:root {
    /* Cores Globais - Base Claro */
    --primary: #4A5D23; /* Verde Musgo */
    --primary-light: #6A8233;
    --primary-dark: #2F3E14;
    --accent: #D4AF37; /* Dourado */
    --accent-hover: #EBC347;
    
    --bg-body: #F4F7F2;
    --bg-surface: #FFFFFF;
    --bg-surface-hover: #F0F4EC;
    
    --text-main: #1A1C18;
    --text-muted: #5B6352;
    
    --border: #D8E0D0;
    
    /* Kanban Status Colors */
    --status-todo-bg: #E5E7EB;
    --status-todo-text: #374151;
    
    --status-progress-bg: #FEF3C7;
    --status-progress-text: #92400E;
    
    --status-done-bg: #D1FAE5;
    --status-done-text: #065F46;

    /* Spacing & Utilities */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --shadow-sm: 0 2px 4px 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);
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    --sidebar-width: 260px;
    --sidebar-collapsed-width: 70px;
}

[data-theme="dark"] {
    --bg-body: #12140F;
    --bg-surface: #1E211A;
    --bg-surface-hover: #2A2E24;
    
    --text-main: #FFFFFF; /* Brighter main text */
    --text-muted: #A3B19B; /* Brighter muted text */
    
    --primary: #8CB046; /* Lighter moss green for visibility on dark backgrounds */
    
    --border: #3A4232;

    --status-todo-bg: #374151;
    --status-todo-text: #E5E7EB;
    
    --status-progress-bg: #78350F;
    --status-progress-text: #FEF3C7;
    
    --status-done-bg: #065F46;
    --status-done-text: #D1FAE5;
    
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.4);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.5);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.6);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-body);
    color: var(--text-main);
    line-height: 1.5;
    transition: var(--transition);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    color: var(--text-main);
}

a {
    text-decoration: none;
    color: var(--primary);
}

/* ----------------- LOGIN PAGE ----------------- */
.login-body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.85)), url('../img/bg-landing.png') center/cover no-repeat;
}

.login-container {
    width: 100%;
    max-width: 420px;
    padding: 2rem;
}

.login-box {
    background: var(--bg-surface);
    padding: 3rem 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    text-align: center;
    border: 1px solid var(--border);
    backdrop-filter: blur(10px);
}

.logo-title {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.login-subtitle {
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.login-form .input-group {
    margin-bottom: 1.5rem;
    text-align: left;
}

.input-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-muted);
}

.input-group input,
.input-group select,
.input-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background-color: var(--bg-body);
    color: var(--text-main);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.input-group input:focus,
.input-group select:focus,
.input-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.2);
}

/* Buttons */
.btn-primary {
    background-color: var(--primary);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

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

.btn-secondary {
    background-color: var(--bg-surface-hover);
    color: var(--text-main);
    border: 1px solid var(--border);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
}

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

.btn-block {
    width: 100%;
}

.btn-accent {
    background-color: var(--accent);
    color: #000;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}
.btn-accent:hover {
    background-color: var(--accent-hover);
}

.icon-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-btn:hover {
    background-color: var(--bg-surface-hover);
    color: var(--text-main);
}

.modal-header .close-modal {
    font-size: 1.75rem;
    width: 40px;
    height: 40px;
    line-height: 1;
}

.danger-text {
    color: #ef4444;
}
.danger-text:hover {
    color: #dc2626;
    background-color: rgba(239, 68, 68, 0.1);
}

/* Theme Toggle Button */
.theme-toggle-container {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 100;
}

.login-theme-toggle {
    position: absolute;
    top: 1rem;
    right: 1rem;
    bottom: auto;
}

.theme-toggle-btn {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    color: var(--text-main);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

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

[data-theme="light"] .moon-icon { display: block; }
[data-theme="light"] .sun-icon { display: none; }
[data-theme="dark"] .moon-icon { display: none; }
[data-theme="dark"] .sun-icon { display: block; color: var(--accent); }

/* ----------------- DASHBOARD ----------------- */
.app-container {
    display: flex;
    height: 100vh;
    overflow: hidden;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--bg-surface);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    transition: width 0.3s ease;
    z-index: 50;
}

.sidebar.collapsed {
    width: var(--sidebar-collapsed-width);
}

.sidebar-header {
    height: 70px;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border);
}

.logo-title-small {
    color: var(--primary);
    font-size: 1.25rem;
    white-space: nowrap;
    overflow: hidden;
    transition: opacity 0.2s;
}

.sidebar.collapsed .logo-title-small {
    opacity: 0;
    width: 0;
    display: none;
}

.user-profile-small {
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    border-bottom: 1px solid var(--border);
    overflow: hidden;
    white-space: nowrap;
}

.avatar-circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--accent);
    color: #000;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.sidebar.collapsed .user-profile-small {
    padding: 1rem 0;
    justify-content: center;
}

.sidebar.collapsed .user-info {
    display: none;
}

.user-info {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-weight: 600;
    font-size: 0.9rem;
}

.user-role {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: capitalize;
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 1rem 0;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.875rem 1.5rem;
    color: var(--text-muted);
    font-weight: 500;
    transition: var(--transition);
    white-space: nowrap;
}

.sidebar.collapsed .nav-item {
    justify-content: center;
    padding: 0.875rem 0;
}

.sidebar.collapsed .nav-item span {
    display: none;
}

.nav-item:hover {
    background-color: var(--bg-surface-hover);
    color: var(--primary);
}

.nav-item.active {
    background-color: rgba(74, 93, 35, 0.1);
    color: var(--primary);
    border-right: 3px solid var(--primary);
}

.nav-submenu {
    background-color: rgba(0,0,0,0.02);
    padding-left: 3rem;
}
.sidebar.collapsed .nav-submenu {
    display: none !important;
}

.nav-item.sub-item {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    border-right: none;
}

.sidebar-footer {
    padding: 1rem;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-around;
}

/* Main Content */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    background-color: var(--bg-body);
    overflow: hidden;
}

.top-header {
    height: 70px;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border);
}

.mobile-only {
    display: none;
}

.view-container {
    flex: 1;
    padding: 2rem;
    overflow-y: auto;
}

.view-section {
    display: none;
    animation: fadeIn 0.3s ease;
}

.view-section.active {
    display: block;
}

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

/* Utilities */
.hidden { display: none !important; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }

/* ----------------- KANBAN BOARD ----------------- */
.kanban-board {
    display: flex;
    gap: 1.5rem;
    height: calc(100vh - 150px);
    overflow-x: auto;
    padding-bottom: 1rem;
}

.kanban-column {
    background-color: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    width: 320px;
    min-width: 320px;
    display: flex;
    flex-direction: column;
}

.column-header {
    padding: 1rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
}

.column-cards {
    padding: 1rem;
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.kanban-card {
    background-color: var(--bg-body);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 1rem;
    cursor: grab;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.kanban-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}

.kanban-card:active {
    cursor: grabbing;
}

.card-labels {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.label {
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 600;
    color: white;
}

.card-title {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.card-client {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border);
    padding-top: 0.75rem;
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: rgba(0,0,0,0.5);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: fadeIn 0.2s ease;
}

.modal {
    background-color: var(--bg-surface);
    border-radius: var(--radius-md);
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-body {
    padding: 1.5rem;
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
}

.modal-lg {
    max-width: 800px;
}

.task-details-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    padding: 1.5rem;
}

@media (max-width: 768px) {
    .task-details-layout {
        grid-template-columns: 1fr;
    }
}

.task-main-col {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.task-side-col {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    background-color: rgba(0,0,0,0.02);
    padding: 1rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
}

.task-info-block p {
    margin-bottom: 0.5rem;
}

.task-section h4 {
    margin-bottom: 0.75rem;
    color: var(--primary);
    border-bottom: 1px solid var(--border);
    padding-bottom: 0.25rem;
}

.checklist-items {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.checklist-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.task-meta-block h5 {
    margin-bottom: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
}

.labels-container {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.label {
    cursor: pointer;
    transition: opacity 0.2s;
}

.label:hover {
    opacity: 0.8;
}

.activity-log-list {
    list-style: none;
    padding: 0;
    margin: 0;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.activity-log-list li {
    margin-bottom: 0.5rem;
    border-left: 2px solid var(--border);
    padding-left: 0.5rem;
}

.date-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.date-row label {
    font-size: 0.85rem;
}

.form-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.85rem;
    width: auto;
}

/* Lists (Tarefas) */
.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th, .data-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.data-table th {
    font-weight: 600;
    color: var(--text-muted);
    background-color: var(--bg-surface);
}

.data-table tr:hover td {
    background-color: var(--bg-surface-hover);
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        position: fixed;
        left: -100%;
        height: 100vh;
    }
    .sidebar.open {
        left: 0;
    }
    .mobile-only {
        display: block;
    }
    .kanban-board {
        flex-direction: column;
        height: auto;
        overflow-x: hidden;
    }
    .kanban-column {
        width: 100%;
        min-width: 100%;
    }
}

/* ----------------- LANDING PAGE ----------------- */
.landing-body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(rgba(0,0,0,0.4), rgba(0,0,0,0.6)), url('../img/bg-landing.png') center/cover no-repeat;
    text-align: center;
}

.landing-container {
    max-width: 600px;
    padding: 2rem;
}

.landing-title {
    font-size: 3.5rem;
    font-weight: 800;
    color: #FFFFFF; /* Forced white for contrast */
    margin-bottom: 1rem;
    letter-spacing: -1px;
    text-shadow: 0 4px 15px rgba(0,0,0,1);
}

.landing-subtitle {
    font-size: 1.2rem;
    color: #FFFFFF; /* Light gray */
    margin-bottom: 3rem;
    line-height: 1.6;
    text-shadow: 0 2px 10px rgba(0,0,0,1);
}

.landing-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    padding: 1rem 2rem;
    border-radius: var(--radius-lg);
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: var(--shadow-lg);
    text-decoration: none;
}
.landing-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 25px -5px rgba(212, 175, 55, 0.4);
}