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

:root {
    /* Color Palette */
    --color-primary: #E4C1F9;
    --color-secondary: #F6DFEB;
    --color-accent: #D0F4DE;
    --color-warning: #FCF6BD;
    --color-danger: #FFB7C5;
    
    /* Additional Colors */
    --color-white: #ffffff;
    --color-black: #2c2c2c;
    --color-gray-light: #f8f9fa;
    --color-gray-medium: #6c757d;
    --color-gray-dark: #495057;
    --color-gray-roxinho: #9367b1;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    --gradient-accent: linear-gradient(135deg, var(--color-accent) 0%, var(--color-warning) 100%);
    
    /* Typography */
    --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
    
    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal: 1040;
    --z-popover: 1050;
    --z-tooltip: 1060;
}

/* Base Styles */
html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-black);
    background-color: var(--color-white);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Header */
.header {
    background: var(--gradient-primary);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    gap: var(--spacing-lg);
}

.header__title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-black);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.header__icon {
    font-size: var(--font-size-3xl);
}

.header__nav {
    display: flex;
    gap: var(--spacing-sm);
}

/* Navigation Buttons */
.nav-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    background: transparent;
    color: var(--color-black);
    text-decoration: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
    white-space: nowrap;
}

.nav-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-1px);
}

.nav-btn--active {
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
}

.nav-btn__icon {
    font-size: var(--font-size-base);
}

/* Main Content */
.main {
    flex: 1;
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, var(--color-gray-light) 0%, var(--color-gray-roxinho) 80%);
}

/* Sections */
.section {
    display: none;
    animation: fadeIn 0.3s ease-in-out;
}

.section--active {
    display: block;
    
}

.section__title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-black);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

/* Dashboard */
.dashboard__header {
    margin-bottom: var(--spacing-2xl);
}

.dashboard__stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
    
}

.stat-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: transform var(--transition-normal);
}

.stat-card:hover {
    transform: translateY(-2px);
}

.stat-card__icon {
    font-size: var(--font-size-3xl);
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-accent);
    border-radius: var(--radius-xl);
}

.stat-card__content {
    display: flex;
    flex-direction: column;
}

.stat-card__number {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-black);
}

.stat-card__label {
    font-size: var(--font-size-sm);
    color: var(--color-gray-medium);
    font-weight: 500;
}

.dashboard__content {
    display: grid;
    gap: var(--spacing-2xl);
}

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

.chart-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
}

.chart-card__title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-black);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

/* Progress Circle */
.progress-circle {
    position: relative;
    width: 120px;
    height: 120px;
    margin: 0 auto;
}

.progress-circle__svg {
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}

.progress-circle__bg {
    fill: none;
    stroke: var(--color-gray-light);
    stroke-width: 8;
}

.progress-circle__fill {
    fill: none;
    stroke: var(--color-primary);
    stroke-width: 8;
    stroke-linecap: round;
    stroke-dasharray: 314;
    stroke-dashoffset: 314;
    transition: stroke-dashoffset var(--transition-slow);
}

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

.progress-circle__percentage {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-black);
}

/* Category Chart */
.category-chart {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.category-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
}

.category-item__info {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.category-item__color {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.category-item__name {
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.category-item__count {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-gray-medium);
}

/* Recent Goals */
.dashboard__subtitle {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-black);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

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

.recent-goal {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--color-primary);
}

.recent-goal__title {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-black);
    margin-bottom: var(--spacing-xs);
}

.recent-goal__meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--color-gray-medium);
}

/* Goals Section */
.goals__header {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.goals__controls {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    align-items: stretch;
}

.filter-group {
    display: flex;
    gap: var(--spacing-md);
}

.filter-select {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--color-gray-light);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    background: var(--color-white);
    transition: border-color var(--transition-normal);
}

.filter-select:focus {
    outline: none;
    border-color: var(--color-primary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    white-space: nowrap;
}

.btn--primary {
    background: var(--gradient-primary);
    color: var(--color-black);
    box-shadow: var(--shadow-sm);
}

.btn--primary:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn--secondary {
    background: var(--color-white);
    color: var(--color-black);
    border: 2px solid var(--color-primary);
}

.btn--secondary:hover {
    background: var(--color-primary);
}

.btn--ghost {
    background: transparent;
    color: var(--color-gray-medium);
    border: 2px solid var(--color-gray-light);
}

.btn--ghost:hover {
    background: var(--color-gray-light);
    color: var(--color-black);
}

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

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

/* Goals List */
.goals__list {
    display: grid;
    gap: var(--spacing-lg);
}

.goal-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal);
}

.goal-card:hover {
    transform: translateY(-2px);
}

.goal-card__header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

.goal-card__title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-black);
    margin-bottom: var(--spacing-xs);
}

.goal-card__category {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-accent);
    color: var(--color-black);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 500;
}

.goal-card__actions {
    display: flex;
    gap: var(--spacing-xs);
}

.goal-card__action {
    width: 32px;
    height: 32px;
    border: none;
    background: var(--color-gray-light);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color var(--transition-normal);
}

.goal-card__action:hover {
    background: var(--color-gray-medium);
    color: var(--color-white);
}

.goal-card__description {
    color: var(--color-gray-medium);
    margin-bottom: var(--spacing-md);
    line-height: 1.5;
}

.goal-card__progress {
    margin-bottom: var(--spacing-md);
}

.goal-card__progress-label {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-xs);
    font-size: var(--font-size-sm);
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--color-gray-light);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.progress-bar__fill {
    height: 100%;
    background: var(--gradient-primary);
    transition: width var(--transition-normal);
}

.goal-card__meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: var(--font-size-sm);
    color: var(--color-gray-medium);
}

.goal-card__status {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: var(--font-size-xs);
}

.goal-card__status--pendente {
    background: var(--color-warning);
    color: var(--color-black);
}

.goal-card__status--andamento {
    background: var(--color-primary);
    color: var(--color-black);
}

.goal-card__status--concluido {
    background: var(--color-accent);
    color: var(--color-black);
}

/* Reports Section */
.reports__controls {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.period-selector {
    display: flex;
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: var(--spacing-xs);
    box-shadow: var(--shadow-sm);
}

.period-btn {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    background: transparent;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.period-btn--active {
    background: var(--color-primary);
    color: var(--color-black);
}

.export-buttons {
    display: flex;
    gap: var(--spacing-md);
}

.reports__content {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: var(--z-modal);
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.modal--active {
    display: flex;
}

.modal__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.modal__content {
    position: relative;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalSlideIn 0.3s ease-out;
}

.modal__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--color-gray-light);
}

.modal__title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-black);
}

.modal__close {
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    font-size: var(--font-size-xl);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-normal);
}

.modal__close:hover {
    background: var(--color-gray-light);
}

.modal__body {
    padding: var(--spacing-lg);
}

.modal__footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    border-top: 1px solid var(--color-gray-light);
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

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

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--color-gray-light);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-family: inherit;
    transition: border-color var(--transition-normal);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-primary);
}

.form-textarea {
    resize: vertical;
    min-height: 80px;
}

.form-error {
    margin-top: var(--spacing-xs);
    font-size: var(--font-size-xs);
    color: var(--color-danger);
    display: none;
}

.form-error--visible {
    display: block;
}

/* Milestones */
.milestones-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.milestone-item {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.milestone-item__input {
    flex: 1;
}

.milestone-item__remove {
    width: 32px;
    height: 32px;
    border: none;
    background: var(--color-danger);
    color: var(--color-white);
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color var(--transition-normal);
}

.milestone-item__remove:hover {
    background: #e91e63;
}

/* Checkbox */
.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    font-size: var(--font-size-sm);
}

.checkbox-input {
    display: none;
}

.checkbox-custom {
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-gray-light);
    border-radius: var(--radius-sm);
    position: relative;
    transition: all var(--transition-normal);
}

.checkbox-input:checked + .checkbox-custom {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.checkbox-input:checked + .checkbox-custom::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--color-black);
    font-size: var(--font-size-xs);
    font-weight: bold;
}

/* Notifications */
.notification-container {
    position: fixed;
    top: 80px;
    right: var(--spacing-md);
    z-index: var(--z-tooltip);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.notification {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-lg);
    border-left: 4px solid var(--color-primary);
    max-width: 300px;
    animation: slideInRight 0.3s ease-out;
}

.notification--success {
    border-left-color: var(--color-accent);
}

.notification--error {
    border-left-color: var(--color-danger);
}

.notification--warning {
    border-left-color: var(--color-warning);
}

.notification__title {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.notification__message {
    font-size: var(--font-size-sm);
    color: var(--color-gray-medium);
}

/* Footer */
.footer {
    background: var(--gradient-primary);
    padding: var(--spacing-lg) 0;
    margin-top: auto;
}

.footer__text {
    text-align: center;
    font-size: var(--font-size-sm);
    
}

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

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Responsive Design */
@media (min-width: 768px) {
    .header .container {
        padding: var(--spacing-lg) var(--spacing-md);
    }
    
    .goals__header {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
    
    .goals__controls {
        flex-direction: row;
        align-items: center;
    }
    
    .filter-group {
        flex: 1;
        max-width: 400px;
    }
    
    .reports__controls {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
    
    .export-buttons {
        flex-shrink: 0;
    }
    
    .form-row {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 767px) {
    .header .container {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .header__nav {
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .nav-btn {
        flex: 1;
        min-width: 100px;
        justify-content: center;
    }
    
    .dashboard__stats {
        grid-template-columns: 1fr;
    }
    
    .dashboard__charts {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .modal__content {
        margin: var(--spacing-md);
        max-height: calc(100vh - 2rem);
    }
    
    .notification-container {
        left: var(--spacing-md);
        right: var(--spacing-md);
    }
    
    .notification {
        max-width: none;
    }
}

/* Utility Classes */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

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

.hidden {
    display: none !important;
}

.visible {
    display: block !important;
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .modal,
    .notification-container {
        display: none !important;
    }
    
    .main {
        padding: 0;
    }
    
    .section {
        display: block !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    .goal-card,
    .stat-card,
    .chart-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ccc;
    }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    :root {
        --color-primary: #000080;
        --color-secondary: #800080;
        --color-accent: #008000;
        --color-warning: #FF8C00;
        --color-danger: #DC143C;
    }
}

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