/* CSS Variables for consistent theming */
:root {
    --color-primary: #7868E6;
    --color-secondary: #B8B5FF;
    --color-accent: #FFB4B4;
    --color-background: #EDEEF7;
    --color-surface: #E4FBFF;
    --color-text: #2c3e50;
    --color-text-light: #7f8c8d;
    --color-success: #27ae60;
    --color-warning: #f39c12;
    --color-error: #e74c3c;
    --color-icon: #7868E6;
    
    --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-size-base: 16px;
    --font-size-small: 14px;
    --font-size-large: 18px;
    --font-size-xl: 24px;
    --font-size-xxl: 32px;
    
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;
    
    --border-radius: 8px;
    --border-radius-large: 12px;
    --box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --box-shadow-hover: 0 4px 16px rgba(0, 0, 0, 0.15);
    
    --transition: all 0.3s ease;
    --transition-fast: all 0.2s ease;
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: var(--font-size-base);
    scroll-behavior: smooth;
}

/* SVG Icons Base Styles */
.icon {
    width: 1em;
    height: 1em;
    display: inline-block;
    vertical-align: middle;
    color: currentColor;
    transition: var(--transition);
}

.icon--small {
    width: 0.8em;
    height: 0.8em;
}

.icon--medium {
    width: 1.5em;
    height: 1.5em;
}

.icon--large {
    width: 2em;
    height: 2em;
}

.icon-wrapper {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-background);
    background-image: 
        radial-gradient(circle at 20% 20%, rgba(184, 181, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(228, 251, 255, 0.1) 0%, transparent 50%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Header */
.header {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: white;
    padding: var(--spacing-xl) 0;
    box-shadow: var(--box-shadow);
    position: relative;
    z-index: 50;
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="paper" patternUnits="userSpaceOnUse" width="100" height="100"><rect width="100" height="100" fill="none"/><circle cx="20" cy="20" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="80" cy="80" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23paper)"/></svg>') repeat;
    opacity: 0.1;
    z-index: 0;
    pointer-events: none;
}

.header__content {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 10;
}

.header__text {
    text-align: center;
}

.header__title {
    font-size: var(--font-size-xxl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.header__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2em;
    animation: float 3s ease-in-out infinite;
}

.header__logo-img {
    width: 48px;
    height: 48px;
    object-fit: contain;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
    vertical-align: middle;
    display: block;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-6px);
    }
}

.header__subtitle {
    font-size: var(--font-size-large);
    opacity: 0.9;
}

/* Header Hamburger */
.header__hamburger {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.15);
    border: 2px solid rgba(255, 255, 255, 0.4);
    cursor: pointer;
    padding: 0;
    z-index: 1003;
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.header__hamburger:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.6);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transform: translateY(-50%) scale(1.05);
}

.header__hamburger:active {
    background: rgba(255, 255, 255, 0.35);
    transform: translateY(-50%) scale(0.95);
}

.header__hamburger-line {
    width: 24px;
    height: 2.5px;
    background: white;
    border-radius: 3px;
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.header__hamburger--active {
    background: white;
    border-color: white;
    transform: translateY(-50%);
}

.header__hamburger--active .header__hamburger-line {
    background: var(--color-primary);
}

.header__hamburger--active .header__hamburger-line:nth-child(1) {
    transform: translateY(7.5px) rotate(45deg);
}

.header__hamburger--active .header__hamburger-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.header__hamburger--active .header__hamburger-line:nth-child(3) {
    transform: translateY(-7.5px) rotate(-45deg);
}

/* Navigation */
.nav {
    background: white;
    box-shadow: var(--box-shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav .container {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.nav__list {
    list-style: none;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) 0;
    width: 100%;
}

.nav__button {
    background: none;
    border: 2px solid var(--color-secondary);
    color: var(--color-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    font-size: var(--font-size-base);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    min-width: 120px;
    justify-content: center;
}

.nav__button:hover {
    background: var(--color-secondary);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--box-shadow-hover);
}

.nav__button--active {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.nav__icon {
    font-size: 1.2em;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.nav__icon svg {
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.1));
}

.nav__button:hover .nav__icon {
    transform: scale(1.2);
}

.nav__button--active .nav__icon svg {
    filter: drop-shadow(0 2px 4px rgba(120, 104, 230, 0.4));
}

/* Mobile Menu Overlay - Apenas Mobile */
.nav__overlay {
    display: none;
}

/* Elementos do Menu Mobile - Escondidos no Desktop */
.nav__close,
.nav__menu-header {
    display: none;
}

/* Main Content */
.main {
    flex: 1;
    padding: var(--spacing-xl) 0;
}

/* Progress Summary */
.progress-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xxl);
    animation: slideDown 0.6s ease-out;
}

.progress-summary__card {
    background: linear-gradient(135deg, white 0%, var(--color-surface) 100%);
    border-radius: var(--border-radius-large);
    padding: var(--spacing-lg);
    box-shadow: var(--box-shadow);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: var(--transition);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.progress-summary__card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    opacity: 0;
    transition: var(--transition);
}

.progress-summary__card:hover {
    transform: translateY(-4px);
    box-shadow: var(--box-shadow-hover);
    border-color: var(--color-secondary);
}

.progress-summary__card:hover::before {
    opacity: 1;
}

.progress-summary__icon {
    font-size: 48px;
    line-height: 1;
    filter: drop-shadow(0 3px 6px rgba(0, 0, 0, 0.15));
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.progress-summary__card:hover .progress-summary__icon {
    transform: scale(1.15) rotate(5deg);
    filter: drop-shadow(0 5px 10px rgba(120, 104, 230, 0.3));
}

.progress-summary__icon svg {
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.progress-summary__content {
    flex: 1;
}

.progress-summary__title {
    font-size: var(--font-size-small);
    color: var(--color-text-light);
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-xs);
}

.progress-summary__value {
    font-size: var(--font-size-xl);
    color: var(--color-primary);
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.progress-summary__subtitle {
    color: var(--color-text-light);
    font-size: var(--font-size-small);
    display: block;
    margin-top: var(--spacing-xs);
}

/* Progress Bar */
.progress-bar {
    width: 100%;
    height: 8px;
    background: rgba(120, 104, 230, 0.1);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.progress-bar__fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    border-radius: 4px;
    transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    width: 0%;
    position: relative;
    overflow: hidden;
}

.progress-bar__fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s infinite;
}

.section {
    display: none;
    animation: fadeIn 0.5s ease-in-out;
}

.section--active {
    display: block;
}

.section__title {
    font-size: var(--font-size-xl);
    color: var(--color-primary);
    margin-bottom: var(--spacing-xl);
    text-align: center;
    position: relative;
}

.section__title::after {
    content: '';
    position: absolute;
    bottom: -var(--spacing-sm);
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--color-accent);
    border-radius: 2px;
}

.section__description {
    text-align: center;
    color: var(--color-text-light);
    font-size: var(--font-size-large);
    max-width: 600px;
    margin: 0 auto var(--spacing-xl) auto;
    line-height: 1.6;
}

/* Form Styles */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--color-text);
}

.form-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--color-secondary);
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    transition: var(--transition);
    background: white;
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(120, 104, 230, 0.1);
}

.form-input:invalid {
    border-color: var(--color-error);
}

.form-help {
    display: block;
    margin-top: var(--spacing-xs);
    font-size: var(--font-size-small);
    color: var(--color-text-light);
    font-style: italic;
}

.form-input--error {
    border-color: var(--color-error);
}

.form-error {
    display: block;
    margin-top: var(--spacing-xs);
    font-size: var(--font-size-small);
    color: var(--color-error);
    font-weight: 500;
}

/* Reuse Categories */
.reuse-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.category-card {
    background: linear-gradient(135deg, white 0%, rgba(228, 251, 255, 0.3) 100%);
    border-radius: var(--border-radius-large);
    padding: var(--spacing-lg);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    border: 2px solid var(--color-surface);
    position: relative;
    overflow: hidden;
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--color-primary), var(--color-secondary));
    opacity: 0;
    transition: var(--transition);
}

.category-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--box-shadow-hover);
    border-color: var(--color-secondary);
}

.category-card:hover::before {
    opacity: 1;
}

.category-card__title {
    font-size: var(--font-size-large);
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    text-align: center;
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-surface);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.category-card__icon {
    font-size: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.category-card__icon svg {
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.category-card:hover .category-card__icon {
    transform: scale(1.25) rotate(-8deg);
}

.category-card:hover .category-card__icon svg {
    filter: drop-shadow(0 4px 8px rgba(120, 104, 230, 0.4));
}

/* Checklist */
.checklist {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.checklist-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    transition: var(--transition);
    background: var(--color-surface);
    border: 1px solid transparent;
    cursor: pointer;
}

.checklist-item:hover {
    background: var(--color-secondary);
    color: white;
    transform: translateX(4px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.checklist-item:active {
    transform: translateX(2px) scale(0.98);
}

.checklist-item--completed {
    background: var(--color-success);
    color: white;
}

.checklist-item--completed .checklist-item__text {
    text-decoration: line-through;
}

.checklist-item--completed .checklist-item__status {
    background: rgba(255, 255, 255, 0.3);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.5);
}

.checklist-item--completed .checklist-item__checkbox {
    border-color: white;
    background: rgba(255, 255, 255, 0.3);
}

.checklist-item__checkbox {
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-primary);
    border-radius: 4px;
    cursor: pointer;
    position: relative;
    flex-shrink: 0;
}

.checklist-item__checkbox--checked {
    background: var(--color-primary);
}

.checklist-item__checkbox--checked::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.checklist-item__text {
    flex: 1;
    font-size: var(--font-size-base);
}

.checklist-item__status {
    font-size: var(--font-size-small);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    font-weight: 500;
}

.checklist-item__status--reusable {
    background: var(--color-success);
    color: white;
}

.checklist-item__status--needs-new {
    background: var(--color-warning);
    color: white;
}

.checklist-item__status--not-applicable {
    background: var(--color-text-light);
    color: white;
}

.checklist-item__status--check-condition {
    background: var(--color-warning);
    color: white;
}

.checklist-item__status--buy-new {
    background: var(--color-error);
    color: white;
}

/* How It Works Section */
.how-it-works {
    background: linear-gradient(135deg, #e8f4f8 0%, #d4ebf7 100%);
    border-radius: var(--border-radius-large);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xxl);
    border-left: 4px solid var(--color-primary);
    box-shadow: var(--box-shadow);
}

.how-it-works__header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.how-it-works__icon {
    font-size: 32px;
}

.how-it-works__title {
    font-size: var(--font-size-xl);
    color: var(--color-primary);
    margin: 0;
}

.how-it-works__content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.how-it-works__step {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.how-it-works__step-number {
    width: 40px;
    height: 40px;
    background: var(--color-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-large);
    font-weight: 700;
    flex-shrink: 0;
}

.how-it-works__step-content strong {
    color: var(--color-primary);
    display: block;
    margin-bottom: var(--spacing-xs);
}

.how-it-works__step-content p {
    color: var(--color-text);
    margin: 0;
    line-height: 1.6;
}

/* Preparation Sections */
.preparation-section {
    margin-bottom: var(--spacing-xxl);
}

.preparation-section__header {
    margin-bottom: var(--spacing-lg);
}

.preparation-section__title {
    font-size: var(--font-size-xl);
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.preparation-section__icon {
    font-size: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.preparation-section__icon svg {
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.preparation-section__title:hover .preparation-section__icon {
    transform: scale(1.15) rotate(5deg);
}

.preparation-section__title:hover .preparation-section__icon svg {
    filter: drop-shadow(0 3px 6px rgba(120, 104, 230, 0.3));
}

.preparation-section__description {
    color: var(--color-text-light);
    font-size: var(--font-size-base);
    line-height: 1.6;
    max-width: 800px;
}

/* Preparation Form */
.preparation-form {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-large);
    box-shadow: var(--box-shadow);
    margin-bottom: var(--spacing-lg);
}

.form-label__badge {
    display: inline-block;
    background: var(--color-secondary);
    color: white;
    font-size: var(--font-size-small);
    padding: 2px 8px;
    border-radius: 12px;
    margin-left: var(--spacing-xs);
    font-weight: 500;
}

.form-label__badge--important {
    background: var(--color-accent);
    animation: pulse 2s ease-in-out infinite;
}

/* Form Status */
.form-status {
    background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
    border-left: 4px solid var(--color-success);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    animation: slideDown 0.5s ease-out;
}

.form-status__icon {
    font-size: 32px;
}

.form-status__content strong {
    color: var(--color-success);
    display: block;
    margin-bottom: var(--spacing-xs);
}

.form-status__content p {
    color: var(--color-text);
    margin: 0;
}

/* Activities Stats */
.activities-stats {
    background: white;
    border-radius: var(--border-radius-large);
    padding: var(--spacing-lg);
    box-shadow: var(--box-shadow);
    display: flex;
    justify-content: space-around;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.activities-stats__item {
    text-align: center;
}

.activities-stats__number {
    font-size: var(--font-size-xxl);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.activities-stats__label {
    font-size: var(--font-size-small);
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.activities-stats__divider {
    width: 1px;
    height: 50px;
    background: var(--color-secondary);
    opacity: 0.3;
}

/* Preparation Checklist */
.preparation-checklist {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-large);
    box-shadow: var(--box-shadow);
}

/* Encouragement Message */
.encouragement-message {
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
    border-left: 4px solid var(--color-warning);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    animation: slideDown 0.5s ease-out;
}

.encouragement-message__icon {
    font-size: 32px;
}

.encouragement-message__content strong {
    color: var(--color-warning);
    display: block;
    margin-bottom: var(--spacing-xs);
}

.encouragement-message__content p {
    color: var(--color-text);
    margin: 0;
}

/* Timeline */
.timeline {
    position: relative;
    padding: var(--spacing-lg) 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-secondary);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-xl);
    display: flex;
    align-items: center;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-item__content {
    flex: 1;
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-large);
    box-shadow: var(--box-shadow);
    margin: 0 var(--spacing-lg);
    position: relative;
    border: 1px solid var(--color-surface);
}

.timeline-item__content::before {
    content: '';
    position: absolute;
    top: 50%;
    width: 0;
    height: 0;
    border: 10px solid transparent;
    transform: translateY(-50%);
}

.timeline-item:nth-child(odd) .timeline-item__content::before {
    right: -20px;
    border-left-color: white;
}

.timeline-item:nth-child(even) .timeline-item__content::before {
    left: -20px;
    border-right-color: white;
}

.timeline-item__marker {
    width: 20px;
    height: 20px;
    background: var(--color-primary);
    border-radius: 50%;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    border: 3px solid white;
    box-shadow: var(--box-shadow);
}

.timeline-item__title {
    font-size: var(--font-size-large);
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.timeline-item__date {
    font-size: var(--font-size-small);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
}

.timeline-item__description {
    color: var(--color-text);
    line-height: 1.8;
    white-space: pre-line;
    font-size: var(--font-size-base);
}

/* Tips Grid */
.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.tip-card {
    background: linear-gradient(135deg, white 0%, rgba(255, 180, 180, 0.1) 100%);
    border-radius: var(--border-radius-large);
    padding: var(--spacing-lg);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    border-left: 4px solid var(--color-accent);
    position: relative;
    overflow: hidden;
}

.tip-card::after {
    content: '💡';
    position: absolute;
    bottom: 10px;
    right: 10px;
    font-size: 48px;
    opacity: 0.1;
    transition: var(--transition);
}

.tip-card:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--box-shadow-hover);
    border-left-width: 6px;
}

.tip-card:hover::after {
    opacity: 0.2;
    transform: scale(1.1);
}

.tip-card__category {
    font-size: var(--font-size-small);
    color: var(--color-text-light);
    text-transform: uppercase;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    letter-spacing: 0.5px;
}

.tip-card__title {
    font-size: var(--font-size-large);
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.tip-card__content {
    color: var(--color-text);
    line-height: 1.6;
}

/* ========================================
   PÁGINAS ESPECIAIS (FAQ & PRIVACY)
   ======================================== */

/* FAQ Page Styles */
.faq-container {
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-md);
}

.faq-header {
    text-align: center;
    margin-bottom: var(--spacing-xxl);
}

.faq-header__title {
    font-size: var(--font-size-xxl);
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.faq-header__description {
    font-size: var(--font-size-large);
    color: var(--color-text-light);
    max-width: 700px;
    margin: 0 auto;
}

.faq-category {
    margin-bottom: var(--spacing-xxl);
}

.faq-category__title {
    font-size: var(--font-size-xl);
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-secondary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.faq-category__title svg {
    flex-shrink: 0;
}

.faq-item {
    background: white;
    border-radius: var(--border-radius-large);
    margin-bottom: var(--spacing-md);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    box-shadow: var(--box-shadow-hover);
}

.faq-question {
    padding: var(--spacing-lg);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
    user-select: none;
    background: linear-gradient(135deg, white 0%, var(--color-surface) 100%);
    transition: var(--transition);
}

.faq-question:hover {
    background: var(--color-secondary);
    color: white;
}

.faq-question__text {
    font-size: var(--font-size-large);
    font-weight: 600;
    color: var(--color-text);
    flex: 1;
}

.faq-question:hover .faq-question__text {
    color: white;
}

.faq-question__icon {
    font-size: 24px;
    transition: transform 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    flex-shrink: 0;
}

.faq-question:hover .faq-question__icon {
    color: white;
}

.faq-question--active .faq-question__icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-answer--active {
    max-height: 1000px;
}

.faq-answer__content {
    padding: var(--spacing-lg);
    color: var(--color-text);
    line-height: 1.8;
    font-size: var(--font-size-base);
    background: white;
}

.faq-answer__content strong {
    color: var(--color-primary);
}

.faq-answer__content ul {
    margin: var(--spacing-md) 0;
    padding-left: var(--spacing-xl);
}

.faq-answer__content li {
    margin-bottom: var(--spacing-sm);
}

/* Privacy Page Styles */
.privacy-container {
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-md);
}

.privacy-section {
    margin-bottom: var(--spacing-xxl);
}

.privacy-section h2 {
    font-size: var(--font-size-xl);
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-secondary);
}

.privacy-section h3 {
    font-size: var(--font-size-large);
    color: var(--color-primary);
    margin: var(--spacing-lg) 0 var(--spacing-md) 0;
}

.privacy-section p {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
    color: var(--color-text);
}

.privacy-section ul {
    margin: var(--spacing-md) 0;
    padding-left: var(--spacing-xl);
}

.privacy-section li {
    margin-bottom: var(--spacing-sm);
    line-height: 1.6;
}

.privacy-section code {
    background: var(--color-surface);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
    color: var(--color-primary);
}

.privacy-section a {
    color: var(--color-primary);
    text-decoration: underline;
    transition: var(--transition);
}

.privacy-section a:hover {
    color: var(--color-secondary);
}

.highlight-box {
    background: linear-gradient(135deg, #fff9e6 0%, #fff3cd 100%);
    border-left: 4px solid var(--color-warning);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
}

.highlight-box strong {
    color: var(--color-primary);
}

.highlight-box p {
    margin-bottom: 0;
}

.last-updated {
    text-align: center;
    color: var(--color-text-light);
    font-style: italic;
    font-size: var(--font-size-small);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-sm);
    background: var(--color-surface);
    border-radius: var(--border-radius);
}

/* Back Button (usado em FAQ e Privacy) */
.back-button {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: white;
    text-decoration: none;
    border-radius: var(--border-radius-large);
    font-weight: 600;
    transition: var(--transition);
    margin-bottom: var(--spacing-xl);
    box-shadow: 0 4px 12px rgba(120, 104, 230, 0.3);
}

.back-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(120, 104, 230, 0.4);
}

.back-button svg {
    transition: transform 0.3s ease;
}

.back-button:hover svg {
    transform: translateX(-4px);
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
    background: linear-gradient(135deg, #7868E6 0%, #B8B5FF 100%);
    color: white;
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
    margin-top: auto;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
}

.footer__content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--spacing-xxl);
    margin-bottom: var(--spacing-xl);
}

.footer__section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

/* Footer - Seção Sobre */
.footer__section--about {
    max-width: 400px;
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
}

.footer__logo svg {
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.footer__logo-img {
    width: 32px;
    height: 32px;
    object-fit: contain;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.footer__logo-text {
    font-size: var(--font-size-large);
    font-weight: 700;
    letter-spacing: -0.5px;
}

.footer__description {
    font-size: var(--font-size-small);
    line-height: 1.6;
    opacity: 0.9;
    margin: 0;
}

/* Footer - Títulos das Seções */
.footer__title {
    font-size: var(--font-size-base);
    font-weight: 700;
    margin: 0 0 var(--spacing-sm) 0;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    opacity: 0.95;
}

/* Footer - Listas */
.footer__list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer__list li {
    margin: 0;
}

.footer__link {
    color: white;
    text-decoration: none;
    font-size: var(--font-size-small);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    opacity: 0.9;
    transition: all 0.3s ease;
    padding: 4px 0;
}

.footer__link:hover {
    opacity: 1;
    transform: translateX(4px);
    text-decoration: none;
}

.footer__link svg {
    flex-shrink: 0;
    transition: transform 0.3s ease;
}

.footer__link:hover svg {
    transform: scale(1.1);
}

/* Footer - Bottom (Copyright) */
.footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    text-align: center;
}

.footer__copyright {
    font-size: var(--font-size-small);
    margin: 0;
    opacity: 0.9;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: nowrap;
    gap: 4px;
    white-space: nowrap;
}

.footer__copyright strong {
    font-weight: 700;
}

.footer__copyright svg {
    flex-shrink: 0;
    display: inline-block;
}

.footer__copyright-year {
    display: inline-flex;
    align-items: center;
    white-space: nowrap;
    flex-shrink: 0;
}

.footer__tagline {
    font-size: var(--font-size-small);
    margin: 0;
    opacity: 0.8;
    font-style: italic;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: 1001;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    pointer-events: none;
}

.toast {
    min-width: 320px;
    max-width: 400px;
    background: white;
    border-radius: var(--border-radius-large);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    overflow: hidden;
    transform: translateX(calc(100% + 24px));
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: auto;
    position: relative;
}

.toast--show {
    transform: translateX(0);
    opacity: 1;
}

.toast--hide {
    transform: translateX(calc(100% + 24px));
    opacity: 0;
}

.toast__content {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    position: relative;
}

.toast__icon-wrapper {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.toast__icon {
    width: 28px;
    height: 28px;
}

.toast__message {
    flex: 1;
    font-size: var(--font-size-base);
    line-height: 1.5;
    font-weight: 500;
}

.toast__close {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    border: none;
    background: rgba(0, 0, 0, 0.05);
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    padding: 0;
}

.toast__close:hover {
    background: rgba(0, 0, 0, 0.1);
    transform: rotate(90deg);
}

.toast__progress {
    height: 4px;
    background: currentColor;
    opacity: 0.3;
    animation: toastProgress linear forwards;
}

/* Toast Types */
.toast--info {
    border-left: 4px solid #7868E6;
}

.toast--info .toast__icon-wrapper {
    color: #7868E6;
}

.toast--info .toast__message {
    color: var(--color-text);
}

.toast--info .toast__close {
    color: #7868E6;
}

.toast--success {
    border-left: 4px solid #27ae60;
}

.toast--success .toast__icon-wrapper {
    color: #27ae60;
}

.toast--success .toast__message {
    color: var(--color-text);
}

.toast--success .toast__close {
    color: #27ae60;
}

.toast--success .toast__progress {
    color: #27ae60;
}

.toast--warning {
    border-left: 4px solid #f39c12;
}

.toast--warning .toast__icon-wrapper {
    color: #f39c12;
}

.toast--warning .toast__message {
    color: var(--color-text);
}

.toast--warning .toast__close {
    color: #f39c12;
}

.toast--warning .toast__progress {
    color: #f39c12;
}

.toast--error {
    border-left: 4px solid #e74c3c;
}

.toast--error .toast__icon-wrapper {
    color: #e74c3c;
}

.toast--error .toast__message {
    color: var(--color-text);
}

.toast--error .toast__close {
    color: #e74c3c;
}

.toast--error .toast__progress {
    color: #e74c3c;
}

/* Loading */
.loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.loading--active {
    opacity: 1;
    visibility: visible;
}

.loading__spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--color-secondary);
    border-top: 4px solid var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.loading__text {
    margin-top: var(--spacing-md);
    color: var(--color-primary);
    font-weight: 500;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

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

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-5px);
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes menuSlideUp {
    0% {
        opacity: 0;
        transform: translateY(30px) scale(0.9);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes menuFadeIn {
    0% {
        opacity: 0;
        transform: translateY(-20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounceIcon {
    0%, 100% {
        transform: scale(1);
    }
    25% {
        transform: scale(1.2) rotate(-10deg);
    }
    50% {
        transform: scale(0.95) rotate(10deg);
    }
    75% {
        transform: scale(1.1) rotate(-5deg);
    }
}

@keyframes toastProgress {
    0% {
        width: 100%;
    }
    100% {
        width: 0%;
    }
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Responsive Design */

/* Tablet (landscape) */
@media (max-width: 1024px) and (min-width: 769px) {
    .container {
        padding: 0 var(--spacing-md);
    }

    /* Footer Tablet */
    .footer__content {
        grid-template-columns: 1.5fr 1fr 1fr;
        gap: var(--spacing-lg);
    }

    .footer__section--about {
        max-width: 350px;
    }

    .reuse-categories,
    .tips-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .progress-summary {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Tablet and Mobile */
@media (max-width: 768px) {
    /* Header Adjustments */
    .header {
        padding: var(--spacing-md) 0;
    }

    .header__content {
        justify-content: space-between;
    }

    .header__text {
        text-align: left;
        flex: 1;
    }

    .header__title {
        font-size: var(--font-size-xl);
    }

    .header__subtitle {
        font-size: var(--font-size-small);
    }

    /* Show hamburger in header */
    .header__hamburger {
        display: flex;
    }

    /* Overlay Mobile */
    .nav__overlay {
        display: block;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.6);
        z-index: 100;
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.3s ease, visibility 0.3s ease;
        cursor: pointer;
        pointer-events: none;
    }

    .nav__overlay--active {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }

    /* Nav Adjustments */
    .nav {
        padding: 0;
        position: static;
        box-shadow: none;
        background: transparent;
    }

    .nav .container {
        padding: 0;
    }

    .nav__list {
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        width: 320px;
        max-width: 80vw;
        background: linear-gradient(180deg, #7868E6 0%, #B8B5FF 100%);
        flex-direction: column;
        align-items: stretch;
        justify-content: flex-start;
        gap: var(--spacing-sm);
        padding: var(--spacing-xl) var(--spacing-lg);
        transform: translateX(100%);
        transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 1002;
        box-shadow: -4px 0 24px rgba(0, 0, 0, 0.3);
        overflow-y: auto;
    }

    /* Pattern overlay no menu */
    .nav__list::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-image: 
            radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
            radial-gradient(circle at 20% 80%, rgba(255, 180, 180, 0.1) 0%, transparent 50%);
        pointer-events: none;
        z-index: 0;
    }

    .nav__list--active {
        transform: translateX(0);
    }

    /* Botão Fechar - Sempre visível no menu mobile */
    .nav__close {
        display: flex;
        position: absolute;
        top: var(--spacing-md);
        right: var(--spacing-md);
        width: 40px;
        height: 40px;
        background: rgba(255, 255, 255, 0.2);
        border: 2px solid rgba(255, 255, 255, 0.3);
        border-radius: 50%;
        cursor: pointer;
        align-items: center;
        justify-content: center;
        transition: var(--transition);
        z-index: 10;
    }

    .nav__close:hover {
        background: rgba(255, 255, 255, 0.3);
        border-color: rgba(255, 255, 255, 0.5);
        transform: rotate(90deg);
    }

    .nav__close:active {
        transform: rotate(90deg) scale(0.9);
    }

    /* Menu Header */
    .nav__menu-header {
        display: block;
        text-align: center;
        margin-bottom: var(--spacing-lg);
        padding-bottom: var(--spacing-lg);
        border-bottom: 2px solid rgba(255, 255, 255, 0.2);
        position: relative;
        z-index: 1;
    }

    .nav__menu-header svg {
        margin-bottom: var(--spacing-sm);
        filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.2));
    }

    .nav__menu-logo {
        width: 40px;
        height: 40px;
        object-fit: contain;
        margin-bottom: var(--spacing-sm);
        filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.2));
    }

    .nav__menu-title {
        color: white;
        font-size: var(--font-size-large);
        font-weight: 700;
        margin: var(--spacing-sm) 0 var(--spacing-xs) 0;
        text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    }

    .nav__menu-subtitle {
        color: rgba(255, 255, 255, 0.85);
        font-size: var(--font-size-small);
        margin: 0;
        font-weight: 400;
    }

    .nav__item {
        width: 100%;
        position: relative;
        z-index: 1;
    }
    
    .nav__button {
        width: 100%;
        max-width: none;
        min-width: auto;
        border-radius: 12px;
        border: 2px solid rgba(255, 255, 255, 0.2);
        color: white;
        justify-content: flex-start;
        padding: var(--spacing-md) var(--spacing-lg);
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        font-size: var(--font-size-base);
        font-weight: 600;
        background: rgba(255, 255, 255, 0.12);
        backdrop-filter: blur(10px);
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
        position: relative;
        overflow: hidden;
    }

    /* Efeito brilho no botão */
    .nav__button::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
        transition: left 0.5s ease;
    }

    .nav__button:hover::before {
        left: 100%;
    }

    .nav__icon {
        font-size: 1.4em;
        margin-right: var(--spacing-sm);
    }

    .nav__button:hover {
        transform: translateX(4px);
        background: rgba(255, 255, 255, 0.22);
        border-color: rgba(255, 255, 255, 0.4);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    }

    .nav__button--active {
        background: white;
        color: var(--color-primary);
        box-shadow: 0 4px 16px rgba(255, 255, 255, 0.3);
        border-color: white;
    }

    .nav__button--active::after {
        content: '';
        position: absolute;
        right: var(--spacing-md);
        top: 50%;
        transform: translateY(-50%);
        width: 8px;
        height: 8px;
        background: var(--color-success);
        border-radius: 50%;
        box-shadow: 0 0 8px rgba(39, 174, 96, 0.6);
    }

    .nav__button--active .nav__icon svg {
        animation: bounceIcon 0.6s ease-out;
    }

    /* Toast Mobile */
    .toast-container {
        top: var(--spacing-sm);
        right: var(--spacing-sm);
        left: var(--spacing-sm);
    }

    .toast {
        min-width: auto;
        max-width: none;
    }

    .toast__content {
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .toast__message {
        font-size: var(--font-size-small);
    }

    .toast__icon {
        width: 24px;
        height: 24px;
    }

    .toast__icon-wrapper {
        width: 32px;
        height: 32px;
    }

    /* General Layout */
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .header__title {
        font-size: var(--font-size-xl);
        justify-content: flex-start;
    }

    .header__subtitle {
        font-size: var(--font-size-base);
    }
    
    /* Progress Summary */
    .progress-summary {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .progress-summary__card {
        padding: var(--spacing-md);
    }

    .progress-summary__icon {
        font-size: 36px;
    }

    /* How It Works */
    .how-it-works {
        padding: var(--spacing-md);
    }

    .how-it-works__content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .how-it-works__title {
        font-size: var(--font-size-large);
    }

    /* Preparation Sections */
    .preparation-section__title {
        font-size: var(--font-size-large);
    }

    .preparation-form {
        padding: var(--spacing-md);
    }

    .preparation-checklist {
        padding: var(--spacing-md);
    }

    /* Activities Stats */
    .activities-stats {
        flex-direction: column;
        gap: var(--spacing-md);
        padding: var(--spacing-md);
    }

    .activities-stats__divider {
        width: 100%;
        height: 1px;
    }

    .activities-stats__number {
        font-size: var(--font-size-xl);
    }

    /* Form Elements */
    .form-label__badge {
        display: block;
        margin-left: 0;
        margin-top: var(--spacing-xs);
        width: fit-content;
        font-size: 11px;
    }

    /* Reuse Categories */
    .reuse-categories {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .category-card {
        padding: var(--spacing-md);
    }

    .category-card__title {
        font-size: var(--font-size-base);
    }

    .category-card__icon {
        font-size: 20px;
    }

    /* Checklist Items */
    .checklist-item {
        padding: var(--spacing-sm) var(--spacing-xs);
    }

    .checklist-item__text {
        font-size: var(--font-size-small);
    }

    .checklist-item__status {
        font-size: 11px;
        padding: 2px 6px;
    }
    
    /* Timeline */
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        flex-direction: row !important;
        padding-left: var(--spacing-xl);
    }
    
    .timeline-item__marker {
        left: 20px;
        transform: none;
    }
    
    .timeline-item__content {
        margin-left: var(--spacing-lg);
        margin-right: 0;
        padding: var(--spacing-md);
    }
    
    .timeline-item__content::before {
        left: -20px !important;
        right: auto !important;
        border-right-color: white !important;
        border-left-color: transparent !important;
    }

    .timeline-item__title {
        font-size: var(--font-size-base);
    }

    .timeline-item__description {
        font-size: var(--font-size-small);
    }
    
    /* Tips Grid */
    .tips-grid {
        grid-template-columns: 1fr;
    }

    .tip-card {
        padding: var(--spacing-md);
    }

    .tip-card__title {
        font-size: var(--font-size-base);
    }

    /* Messages */
    .form-status,
    .encouragement-message {
        padding: var(--spacing-md);
        flex-direction: column;
        text-align: center;
    }

    .form-status__icon,
    .encouragement-message__icon {
        font-size: 24px;
    }
}

@media (max-width: 480px) {
    /* Header */
    .header {
        padding: var(--spacing-sm) 0;
    }
    
    .header__title {
        font-size: var(--font-size-large);
        margin-bottom: 4px;
        gap: 6px;
    }

    .header__icon {
        font-size: 1em;
    }

    .header__logo-img {
        width: 36px;
        height: 36px;
    }
    
    .header__subtitle {
        font-size: 12px;
    }

    .header__hamburger {
        width: 46px;
        height: 46px;
        border-radius: 10px;
    }

    .header__hamburger-line {
        width: 22px;
    }

    /* Menu Adjustments */
    .nav__list {
        width: 300px;
    }

    .nav__button {
        font-size: var(--font-size-small);
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .nav__icon {
        font-size: 1.3em;
    }

    .nav__menu-title {
        font-size: var(--font-size-base);
    }

    .nav__menu-subtitle {
        font-size: 12px;
    }

    .nav__close {
        width: 36px;
        height: 36px;
    }

    /* Main Content */
    .main {
        padding: var(--spacing-md) 0;
    }
    
    .section__title {
        font-size: var(--font-size-large);
    }

    .section__description {
        font-size: var(--font-size-base);
        padding: 0 var(--spacing-sm);
    }

    /* Container */
    .container {
        padding: 0 var(--spacing-sm);
    }

    /* Progress Summary */
    .progress-summary {
        gap: var(--spacing-sm);
    }

    .progress-summary__card {
        padding: var(--spacing-sm);
    }

    .progress-summary__icon {
        font-size: 32px;
    }

    .progress-summary__title {
        font-size: 11px;
    }

    .progress-summary__value {
        font-size: var(--font-size-large);
    }

    /* How It Works */
    .how-it-works {
        padding: var(--spacing-sm);
    }

    .how-it-works__title {
        font-size: var(--font-size-base);
    }

    .how-it-works__step-number {
        width: 32px;
        height: 32px;
        font-size: var(--font-size-base);
    }

    .how-it-works__step-content strong {
        font-size: var(--font-size-small);
    }

    .how-it-works__step-content p {
        font-size: var(--font-size-small);
    }

    /* Preparation */
    .preparation-section__title {
        font-size: var(--font-size-base);
    }

    .preparation-section__description {
        font-size: var(--font-size-small);
    }

    .preparation-section__icon {
        font-size: 20px;
    }
    
    .category-card,
    .preparation-form,
    .preparation-checklist,
    .tip-card {
        padding: var(--spacing-sm);
    }

    /* Activities Stats */
    .activities-stats {
        padding: var(--spacing-sm);
    }

    .activities-stats__number {
        font-size: var(--font-size-large);
    }

    .activities-stats__label {
        font-size: 11px;
    }

    /* Timeline */
    .timeline-item__content {
        padding: var(--spacing-sm);
    }

    .timeline-item__title {
        font-size: var(--font-size-small);
    }

    .timeline-item__description {
        font-size: 12px;
        line-height: 1.6;
    }

    /* Forms */
    .form-label {
        font-size: var(--font-size-small);
    }

    .form-input {
        font-size: var(--font-size-small);
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    .form-help {
        font-size: 12px;
    }

    /* Checklist */
    .checklist-item__text {
        font-size: 13px;
        line-height: 1.4;
    }

    .checklist-item__status {
        font-size: 10px;
    }

    /* Messages */
    .form-status,
    .encouragement-message {
        padding: var(--spacing-sm);
    }

    .form-status__content strong,
    .encouragement-message__content strong {
        font-size: var(--font-size-small);
    }

    .form-status__content p,
    .encouragement-message__content p {
        font-size: var(--font-size-small);
    }

    /* FAQ & Privacy Pages */
    .faq-container,
    .privacy-container {
        padding: var(--spacing-md) var(--spacing-sm);
    }

    .faq-header__title {
        font-size: var(--font-size-xl);
    }

    .faq-header__description {
        font-size: var(--font-size-base);
    }

    .faq-category__title {
        font-size: var(--font-size-large);
    }

    .faq-question {
        padding: var(--spacing-md);
    }

    .faq-question__text {
        font-size: var(--font-size-base);
    }

    .faq-question__icon {
        font-size: 18px;
    }

    .faq-answer__content {
        padding: var(--spacing-md);
        font-size: var(--font-size-small);
    }

    .privacy-section h2 {
        font-size: var(--font-size-large);
    }

    .privacy-section h3 {
        font-size: var(--font-size-base);
    }

    .privacy-section p,
    .privacy-section li {
        font-size: var(--font-size-small);
    }

    .back-button {
        width: 100%;
        justify-content: center;
    }

    /* Footer Responsivo */
    .footer {
        padding: var(--spacing-xl) 0 var(--spacing-md);
    }

    .footer__content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
        margin-bottom: var(--spacing-lg);
    }

    .footer__section--about {
        max-width: none;
        text-align: center;
    }

    .footer__logo {
        justify-content: center;
    }

    .footer__title {
        font-size: var(--font-size-small);
        text-align: center;
    }

    .footer__list {
        align-items: center;
    }

    .footer__bottom {
        padding-top: var(--spacing-md);
    }

    .footer__copyright {
        font-size: 11px;
        flex-wrap: wrap;
        white-space: normal;
    }
    
    .footer__copyright svg {
        flex-shrink: 0;
    }

    .footer__tagline {
        font-size: 11px;
    }
}

/* Mobile Landscape */
@media (max-height: 500px) and (orientation: landscape) {
    .header {
        padding: var(--spacing-xs) 0;
    }

    .header__title {
        font-size: var(--font-size-base);
        margin-bottom: 0;
    }

    .header__subtitle {
        display: none;
    }

    .header__hamburger {
        width: 32px;
        height: 32px;
    }

    .main {
        padding: var(--spacing-sm) 0;
    }

    .nav__list {
        padding: var(--spacing-md);
        gap: var(--spacing-xs);
    }

    .nav__button {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-base);
    }

    .nav__icon {
        font-size: 1.2em;
    }

    .progress-summary {
        display: none;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --color-primary: #5a4bcc;
        --color-secondary: #9b95ff;
        --color-text: #000000;
        --color-background: #ffffff;
    }

    .header__hamburger {
        border-color: white;
        background: rgba(0, 0, 0, 0.3);
    }

    .header__hamburger-line {
        background: white;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .header__hamburger-line {
        transition: none !important;
    }

    .nav__list {
        transition: none !important;
    }

    .nav__item {
        animation: none !important;
    }
}

/* Print styles */
@media print {
    .nav,
    .footer {
        display: none;
    }
    
    .section {
        display: block !important;
        page-break-inside: avoid;
    }
    
    .category-card,
    .tip-card {
        page-break-inside: avoid;
    }
}