/**
 * =============================================================================
 * KANBAN STYLES - cloudsense Fluent 2 Design System
 * =============================================================================
 * 
 * Estilos para a aplicação Kanban Board.
 * Baseado no Microsoft Fluent 2 com branding cloudsense.
 * 
 * Brand: cloudsense - sistemas de informação
 * Cor Principal: #33ABDB
 * 
 * Modos de Exibição dos Cartões:
 * - Modo Completo (padrão): Cartões ocupam 100% largura, layout vertical
 * - Modo Título (body.title-mode): Cartões 150x150px, layout em grelha
 * 
 * @author Paulo
 * @version 3.1 - Modos de exibição invertidos
 */

/* ===========================================
   Variáveis CSS - cloudsense Design Tokens
   =========================================== */
:root {
    /* === CLOUDSENSE BRAND === */
    --cs-brand-10: #E6F8FF;
    --cs-brand-20: #CCF1FF;
    --cs-brand-40: #66D4F5;
    --cs-brand-60: #33BCE7;
    --cs-brand-70: #1A9FC7;
    --cs-brand-80: #33ABDB;  /* Cor Principal */
    --cs-brand-100: #2683AD;
    --cs-brand-110: #1F6F96;
    --cs-brand-140: #0A3351;
    --cs-brand-160: #000B13;
    
    /* Brand Colors (mapped) */
    --color-brand-primary: var(--cs-brand-80);
    --color-brand-primary-hover: var(--cs-brand-70);
    --color-brand-primary-pressed: var(--cs-brand-40);
    --color-brand-secondary: var(--cs-brand-20);
    
    /* === NEUTRAL BACKGROUNDS === */
    --cs-bg-1: #FFFFFF;
    --cs-bg-2: #FAFAFA;
    --cs-bg-3: #F5F5F5;
    --cs-bg-4: #F0F0F0;
    --cs-bg-5: #EBEBEB;
    --cs-bg-card: #FAFAFA;
    
    /* === NEUTRAL FOREGROUNDS === */
    --cs-fg-1: #242424;
    --cs-fg-2: #424242;
    --cs-fg-3: #616161;
    --cs-fg-4: #707070;
    --cs-fg-disabled: #BDBDBD;
    
    /* === NEUTRAL STROKES === */
    --cs-stroke-accessible: #616161;
    --cs-stroke-1: #D1D1D1;
    --cs-stroke-2: #E0E0E0;
    --cs-stroke-3: #F0F0F0;
    
    /* === STATUS COLORS === */
    --color-success: #107C10;
    --color-success-bg: #DFF6DD;
    --color-warning: #F7630C;
    --color-warning-bg: #FFF4CE;
    --color-danger: #C50F1F;
    --color-danger-hover: #B10E1C;
    --color-danger-bg: #FDE7E9;
    
    /* Neutral Colors (mapped) */
    --color-neutral-background-1: var(--cs-bg-1);
    --color-neutral-background-2: var(--cs-bg-2);
    --color-neutral-background-3: var(--cs-bg-3);
    --color-neutral-background-4: var(--cs-bg-4);
    --color-neutral-background-5: var(--cs-bg-5);
    
    /* Surface & Stroke */
    --color-surface: var(--cs-bg-1);
    --color-surface-elevated: var(--cs-bg-1);
    --color-stroke-default: var(--cs-stroke-2);
    --color-stroke-subtle: var(--cs-stroke-3);
    --color-stroke-focus: var(--cs-brand-80);
    
    /* Text Colors */
    --color-text-primary: var(--cs-fg-1);
    --color-text-secondary: var(--cs-fg-3);
    --color-text-disabled: var(--cs-fg-disabled);
    --color-text-on-brand: #FFFFFF;
    --color-text-link: var(--cs-brand-70);
    
    /* === SHADOWS (Fluent 2) === */
    --shadow-2: 0 0 2px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.14);
    --shadow-4: 0 0 2px rgba(0,0,0,0.12), 0 2px 4px rgba(0,0,0,0.14);
    --shadow-8: 0 0 2px rgba(0,0,0,0.12), 0 4px 8px rgba(0,0,0,0.14);
    --shadow-16: 0 0 2px rgba(0,0,0,0.12), 0 8px 16px rgba(0,0,0,0.14);
    --shadow-28: 0 0 8px rgba(0,0,0,0.12), 0 14px 28px rgba(0,0,0,0.14);
    --shadow-64: 0 0 8px rgba(0,0,0,0.12), 0 32px 64px rgba(0,0,0,0.14);
    
    /* === BORDER RADIUS (Fluent 2) === */
    --radius-none: 0;
    --radius-sm: 2px;
    --radius-md: 4px;
    --radius-lg: 8px;
    --radius-xl: 12px;
    --radius-circular: 9999px;
    
    /* === SPACING (4px grid) === */
    --spacing-xxs: 2px;
    --spacing-xs: 4px;
    --spacing-s: 8px;
    --spacing-m: 12px;
    --spacing-l: 16px;
    --spacing-xl: 20px;
    --spacing-xxl: 24px;
    --spacing-xxxl: 32px;
    
    /* === TYPOGRAPHY (Fluent 2 Type Ramp) === */
    --font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Roboto', 'Helvetica Neue', sans-serif;
    
    /* Caption 2 */
    --font-size-100: 0.625rem;   /* 10px */
    --line-height-100: 0.875rem; /* 14px */
    
    /* Caption 1 */
    --font-size-200: 0.75rem;    /* 12px */
    --line-height-200: 1rem;     /* 16px */
    
    /* Body 1 Small */
    --font-size-300: 0.8125rem;  /* 13px */
    --line-height-300: 1.125rem; /* 18px */
    
    /* Body 1 - Texto principal */
    --font-size-400: 0.875rem;   /* 14px */
    --line-height-400: 1.25rem;  /* 20px */
    
    /* Subtitle 2 */
    --font-size-500: 1rem;       /* 16px */
    --line-height-500: 1.375rem; /* 22px */
    
    /* Subtitle 1.5 */
    --font-size-600: 1.125rem;   /* 18px */
    --line-height-600: 1.5rem;   /* 24px */
    
    /* Subtitle 1 */
    --font-size-700: 1.25rem;    /* 20px */
    --line-height-700: 1.625rem; /* 26px */
    
    /* Title 3 */
    --font-size-800: 1.5rem;     /* 24px */
    --line-height-800: 2rem;     /* 32px */
    
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Legacy line-heights for compatibility */
    --line-height-tight: 1.2;
    --line-height-normal: 1.4;
    --line-height-relaxed: 1.6;
    
    /* === MOTION (Fluent 2) === */
    --duration-ultra-fast: 50ms;
    --duration-faster: 100ms;
    --duration-fast: 150ms;
    --duration-normal: 200ms;
    --duration-slow: 300ms;
    --duration-slower: 400ms;
    
    --easing-ease: cubic-bezier(0.33, 0, 0.67, 1);
    --easing-ease-in: cubic-bezier(0.55, 0.55, 0, 1);
    --easing-ease-out: cubic-bezier(0.1, 0.9, 0.2, 1);
    
    /* Legacy compatibility */
    --color-primary: var(--color-brand-primary);
    --color-primary-hover: var(--color-brand-primary-hover);
    --color-bg: var(--color-neutral-background-3);
    --color-bg-light: var(--color-neutral-background-2);
    --color-bg-column: var(--color-neutral-background-1);
    --color-bg-card: var(--color-surface);
    --color-text: var(--color-text-primary);
    --color-text-light: var(--color-text-secondary);
    --color-text-white: var(--color-text-on-brand);
    --shadow-card: var(--shadow-2);
    --shadow-card-hover: var(--shadow-8);
    --shadow-modal: var(--shadow-28);
    --transition-fast: var(--duration-fast) var(--easing-ease);
    --transition-normal: var(--duration-normal) var(--easing-ease);
}

/* ===========================================
   Reset e Base
   =========================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-400);
    line-height: var(--line-height-400);
    background-color: var(--cs-bg-3);
    color: var(--color-text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===========================================
   Header - Fluent 2 App Bar
   =========================================== */
.app-header {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    padding: var(--spacing-m) var(--spacing-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
    border-bottom: 1px solid var(--color-stroke-subtle);
    box-shadow: var(--shadow-4);
    position: sticky;
    top: 0;
    z-index: 100;
}

.app-header h1 {
    color: var(--color-text-primary);
    font-size: var(--font-size-800);
    font-weight: var(--font-weight-semibold);
    letter-spacing: -0.01em;
    line-height: var(--line-height-800);
}

.header-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-m);
    flex-wrap: wrap;
}

.board-selector {
    display: flex;
    align-items: center;
    gap: var(--spacing-s);
}

.board-selector select {
    padding: var(--spacing-s) var(--spacing-xxxl) var(--spacing-s) var(--spacing-m);
    border: 1px solid var(--cs-stroke-1);
    border-radius: var(--radius-md);
    background-color: var(--color-surface);
    color: var(--color-text-primary);
    font-size: var(--font-size-400);
    line-height: var(--line-height-400);
    font-family: var(--font-family);
    cursor: pointer;
    min-width: 220px;
    transition: all var(--transition-fast);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23616161' d='M2.5 4.5L6 8l3.5-3.5'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
}

.board-selector select:hover {
    border-color: var(--color-text-secondary);
}

.board-selector select:focus {
    outline: none;
    border-color: var(--color-brand-primary);
    box-shadow: 0 0 0 2px var(--color-brand-secondary);
}

.btn-icon-text {
    display: flex;
    align-items: center;
    gap: var(--spacing-s);
    padding: var(--spacing-s) var(--spacing-m);
    border-radius: var(--radius-md);
    font-weight: var(--font-weight-medium);
    transition: all var(--transition-fast);
}

.btn-icon-text .icon {
    font-size: var(--font-size-400);
    font-weight: var(--font-weight-bold);
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-brand-primary);
    color: var(--color-text-on-brand);
    border-radius: var(--radius-sm);
}

.btn-icon-text:hover {
    background-color: var(--cs-bg-4);
}

.btn-icon-text.active {
    background-color: var(--color-brand-primary);
    color: var(--color-text-on-brand);
}

.btn-icon-text.active:hover {
    background-color: var(--cs-brand-70);
}

.btn-icon-text.active .icon {
    background-color: rgba(255, 255, 255, 0.25);
}

.board-selector select option {
    color: var(--color-text-primary);
    background-color: var(--color-surface);
    padding: var(--spacing-s);
}

/* ===========================================
   Botões - Fluent 2 Buttons
   =========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-s);
    padding: var(--spacing-s) var(--spacing-l);
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    font-size: var(--font-size-400);
    font-weight: var(--font-weight-semibold);
    min-height: 32px;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

.btn:focus-visible {
    outline: 2px solid var(--cs-brand-80);
    outline-offset: 2px;
}

.btn-primary {
    background-color: var(--color-brand-primary);
    color: var(--color-text-on-brand);
    border-color: var(--color-brand-primary);
}

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

.btn-primary:active {
    background-color: var(--cs-brand-40);
}

.btn-secondary {
    background-color: var(--color-surface);
    color: var(--color-text-primary);
    border-color: var(--cs-stroke-1);
}

.btn-secondary:hover {
    background-color: var(--cs-bg-4);
    border-color: var(--cs-stroke-accessible);
}

.btn-secondary:active {
    background-color: var(--cs-bg-5);
    border-color: var(--cs-stroke-accessible);
}

.btn-danger {
    background-color: var(--color-danger);
    color: var(--color-text-on-brand);
    border-color: var(--color-danger);
}

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

.btn-icon {
    padding: var(--spacing-xs) var(--spacing-s);
    background: transparent;
    border: 1px solid transparent;
    cursor: pointer;
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-icon:hover {
    background-color: var(--color-neutral-background-3);
    color: var(--color-text-primary);
}

.btn-icon:active {
    background-color: var(--color-neutral-background-4);
}

/* ===========================================
   Main Content
   =========================================== */
.app-main {
    flex: 1;
    padding: var(--spacing-xl);
    overflow: auto;
    -webkit-overflow-scrolling: touch;
    position: relative;
}

/* ===========================================
   Scroll Navigation Arrows
   =========================================== */
.scroll-nav {
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    z-index: 100;
    width: 44px;
    height: 72px;
    border: 1px solid var(--cs-stroke-2);
    border-radius: var(--radius-lg);
    background-color: var(--cs-bg-1);
    color: var(--color-text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-8);
    transition: all var(--duration-fast) var(--easing-ease-out);
    opacity: 0;
    pointer-events: none;
}

.scroll-nav.visible {
    opacity: 1;
    pointer-events: auto;
}

.scroll-nav:hover {
    background-color: var(--cs-bg-2);
    color: var(--color-brand-primary);
    box-shadow: var(--shadow-16);
    transform: translateY(-50%) scale(1.03);
}

.scroll-nav:active {
    transform: translateY(-50%) scale(0.98);
    background-color: var(--cs-bg-4);
}

.scroll-nav:focus-visible {
    outline: 2px solid var(--cs-brand-80);
    outline-offset: 2px;
}

.scroll-nav-left {
    left: var(--spacing-s);
}

.scroll-nav-right {
    right: var(--spacing-s);
}

.scroll-nav svg {
    width: 24px;
    height: 24px;
    stroke-width: 2;
}

/* ===========================================
   Kanban Board
   =========================================== */
kanban-board {
    display: flex;
    gap: var(--spacing-l);
    align-items: flex-start;
    padding-bottom: var(--spacing-xl);
    width: max-content;
    min-width: 100%;
}

.board-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 60vh;
    color: var(--color-text-secondary);
    text-align: center;
    background-color: var(--cs-bg-2);
    border: 1px solid var(--cs-stroke-2);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xxxl);
}

.board-empty h2 {
    margin-bottom: var(--spacing-m);
    font-size: var(--font-size-800);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
}

.board-empty p {
    opacity: 0.9;
    margin-bottom: var(--spacing-xl);
    font-size: var(--font-size-500);
}

/* ===========================================
   Kanban Column - Fluent 2 Card Surface
   =========================================== */
kanban-column {
    display: flex;
    flex-direction: column;
    background-color: var(--cs-bg-1);
    border-radius: var(--radius-lg);
    width: 380px;
    min-width: 380px;
    box-shadow: var(--shadow-2);
    border: 1px solid var(--cs-stroke-2);
    transition: transform var(--duration-normal) var(--easing-ease-out),
                opacity var(--duration-normal) var(--easing-ease-out),
                box-shadow var(--duration-normal) var(--easing-ease-out);
}

kanban-column:hover {
    box-shadow: var(--shadow-8);
}

kanban-column.column-dragging {
    opacity: 0.5;
    transform: rotate(2deg) scale(0.98);
    box-shadow: var(--shadow-28);
}

kanban-column.column-drag-over {
    position: relative;
}

kanban-column.column-drag-over::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--color-brand-primary);
    border-radius: var(--radius-sm);
    animation: dropIndicatorPulse 0.8s ease-in-out infinite;
    z-index: 100;
}

kanban-column.column-drag-over-left::before {
    left: -10px;
}

kanban-column.column-drag-over-right::before {
    right: -10px;
}

@keyframes dropIndicatorPulse {
    0%, 100% { opacity: 1; transform: scaleY(1); }
    50% { opacity: 0.6; transform: scaleY(0.96); }
}

.column-header {
    padding: var(--spacing-m);
    display: flex;
    align-items: center;
    gap: var(--spacing-s);
    border-bottom: 1px solid var(--color-stroke-subtle);
    background: var(--color-neutral-background-2);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.column-drag-handle {
    cursor: grab;
    color: var(--color-text-secondary);
    font-size: var(--font-size-600);
    padding: var(--spacing-xs) var(--spacing-s);
    border-radius: var(--radius-md);
    user-select: none;
    letter-spacing: -3px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 24px;
    transition: all var(--transition-fast);
}

.column-drag-handle:hover {
    background-color: var(--color-neutral-background-4);
    color: var(--color-text-primary);
}

.column-drag-handle:active {
    cursor: grabbing;
    background-color: var(--color-neutral-background-5);
}

.column-color-btn {
    width: 28px;
    height: 28px;
    padding: 0;
    border: 2px solid var(--color-stroke-default);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.column-color-btn:hover {
    transform: scale(1.08);
    box-shadow: var(--shadow-4);
}

.column-color-btn:focus-visible {
    outline: none;
    box-shadow: 0 0 0 2px var(--color-surface), 0 0 0 4px var(--color-brand-primary);
}

.column-delete-btn {
    width: 28px;
    height: 28px;
    padding: 0;
    border: none;
    border-radius: var(--radius-md);
    background: transparent;
    cursor: pointer;
    font-size: 14px;
    opacity: 0;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.column-header:hover .column-delete-btn {
    opacity: 0.6;
}

.column-delete-btn:hover {
    opacity: 1;
    background-color: var(--color-danger-bg);
}

.column-title-wrapper {
    flex: 1;
    position: relative;
    height: calc(2 * 1.4em + 8px);
    min-height: calc(2 * 1.4em + 8px);
    max-height: calc(2 * 1.4em + 8px);
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.column-title-wrapper:hover {
    background-color: var(--color-neutral-background-3);
}

.column-title-display {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    width: 100%;
    height: 100%;
    padding: var(--spacing-xs) var(--spacing-s);
    font-size: var(--font-size-500);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    line-height: var(--line-height-500);
    text-align: left;
    word-wrap: break-word;
    overflow: hidden;
    white-space: pre-wrap;
}

.column-title-display span {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.column-title-input {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    padding: var(--spacing-xs) var(--spacing-s);
    font-size: var(--font-size-500);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    line-height: var(--line-height-500);
    text-align: left;
    word-wrap: break-word;
    font-family: var(--font-family);
    border: none;
    border-radius: var(--radius-md);
    background: transparent;
    resize: none;
    overflow: hidden;
    opacity: 0;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.column-title-input:focus {
    opacity: 1;
    outline: none;
    background-color: var(--color-surface);
    cursor: text;
}

.column-title-input:focus + .column-title-display,
.column-title-wrapper:focus-within .column-title-display {
    visibility: hidden;
}

.column-title-wrapper:focus-within {
    border-color: var(--color-brand-primary);
    background-color: var(--color-surface);
    box-shadow: 0 0 0 1px var(--color-brand-primary);
}

.column-count {
    font-size: var(--font-size-200);
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-200);
    color: var(--cs-fg-2);
    background-color: var(--cs-bg-5);
    padding: var(--spacing-xxs) var(--spacing-s);
    border-radius: var(--radius-circular);
    min-width: 24px;
    text-align: center;
}

.column-cards {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-m);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-s);
    align-content: flex-start;
    min-height: 20px;
}

.column-cards.drag-over {
    background-color: var(--color-brand-secondary);
    border-radius: var(--radius-md);
}

.column-footer {
    padding: var(--spacing-m);
    border-top: 1px solid var(--color-stroke-subtle);
}

.add-card-btn {
    width: 100%;
    padding: var(--spacing-s) var(--spacing-m);
    background-color: var(--cs-bg-1);
    border: 1px solid var(--cs-stroke-1);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    font-family: var(--font-family);
    font-size: var(--font-size-400);
    text-align: left;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-s);
}

.add-card-btn:hover {
    background-color: var(--cs-bg-4);
    border-color: var(--cs-stroke-accessible);
    color: var(--color-text-primary);
}

.add-card-btn::before {
    content: '+';
    font-size: var(--font-size-500);
    font-weight: var(--font-weight-semibold);
    color: var(--color-brand-primary);
}

/* Formulário inline para adicionar cartão */
.add-card-form {
    padding: var(--spacing-m);
    background-color: var(--color-surface);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-4);
    border: 1px solid var(--color-stroke-default);
}

.add-card-form textarea {
    width: 100%;
    min-height: 60px;
    padding: var(--spacing-s);
    border: 1px solid var(--color-stroke-default);
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    font-size: var(--font-size-400);
    resize: none;
    margin-bottom: var(--spacing-s);
    transition: border-color var(--transition-fast);
}

.add-card-form textarea:focus {
    outline: none;
    border-color: var(--color-brand-primary);
    box-shadow: 0 0 0 1px var(--color-brand-primary);
}

.add-card-form-actions {
    display: flex;
    gap: var(--spacing-s);
}

.add-card-form .btn-primary {
    background-color: var(--color-brand-primary);
}

.add-card-form .btn-primary:hover {
    background-color: var(--color-brand-primary-hover);
}

/* ===========================================
   Kanban Card - Post-it Style (Modo Completo)
   Cartões ocupam 100% largura, altura automática
   =========================================== */
kanban-card {
    display: block;
    width: 100%;
    height: auto;
    min-height: auto;
    cursor: pointer;
    transition: all var(--transition-fast);
    border-radius: var(--radius-lg);
}

kanban-card:hover {
    transform: translateY(-2px);
    z-index: 10;
}

kanban-card:hover .card-postit {
    box-shadow: var(--shadow-8);
}

kanban-card:focus-visible {
    outline: 2px solid var(--cs-brand-80);
    outline-offset: 2px;
}

kanban-card.dragging {
    opacity: 0.5;
    transform: rotate(3deg) scale(1.02);
}

.card-postit {
    width: 100%;
    height: auto;
    min-height: 72px;
    background-color: var(--postit-color, var(--cs-bg-card));
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-2);
    border: 1px solid var(--cs-stroke-2);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    font-family: var(--font-family);
    padding: var(--spacing-m);
    transition: box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.card-postit:hover {
    border-color: var(--cs-stroke-1);
}

/* Efeito de dobra removido para design mais limpo */

.card-header {
    padding: 0;
    position: relative;
}

.card-title {
    font-family: var(--font-family);
    font-size: var(--font-size-400);
    font-weight: var(--font-weight-semibold);
    color: var(--text-color, var(--cs-fg-1));
    line-height: var(--line-height-400);
    word-wrap: break-word;
    word-break: break-word;
    overflow-wrap: break-word;
    hyphens: auto;
    padding-right: var(--spacing-l);
}

.card-actions {
    position: absolute;
    top: 4px;
    right: 4px;
    display: none;
    gap: 2px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 4px;
    padding: 2px;
}

kanban-card:hover .card-actions {
    display: flex;
}

.card-actions .btn-icon {
    padding: 2px 4px;
    font-size: 0.7rem;
}

.card-body {
    flex: 1;
    padding: 0;
    overflow-y: visible;
    min-height: 0;
    margin-top: var(--spacing-xs);
}

.card-description {
    font-family: var(--font-family);
    font-size: var(--font-size-300);
    font-weight: var(--font-weight-regular);
    color: var(--cs-fg-2);
    line-height: var(--line-height-300);
    word-wrap: break-word;
    /* Limite de 2 linhas com truncagem */
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Scrollbar para descrição */
.card-body::-webkit-scrollbar {
    width: 4px;
}

.card-body::-webkit-scrollbar-track {
    background: transparent;
}

.card-body::-webkit-scrollbar-thumb {
    background-color: rgba(0, 0, 0, 0.2);
    border-radius: 2px;
}

.card-footer {
    padding-top: var(--spacing-s);
    margin-top: var(--spacing-m);
    border-top: 2px solid rgba(255, 255, 255, 0.5);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xs);
    min-height: 24px;
}

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    flex: 1;
    overflow: hidden;
}

.card-tag {
    display: inline-flex;
    align-items: center;
    font-size: var(--font-size-200);
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-200);
    padding: var(--spacing-xs) var(--spacing-s);
    border-radius: var(--radius-circular);
    background-color: var(--cs-brand-140);
    color: var(--color-text-on-brand);
    white-space: nowrap;
    max-width: 100px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.card-owner {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: var(--radius-circular);
    background-color: var(--cs-brand-100);
    color: var(--color-text-on-brand);
    font-size: var(--font-size-200);
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-200);
    text-transform: uppercase;
    flex-shrink: 0;
}

/* Título editável */
.card-title-input {
    width: 100%;
    border: none;
    font-size: var(--font-size-400);
    font-weight: var(--font-weight-semibold);
    font-family: var(--font-family);
    color: var(--text-color, var(--cs-fg-1));
    background: rgba(255, 255, 255, 0.6);
    resize: none;
    line-height: var(--line-height-400);
    padding: var(--spacing-xxs);
    border-radius: var(--radius-sm);
}

.card-title-input:focus {
    outline: 2px solid var(--color-stroke-focus);
    outline-offset: 1px;
    background: rgba(255, 255, 255, 0.9);
}

/* ===========================================
   Modal - Fluent 2 Dialog
   =========================================== */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 10vh;
    z-index: 1000;
    overflow-y: auto;
    animation: modalBackdropIn var(--duration-fast) var(--easing-ease-out);
}

.modal.hidden {
    display: none;
}

.modal-content {
    background-color: var(--color-surface);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 600px;
    box-shadow: var(--shadow-64);
    animation: modalSlideIn var(--duration-normal) var(--easing-ease-out);
    margin-bottom: 10vh;
    border: 1px solid var(--color-stroke-subtle);
}

.modal-confirm,
.modal-prompt {
    max-width: 420px;
}

.modal-confirm .modal-body p {
    margin-bottom: var(--spacing-l);
    color: var(--color-text-primary);
    font-size: var(--font-size-400);
    line-height: var(--line-height-400);
}

/* Texto de warning/atenção nos modais */
.modal-confirm .modal-body p strong,
.modal-confirm .modal-body p b {
    color: var(--color-warning);
    font-weight: var(--font-weight-semibold);
}

/* Nome destacado com aspas francesas */
.modal-confirm .modal-body p em {
    font-style: normal;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
}

/* Botão de confirmação destrutiva */
.modal-confirm .btn-danger {
    background-color: var(--color-danger);
    border-color: var(--color-danger);
    color: var(--color-text-on-brand);
}

.modal-confirm .btn-danger:hover {
    background-color: var(--color-danger-hover);
    border-color: var(--color-danger-hover);
}

@keyframes modalBackdropIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-prompt .form-group {
    margin-bottom: var(--spacing-l);
}

.modal-prompt label {
    font-size: var(--font-size-400);
    font-weight: var(--font-weight-medium);
    line-height: var(--line-height-400);
    color: var(--color-text-primary);
    white-space: pre-line;
    display: block;
    margin-bottom: var(--spacing-s);
}

.modal-prompt input {
    width: 100%;
    font-size: var(--font-size-400);
    line-height: var(--line-height-400);
    padding: var(--spacing-s) var(--spacing-m);
    border: 1px solid var(--cs-stroke-accessible);
    border-radius: var(--radius-md);
    background-color: var(--color-surface);
    color: var(--color-text-primary);
}

.modal-prompt input:focus {
    outline: none;
    border-color: var(--color-brand-primary);
    box-shadow: 0 0 0 2px var(--color-brand-secondary);
}

/* ===========================================
   Toast Notifications - Fluent 2
   =========================================== */
#toast-container {
    position: fixed;
    top: var(--spacing-xl);
    right: var(--spacing-xl);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-m);
    pointer-events: none;
}

.toast {
    background-color: var(--color-surface);
    color: var(--color-text-primary);
    padding: var(--spacing-m) var(--spacing-l);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-16);
    border: 1px solid var(--color-stroke-default);
    display: flex;
    align-items: center;
    gap: var(--spacing-m);
    min-width: 280px;
    max-width: 420px;
    animation: toastSlideIn var(--duration-slow) var(--easing-ease-out);
    pointer-events: auto;
}

.toast.toast-success {
    background-color: var(--color-success-bg);
    border-color: var(--color-success);
    color: var(--color-success);
}

.toast.toast-error {
    background-color: var(--color-danger-bg);
    border-color: var(--color-danger);
    color: var(--color-danger);
}

.toast.toast-warning {
    background-color: var(--color-warning-bg);
    border-color: var(--color-warning);
    color: #5c4813;
}

.toast.toast-info {
    background-color: var(--color-brand-secondary);
    border-color: var(--color-brand-primary);
    color: var(--color-brand-primary);
}

.toast-icon {
    font-size: var(--font-size-600);
    flex-shrink: 0;
}

.toast-message {
    flex: 1;
    font-size: var(--font-size-400);
    line-height: var(--line-height-400);
    color: inherit;
}

.toast-close {
    background: none;
    border: none;
    color: var(--color-text-secondary);
    font-size: var(--font-size-600);
    cursor: pointer;
    opacity: 0.7;
    padding: var(--spacing-xs);
    border-radius: var(--radius-md);
    line-height: 1;
    transition: all var(--transition-fast);
}

.toast-close:hover {
    opacity: 1;
    background-color: var(--color-neutral-background-3);
}

.toast.toast-hiding {
    animation: toastSlideOut var(--duration-slow) var(--easing-ease-in) forwards;
}

@keyframes toastSlideIn {
    from {
        opacity: 0;
        transform: translateX(100%) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

@keyframes toastSlideOut {
    from {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
    to {
        opacity: 0;
        transform: translateX(100%) scale(0.9);
    }
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-l) var(--spacing-xl);
    border-bottom: 1px solid var(--color-stroke-subtle);
}

.modal-header h2 {
    font-size: var(--font-size-700);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-700);
    color: var(--color-text-primary);
}

.modal-close {
    background: none;
    border: none;
    font-size: var(--font-size-800);
    color: var(--color-text-secondary);
    cursor: pointer;
    padding: var(--spacing-xs) var(--spacing-s);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    line-height: 1;
}

.modal-close:hover {
    background-color: var(--color-neutral-background-3);
    color: var(--color-text-primary);
}

.modal-body {
    padding: var(--spacing-xl);
}

/* Botões do modal com tamanho mínimo maior */
.modal .form-actions .btn {
    min-height: 36px;
    padding: var(--spacing-s) var(--spacing-xl);
}

/* ===========================================
   Formulários - Fluent 2 Inputs
   =========================================== */
.form-group {
    margin-bottom: var(--spacing-l);
}

.form-group label {
    display: block;
    font-size: var(--font-size-400);
    font-weight: var(--font-weight-medium);
    line-height: var(--line-height-400);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-xs);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-s) var(--spacing-m);
    border: 1px solid var(--cs-stroke-1);
    border-bottom: 1px solid var(--cs-stroke-accessible);
    border-radius: var(--radius-md);
    font-size: var(--font-size-400);
    line-height: var(--line-height-400);
    font-family: var(--font-family);
    background-color: var(--color-surface);
    color: var(--color-text-primary);
    transition: all var(--transition-fast);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-disabled);
}

.form-group input:hover,
.form-group textarea:hover {
    border-color: var(--color-text-secondary);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--cs-stroke-1);
    border-bottom: 2px solid var(--cs-brand-80);
}

.form-group textarea {
    min-height: 100px;
    resize: vertical;
    line-height: var(--line-height-400);
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-m);
    margin-top: var(--spacing-xl);
}

.form-actions .btn-primary {
    background-color: var(--color-brand-primary);
    color: var(--color-text-on-brand);
}

.form-actions .btn-primary:hover {
    background-color: var(--color-brand-primary-hover);
}

/* ===========================================
   Color Picker (Card Editor) - Fluent 2
   =========================================== */
.color-picker-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-m);
}

.card-color-btn {
    width: 40px;
    height: 40px;
    padding: 0;
    border: 2px solid var(--color-stroke-default);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.card-color-btn:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-4);
}

.card-color-btn:focus-visible {
    outline: none;
    box-shadow: 0 0 0 2px var(--color-surface), 0 0 0 4px var(--color-brand-primary);
}

.color-picker-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-s);
    font-size: var(--font-size-400);
    color: var(--color-text-primary);
    cursor: pointer;
}

.color-picker-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--color-brand-primary);
}

/* ===========================================
   Tags Input - Fluent 2
   =========================================== */
.tags-input-container {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-s);
    padding: var(--spacing-s);
    border: 1px solid var(--color-stroke-default);
    border-radius: var(--radius-md);
    background-color: var(--color-surface);
    min-height: 44px;
    cursor: text;
    transition: all var(--transition-fast);
}

.tags-input-container:hover {
    border-color: var(--color-text-secondary);
}

.tags-input-container:focus-within {
    border-color: var(--color-brand-primary);
    box-shadow: 0 0 0 1px var(--color-brand-primary);
}

.tag-chip {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-s);
    background-color: var(--color-brand-primary);
    color: var(--color-text-on-brand);
    border-radius: var(--radius-md);
    font-size: var(--font-size-200);
    font-weight: var(--font-weight-medium);
}

.tag-chip-remove {
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    padding: 0;
    font-size: var(--font-size-500);
    line-height: 1;
    opacity: 0.8;
    transition: opacity var(--transition-fast);
}

.tag-chip-remove:hover {
    opacity: 1;
}

.tags-input {
    flex: 1;
    min-width: 100px;
    border: none;
    outline: none;
    font-size: var(--font-size-400);
    font-family: var(--font-family);
    background: transparent;
    color: var(--color-text-primary);
}

.tags-input::placeholder {
    color: var(--color-text-disabled);
}

/* ===========================================
   Card Editor Modal - Fluent 2
   =========================================== */
kanban-card-editor {
    display: none;
}

kanban-card-editor.visible {
    display: block;
}

kanban-card-editor .modal-content {
    max-width: 720px;
}

.editor-header {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-m);
    margin-bottom: var(--spacing-xl);
}

.editor-header-icon {
    font-size: var(--font-size-800);
    color: var(--color-text-secondary);
}

.editor-header-content {
    flex: 1;
}

.editor-title-input {
    width: 100%;
    font-size: var(--font-size-700);
    font-weight: var(--font-weight-semibold);
    border: none;
    background: transparent;
    padding: var(--spacing-xs) 0;
    color: var(--color-text-primary);
    resize: none;
    font-family: var(--font-family);
    line-height: var(--line-height-tight);
    overflow: hidden;
    transition: background-color var(--transition-fast);
    border-radius: var(--radius-sm);
}

.editor-title-input:hover {
    background-color: var(--color-neutral-background-3);
}

.editor-title-input:focus {
    outline: none;
    background-color: var(--color-neutral-background-3);
}

.editor-column-info {
    font-size: var(--font-size-200);
    color: var(--color-text-secondary);
    margin-top: var(--spacing-xs);
}

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

.editor-section-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-s);
    font-size: var(--font-size-400);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-s);
}

.editor-section-icon {
    color: var(--color-text-secondary);
}

.editor-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-l);
    border-top: 1px solid var(--color-stroke-subtle);
    gap: var(--spacing-m);
}

.editor-actions > div {
    display: flex;
    gap: var(--spacing-s);
}

.editor-actions .btn-primary {
    background-color: var(--color-brand-primary);
    color: var(--color-text-on-brand);
}

.editor-actions .btn-primary:hover {
    background-color: var(--color-brand-primary-hover);
}

/* ===========================================
   Scrollbar - Fluent 2
   =========================================== */
.column-cards::-webkit-scrollbar {
    width: 8px;
}

.column-cards::-webkit-scrollbar-track {
    background: transparent;
}

.column-cards::-webkit-scrollbar-thumb {
    background-color: var(--color-neutral-background-5);
    border-radius: var(--radius-circular);
}

.column-cards::-webkit-scrollbar-thumb:hover {
    background-color: var(--color-text-disabled);
}

/* Firefox */
.column-cards {
    scrollbar-width: thin;
    scrollbar-color: var(--color-neutral-background-5) transparent;
}

/* ===========================================
   Utilitários
   =========================================== */
.hidden {
    display: none !important;
}

.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;
}

/* ===========================================
   Responsivo - Fluent 2 Breakpoints
   =========================================== */

/* Tablets e ecrãs médios */
@media (max-width: 1024px) {
    kanban-column {
        width: 340px;
        min-width: 340px;
    }
}

/* Tablets pequenos */
@media (max-width: 768px) {
    .app-header {
        flex-direction: column;
        gap: var(--spacing-m);
        padding: var(--spacing-m) var(--spacing-l);
    }
    
    .app-header h1 {
        font-size: var(--font-size-700);
    }
    
    .board-selector {
        width: 100%;
        flex-wrap: wrap;
    }
    
    .board-selector select {
        flex: 1;
        min-width: 150px;
    }
    
    .board-selector .btn {
        flex: 1;
        justify-content: center;
    }
    
    .app-main {
        padding: var(--spacing-m);
    }
    
    kanban-column {
        width: 320px;
        min-width: 320px;
    }
    
    .column-cards {
        gap: var(--spacing-s);
        padding: var(--spacing-s);
    }
    
    .column-title-display,
    .column-title-input {
        font-size: var(--font-size-400);
    }
    
    .modal-content {
        margin: 0 var(--spacing-l);
        max-width: calc(100vw - 32px);
    }
    
    .modal {
        padding-top: 5vh;
    }
}

/* Telemóveis */
@media (max-width: 480px) {
    .app-header {
        padding: var(--spacing-s) var(--spacing-m);
    }
    
    .app-header h1 {
        font-size: var(--font-size-600);
    }
    
    .board-selector {
        gap: var(--spacing-s);
    }
    
    .board-selector select {
        font-size: var(--font-size-300);
        padding: var(--spacing-s) var(--spacing-m);
    }
    
    .board-selector .btn {
        font-size: var(--font-size-300);
        padding: var(--spacing-s) var(--spacing-m);
    }
    
    .app-main {
        padding: var(--spacing-s);
        scroll-snap-type: x mandatory;
    }
    
    kanban-board {
        gap: var(--spacing-s);
        padding-right: var(--spacing-s);
    }
    
    kanban-board::after {
        content: '';
        min-width: 1px;
        flex-shrink: 0;
    }
    
    kanban-column {
        width: 90vw;
        min-width: 90vw;
        max-width: 340px;
        max-height: calc(100vh - 140px);
        flex-shrink: 0;
        scroll-snap-align: start;
    }
    
    .column-header {
        padding: var(--spacing-s);
    }
    
    .column-title-display,
    .column-title-input {
        font-size: var(--font-size-400);
    }
    
    .column-cards {
        padding: var(--spacing-s);
    }
    
    .card-title {
        font-size: var(--font-size-400);
        line-height: var(--line-height-400);
        font-weight: var(--font-weight-semibold);
    }
    
    .card-description {
        font-size: var(--font-size-200);
        line-height: var(--line-height-200);
    }
    
    .card-tag {
        font-size: var(--font-size-100);
        padding: 1px var(--spacing-xs);
    }
    
    .card-owner {
        width: 18px;
        height: 18px;
        font-size: var(--font-size-100);
    }
    
    .add-card-btn {
        padding: var(--spacing-s) var(--spacing-m);
        font-size: var(--font-size-300);
    }
    
    .modal {
        padding: var(--spacing-s);
        align-items: flex-start;
    }
    
    .modal-content {
        margin: 0;
        max-width: 100%;
        border-radius: var(--radius-lg);
    }
    
    .modal-header {
        padding: var(--spacing-m) var(--spacing-l);
    }
    
    .modal-header h2 {
        font-size: var(--font-size-600);
    }
    
    .modal-body {
        padding: var(--spacing-l);
    }
    
    .editor-title-input {
        font-size: var(--font-size-500);
    }
    
    .editor-section {
        margin-bottom: var(--spacing-l);
    }
    
    .editor-section-title {
        font-size: var(--font-size-300);
    }
    
    .form-group textarea,
    .form-group input {
        font-size: var(--font-size-400);
    }
    
    .editor-actions {
        flex-direction: column-reverse;
        gap: var(--spacing-m);
    }
    
    .editor-actions > div {
        width: 100%;
        justify-content: stretch;
    }
    
    .editor-actions .btn {
        flex: 1;
    }
    
    .editor-actions .btn-danger {
        width: 100%;
    }
    
    .form-actions {
        flex-direction: column;
        gap: var(--spacing-s);
    }
    
    .form-actions .btn {
        width: 100%;
    }
    
    #toast-container {
        top: var(--spacing-s);
        right: var(--spacing-s);
        left: var(--spacing-s);
    }
    
    .toast {
        min-width: auto;
        max-width: none;
    }
}

/* Altura reduzida (landscape em telemóveis) */
@media (max-height: 500px) {
    .app-header {
        padding: var(--spacing-s) var(--spacing-m);
    }
    
    .app-main {
        padding: var(--spacing-s);
    }
    
    kanban-column {
        max-height: calc(100vh - 70px);
    }
    
    .modal {
        padding: var(--spacing-xs);
    }
    
    .modal-content {
        margin-bottom: var(--spacing-xs);
    }
}

/* ===========================================
   Modo Título - Cartões quadrados 150x150px
   Layout em grelha, título centrado vertical/horizontal
   Ativado via body.title-mode (toggle no header)
   =========================================== */
body.title-mode .column-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-s);
    align-content: flex-start;
}

body.title-mode kanban-card {
    width: 100%;
    height: auto;
    min-height: 140px;
    aspect-ratio: 1 / 1;
}

body.title-mode .card-postit {
    padding: var(--spacing-s);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    min-height: 140px;
}

body.title-mode .card-header {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    text-align: center;
    flex: 1;
    width: 100%;
}

body.title-mode .card-title {
    font-family: var(--font-family);
    font-size: var(--font-size-400);
    font-weight: var(--font-weight-semibold);
    color: var(--text-color, var(--cs-fg-1));
    line-height: var(--line-height-400);
    -webkit-line-clamp: unset;
    line-clamp: unset;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: visible;
    white-space: normal;
    word-break: break-word;
    overflow-wrap: break-word;
    padding-right: 0;
    text-align: center;
}


body.title-mode .card-body {
    display: none;
    margin-top: 0;
}

body.title-mode .card-footer {
    /* Herda estilos do modo completo, apenas centra */
    justify-content: center;
    width: 100%;
    align-self: stretch;
}

body.title-mode .card-tags {
    justify-content: center;
    flex: none;
}

body.title-mode .card-owner {
    display: none;
}

body.title-mode .card-actions {
    top: 2px;
    right: 2px;
    transform: none;
}

/* Efeito de dobra removido */

/* Responsivo para modo título */
@media (max-width: 480px) {
    body.title-mode kanban-card {
        min-height: 110px;
    }
    
    body.title-mode .card-postit {
        min-height: 110px;
        padding: var(--spacing-xs);
    }
    
    body.title-mode .card-title {
        font-size: var(--font-size-300);
        line-height: var(--line-height-300);
        font-weight: var(--font-weight-semibold);
    }
    
    body.title-mode .card-tags {
        display: none;
    }
}

/* ===========================================
   Autenticação - Login Overlay & User Info
   =========================================== */
.login-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--cs-bg-3);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.login-card {
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xxxl);
    text-align: center;
    box-shadow: var(--shadow-28);
    max-width: 400px;
    width: 90%;
}

.login-card h2 {
    font-size: var(--font-size-800);
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-800);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-m);
}

.login-card p {
    font-size: var(--font-size-400);
    line-height: var(--line-height-400);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
}

.login-card .btn-google {
    width: 100%;
    padding: var(--spacing-m) var(--spacing-xl);
    font-size: var(--font-size-500);
    gap: var(--spacing-m);
}

.login-card .btn-google svg {
    flex-shrink: 0;
}

.login-note {
    font-size: var(--font-size-200);
    line-height: var(--line-height-200);
    color: var(--cs-fg-3);
    margin-top: var(--spacing-xl);
    margin-bottom: 0;
}

/* Auth Controls no Header */
.auth-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-m);
    margin-left: var(--spacing-m);
    padding-left: var(--spacing-m);
    border-left: 1px solid var(--color-stroke-subtle);
}

.user-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-s);
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--color-stroke-default);
}

.user-name {
    font-size: var(--font-size-400);
    font-weight: var(--font-weight-medium);
    line-height: var(--line-height-400);
    color: var(--color-text-primary);
    max-width: 150px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

#login-btn svg,
.btn-google svg {
    fill: white;
}

/* ===========================================
   Copy/Move Card Section
   =========================================== */
.copy-move-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-s);
}

.copy-move-container .form-select {
    width: 100%;
    padding: var(--spacing-s) var(--spacing-m);
    border: 1px solid var(--color-stroke-default);
    border-radius: var(--radius-md);
    font-size: var(--font-size-400);
    line-height: var(--line-height-400);
    font-family: var(--font-family);
    background-color: var(--color-surface);
    color: var(--color-text-primary);
}

.copy-move-container .form-select:disabled {
    background-color: var(--color-neutral-background-3);
    color: var(--color-text-disabled);
    cursor: not-allowed;
}

.copy-move-actions {
    display: flex;
    gap: var(--spacing-s);
    margin-top: var(--spacing-xs);
}

.copy-move-actions .btn-sm {
    padding: var(--spacing-xs) var(--spacing-m);
    font-size: var(--font-size-200);
}

/* ===========================================
   Color Picker (Web Component)
   O componente usa Shadow DOM com CSS encapsulado.
   =========================================== */