/* ==========================================================================
   Contabilidade Custos - Premium Dark Theme & Glassmorphism Design System
   ========================================================================== */

:root {
    /* Color Palette - Vibrant Emerald Green & Slate Dark */
    --primary: hsl(142, 76%, 45%);        /* #10b981 (Emerald) */
    --primary-hover: hsl(142, 76%, 38%);
    --primary-glow: hsla(142, 76%, 45%, 0.15);
    
    --bg-main: hsl(222, 47%, 6%);          /* Deepest space background */
    --bg-card: rgba(17, 24, 39, 0.7);      /* Translucent gray-900 */
    --bg-header: rgba(11, 17, 30, 0.8);
    
    --text-main: hsl(210, 40%, 98%);       /* High-contrast off-white */
    --text-muted: hsl(215, 20%, 65%);      /* Muted slate gray */
    
    --border-color: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(255, 255, 255, 0.12);
    --border-focus: hsl(142, 76%, 45%);
    
    --success: hsl(142, 76%, 45%);
    --success-bg: rgba(16, 185, 129, 0.1);
    --danger: hsl(346, 84%, 61%);          /* Crimson red */
    --danger-bg: rgba(244, 63, 94, 0.1);
    --warning: hsl(45, 93%, 47%);          /* Warm amber */
    --warning-bg: rgba(245, 158, 11, 0.1);
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.35);
    --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.5);
    
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base Setup */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-main);
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-main);
    background-image: 
        radial-gradient(at 0% 0%, hsla(142, 76%, 45%, 0.05) 0px, transparent 50%),
        radial-gradient(at 100% 100%, hsla(210, 40%, 45%, 0.05) 0px, transparent 50%);
    background-attachment: fixed;
    color: var(--text-main);
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Glassmorphism Header */
.app-header {
    background-color: var(--bg-header);
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.app-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: 'Outfit', sans-serif;
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.5px;
    color: var(--text-main);
    text-decoration: none;
}

.app-logo svg {
    width: 28px;
    height: 28px;
    fill: var(--primary);
    filter: drop-shadow(0 0 8px var(--primary-glow));
}

.app-logo .logo-text span {
    background: linear-gradient(135deg, var(--primary) 0%, #34d399 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.app-nav {
    display: flex;
    gap: 12px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    transition: var(--transition);
}

.nav-link svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    fill: none;
}

.nav-link:hover {
    color: var(--text-main);
    background-color: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.05);
}

.nav-link.active {
    color: var(--text-main);
    background-color: var(--primary-glow);
    border-color: rgba(16, 185, 129, 0.25);
    font-weight: 600;
    box-shadow: 0 0 15px rgba(16, 185, 129, 0.05);
}

/* Main Layout */
.app-main {
    flex: 1;
    padding: 40px 24px;
}

.main-container {
    max-width: 1200px;
    margin: 0 auto;
}

/* Page Typography */
h1, h2, h3, h4 {
    font-family: 'Outfit', sans-serif;
    color: var(--text-main);
    font-weight: 600;
    letter-spacing: -0.3px;
}

.page-title {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 8px;
    background: linear-gradient(135deg, #ffffff 0%, var(--text-muted) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.page-subtitle {
    color: var(--text-muted);
    font-size: 15px;
    margin-bottom: 32px;
    font-weight: 400;
}

/* Grid Layout */
.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
}

@media (min-width: 992px) {
    .dashboard-grid {
        grid-template-columns: 7fr 5fr;
    }
}

/* Premium Glass Cards */
.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 28px;
    box-shadow: var(--shadow-md);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.03) 0%, transparent 100%);
    pointer-events: none;
}

.card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.card-title {
    font-size: 20px;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
}

.card-title svg {
    width: 22px;
    height: 22px;
    stroke: var(--primary);
    fill: none;
    filter: drop-shadow(0 0 4px var(--primary-glow));
}

/* Forms & Dropzones */
.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.file-dropzone {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-md);
    padding: 36px 20px;
    text-align: center;
    background-color: rgba(255, 255, 255, 0.01);
    cursor: pointer;
    position: relative;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.file-dropzone:hover {
    border-color: var(--primary);
    background-color: rgba(16, 185, 129, 0.03);
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.05);
}

.file-dropzone input[type="file"] {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    opacity: 0;
    cursor: pointer;
}

.dropzone-icon-svg {
    width: 36px;
    height: 36px;
    stroke: var(--text-muted);
    fill: none;
    transition: var(--transition);
}

.file-dropzone:hover .dropzone-icon-svg {
    stroke: var(--primary);
    transform: translateY(-2px);
    filter: drop-shadow(0 0 6px var(--primary-glow));
}

.dropzone-text {
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 400;
}

.dropzone-text strong {
    color: var(--primary);
    font-weight: 600;
}

.file-dropzone.has-file {
    border-color: var(--primary);
    border-style: solid;
    background-color: rgba(16, 185, 129, 0.04);
}

.file-dropzone.has-file .dropzone-icon-svg {
    stroke: var(--primary);
    filter: drop-shadow(0 0 8px var(--primary-glow));
}

/* Modern Glowing Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    border: 1px solid transparent;
    font-family: inherit;
    font-size: 14px;
    font-weight: 600;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.btn svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
    fill: none;
}

.btn-primary {
    background-color: var(--primary);
    color: #fff;
    width: 100%;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
    transform: translateY(-1px);
}

.btn-primary:active {
    transform: translateY(1px);
}

.btn-primary:disabled {
    background-color: rgba(255, 255, 255, 0.08);
    border-color: var(--border-color);
    color: var(--text-muted);
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}

/* Alert Banners */
.alert {
    padding: 16px 20px;
    border-radius: var(--radius-md);
    margin-bottom: 28px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 14px;
    border: 1px solid transparent;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    animation: fadeIn 0.4s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

.alert svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.alert-danger {
    background-color: var(--danger-bg);
    color: hsl(346, 84%, 70%);
    border-color: rgba(244, 63, 94, 0.2);
}

.alert-success {
    background-color: var(--success-bg);
    color: hsl(142, 76%, 70%);
    border-color: rgba(16, 185, 129, 0.2);
}

.alert-warning {
    background-color: var(--warning-bg);
    color: hsl(45, 93%, 70%);
    border-color: rgba(245, 158, 11, 0.2);
}

/* Tables & Wrappers */
.table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background-color: rgba(255, 255, 255, 0.01);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
    text-align: left;
}

.data-table th {
    background-color: rgba(255, 255, 255, 0.02);
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    color: var(--text-muted);
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    text-transform: uppercase;
    font-size: 12px;
    letter-spacing: 0.5px;
}

.data-table td {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-main);
    vertical-align: middle;
}

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

.data-table tbody tr {
    transition: var(--transition);
}

.data-table tbody tr:hover td {
    background-color: rgba(255, 255, 255, 0.02);
}

/* Status Badges */
.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.5px;
    padding: 6px 12px;
    border-radius: 50px;
    border: 1px solid transparent;
}

.badge-success {
    background-color: var(--success-bg);
    color: hsl(142, 76%, 70%);
    border-color: rgba(16, 185, 129, 0.15);
}

.badge-danger {
    background-color: var(--danger-bg);
    color: hsl(346, 84%, 70%);
    border-color: rgba(244, 63, 94, 0.15);
}

.badge-warning {
    background-color: var(--warning-bg);
    color: hsl(45, 93%, 70%);
    border-color: rgba(245, 158, 11, 0.15);
}

.badge-info {
    background-color: rgba(56, 189, 248, 0.1);
    color: hsl(199, 89%, 70%);
    border-color: rgba(56, 189, 248, 0.15);
}

/* Loading Spinner */
.loader-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    text-align: center;
    animation: fadeIn 0.3s ease-out;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(255, 255, 255, 0.05);
    border-top: 3px solid var(--primary);
    border-radius: 50%;
    animation: spin 0.8s cubic-bezier(0.4, 0, 0.2, 1) infinite;
    margin-bottom: 20px;
    filter: drop-shadow(0 0 10px var(--primary-glow));
}

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

/* Lookup Cards Dashboard Grid */
.lookup-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
    margin-top: 24px;
}

.lookup-card {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 240px;
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.lookup-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--border-hover);
}

.lookup-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
}

.lookup-card-header h3 {
    font-size: 18px;
    font-weight: 700;
}

.lookup-card-meta {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.5;
}

.lookup-card-meta strong {
    color: var(--text-main);
}

.lookup-card-actions {
    margin-top: auto;
    border-top: 1px solid var(--border-color);
    padding-top: 16px;
}

/* File selector input styling inside lookups */
.lookup-file-container {
    display: flex;
    align-items: center;
    gap: 10px;
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px dashed var(--border-color);
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    position: relative;
    cursor: pointer;
    transition: var(--transition);
    overflow: hidden;
}

.lookup-file-container:hover {
    background-color: rgba(255, 255, 255, 0.06);
    border-color: var(--primary);
}

.lookup-file-container input[type="file"] {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.lookup-file-label {
    font-size: 12px;
    color: var(--text-muted);
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
    flex: 1;
}

.lookup-file-icon {
    width: 16px;
    height: 16px;
    stroke: var(--text-muted);
    fill: none;
}

.lookup-file-container:hover .lookup-file-icon {
    stroke: var(--primary);
}

/* Download Results UI */
.download-action-card {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.08) 0%, rgba(52, 211, 153, 0.02) 100%);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: var(--radius-md);
    padding: 24px;
    margin-bottom: 28px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    text-align: center;
    animation: slideIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@media (min-width: 576px) {
    .download-action-card {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

@keyframes slideIn {
    from { opacity: 0; transform: translateY(-12px); }
    to { opacity: 1; transform: translateY(0); }
}

.download-info {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-direction: column;
    text-align: center;
}

@media (min-width: 576px) {
    .download-info {
        flex-direction: row;
        text-align: left;
    }
}

.download-icon-svg {
    width: 48px;
    height: 48px;
    stroke: var(--primary);
    fill: none;
    filter: drop-shadow(0 0 10px var(--primary-glow));
    animation: pulse 2s infinite alternate;
}

@keyframes pulse {
    0% { transform: scale(1); filter: drop-shadow(0 0 5px var(--primary-glow)); }
    100% { transform: scale(1.05); filter: drop-shadow(0 0 15px rgba(16, 185, 129, 0.3)); }
}

.download-text h4 {
    color: var(--text-main);
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 4px;
}

.download-text p {
    color: var(--text-muted);
    font-size: 13px;
}

.btn-download {
    background-color: var(--primary);
    color: white;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
    transition: var(--transition);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-download:hover {
    background-color: var(--primary-hover);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.45);
    transform: translateY(-1px);
}

.btn-download svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    fill: none;
}

/* Footer Section */
.app-footer {
    text-align: center;
    padding: 28px;
    border-top: 1px solid var(--border-color);
    background-color: rgba(11, 17, 30, 0.4);
    color: var(--text-muted);
    font-size: 13px;
    margin-top: auto;
}