/**
 * Soft UI Base CSS
 * Sistema Contabil - Design System
 * Estilo Clean SaaS / Soft UI
 */

/* ========================================
   CSS CUSTOM PROPERTIES (Variables)
   ======================================== */
:root {
    /* Cores de Fundo */
    --bg-body: #F4F5F7;
    --bg-card: #FFFFFF;
    --bg-sidebar: #FFFFFF;
    --bg-input: #FFFFFF;
    --bg-hover: #F9FAFB;
    
    /* Cores de Texto */
    --text-primary: #374151;
    --text-secondary: #6B7280;
    --text-muted: #9CA3AF;
    --text-white: #FFFFFF;
    --text-dark: #1F2937;
    
    /* Cores de Destaque */
    --accent-mint: #10B981;
    --accent-mint-light: #D1FAE5;
    --accent-salmon: #F87171;
    --accent-salmon-light: #FEE2E2;
    --accent-purple: #8B5CF6;
    --accent-purple-light: #EDE9FE;
    --accent-blue: #3B82F6;
    --accent-blue-light: #DBEAFE;
    --accent-amber: #F59E0B;
    --accent-amber-light: #FEF3C7;
    
    /* Bordas */
    --border-light: #E5E7EB;
    --border-medium: #D1D5DB;
    --border-focus: #8B5CF6;
    
    /* Sombras Soft UI */
    --shadow-soft: 0 2px 15px -3px rgba(0, 0, 0, 0.07), 
                   0 10px 20px -2px rgba(0, 0, 0, 0.04);
    --shadow-card: 0 4px 25px -5px rgba(0, 0, 0, 0.05);
    --shadow-hover: 0 8px 30px -5px rgba(0, 0, 0, 0.1);
    --shadow-button: 0 4px 14px 0 rgba(0, 0, 0, 0.1);
    --shadow-dropdown: 0 10px 40px rgba(0, 0, 0, 0.1);
    --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.05);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 9999px;
    
    /* Transições */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;
    
    /* Espaçamento */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Tipografia */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 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;
    
    /* Larguras */
    --sidebar-width: 260px;
    --sidebar-collapsed: 70px;
}

/* ========================================
   RESET E BASE
   ======================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    background: var(--bg-body);
    line-height: 1.6;
    min-height: 100vh;
}

/* ========================================
   TIPOGRAFIA
   ======================================== */
h1, h2, h3, h4, h5, h6 {
    color: var(--text-dark);
    font-weight: 600;
    line-height: 1.3;
    letter-spacing: -0.02em;
}

h1 { font-size: var(--font-size-2xl); }
h2 { font-size: var(--font-size-xl); }
h3 { font-size: var(--font-size-lg); }
h4 { font-size: var(--font-size-base); }

p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--accent-blue);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--accent-purple);
}

/* ========================================
   CARDS - SOFT UI
   ======================================== */
.soft-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    border: none;
    padding: var(--spacing-lg);
    transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}

.soft-card:hover {
    box-shadow: var(--shadow-hover);
}

.soft-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-light);
}

.soft-card-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.soft-card-title i {
    color: var(--accent-purple);
}

/* ========================================
   BOTÕES - SOFT UI
   ======================================== */
.soft-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0.75rem 1.25rem;
    font-size: var(--font-size-sm);
    font-weight: 500;
    font-family: var(--font-family);
    border: none;
    border-radius: 10px;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.soft-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.soft-btn-primary {
    background: linear-gradient(135deg, var(--accent-purple) 0%, #7C3AED 100%);
    color: var(--text-white);
    box-shadow: 0 4px 14px rgba(139, 92, 246, 0.4);
}

.soft-btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(139, 92, 246, 0.5);
}

.soft-btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-light);
}

.soft-btn-secondary:hover:not(:disabled) {
    background: var(--bg-hover);
    border-color: var(--border-medium);
}

.soft-btn-success {
    background: linear-gradient(135deg, var(--accent-mint) 0%, #059669 100%);
    color: var(--text-white);
    box-shadow: 0 4px 14px rgba(16, 185, 129, 0.4);
}

.soft-btn-danger {
    background: linear-gradient(135deg, var(--accent-salmon) 0%, #DC2626 100%);
    color: var(--text-white);
    box-shadow: 0 4px 14px rgba(248, 113, 113, 0.4);
}

.soft-btn-sm {
    padding: 0.5rem 0.875rem;
    font-size: var(--font-size-xs);
}

.soft-btn-lg {
    padding: 1rem 1.75rem;
    font-size: var(--font-size-base);
}

.soft-btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: var(--radius-md);
}

/* ========================================
   INPUTS - SOFT UI
   ======================================== */
.soft-input {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: var(--font-size-sm);
    font-family: var(--font-family);
    color: var(--text-primary);
    background: var(--bg-input);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.soft-input:focus {
    outline: none;
    border-color: var(--accent-purple);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1);
}

.soft-input::placeholder {
    color: var(--text-muted);
}

.soft-input:disabled {
    background: var(--bg-hover);
    color: var(--text-muted);
    cursor: not-allowed;
}

.soft-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.75rem center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
    padding-right: 2.5rem;
}

.soft-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
}

/* ========================================
   TABELAS - SOFT UI
   ======================================== */
.soft-table {
    width: 100%;
    border-collapse: collapse;
}

.soft-table th {
    text-align: left;
    padding: var(--spacing-md);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    background: var(--bg-hover);
    border-bottom: 1px solid var(--border-light);
}

.soft-table td {
    padding: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-light);
    transition: background var(--transition-fast);
}

.soft-table tbody tr:hover td {
    background: var(--bg-hover);
}

.soft-table tbody tr:last-child td {
    border-bottom: none;
}

/* ========================================
   BADGES - SOFT UI
   ======================================== */
.soft-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
}

.soft-badge-success {
    background: var(--accent-mint-light);
    color: #047857;
}

.soft-badge-danger {
    background: var(--accent-salmon-light);
    color: #B91C1C;
}

.soft-badge-warning {
    background: var(--accent-amber-light);
    color: #B45309;
}

.soft-badge-info {
    background: var(--accent-blue-light);
    color: #1D4ED8;
}

.soft-badge-purple {
    background: var(--accent-purple-light);
    color: #6D28D9;
}

/* ========================================
   SIDEBAR - SOFT UI
   ======================================== */
.soft-sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--bg-sidebar);
    box-shadow: var(--shadow-soft);
    display: flex;
    flex-direction: column;
    z-index: 1000;
    transition: width var(--transition-normal);
}

.soft-sidebar-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-light);
}

.soft-sidebar-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.soft-sidebar-logo-img {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-md);
    object-fit: contain;
}

.soft-sidebar-logo-text {
    display: flex;
    flex-direction: column;
}

.soft-sidebar-logo-name {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--text-dark);
    letter-spacing: -0.5px;
}

.soft-sidebar-logo-sub {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.soft-sidebar-nav {
    flex: 1;
    padding: var(--spacing-md) 0;
    overflow-y: auto;
}

.soft-nav-section {
    margin-bottom: var(--spacing-lg);
}

.soft-nav-section-title {
    padding: 0 var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
}

.soft-nav-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: 0.75rem var(--spacing-lg);
    margin: 0 var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    cursor: pointer;
    border: none;
    background: none;
    width: calc(100% - var(--spacing-md));
    text-align: left;
}

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

.soft-nav-item.active {
    background: transparent;
    color: var(--accent-purple);
}

.soft-nav-item.active i {
    color: var(--accent-purple);
}

.soft-nav-item i {
    width: 20px;
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-muted);
    transition: color var(--transition-fast);
}

.soft-nav-badge {
    margin-left: auto;
    padding: 0.125rem 0.5rem;
    font-size: 0.7rem;
    font-weight: 600;
    background: var(--accent-salmon);
    color: white;
    border-radius: var(--radius-full);
}

/* ========================================
   MAIN CONTENT - SOFT UI
   ======================================== */
.soft-main {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.soft-header {
    position: sticky;
    top: 0;
    background: var(--bg-card);
    padding: var(--spacing-md) var(--spacing-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--shadow-soft);
    z-index: 100;
}

.soft-header-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-dark);
}

.soft-content {
    flex: 1;
    padding: var(--spacing-xl);
}

/* ========================================
   UTILITÁRIOS
   ======================================== */
.soft-text-muted { color: var(--text-muted); }
.soft-text-primary { color: var(--text-primary); }
.soft-text-success { color: var(--accent-mint); }
.soft-text-danger { color: var(--accent-salmon); }
.soft-text-purple { color: var(--accent-purple); }

.soft-bg-hover { background: var(--bg-hover); }
.soft-bg-card { background: var(--bg-card); }

.soft-rounded { border-radius: var(--radius-md); }
.soft-rounded-lg { border-radius: var(--radius-lg); }

.soft-shadow { box-shadow: var(--shadow-soft); }
.soft-shadow-card { box-shadow: var(--shadow-card); }

/* Flexbox Utilities */
.soft-flex { display: flex; }
.soft-flex-col { flex-direction: column; }
.soft-items-center { align-items: center; }
.soft-justify-between { justify-content: space-between; }
.soft-justify-center { justify-content: center; }
.soft-gap-sm { gap: var(--spacing-sm); }
.soft-gap-md { gap: var(--spacing-md); }
.soft-gap-lg { gap: var(--spacing-lg); }

/* Grid Utilities */
.soft-grid { display: grid; gap: var(--spacing-lg); }
.soft-grid-2 { grid-template-columns: repeat(2, 1fr); }
.soft-grid-3 { grid-template-columns: repeat(3, 1fr); }
.soft-grid-4 { grid-template-columns: repeat(4, 1fr); }

/* Spacing Utilities */
.soft-mb-sm { margin-bottom: var(--spacing-sm); }
.soft-mb-md { margin-bottom: var(--spacing-md); }
.soft-mb-lg { margin-bottom: var(--spacing-lg); }
.soft-mt-md { margin-top: var(--spacing-md); }
.soft-mt-lg { margin-top: var(--spacing-lg); }
.soft-p-md { padding: var(--spacing-md); }
.soft-p-lg { padding: var(--spacing-lg); }

/* ========================================
   ANIMAÇÕES
   ======================================== */
@keyframes soft-fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes soft-slideIn {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes soft-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.soft-animate-in {
    animation: soft-fadeIn 0.3s ease;
}

/* ========================================
   FORM VALIDATION - ERROR STATES
   ======================================== */
.soft-input.field-error,
.form-control.field-error,
input.field-error,
select.field-error,
textarea.field-error {
    border-color: var(--accent-salmon) !important;
    background-color: #FEF2F2 !important;
    box-shadow: 0 0 0 3px rgba(248, 113, 113, 0.15) !important;
}

.soft-input.field-error:focus,
.form-control.field-error:focus,
input.field-error:focus,
select.field-error:focus,
textarea.field-error:focus {
    border-color: #DC2626 !important;
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.2) !important;
}

.error-message {
    display: block;
    color: #DC2626;
    font-size: 0.75rem;
    font-weight: 500;
    margin-top: 0.375rem;
    padding-left: 0.25rem;
    animation: errorShake 0.3s ease;
}

.error-message i {
    margin-right: 0.25rem;
}

.form-group.has-error label {
    color: #DC2626;
}

.form-group.has-error .form-control,
.form-group.has-error .soft-input {
    border-color: var(--accent-salmon);
}

@keyframes errorShake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    50% { transform: translateX(5px); }
    75% { transform: translateX(-5px); }
}

/* Success state for validated fields */
.soft-input.field-success,
.form-control.field-success,
input.field-success {
    border-color: var(--accent-mint) !important;
    background-color: #F0FDF4 !important;
}

/* ========================================
   RESPONSIVO
   ======================================== */
@media (max-width: 1024px) {
    :root {
        --sidebar-width: 220px;
    }
}

@media (max-width: 768px) {
    .soft-sidebar {
        transform: translateX(-100%);
    }
    
    .soft-sidebar.active {
        transform: translateX(0);
    }
    
    .soft-main {
        margin-left: 0;
    }
    
    .soft-grid-2,
    .soft-grid-3,
    .soft-grid-4 {
        grid-template-columns: 1fr;
    }
    
    .soft-content {
        padding: var(--spacing-md);
    }
}