-selector {
    display: flex;
    justify-content: space-between;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.mood-btn {
    flex: 1;
    aspect-ratio: 1;
    border: none;
    border-radius: 50%;
    background: var(--progress-bg);
    font-size: 1.8rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.mood-btn:hover {
    transform: scale(1.1);
}

.mood-btn.selected {
    background: var(--primary-color);
    transform: scale(1.15);
    box-shadow: var(--shadow);
}

/* Study Input */
.study-input-group {
    margin-bottom: 1rem;
}

.study-input-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.study-input-group input[type="number"] {
    width: 100%;
    padding: 0.8rem;
    border: 2px solid var(--progress-bg);
    border-radius: 12px;
    font-size: 1.1rem;
    font-family: var(--font-family);
    transition: var(--transition);
    background: white;
}

.study-input-group input[type="number"]:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 182, 193, 0.2);
}

/* Tasks List */
.task-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.8rem;
    background: var(--progress-bg);
    border-radius: 12px;
    margin-bottom: 0.6rem;
    cursor: pointer;
    transition: var(--transition);
}

.task-item:hover {
    transform: translateX(4px);
}

.task-checkbox {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.task-item.completed {
    opacity: 0.6;
    text-decoration: line-through;
}

.task-actions {
    display: flex;
    gap: 0.8rem;
    margin-top: 1rem;
}

.task-actions button {
    flex: 1;
}

/* Calendar */
.calendar-container {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow);
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.calendar-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.calendar-nav-btn {
    padding: 0.6rem 1.2rem;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1.2rem;
    cursor: pointer;
    transition: var(--transition);
}

.calendar-nav-btn:hover {
    transform: scale(1.1);
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.5rem;
}

.calendar-day-header {
    text-align: center;
    font-weight: 600;
    color: var(--text-secondary);
    padding: 0.5rem;
    font-size: 0.9rem;
}

.calendar-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: var(--progress-bg);
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
    position: relative;
}

.calendar-day:hover {
    transform: scale(1.05);
    background: var(--primary-color);
    color: white;
}

.calendar-day.today {
    background: var(--primary-color);
    color: white;
    font-weight: 700;
    box-shadow: 0 0 0 3px var(--primary-color), 
                0 0 0 5px rgba(255, 255, 255, 0.5),
                0 0 20px var(--primary-color),
                0 0 40px var(--primary-color);
    animation: glowPulse 2s ease-in-out infinite;
}

@keyframes glowPulse {
    0%, 100% {
        box-shadow: 0 0 0 3px var(--primary-color), 
                    0 0 0 5px rgba(255, 255, 255, 0.5),
                    0 0 20px var(--primary-color),
                    0 0 40px var(--primary-color);
    }
    50% {
        box-shadow: 0 0 0 3px var(--primary-color), 
                    0 0 0 5px rgba(255, 255, 255, 0.5),
                    0 0 30px var(--primary-color),
                    0 0 60px var(--primary-color);
    }
}

.calendar-day.completed::after {
    content: '✓';
    position: absolute;
    top: 2px;
    right: 2px;
    font-size: 0.8rem;
    font-weight: bold;
    color: var(--calendar-completed-check);
}

.calendar-day.completed {
    background: var(--calendar-completed-bg);
    color: var(--calendar-completed-text);
    font-weight: 600;
    border: 2px solid var(--calendar-completed-check);
}

.calendar-day.completed:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.calendar-day.failed {
    background: linear-gradient(135deg, #ffebee, #ffcdd2);
    color: #c62828;
    font-weight: 600;
    border: 2px solid #ef5350;
    position: relative;
}

.calendar-day.failed::after {
    content: '✗';
    position: absolute;
    top: 2px;
    right: 2px;
    font-size: 0.8rem;
    font-weight: bold;
    color: #c62828;
}

.calendar-day.failed:hover {
    background: linear-gradient(135deg, #ef5350, #e53935);
    color: white;
    border-color: #c62828;
}

.calendar-day.rest {
    background: linear-gradient(135deg, var(--progress-bg), rgba(255, 255, 255, 0.8));
    border: 2px dashed var(--primary-color);
    font-style: italic;
    position: relative;
}

.calendar-day.rest::before {
    content: '😴';
    position: absolute;
    top: 2px;
    left: 2px;
    font-size: 0.7rem;
}

.calendar-day.empty {
    background: transparent;
    cursor: default;
}

/* Streak indicator in calendar */
.calendar-day.has-streak::after {
    content: '🔥';
    position: absolute;
    bottom: 2px;
    left: 2px;
    font-size: 0.6rem;
}

.calendar-day.completed.has-streak::after {
    content: '✓🔥';
    top: 2px;
    right: 2px;
    bottom: auto;
    left: auto;
    font-size: 0.7rem;
}

/* Stats Charts */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.chart-container {
    position: relative;
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
}

.circle-chart {
    width: 100%;
    height: auto;
    transform: rotate(-90deg);
}

.circle-bg {
    fill: none;
    stroke: var(--progress-bg);
    stroke-width: 15;
}

.circle-progress {
    fill: none;
    stroke: var(--primary-color);
    stroke-width: 15;
    stroke-linecap: round;
    stroke-dasharray: 502.4;
    stroke-dashoffset: 502.4;
    transition: stroke-dashoffset 1s ease;
}

.chart-center-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.chart-percent {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.chart-label {
    display: block;
    font-size: 1rem;
    color: var(--text-secondary);
}

/* Bar Chart */
.bar-chart {
    display: flex;
    justify-content: space-around;
    align-items: flex-end;
    height: 250px;
    gap: 0.5rem;
    padding: 2rem 1rem;
}

.bar-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.bar-value {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.bar-fill {
    width: 100%;
    background: var(--primary-color);
    border-radius: 8px 8px 0 0;
    transition: height 0.5s ease;
    min-height: 20px;
}

.bar-label {
    font-size: 1.5rem;
}

/* Study Chart */
.card-study-chart {
    grid-column: 1 / -1;
}

.study-summary {
    text-align: center;
    margin-bottom: 1rem;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-color);
}

.line-chart-container {
    position: relative;
    width: 100%;
    height: 300px;
    padding: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.line-chart-container canvas {
    max-width: 100%;
    max-height: 100%;
    display: block;
}

/* Gallery */
.gallery-container {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow);
}

.upload-area {
    text-align: center;
    margin-bottom: 2rem;
}

.btn-upload {
    padding: 1rem 2rem;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-upload:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}

.gallery-item {
    aspect-ratio: 1;
    border-radius: var(--border-radius);
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.gallery-item:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-hover);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.delete-photo-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 36px;
    height: 36px;
    border: none;
    border-radius: 50%;
    background: rgba(244, 67, 54, 0.9);
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
    z-index: 10;
}

.gallery-item:hover .delete-photo-btn {
    opacity: 1;
}

.delete-photo-btn:hover {
    background: #d32f2f;
    transform: scale(1.1);
}

/* Lightbox */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.lightbox.active {
    opacity: 1;
}

.lightbox-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox img {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
    position: absolute;
    top: -50px;
    right: 0;
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.lightbox-prev,
.lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-prev {
    left: -70px;
}

.lightbox-next {
    right: -70px;
}

.lightbox-prev:hover,
.lightbox-next:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-50%) scale(1.1);
}

.lightbox-counter {
    position: absolute;
    bottom: -40px;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    font-size: 1rem;
    font-weight: 500;
    background: rgba(0, 0, 0, 0.5);
    padding: 0.5rem 1rem;
    border-radius: 20px;
}

/* Badges */
.badges-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
}

.badge-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.badge-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.badge-card.locked {
    opacity: 0.4;
    filter: grayscale(0.8);
}

.badge-card.unlocked {
    opacity: 1;
    filter: none;
}

.badge-card.newly-unlocked {
    opacity: 1;
    filter: none;
    animation: badgeGlow 2s ease-in-out infinite;
}

@keyframes badgeGlow {
    0%, 100% {
        box-shadow: 0 0 20px var(--primary-color), 0 0 40px var(--primary-color), var(--shadow);
    }
    50% {
        box-shadow: 0 0 30px var(--primary-color), 0 0 60px var(--primary-color), var(--shadow-hover);
    }
}

.badge-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.badge-card h3 {
    margin: 0.5rem 0;
    color: var(--text-color);
}

.badge-card p {
    margin: 0;
    color: var(--text-light);
    font-size: 0.9rem;
}
/* Responsive styles for lightbox */
@media (max-width: 768px) {
    .lightbox-prev {
        left: 10px;
    }
    
    .lightbox-next {
        right: 10px;
    }
    
    .lightbox-close {
        top: 10px;
        right: 10px;
    }
    
    .lightbox-counter {
        bottom: 10px;
    }
    
    .delete-photo-btn {
        opacity: 1;
    }
}

/* Task editing section */
.task-edit-section {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 2px solid var(--progress-bg);
}

.task-edit-section h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.edit-tasks-list {
    margin-bottom: 1rem;
}

.edit-task-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.8rem;
    background: var(--progress-bg);
    border-radius: 12px;
    margin-bottom: 0.6rem;
}

.edit-task-item input[type="text"] {
    flex: 1;
    padding: 0.5rem;
    border: 2px solid transparent;
    border-radius: 8px;
    font-size: 1rem;
    font-family: var(--font-family);
    background: white;
    transition: var(--transition);
}

.edit-task-item input[type="text"]:focus {
    outline: none;
    border-color: var(--primary-color);
}

.delete-task-btn {
    padding: 0.5rem;
    background: #f44336;
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1rem;
}

.delete-task-btn:hover {
    background: #d32f2f;
    transform: scale(1.05);
}

.add-task-form {
    display: flex;
    gap: 0.8rem;
    margin-bottom: 1rem;
}

.add-task-form input {
    flex: 1;
    padding: 0.8rem;
    border: 2px solid var(--progress-bg);
    border-radius: 12px;
    font-size: 1rem;
    font-family: var(--font-family);
    transition: var(--transition);
}

.add-task-form input:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* Enhanced calendar animations */
.calendar-day {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.calendar-day.completed {
    animation: completedPulse 0.5s ease-out;
}

@keyframes completedPulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
    }
}

/* Calendar day with today indicator */
.calendar-day.today.completed {
    background: linear-gradient(135deg, var(--primary-color), var(--calendar-completed-bg));
    color: white;
    font-weight: 700;
}

.calendar-day.today.completed::after {
    color: white;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

/* Rest day message */
.rest-day-message {
    text-align: center;
    padding: 3rem 2rem;
    background: linear-gradient(135deg, var(--progress-bg), rgba(255, 255, 255, 0.9));
    border-radius: 12px;
    margin-bottom: 1rem;
}

.rest-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    animation: floatAnimation 3s ease-in-out infinite;
}

@keyframes floatAnimation {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.rest-day-message h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.rest-day-message p {
    font-size: 1rem;
    color: var(--text-secondary);
}

/* Settings small text */
.setting-item small {
    display: block;
    margin-top: 0.3rem;
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-style: italic;
}

/* Export button */
.btn-export {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, #4CAF50, #45a049);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-family: var(--font-family);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 8px rgba(76, 175, 80, 0.3);
}

.btn-export:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(76, 175, 80, 0.4);
}

.btn-export:active {
    transform: translateY(0);
}

/* Footer */
footer {
    text-align: center;
    padding: 2rem 1rem;
    margin-top: 3rem;
}

footer p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin: 0;
}

/* Confetti Animation */
.confetti-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    overflow: hidden;
}

.confetti-piece {
    position: absolute;
    width: 10px;
    height: 10px;
    background: var(--primary-color);
    top: -10px;
    opacity: 0;
    animation: confettiFall 3s ease-out forwards;
}

@keyframes confettiFall {
    0% {
        transform: translateY(0) rotate(0deg);
        opacity: 1;
    }
    100% {
        transform: translateY(100vh) rotate(720deg);
        opacity: 0;
    }
}

.confetti-piece:nth-child(odd) {
    background: #FFB6C1;
}

.confetti-piece:nth-child(3n) {
    background: #87CEEB;
}

.confetti-piece:nth-child(4n) {
    background: #FFD700;
}

.confetti-piece:nth-child(5n) {
    background: #98FB98;
}

.confetti-piece:nth-child(6n) {
    background: #DDA0DD;
}

.confetti-piece:nth-child(7n) {
    background: #FFA07A;
}

/* Chart Navigation */
.chart-navigation {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.chart-nav-btn {
    padding: 0.6rem 1.2rem;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 0.9rem;
    font-family: var(--font-family);
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
}

.chart-nav-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.chart-nav-btn:active {
    transform: translateY(0);
}

/* Challenge Completion Modal */
.completion-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    animation: fadeIn 0.3s ease-out;
}

.completion-modal-content {
    background: white;
    border-radius: 20px;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 10px 50px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.4s ease-out;
}

.completion-header {
    background: linear-gradient(135deg, #ff9ac2, #ffc1e0);
    color: white;
    padding: 2rem;
    text-align: center;
    border-radius: 20px 20px 0 0;
}

.completion-header h2 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    animation: pulse 1s ease-in-out infinite;
}

.completion-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin: 0;
}

.completion-body {
    padding: 2rem;
}

.completion-icon {
    font-size: 5rem;
    text-align: center;
    margin-bottom: 1rem;
    animation: bounce 1s ease-in-out infinite;
}

.completion-message {
    text-align: center;
    font-size: 1.1rem;
    color: #333;
    margin-bottom: 2rem;
}

.completion-warning {
    background: #fff3cd;
    border: 2px solid #ffc107;
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.completion-warning p {
    margin: 0.5rem 0;
    color: #856404;
    line-height: 1.6;
}

.completion-warning strong {
    color: #d39e00;
}

.completion-timer {
    text-align: center;
    margin-bottom: 2rem;
}

.completion-timer p {
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #666;
}

.countdown-display {
    font-size: 3rem;
    font-weight: bold;
    color: #ff9ac2;
    font-family: 'Courier New', monospace;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

.btn-download-now {
    width: 100%;
    padding: 1.2rem;
    background: linear-gradient(135deg, #4CAF50, #45a049);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-family: var(--font-family);
    font-weight: 600;
    cursor: pointer;
    margin-bottom: 1rem;
    transition: var(--transition);
    box-shadow: 0 4px 12px rgba(76, 175, 80, 0.4);
}

.btn-download-now:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(76, 175, 80, 0.5);
}

.btn-close-modal {
    width: 100%;
    padding: 1rem;
    background: #f0f0f0;
    color: #666;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-family: var(--font-family);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-close-modal:hover {
    background: #e0e0e0;
}

/* Reset Reminder Banner */
.reset-reminder-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, #ff9ac2, #ffc1e0);
    color: white;
    padding: 1rem;
    z-index: 9999;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    animation: slideDown 0.5s ease-out;
}

.banner-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

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

.banner-text {
    font-size: 1rem;
    font-weight: 500;
}

.banner-text strong {
    font-family: 'Courier New', monospace;
    font-size: 1.2rem;
    margin-left: 0.3rem;
}

.banner-download-btn {
    padding: 0.6rem 1.2rem;
    background: white;
    color: #ff9ac2;
    border: none;
    border-radius: 8px;
    font-size: 0.95rem;
    font-family: var(--font-family);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.banner-download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

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

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

@keyframes slideDown {
    from {
        transform: translateY(-100%);
    }
    to {
        transform: translateY(0);
    }
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

/* Settings */
.settings-container {
    max-width: 800px;
    margin: 0 auto;
}

.settings-section {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow);
}

.settings-section h2 {
    font-size: 1.4rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.setting-item {
    margin-bottom: 1.5rem;
}

.setting-item:last-child {
    margin-bottom: 0;
}

.setting-item label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
}

.setting-item input[type="text"],
.setting-item input[type="number"],
.setting-item input[type="color"],
.setting-item select {
    width: 100%;
    padding: 0.8rem;
    border: 2px solid var(--progress-bg);
    border-radius: 12px;
    font-size: 1rem;
    font-family: var(--font-family);
    background: white;
    transition: var(--transition);
}

.setting-item input[type="text"]:focus,
.setting-item input[type="number"]:focus,
.setting-item select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 154, 194, 0.2);
}

.setting-item input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin-right: 0.5rem;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.setting-item input[type="range"] {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: var(--progress-bg);
    outline: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    margin: 0.5rem 0;
}

.setting-item input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    transition: var(--transition);
}

.setting-item input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

.setting-item input[type="range"]::-moz-range-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    border: none;
    transition: var(--transition);
}

.setting-item input[type="range"]::-moz-range-thumb:hover {
    transform: scale(1.2);
}

.danger-zone {
    border: 2px solid #f44336;
    background: linear-gradient(135deg, #fff5f5, #ffffff);
}

.btn-danger {
    width: 100%;
    padding: 1rem;
    background: #f44336;
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-family: var(--font-family);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 8px rgba(244, 67, 54, 0.3);
}

.btn-danger:hover {
    background: #d32f2f;
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(244, 67, 54, 0.4);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.section-header h2 {
    margin: 0;
}

/* Weekly Tasks Configuration */
.weekly-tasks-editor {
    display: grid;
    gap: 1.5rem;
}

.day-tasks-section {
    background: var(--progress-bg);
    padding: 1.5rem;
    border-radius: 12px;
    transition: var(--transition);
}

.day-tasks-section:hover {
    box-shadow: var(--shadow);
}

.day-tasks-section h4 {
    margin: 0 0 1rem 0;
    color: var(--primary-color);
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.day-tasks-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.day-task-item {
    background: white;
    padding: 0.8rem 1rem;
    border-radius: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.day-task-text {
    flex: 1;
    color: var(--text-primary);
}

.btn-remove-day-task {
    background: #ff6b6b;
    color: white;
    border: none;
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: var(--transition);
}

.btn-remove-day-task:hover {
    background: #ff5252;
    transform: scale(1.05);
}

.btn-add-day-task {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.8rem 1.2rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1.2rem;
    transition: var(--transition);
    min-width: 50px;
}

.btn-add-day-task:hover {
    background: var(--primary-color);
    filter: brightness(1.1);
    transform: scale(1.05);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .completion-modal-content {
        width: 95%;
    }
    
    .completion-header h2 {
        font-size: 1.5rem;
    }
    
    .countdown-display {
        font-size: 2.5rem;
    }
    
    .banner-content {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
    
    .banner-text {
        font-size: 0.9rem;
    }
}

/* ================================================== */
/* RESPONSIVE DESIGN - MOBILE FIRST */
/* ================================================== */

/* Tablet and smaller (max-width: 1024px) */
@media (max-width: 1024px) {
    .app-title {
        font-size: 1.5rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .badges-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }
}

/* Mobile devices (max-width: 768px) */
@media (max-width: 768px) {
    /* Header */
    .app-header {
        padding: 1rem;
    }
    
    .header-content {
        margin-bottom: 0.5rem;
        flex-wrap: wrap;
    }
    
    .app-title {
        font-size: 1.3rem;
    }
    
    /* User section on mobile */
    .user-section {
        order: 3;
        width: 100%;
        justify-content: center;
        margin-top: 0.5rem;
    }
    
    .user-info {
        font-size: 0.85rem;
        padding: 0.4rem 0.8rem;
    }
    
    .user-photo {
        width: 28px;
        height: 28px;
    }
    
    .user-name {
        max-width: 120px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        font-size: 0.85rem;
    }
    
    .btn-login {
        font-size: 0.85rem;
        padding: 0.5rem 1rem;
    }
    
    /* Hamburger menu visible on mobile */
    .hamburger-btn {
        display: flex;
    }
    
    /* Navigation menu as dropdown */
    .main-nav {
        display: none;
        flex-direction: column;
        gap: 0.5rem;
        margin-top: 1rem;
        background: rgba(255, 255, 255, 0.95);
        padding: 1rem;
        border-radius: 12px;
        box-shadow: var(--shadow);
    }
    
    .main-nav.active {
        display: flex;
    }
    
    .nav-link {
        width: 100%;
        text-align: center;
        padding: 0.8rem;
        color: var(--primary-color);
    }
    
    .nav-link.active {
        background: var(--primary-color);
        color: white;
    }
    
    /* Main content */
    main {
        padding: 0 0.5rem 3rem;
        margin: 1rem auto;
    }
    
    /* Dashboard grid */
    .dashboard-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .card-challenge {
        grid-column: span 1;
    }
    
    .card {
        padding: 1.2rem;
    }
    
    .card h2 {
        font-size: 1.1rem;
        margin-bottom: 1rem;
    }
    
    /* Progress bar */
    .progress-bar-large {
        height: 25px;
    }
    
    .progress-percent {
        font-size: 1.5rem;
    }
    
    .progress-days {
        font-size: 1rem;
    }
    
    /* Streak */
    .streak-number {
        font-size: 3rem;
    }
    
    .motivational-quote {
        font-size: 0.9rem;
    }
    
    /* Steps input */
    .steps-input-group {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .steps-input-group input {
        width: 100%;
    }
    
    /* Buttons */
    .btn-primary,
    .btn-secondary {
        padding: 0.7rem 1.2rem;
        font-size: 0.95rem;
    }
    
    /* Mood selector */
    .mood-selector {
        gap: 0.3rem;
    }
    
    .mood-btn {
        font-size: 1.5rem;
    }
    
    /* Tasks */
    .task-item {
        padding: 0.7rem;
        font-size: 0.95rem;
    }
    
    .task-actions {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .task-actions button {
        width: 100%;
    }
    
    /* Calendar */
    .calendar-container {
        padding: 1rem;
    }
    
    .calendar-header {
        flex-direction: column;
        gap: 1rem;
        margin-bottom: 1rem;
    }
    
    .calendar-title {
        font-size: 1.2rem;
    }
    
    .calendar-nav-btn {
        padding: 0.5rem 1rem;
        font-size: 1rem;
    }
    
    .calendar-grid {
        gap: 0.3rem;
    }
    
    .calendar-day {
        font-size: 0.9rem;
        border-radius: 8px;
    }
    
    .calendar-day-header {
        font-size: 0.8rem;
        padding: 0.3rem;
    }
    
    .calendar-day.completed::after {
        font-size: 0.7rem;
    }
    
    .calendar-day.rest::before {
        font-size: 0.6rem;
    }
    
    /* Stats */
    .stats-grid {
        gap: 1.5rem;
        grid-template-columns: 1fr;
    }
    
    .chart-container {
        max-width: 250px;
    }
    
    .chart-percent {
        font-size: 2rem;
    }
    
    .chart-label {
        font-size: 0.9rem;
    }
    
    .bar-chart {
        height: 200px;
        padding: 1.5rem 0.5rem;
    }
    
    .bar-value {
        font-size: 0.8rem;
    }
    
    .bar-label {
        font-size: 1.2rem;
    }
    
    /* Gallery */
    .gallery-container {
        padding: 1rem;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 0.8rem;
    }
    
    .delete-photo-btn {
        opacity: 1;
        width: 32px;
        height: 32px;
        font-size: 1rem;
    }
    
    /* Badges */
    .badges-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 1rem;
    }
    
    .badge-card {
        padding: 1.5rem;
    }
    
    .badge-icon {
        font-size: 2.5rem;
    }
    
    .badge-card h3 {
        font-size: 0.95rem;
    }
    
    .badge-card p {
        font-size: 0.85rem;
    }
    
    /* Settings */
    .settings-container {
        padding: 0;
    }
    
    .settings-section {
        padding: 1.5rem;
        margin-bottom: 1rem;
    }
    
    .settings-section h2 {
        font-size: 1.2rem;
    }
    
    .setting-item {
        margin-bottom: 1.2rem;
    }
    
    .setting-item label {
        font-size: 0.95rem;
    }
    
    .setting-item input,
    .setting-item select {
        font-size: 0.95rem;
        padding: 0.7rem;
    }
    
    /* Lightbox mobile */
    .lightbox-content {
        max-width: 95vw;
    }
    
    .lightbox-prev {
        left: 10px;
        width: 40px;
        height: 40px;
    }
    
    .lightbox-next {
        right: 10px;
        width: 40px;
        height: 40px;
    }
    
    .lightbox-close {
        top: 10px;
        right: 10px;
        width: 35px;
        height: 35px;
    }
    
    .lightbox-counter {
        bottom: 10px;
        font-size: 0.9rem;
        padding: 0.4rem 0.8rem;
    }
    
    /* Rest day message */
    .rest-day-message {
        padding: 2rem 1rem;
    }
    
    .rest-icon {
        font-size: 3rem;
    }
    
    .rest-day-message h3 {
        font-size: 1.2rem;
    }
    
    .rest-day-message p {
        font-size: 0.9rem;
    }
    
    /* Completion modal */
    .completion-modal-content {
        width: 95%;
        max-width: none;
    }
    
    .completion-header {
        padding: 1.5rem;
    }
    
    .completion-header h2 {
        font-size: 1.5rem;
    }
    
    .completion-title {
        font-size: 1rem;
    }
    
    .completion-body {
        padding: 1.5rem;
    }
    
    .completion-icon {
        font-size: 4rem;
    }
    
    .completion-message {
        font-size: 1rem;
    }
    
    .completion-warning {
        padding: 1rem;
    }
    
    .completion-warning p {
        font-size: 0.9rem;
    }
    
    .countdown-display {
        font-size: 2.5rem;
    }
    
    .btn-download-now,
    .btn-close-modal {
        font-size: 1rem;
        padding: 1rem;
    }
    
    /* Banner */
    .reset-reminder-banner {
        padding: 0.8rem;
    }
    
    .banner-content {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .banner-icon {
        font-size: 1.2rem;
    }
    
    .banner-text {
        font-size: 0.85rem;
        text-align: center;
    }
    
    .banner-text strong {
        font-size: 1rem;
        display: block;
        margin-top: 0.3rem;
    }
    
    .banner-download-btn {
        font-size: 0.85rem;
        padding: 0.5rem 1rem;
    }
}

/* Small mobile devices (max-width: 480px) */
@media (max-width: 480px) {
    .app-title {
        font-size: 1.1rem;
    }
    
    .theme-btn {
        width: 35px;
        height: 35px;
        font-size: 1rem;
    }
    
    .card {
        padding: 1rem;
    }
    
    .card h2 {
        font-size: 1rem;
    }
    
    .progress-percent {
        font-size: 1.3rem;
    }
    
    .progress-days {
        font-size: 0.9rem;
    }
    
    .streak-number {
        font-size: 2.5rem;
    }
    
    .motivational-quote {
        font-size: 0.85rem;
    }
    
    .mood-btn {
        font-size: 1.3rem;
    }
    
    .calendar-day {
        font-size: 0.85rem;
    }
    
    .calendar-day-header {
        font-size: 0.75rem;
    }
    
    .badges-grid {
        grid-template-columns: 1fr;
    }
    
    .badge-card {
        padding: 1.2rem;
    }
    
    .badge-icon {
        font-size: 2rem;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    }
    
    .chart-container {
        max-width: 200px;
    }
    
    .chart-percent {
        font-size: 1.8rem;
    }
    
    .bar-chart {
        height: 180px;
        gap: 0.3rem;
    }
    
    .completion-icon {
        font-size: 3rem;
    }
    
    .countdown-display {
        font-size: 2rem;
    }
}

/* Landscape mode for mobile */
@media (max-height: 600px) and (orientation: landscape) {
    .app-header {
        position: relative;
    }
    
    .calendar-grid {
        gap: 0.2rem;
    }
    
    .calendar-day {
        font-size: 0.8rem;
    }
    
    .completion-modal-content {
        max-height: 95vh;
    }
    
    .completion-icon {
        font-size: 2.5rem;
        margin-bottom: 0.5rem;
    }
    
    .countdown-display {
        font-size: 2rem;
    }
}

/* ======================
   DATE INDICATOR & SELECTION
   ====================== */

/* Date indicator banner */
.date-indicator {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 16px;
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 15px var(--shadow-color);
    animation: slideDown 0.3s ease-out;
}

.date-indicator-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.date-indicator-icon {
    font-size: 1.5rem;
}

.selected-date-text {
    flex: 1;
    font-size: 1.1rem;
    font-weight: 600;
}

.btn-return-today {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    padding: 0.5rem 1rem;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-return-today:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    transform: scale(1.05);
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Calendar day selected state */
.calendar-day.selected {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    font-weight: bold;
    transform: scale(1.1);
    box-shadow: 0 4px 15px var(--shadow-color);
    z-index: 10;
}

.calendar-day.selected:hover {
    transform: scale(1.15);
}

/* Make sure today is still visible when selected */
.calendar-day.today.selected {
    box-shadow: 
        0 0 0 3px var(--primary-color),
        0 4px 15px var(--shadow-color);
}

/* Print styles */
@media print {
    .app-header,
    .hamburger-btn,
    .btn-primary,
    .btn-secondary,
    .btn-danger,
    .icon-btn {
        display: none !important;
    }
    
    body {
        background: white;
    }
    
    .card {
        page-break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ddd;
    }
}

/* Dark mode support (optional) */
@media (prefers-color-scheme: dark) {
    /* Możesz tutaj dodać style ciemnego motywu jeśli chcesz */
}