/* Root Variables */
:root {
    --primary-black: #000000;
    --primary-white: #ffffff;
    --light-gray: #f5f5f5;
    --medium-gray: #e0e0e0;
    --dark-gray: #333333;
    --border-gray: #cccccc;
    --shadow-light: rgba(0, 0, 0, 0.05);
    --shadow-medium: rgba(0, 0, 0, 0.1);
    --shadow-heavy: rgba(0, 0, 0, 0.15);
    --success-green: #4caf50;
    --warning-red: #f44336;
    --sidebar-width: 260px;
    --mobile-header-height: 56px;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--primary-white);
    color: var(--primary-black);
    line-height: 1.6;
}

/* Mobile Header */
.mobile-header {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--mobile-header-height);
    background-color: var(--primary-white);
    border-bottom: 1px solid var(--border-gray);
    padding: 0 16px;
    align-items: center;
    z-index: 1000;
    box-shadow: 0 2px 4px var(--shadow-light);
}

.mobile-title {
    font-size: 18px;
    font-weight: 600;
    margin-left: 16px;
}

.menu-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.menu-toggle:hover {
    background-color: var(--light-gray);
}

.menu-toggle .material-icons {
    font-size: 28px;
    color: var(--primary-black);
}

/* Sidebar */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: var(--sidebar-width);
    background-color: var(--primary-white);
    border-right: 1px solid var(--border-gray);
    display: flex;
    flex-direction: column;
    z-index: 999;
    transition: transform 0.3s ease;
}

.sidebar-header {
    padding: 24px;
    border-bottom: 1px solid var(--medium-gray);
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidebar-header .logo-icon {
    font-size: 32px;
}

.sidebar-header h2 {
    font-size: 18px;
    font-weight: 600;
}

.nav-menu {
    list-style: none;
    flex: 1;
    padding: 16px 0;
}

.nav-item {
    margin: 4px 12px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    text-decoration: none;
    color: var(--dark-gray);
    border-radius: 8px;
    transition: all 0.2s;
}

.nav-link:hover {
    background-color: var(--light-gray);
    color: var(--primary-black);
}

.nav-link.active {
    background-color: var(--primary-black);
    color: var(--primary-white);
}

.nav-link .material-icons {
    font-size: 20px;
}

.nav-text {
    font-size: 14px;
    font-weight: 500;
}

.sidebar-footer {
    padding: 24px;
    border-top: 1px solid var(--medium-gray);
    font-size: 12px;
    color: var(--dark-gray);
}

.deadline-warning {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
    padding: 8px;
    background-color: var(--light-gray);
    border-radius: 4px;
    font-weight: 600;
}

.deadline-warning .material-icons {
    font-size: 16px;
}

/* Main Content */
.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    background-color: var(--light-gray);
    padding: 24px;
}

/* View Sections */
.view-section {
    display: none;
}

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

.view-header {
    margin-bottom: 32px;
}

.view-header h1 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 8px;
}

.subtitle {
    font-size: 16px;
    color: var(--dark-gray);
    font-weight: 400;
}

/* Cards */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

.card {
    background-color: var(--primary-white);
    border: 1px solid var(--border-gray);
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 2px 8px var(--shadow-light);
    transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow-medium);
}

.urgent-card {
    border: 2px solid var(--warning-red);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.card-header .material-icons {
    font-size: 24px;
}

.urgent-card .card-header .material-icons {
    color: var(--warning-red);
}

.card-header h3 {
    font-size: 18px;
    font-weight: 600;
}

.card-body {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.amount-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid var(--light-gray);
}

.amount-row:last-child {
    border-bottom: none;
}

.amount {
    font-weight: 600;
    font-size: 16px;
}

.amount.positive {
    color: var(--success-green);
}

.total-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    margin-top: 8px;
    border-top: 2px solid var(--primary-black);
    font-weight: 700;
}

.total-amount {
    font-size: 20px;
}

.total-row.large .total-amount {
    font-size: 28px;
}

/* Quarter Select */
.quarter-select {
    padding: 10px 16px;
    font-size: 14px;
    border: 1px solid var(--border-gray);
    border-radius: 8px;
    background-color: var(--primary-white);
    cursor: pointer;
    font-family: inherit;
}

/* Tables */
.forms-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 16px;
}

.forms-table th,
.forms-table td {
    text-align: left;
    padding: 12px;
    border-bottom: 1px solid var(--medium-gray);
}

.forms-table th {
    background-color: var(--light-gray);
    font-weight: 600;
    font-size: 14px;
}

.forms-table td {
    font-size: 14px;
}

/* Account Items */
.accounts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 24px;
}

.account-item {
    padding: 16px;
    background-color: var(--light-gray);
    border-radius: 8px;
    margin-bottom: 16px;
}

.account-item:last-child {
    margin-bottom: 0;
}

.account-item h4 {
    margin-bottom: 8px;
    font-size: 16px;
}

.account-item p {
    color: var(--dark-gray);
    font-size: 14px;
    margin: 4px 0;
}

.account-item ul {
    margin-left: 20px;
    margin-top: 8px;
}

.account-item li {
    font-size: 14px;
    margin: 4px 0;
}

/* Button Links */
.btn-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 12px;
    padding: 8px 16px;
    background-color: var(--primary-black);
    color: var(--primary-white);
    text-decoration: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    transition: opacity 0.2s;
}

.btn-link:hover {
    opacity: 0.85;
}

.btn-link .material-icons {
    font-size: 18px;
}

/* Quarterly Content */
.quarterly-content {
    display: grid;
    gap: 24px;
}

.quarter-card {
    background-color: var(--primary-white);
    border: 1px solid var(--border-gray);
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 2px 8px var(--shadow-light);
}

.quarter-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--primary-black);
}

.quarter-title {
    font-size: 20px;
    font-weight: 700;
}

.quarter-wages {
    font-size: 16px;
    color: var(--dark-gray);
}

.tax-breakdown {
    display: grid;
    gap: 12px;
}

.tax-item {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--light-gray);
}

.tax-label {
    display: flex;
    align-items: center;
    gap: 8px;
}

.tax-label .material-icons {
    font-size: 16px;
    color: var(--dark-gray);
}

/* Payroll Breakdown */
.payroll-breakdown {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.payroll-card {
    background-color: var(--primary-white);
    border: 1px solid var(--border-gray);
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 2px 8px var(--shadow-light);
}

.payroll-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.payroll-details {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.payroll-item {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    font-size: 14px;
}

.payroll-item.subtotal {
    font-weight: 600;
    padding-top: 8px;
    border-top: 1px solid var(--medium-gray);
}

/* Compliance Grid */
.compliance-grid {
    display: grid;
    gap: 24px;
}

/* Forms */
.transaction-form,
.estimator-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.form-group label {
    font-size: 14px;
    font-weight: 500;
    color: var(--dark-gray);
}

.form-group input,
.form-group select {
    padding: 10px;
    border: 1px solid var(--border-gray);
    border-radius: 6px;
    font-size: 14px;
    font-family: inherit;
    background-color: var(--primary-white);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-black);
}

/* Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background-color: var(--primary-black);
    color: var(--primary-white);
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.2s;
}

.btn-primary:hover {
    opacity: 0.85;
}

.delete-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    color: var(--warning-red);
    transition: opacity 0.2s;
}

.delete-btn:hover {
    opacity: 0.7;
}

/* Transaction Lists */
.list-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.filter-controls {
    display: flex;
    gap: 12px;
}

.filter-controls select,
.filter-controls input {
    padding: 8px;
    border: 1px solid var(--border-gray);
    border-radius: 6px;
    font-size: 14px;
}

.transaction-list {
    max-height: 500px;
    overflow-y: auto;
}

.list-summary {
    display: flex;
    justify-content: space-between;
    padding: 12px;
    background-color: var(--light-gray);
    border-radius: 8px;
    margin-bottom: 16px;
}

.transaction-items {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.transaction-item {
    display: flex;
    align-items: center;
    padding: 12px;
    background-color: var(--primary-white);
    border: 1px solid var(--medium-gray);
    border-radius: 8px;
    transition: background-color 0.2s;
}

.transaction-item:hover {
    background-color: var(--light-gray);
}

.transaction-info {
    flex: 1;
}

.transaction-date {
    font-size: 14px;
    color: var(--dark-gray);
}

.transaction-category {
    font-weight: 600;
    font-size: 14px;
}

.transaction-description {
    font-size: 12px;
    color: var(--dark-gray);
    margin-top: 4px;
}

.transaction-amount {
    font-size: 16px;
    font-weight: 600;
    margin-right: 12px;
}

.transaction-amount.positive {
    color: var(--success-green);
}

.transaction-amount.negative {
    color: var(--warning-red);
}

/* Summary Styles */
.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 24px;
}

.summary-content {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.summary-item {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--light-gray);
}

.summary-item.total {
    font-weight: 700;
    font-size: 16px;
    border-top: 2px solid var(--primary-black);
    border-bottom: none;
    padding-top: 12px;
}

.summary-quarter {
    padding: 16px;
    background-color: var(--light-gray);
    border-radius: 8px;
    margin-bottom: 12px;
}

.summary-quarter h4 {
    margin-bottom: 12px;
}

.category-sections {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.category-section h4 {
    margin-bottom: 12px;
}

.category-item {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    font-size: 14px;
    border-bottom: 1px solid var(--light-gray);
}

/* Tax Estimator */
.estimator-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 24px;
}

.tax-estimate-results {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.tax-section {
    padding: 16px;
    background-color: var(--light-gray);
    border-radius: 8px;
}

.tax-section h5 {
    margin-bottom: 12px;
    font-size: 16px;
}

.tax-item {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    font-size: 14px;
}

.tax-total {
    padding: 20px;
    background-color: var(--primary-black);
    color: var(--primary-white);
    border-radius: 8px;
    text-align: center;
}

.tax-total h4 {
    margin-bottom: 12px;
}

.tax-total .amount {
    font-size: 28px;
    font-weight: 700;
}

.tax-total small {
    display: block;
    margin-top: 8px;
    opacity: 0.8;
}

.disclaimer-card {
    background-color: var(--light-gray);
    border: 2px solid var(--primary-black);
}

.disclaimer-card p {
    font-size: 14px;
    line-height: 1.6;
}

/* Empty States */
.empty-state {
    text-align: center;
    padding: 40px;
    color: var(--dark-gray);
    font-style: italic;
}

/* Notifications */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 12px 20px;
    background-color: var(--primary-black);
    color: var(--primary-white);
    border-radius: 8px;
    box-shadow: 0 4px 12px var(--shadow-medium);
    z-index: 10000;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
    }
    to {
        transform: translateX(0);
    }
}

/* Landing Page Styles */
.landing-content {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.welcome-card {
    padding: 32px;
}

.welcome-card h2 {
    margin-bottom: 20px;
    font-size: 28px;
}

.welcome-card p {
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 16px;
}

.feature-card .card-body p {
    font-size: 14px;
    line-height: 1.6;
}

.getting-started {
    padding: 32px;
}

.getting-started h3 {
    margin-bottom: 20px;
}

.getting-started ol {
    padding-left: 20px;
}

.getting-started li {
    margin-bottom: 12px;
    line-height: 1.6;
}

/* Waitlist Form */
.waitlist-content {
    max-width: 800px;
    margin: 0 auto;
}

.waitlist-form h4 {
    margin-top: 24px;
    margin-bottom: 16px;
    font-size: 18px;
}

.form-note {
    font-size: 14px;
    color: var(--dark-gray);
    margin-bottom: 16px;
    font-style: italic;
}

.success-message {
    text-align: center;
    padding: 48px;
}

.success-message h3 {
    margin: 16px 0;
}

/* Compliance Footer */
.compliance-footer {
    position: fixed;
    bottom: 0;
    left: var(--sidebar-width);
    right: 0;
    background-color: var(--light-gray);
    border-top: 1px solid var(--border-gray);
    padding: 12px 24px;
    z-index: 100;
}

.compliance-content {
    display: flex;
    align-items: center;
    gap: 12px;
    max-width: 1200px;
    margin: 0 auto;
}

.compliance-content .material-icons {
    color: var(--dark-gray);
    font-size: 20px;
}

.compliance-content p {
    font-size: 12px;
    color: var(--dark-gray);
    margin: 0;
}

/* Adjust main content for compliance footer */
.main-content {
    padding-bottom: 80px;
}

/* S-Corp Tax Empty State */
.empty-tax-state {
    text-align: center;
    padding: 60px 20px;
    background-color: var(--light-gray);
    border-radius: 12px;
}

.empty-tax-state .material-icons {
    font-size: 64px;
    color: var(--dark-gray);
    margin-bottom: 16px;
}

.empty-tax-state h3 {
    margin-bottom: 12px;
}

.empty-tax-state p {
    color: var(--dark-gray);
    margin-bottom: 20px;
}

.empty-tax-state .btn-primary {
    margin: 0 auto;
}

/* Mobile Styles */
@media (max-width: 768px) {
    .mobile-header {
        display: flex;
    }

    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.active {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
        margin-top: var(--mobile-header-height);
    }

    .cards-grid {
        grid-template-columns: 1fr;
    }

    .accounts-grid {
        grid-template-columns: 1fr;
    }

    .view-header h1 {
        font-size: 24px;
    }

    .quarter-select {
        width: 100%;
        margin-top: 12px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .filter-controls {
        flex-direction: column;
    }

    .summary-grid {
        grid-template-columns: 1fr;
    }

    .category-sections {
        grid-template-columns: 1fr;
    }

    .estimator-grid {
        grid-template-columns: 1fr;
    }

    .compliance-footer {
        left: 0;
        padding: 12px 16px;
    }

    .compliance-content {
        flex-direction: column;
        text-align: center;
    }
}

/* Print Styles */
@media print {
    .sidebar,
    .mobile-header,
    .btn-link,
    .btn-primary,
    .delete-btn {
        display: none;
    }

    .main-content {
        margin-left: 0;
    }

    .card {
        break-inside: avoid;
        box-shadow: none;
        border: 2px solid var(--primary-black);
    }
}

/* Privacy Modal Styles */
.privacy-modal-backdrop {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    z-index: 10000 !important;
}

/* Disable body scroll when modal is active */
body.modal-active {
    overflow: hidden !important;
    position: fixed !important;
    width: 100% !important;
}

/* Privacy Warning Notification */
.notification {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: #28A745;
    color: white;
    padding: 16px 24px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    animation: slideInRight 0.3s ease-out;
    z-index: 9999;
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
}

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

/* Privacy Top Banner Option */
.privacy-top-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(90deg, #DC3545, #C82333);
    color: white;
    padding: 12px;
    text-align: center;
    z-index: 9998;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-weight: 500;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.privacy-top-banner button {
    background: white;
    color: #DC3545;
    border: none;
    padding: 6px 16px;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 600;
    transition: transform 0.2s ease;
}

.privacy-top-banner button:hover {
    transform: scale(1.05);
}

/* Adjust layouts when banner is present */
body.has-privacy-banner .sidebar {
    top: 48px;
    height: calc(100vh - 48px);
}

body.has-privacy-banner .main-content {
    padding-top: 48px;
}

body.has-privacy-banner .mobile-header {
    top: 48px;
}

/* Mobile adjustments for privacy modal */
@media (max-width: 768px) {
    .privacy-modal {
        width: 95% !important;
        max-height: 90vh !important;
        padding: 24px !important;
    }

    .privacy-modal h2 {
        font-size: 24px !important;
    }

    .notification {
        right: 10px;
        left: 10px;
        bottom: 10px;
    }
}