/*
Account Ninja - Financial Account Growth Simulator with Real-time Dashboard
Copyright (C) 2026 Jefferson Richards <Jefferson@richards.plus>

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/

:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --success-color: #059669;
    --success-hover: #047857;
    --secondary-color: #6b7280;
    --secondary-hover: #4b5563;
    --danger-color: #dc2626;
    --danger-hover: #b91c1c;
    --background-color: #f8fafc;
    --card-background: #ffffff;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --border-color: #e5e7eb;
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 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);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--background-color);
    color: var(--text-primary);
    line-height: 1.6;
}

/* Navigation Links */
.nav-container {
    background: linear-gradient(135deg, #1e293b, #334155);
    padding: 0.75rem 0;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.nav-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1rem;
    flex-wrap: wrap;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #e2e8f0;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-weight: 500;
    font-size: 0.9rem;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    transform: translateY(-1px);
}

.nav-icon {
    font-size: 1rem;
}

.dashboard-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.dashboard-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: white;
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.dashboard-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.subtitle {
    font-size: 1.1rem;
    opacity: 0.9;
}

.dashboard-grid {
    flex: 1;
    display: grid;
    grid-template-columns: 350px 1fr;
    grid-template-rows: auto 1fr;
    gap: 1.5rem;
    padding: 1.5rem;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

.control-panel {
    grid-row: 1 / -1;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.visualization-panel {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: 1.5rem;
}

.chart-container:first-child {
    grid-column: 1 / -1;
}

.accounts-panel {
    grid-column: 2;
    grid-row: 2;
}

.card {
    background: var(--card-background);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.card h2, .card h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-weight: 600;
}

.card h2 {
    font-size: 1.25rem;
}

.card h3 {
    font-size: 1.1rem;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.form-input {
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 0.95rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

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

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

.btn-success {
    background-color: var(--success-color);
    color: white;
}

.btn-success:hover {
    background-color: var(--success-hover);
    transform: translateY(-1px);
}

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

.btn-secondary:hover {
    background-color: var(--secondary-hover);
    transform: translateY(-1px);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

.btn-danger {
    background-color: var(--danger-color);
    color: white;
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

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

.data-controls {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.file-input {
    padding: 0.5rem;
    border: 2px dashed var(--border-color);
    border-radius: 8px;
    background-color: #f9fafb;
}

.message {
    margin-top: 0.75rem;
    padding: 0.75rem;
    border-radius: 6px;
    font-size: 0.9rem;
}

.message.success {
    background-color: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.message.error {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}

.chart-card {
    height: 400px;
    display: flex;
    flex-direction: column;
}

.chart-card canvas {
    flex: 1;
    max-height: 350px;
}

.table-container {
    overflow-x: auto;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.table-instructions {
    background-color: #f0f9ff;
    border: 1px solid #bae6fd;
    border-radius: 6px;
    padding: 0.75rem;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    color: #0c4a6e;
}

.table-instructions strong {
    color: #075985;
}

.accounts-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.accounts-table th,
.accounts-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.accounts-table th {
    background-color: #f9fafb;
    font-weight: 600;
    color: var(--text-primary);
}

.accounts-table tr:hover {
    background-color: #f9fafb;
}

.accounts-table input {
    width: 80px;
    padding: 0.25rem 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.85rem;
}

.progress-bar {
    width: 100px;
    height: 8px;
    background-color: #e5e7eb;
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--success-color), var(--primary-color));
    transition: width 0.3s ease;
}

.dashboard-footer {
    background-color: var(--card-background);
    border-top: 1px solid var(--border-color);
    padding: 1rem;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

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

.dashboard-footer a:hover {
    text-decoration: underline;
}

/* Drag and Drop Styles */
.accounts-table tr.dragging {
    opacity: 0.5;
    background-color: #f3f4f6;
}

.accounts-table tr.drag-over {
    border-top: 3px solid var(--primary-color);
}

/* Responsive Design */
@media (max-width: 1200px) {
    .dashboard-grid {
        grid-template-columns: 300px 1fr;
    }
}

/* Capital Framework Section */
.capital-framework-section {
    grid-column: 1 / -1;
    margin-top: 2rem;
}

.framework-description {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.framework-image-container {
    text-align: center;
}

.framework-image {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.image-caption {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-style: italic;
    margin-top: 1rem;
    line-height: 1.5;
}

@media (max-width: 1200px) {
    .dashboard-grid {
        grid-template-columns: 300px 1fr;
    }
}

@media (max-width: 968px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto auto;
    }
    
    .control-panel {
        grid-row: 1;
    }
    
    .visualization-panel {
        grid-row: 2;
        grid-template-columns: 1fr;
    }
    
    .accounts-panel {
        grid-row: 3;
        grid-column: 1;
    }
    
    .chart-container:first-child {
        grid-column: 1;
    }
}

@media (max-width: 640px) {
    .dashboard-header {
        padding: 1.5rem;
    }
    
    .dashboard-header h1 {
        font-size: 2rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .dashboard-grid {
        padding: 1rem;
        gap: 1rem;
    }
    
    .card {
        padding: 1rem;
    }
    
    .visualization-panel {
        gap: 1rem;
    }
    
    .chart-card {
        height: 300px;
    }
    
    .chart-card canvas {
        max-height: 250px;
    }
    
    .table-container {
        font-size: 0.8rem;
    }
    
    .accounts-table th,
    .accounts-table td {
        padding: 0.5rem 0.25rem;
    }
    
    .accounts-table input {
        width: 60px;
        font-size: 0.8rem;
    }
    
    .btn {
        padding: 0.6rem 1rem;
        font-size: 0.9rem;
    }
    
    .form-input {
        padding: 0.6rem;
        font-size: 0.9rem;
    }
    
    .progress-bar {
        width: 80px;
    }
}

@media (max-width: 480px) {
    .dashboard-header h1 {
        font-size: 1.8rem;
    }
    
    .subtitle {
        font-size: 0.95rem;
    }
    
    .dashboard-grid {
        padding: 0.75rem;
    }
    
    .card {
        padding: 0.75rem;
    }
    
    .chart-card {
        height: 250px;
    }
    
    .chart-card canvas {
        max-height: 200px;
    }
    
    .table-container {
        font-size: 0.75rem;
    }
    
    .accounts-table th,
    .accounts-table td {
        padding: 0.4rem 0.2rem;
    }
    
    .accounts-table input {
        width: 50px;
        padding: 0.2rem 0.3rem;
        font-size: 0.75rem;
    }
    
    .btn {
        padding: 0.5rem 0.8rem;
        font-size: 0.85rem;
    }
    
    .btn-danger {
        padding: 0.4rem 0.6rem;
        font-size: 0.75rem;
    }
    
    .form-input {
        padding: 0.5rem;
        font-size: 0.85rem;
    }
    
    .progress-bar {
        width: 60px;
        height: 6px;
    }
    
    .input-group {
        gap: 0.5rem;
    }
    
    .data-controls {
        gap: 0.5rem;
    }
}

/* Enhanced Mobile Responsiveness */
@media (max-width: 768px) {
    .nav-links {
        gap: 0.75rem;
        padding: 0 0.75rem;
    }
    
    .nav-link {
        font-size: 0.8rem;
        padding: 0.35rem 0.6rem;
    }
    
    .nav-icon {
        font-size: 0.9rem;
    }
    
    .table-container {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        width: 100%;
        scrollbar-width: thin;
    }
    
    .accounts-table {
        min-width: 600px;
    }
}

@media (max-width: 640px) {
    .nav-container {
        padding: 0.5rem 0;
    }
    
    .nav-links {
        gap: 0.5rem;
        padding: 0 0.5rem;
    }
    
    .nav-link {
        font-size: 0.75rem;
        padding: 0.3rem 0.5rem;
        gap: 0.3rem;
    }
    
    .nav-icon {
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .nav-links {
        gap: 0.25rem;
        padding: 0 0.25rem;
        justify-content: space-around;
    }
    
    .nav-link {
        font-size: 0.7rem;
        padding: 0.25rem 0.4rem;
        gap: 0.25rem;
        flex: 1;
        justify-content: center;
        max-width: 80px;
    }
    
    .nav-icon {
        font-size: 0.75rem;
    }
    
    .accounts-table {
        min-width: 500px;
    }
}

/* Landscape orientation optimizations */
@media (max-width: 896px) and (orientation: landscape) {
    .dashboard-header {
        padding: 1rem 2rem;
    }
    
    .dashboard-header h1 {
        font-size: 1.8rem;
    }
    
    .subtitle {
        font-size: 0.9rem;
    }
    
    .dashboard-grid {
        grid-template-columns: 280px 1fr;
        grid-template-rows: auto;
        gap: 1rem;
        padding: 1rem;
    }
    
    .control-panel {
        grid-row: 1;
        grid-column: 1;
    }
    
    .visualization-panel {
        grid-row: 1;
        grid-column: 2;
        grid-template-columns: 1fr 1fr;
        grid-template-rows: auto auto;
    }
    
    .chart-container:first-child {
        grid-column: 1 / -1;
    }
    
    .accounts-panel {
        grid-row: 2;
        grid-column: 1 / -1;
    }
    
    .chart-card {
        height: 280px;
    }
    
    .chart-card canvas {
        max-height: 230px;
    }
    
    .nav-links {
        gap: 1rem;
    }
    
    .nav-link {
        font-size: 0.8rem;
        padding: 0.3rem 0.6rem;
    }
}

@media (max-width: 667px) and (orientation: landscape) {
    .dashboard-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto auto;
    }
    
    .control-panel {
        grid-row: 1;
        grid-column: 1;
    }
    
    .visualization-panel {
        grid-row: 2;
        grid-column: 1;
        grid-template-columns: 1fr 1fr;
    }
    
    .accounts-panel {
        grid-row: 3;
        grid-column: 1;
    }
    
    .chart-card {
        height: 220px;
    }
    
    .chart-card canvas {
        max-height: 170px;
    }
    
    .nav-links {
        gap: 0.5rem;
    }
    
    .nav-link {
        font-size: 0.75rem;
        padding: 0.25rem 0.5rem;
    }
}

/* Ultra-wide mobile landscape */
@media (max-width: 480px) and (orientation: landscape) {
    .nav-container {
        padding: 0.25rem 0;
    }
    
    .nav-links {
        gap: 0.25rem;
        padding: 0 0.25rem;
    }
    
    .nav-link {
        font-size: 0.65rem;
        padding: 0.2rem 0.3rem;
        gap: 0.2rem;
    }
    
    .nav-icon {
        font-size: 0.7rem;
    }
    
    .dashboard-header {
        padding: 0.75rem 1rem;
    }
    
    .dashboard-header h1 {
        font-size: 1.5rem;
    }
    
    .subtitle {
        font-size: 0.85rem;
    }
    
    .dashboard-grid {
        padding: 0.5rem;
        gap: 0.75rem;
    }
    
    .card {
        padding: 0.5rem;
    }
    
    .chart-card {
        height: 180px;
    }
    
    .chart-card canvas {
        max-height: 130px;
    }
    
    .form-input {
        padding: 0.4rem;
        font-size: 0.8rem;
    }
    
    .btn {
        padding: 0.4rem 0.6rem;
        font-size: 0.8rem;
    }
}

/* Fix for very small screens */
@media (max-width: 320px) {
    .nav-links {
        flex-direction: column;
        gap: 0.25rem;
    }
    
    .nav-link {
        width: 100%;
        justify-content: center;
        max-width: none;
    }
    
    .dashboard-grid {
        padding: 0.5rem;
    }
    
    .accounts-table {
        min-width: 500px;
    }
}
/* Pro Tip Styling */
.pro-tip {
    background: linear-gradient(135deg, #fef3c7, #fde68a);
    border: 1px solid #f59e0b;
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 2px 4px rgba(245, 158, 11, 0.1);
}

.pro-tip-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    color: #92400e;
    font-size: 0.95rem;
}

.pro-tip-icon {
    font-size: 1.1rem;
}

.pro-tip-text {
    color: #78350f;
    font-size: 0.9rem;
    line-height: 1.5;
    margin: 0;
}

.pro-tip-text em {
    font-style: italic;
    color: #a16207;
    font-weight: 500;
}

.pro-tip-text strong {
    color: #92400e;
    font-weight: 600;
}

/* Mobile responsiveness for pro tip */
@media (max-width: 640px) {
    .pro-tip {
        padding: 0.75rem;
        margin-bottom: 1rem;
    }
    
    .pro-tip-header {
        font-size: 0.9rem;
    }
    
    .pro-tip-text {
        font-size: 0.85rem;
    }
    
    .pro-tip-icon {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .pro-tip {
        padding: 0.6rem;
    }
    
    .pro-tip-header {
        font-size: 0.85rem;
        gap: 0.4rem;
    }
    
    .pro-tip-text {
        font-size: 0.8rem;
    }
    
    .pro-tip-icon {
        font-size: 0.9rem;
    }
}