/**
 * Debt Tracker Pro - Public Styles
 * Modern, clean, and fully responsive
 */

/* CSS Variables */
:root {
    --dtp-primary: #6366f1;
    --dtp-primary-light: #6366f120;
    --dtp-primary-dark: #4f46e5;
    --dtp-secondary: #8b5cf6;
    --dtp-success: #10b981;
    --dtp-success-light: #10b98120;
    --dtp-warning: #f59e0b;
    --dtp-warning-light: #f59e0b20;
    --dtp-danger: #ef4444;
    --dtp-danger-light: #ef444420;
    --dtp-info: #3b82f6;
    --dtp-info-light: #3b82f620;

    --dtp-gray-50: #f9fafb;
    --dtp-gray-100: #f3f4f6;
    --dtp-gray-200: #e5e7eb;
    --dtp-gray-300: #d1d5db;
    --dtp-gray-400: #9ca3af;
    --dtp-gray-500: #6b7280;
    --dtp-gray-600: #4b5563;
    --dtp-gray-700: #374151;
    --dtp-gray-800: #1f2937;
    --dtp-gray-900: #111827;

    --dtp-white: #ffffff;
    --dtp-black: #000000;

    --dtp-font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --dtp-font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

    --dtp-shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --dtp-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --dtp-shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --dtp-shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --dtp-shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

    --dtp-radius-sm: 6px;
    --dtp-radius: 8px;
    --dtp-radius-md: 12px;
    --dtp-radius-lg: 16px;
    --dtp-radius-xl: 24px;
    --dtp-radius-full: 9999px;

    --dtp-transition: all 0.2s ease;
}

/* Base Reset */
.dtp-wrapper,
.dtp-wrapper * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

.dtp-wrapper {
    font-family: var(--dtp-font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--dtp-gray-800);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Login Required */
.dtp-login-required {
    text-align: center;
    padding: 60px 20px;
    background: var(--dtp-gray-50);
    border-radius: var(--dtp-radius-lg);
    border: 2px dashed var(--dtp-gray-200);
}

.dtp-login-required p {
    font-size: 18px;
    color: var(--dtp-gray-600);
    margin-bottom: 20px;
}

/* Buttons */
.dtp-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 15px;
    font-weight: 600;
    line-height: 1;
    text-decoration: none;
    border: none;
    border-radius: var(--dtp-radius);
    cursor: pointer;
    transition: var(--dtp-transition);
    white-space: nowrap;
}

.dtp-btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px var(--dtp-primary-light);
}

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

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

.dtp-btn-secondary {
    background: var(--dtp-gray-100);
    color: var(--dtp-gray-700);
}

.dtp-btn-secondary:hover {
    background: var(--dtp-gray-200);
}

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

.dtp-btn-success:hover {
    background: #059669;
}

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

.dtp-btn-danger:hover {
    background: #dc2626;
}

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

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

.dtp-btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}

.dtp-btn-lg {
    padding: 16px 32px;
    font-size: 17px;
}

.dtp-btn-block {
    display: flex;
    width: 100%;
}

.dtp-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Cards */
.dtp-card {
    background: var(--dtp-white);
    border-radius: var(--dtp-radius-md);
    box-shadow: var(--dtp-shadow);
    border: 1px solid var(--dtp-gray-100);
    overflow: hidden;
}

.dtp-card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--dtp-gray-100);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.dtp-card-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--dtp-gray-900);
    margin: 0;
}

.dtp-card-body {
    padding: 24px;
}

.dtp-card-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--dtp-gray-100);
    background: var(--dtp-gray-50);
}

/* Summary Cards */
.dtp-summary-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.dtp-summary-card {
    background: var(--dtp-white);
    border-radius: var(--dtp-radius-md);
    padding: 24px;
    box-shadow: var(--dtp-shadow);
    border: 1px solid var(--dtp-gray-100);
    position: relative;
    overflow: hidden;
}

.dtp-summary-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--dtp-primary);
}

.dtp-summary-card.dtp-summary-success::before {
    background: var(--dtp-success);
}

.dtp-summary-card.dtp-summary-warning::before {
    background: var(--dtp-warning);
}

.dtp-summary-card.dtp-summary-danger::before {
    background: var(--dtp-danger);
}

.dtp-summary-card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--dtp-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    background: var(--dtp-primary-light);
    color: var(--dtp-primary);
}

.dtp-summary-card.dtp-summary-success .dtp-summary-card-icon {
    background: var(--dtp-success-light);
    color: var(--dtp-success);
}

.dtp-summary-card.dtp-summary-warning .dtp-summary-card-icon {
    background: var(--dtp-warning-light);
    color: var(--dtp-warning);
}

.dtp-summary-card.dtp-summary-danger .dtp-summary-card-icon {
    background: var(--dtp-danger-light);
    color: var(--dtp-danger);
}

.dtp-summary-card-value {
    font-size: 32px;
    font-weight: 800;
    color: var(--dtp-gray-900);
    line-height: 1.2;
    margin-bottom: 4px;
}

.dtp-summary-card-label {
    font-size: 14px;
    color: var(--dtp-gray-500);
    font-weight: 500;
}

/* Debt List */
.dtp-debt-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.dtp-debt-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 16px 20px;
    background: var(--dtp-white);
    border-radius: var(--dtp-radius);
    border: 1px solid var(--dtp-gray-100);
    transition: var(--dtp-transition);
}

.dtp-debt-item:hover {
    border-color: var(--dtp-primary);
    box-shadow: var(--dtp-shadow-md);
}

.dtp-debt-item-left {
    display: flex;
    align-items: center;
    gap: 16px;
    flex: 1;
    min-width: 0;
}

.dtp-debt-avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--dtp-radius-full);
    object-fit: cover;
    flex-shrink: 0;
}

.dtp-debt-info {
    min-width: 0;
}

.dtp-debt-person {
    font-size: 16px;
    font-weight: 600;
    color: var(--dtp-gray-900);
    margin-bottom: 2px;
}

.dtp-debt-description {
    font-size: 14px;
    color: var(--dtp-gray-500);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.dtp-debt-item-right {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-shrink: 0;
}

.dtp-debt-amount {
    text-align: right;
}

.dtp-debt-amount-value {
    font-size: 18px;
    font-weight: 700;
    color: var(--dtp-gray-900);
}

.dtp-debt-item-actions {
    display: flex;
    gap: 8px;
}

/* Status Badges */
.dtp-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 12px;
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--dtp-radius-full);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.dtp-badge-primary {
    background: var(--dtp-primary-light);
    color: var(--dtp-primary);
}

.dtp-badge-success {
    background: var(--dtp-success-light);
    color: var(--dtp-success);
}

.dtp-badge-warning {
    background: var(--dtp-warning-light);
    color: var(--dtp-warning);
}

.dtp-badge-danger {
    background: var(--dtp-danger-light);
    color: var(--dtp-danger);
}

.dtp-badge-info {
    background: var(--dtp-info-light);
    color: var(--dtp-info);
}

.dtp-badge-paid {
    background: var(--dtp-success-light);
    color: var(--dtp-success);
}

.dtp-badge-overdue {
    background: var(--dtp-danger-light);
    color: var(--dtp-danger);
}

.dtp-badge-due-soon {
    background: var(--dtp-warning-light);
    color: var(--dtp-warning);
}

.dtp-badge-active {
    background: var(--dtp-info-light);
    color: var(--dtp-info);
}

/* Forms */
.dtp-form {
    max-width: 600px;
}

.dtp-form-group {
    margin-bottom: 20px;
}

.dtp-form-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--dtp-gray-700);
    margin-bottom: 8px;
}

.dtp-form-label .required {
    color: var(--dtp-danger);
}

.dtp-form-input,
.dtp-form-select,
.dtp-form-textarea {
    width: 100%;
    padding: 12px 16px;
    font-size: 15px;
    font-family: inherit;
    color: var(--dtp-gray-800);
    background: var(--dtp-white);
    border: 2px solid var(--dtp-gray-200);
    border-radius: var(--dtp-radius);
    transition: var(--dtp-transition);
}

.dtp-form-input:focus,
.dtp-form-select:focus,
.dtp-form-textarea:focus {
    outline: none;
    border-color: var(--dtp-primary);
    box-shadow: 0 0 0 3px var(--dtp-primary-light);
}

.dtp-form-input::placeholder,
.dtp-form-textarea::placeholder {
    color: var(--dtp-gray-400);
}

.dtp-form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px;
    padding-right: 44px;
}

.dtp-form-textarea {
    min-height: 100px;
    resize: vertical;
}

.dtp-form-hint {
    font-size: 13px;
    color: var(--dtp-gray-500);
    margin-top: 6px;
}

.dtp-form-error {
    font-size: 13px;
    color: var(--dtp-danger);
    margin-top: 6px;
}

.dtp-form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.dtp-form-actions {
    display: flex;
    gap: 12px;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--dtp-gray-100);
}

/* Grid Layout */
.dtp-grid {
    display: grid;
    gap: 24px;
}

.dtp-grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.dtp-grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.dtp-grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 768px) {
    .dtp-grid-2,
    .dtp-grid-3,
    .dtp-grid-4 {
        grid-template-columns: 1fr;
    }
}

/* Trust Score */
.dtp-trust-score {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 24px;
}

.dtp-trust-score-circle {
    width: 120px;
    height: 120px;
    border-radius: var(--dtp-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 12px;
    position: relative;
}

.dtp-trust-score-circle::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: var(--dtp-radius-full);
    border: 4px solid currentColor;
    opacity: 0.2;
}

.dtp-trust-score-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--dtp-gray-500);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.dtp-trust-excellent { color: var(--dtp-success); background: var(--dtp-success-light); }
.dtp-trust-good { color: var(--dtp-info); background: var(--dtp-info-light); }
.dtp-trust-moderate { color: var(--dtp-warning); background: var(--dtp-warning-light); }
.dtp-trust-poor { color: #f97316; background: #f9731620; }
.dtp-trust-very-poor { color: var(--dtp-danger); background: var(--dtp-danger-light); }

/* Payment Pattern */
.dtp-payment-pattern {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}

.dtp-payment-dot {
    width: 24px;
    height: 24px;
    border-radius: var(--dtp-radius-sm);
}

.dtp-payment-dot.on_time,
.dtp-payment-dot.paid {
    background: var(--dtp-success);
}

.dtp-payment-dot.late {
    background: var(--dtp-warning);
}

.dtp-payment-dot.overdue {
    background: var(--dtp-danger);
}

.dtp-payment-dot.pending {
    background: var(--dtp-gray-200);
}

/* People List */
.dtp-people-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.dtp-person-card {
    background: var(--dtp-white);
    border-radius: var(--dtp-radius-md);
    padding: 24px;
    border: 1px solid var(--dtp-gray-100);
    text-align: center;
    transition: var(--dtp-transition);
}

.dtp-person-card:hover {
    box-shadow: var(--dtp-shadow-lg);
    border-color: var(--dtp-primary);
}

.dtp-person-avatar {
    width: 80px;
    height: 80px;
    border-radius: var(--dtp-radius-full);
    margin: 0 auto 16px;
    object-fit: cover;
}

.dtp-person-name {
    font-size: 18px;
    font-weight: 700;
    color: var(--dtp-gray-900);
    margin-bottom: 4px;
}

.dtp-person-contact {
    font-size: 14px;
    color: var(--dtp-gray-500);
    margin-bottom: 16px;
}

.dtp-person-stats {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 16px;
}

.dtp-person-stat {
    text-align: center;
}

.dtp-person-stat-value {
    font-size: 20px;
    font-weight: 700;
    color: var(--dtp-gray-900);
}

.dtp-person-stat-label {
    font-size: 12px;
    color: var(--dtp-gray-500);
    text-transform: uppercase;
}

/* Group Settlement */
.dtp-settlement {
    background: var(--dtp-gray-50);
    border-radius: var(--dtp-radius-md);
    padding: 24px;
    margin-top: 20px;
}

.dtp-settlement-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
}

.dtp-settlement-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--dtp-white);
    border-radius: var(--dtp-radius);
    margin-bottom: 10px;
}

.dtp-settlement-arrow {
    color: var(--dtp-gray-400);
    font-size: 20px;
}

.dtp-settlement-amount {
    font-weight: 700;
    color: var(--dtp-primary);
}

/* Analytics Charts */
.dtp-chart-container {
    position: relative;
    height: 300px;
    margin-top: 20px;
}

/* Insights */
.dtp-insights {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.dtp-insight {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px;
    border-radius: var(--dtp-radius);
    border-left: 4px solid;
}

.dtp-insight-info {
    background: var(--dtp-info-light);
    border-color: var(--dtp-info);
}

.dtp-insight-success {
    background: var(--dtp-success-light);
    border-color: var(--dtp-success);
}

.dtp-insight-warning {
    background: var(--dtp-warning-light);
    border-color: var(--dtp-warning);
}

.dtp-insight-danger {
    background: var(--dtp-danger-light);
    border-color: var(--dtp-danger);
}

.dtp-insight p {
    margin: 0;
    font-size: 14px;
    color: var(--dtp-gray-700);
}

/* Empty State */
.dtp-empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--dtp-gray-500);
}

.dtp-empty-state-icon {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.dtp-empty-state-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--dtp-gray-700);
    margin-bottom: 8px;
}

.dtp-empty-state-text {
    margin-bottom: 20px;
}

/* Modal */
.dtp-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    z-index: 99999;
    opacity: 0;
    visibility: hidden;
    transition: var(--dtp-transition);
}

.dtp-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.dtp-modal {
    background: var(--dtp-white);
    border-radius: var(--dtp-radius-lg);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow: auto;
    transform: translateY(20px);
    transition: var(--dtp-transition);
}

.dtp-modal-overlay.active .dtp-modal {
    transform: translateY(0);
}

.dtp-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--dtp-gray-100);
}

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

.dtp-modal-close {
    width: 36px;
    height: 36px;
    border-radius: var(--dtp-radius-full);
    border: none;
    background: var(--dtp-gray-100);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--dtp-transition);
}

.dtp-modal-close:hover {
    background: var(--dtp-gray-200);
}

.dtp-modal-body {
    padding: 24px;
}

.dtp-modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--dtp-gray-100);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* Toast Notifications */
.dtp-toast-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 999999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.dtp-toast {
    background: var(--dtp-gray-900);
    color: var(--dtp-white);
    padding: 16px 20px;
    border-radius: var(--dtp-radius);
    box-shadow: var(--dtp-shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 300px;
    animation: dtp-toast-in 0.3s ease;
}

.dtp-toast.dtp-toast-success {
    background: var(--dtp-success);
}

.dtp-toast.dtp-toast-error {
    background: var(--dtp-danger);
}

.dtp-toast.dtp-toast-warning {
    background: var(--dtp-warning);
}

@keyframes dtp-toast-in {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Loading Spinner */
.dtp-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
}

.dtp-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--dtp-gray-200);
    border-top-color: var(--dtp-primary);
    border-radius: var(--dtp-radius-full);
    animation: dtp-spin 0.8s linear infinite;
}

@keyframes dtp-spin {
    to {
        transform: rotate(360deg);
    }
}

/* Quick Add Widget */
.dtp-quick-add {
    background: var(--dtp-white);
    border-radius: var(--dtp-radius-md);
    padding: 24px;
    box-shadow: var(--dtp-shadow);
}

.dtp-quick-add-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
}

/* Responsive */
@media (max-width: 640px) {
    .dtp-summary-cards {
        grid-template-columns: 1fr 1fr;
    }

    .dtp-debt-item {
        flex-direction: column;
        align-items: flex-start;
    }

    .dtp-debt-item-right {
        width: 100%;
        justify-content: space-between;
        margin-top: 12px;
        padding-top: 12px;
        border-top: 1px solid var(--dtp-gray-100);
    }

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

    .dtp-form-actions {
        flex-direction: column;
    }

    .dtp-btn-block-mobile {
        width: 100%;
    }
}

/* Print Styles */
@media print {
    .dtp-btn,
    .dtp-form-actions,
    .dtp-modal-overlay {
        display: none !important;
    }

    .dtp-card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}

/* Animations */
.dtp-fade-in {
    animation: dtp-fade-in 0.3s ease;
}

@keyframes dtp-fade-in {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Utility Classes */
.dtp-text-center { text-align: center; }
.dtp-text-right { text-align: right; }
.dtp-text-muted { color: var(--dtp-gray-500); }
.dtp-text-primary { color: var(--dtp-primary); }
.dtp-text-success { color: var(--dtp-success); }
.dtp-text-warning { color: var(--dtp-warning); }
.dtp-text-danger { color: var(--dtp-danger); }

.dtp-mb-0 { margin-bottom: 0; }
.dtp-mb-1 { margin-bottom: 8px; }
.dtp-mb-2 { margin-bottom: 16px; }
.dtp-mb-3 { margin-bottom: 24px; }
.dtp-mb-4 { margin-bottom: 32px; }

.dtp-mt-0 { margin-top: 0; }
.dtp-mt-1 { margin-top: 8px; }
.dtp-mt-2 { margin-top: 16px; }
.dtp-mt-3 { margin-top: 24px; }
.dtp-mt-4 { margin-top: 32px; }

.dtp-hidden { display: none !important; }

/* ==========================================================================
   ADDITIONAL STYLES - Form Element Aliases
   ========================================================================== */

/* Input aliases - support both class naming conventions */
.dtp-input,
.dtp-select,
.dtp-textarea {
    width: 100%;
    padding: 12px 16px;
    font-size: 15px;
    font-family: inherit;
    color: var(--dtp-gray-800);
    background: var(--dtp-white);
    border: 2px solid var(--dtp-gray-200);
    border-radius: var(--dtp-radius);
    transition: var(--dtp-transition);
}

.dtp-input:focus,
.dtp-select:focus,
.dtp-textarea:focus {
    outline: none;
    border-color: var(--dtp-primary);
    box-shadow: 0 0 0 3px var(--dtp-primary-light);
}

.dtp-input::placeholder,
.dtp-textarea::placeholder {
    color: var(--dtp-gray-400);
}

.dtp-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px;
    padding-right: 44px;
    cursor: pointer;
}

.dtp-textarea {
    min-height: 100px;
    resize: vertical;
}

/* ==========================================================================
   Header Styles
   ========================================================================== */

.dtp-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--dtp-gray-100);
}

.dtp-header h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--dtp-gray-900);
    margin: 0;
}

.dtp-header-actions {
    display: flex;
    gap: 12px;
}

.dtp-intro {
    font-size: 15px;
    color: var(--dtp-gray-600);
    margin-bottom: 24px;
    line-height: 1.6;
}

/* ==========================================================================
   Filters Styles
   ========================================================================== */

.dtp-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 24px;
    padding: 16px;
    background: var(--dtp-gray-50);
    border-radius: var(--dtp-radius);
}

.dtp-filter-group {
    flex: 1;
    min-width: 150px;
    max-width: 250px;
}

.dtp-search-bar {
    margin-bottom: 24px;
}

.dtp-search-bar .dtp-input {
    max-width: 400px;
}

/* ==========================================================================
   Panel Styles
   ========================================================================== */

.dtp-panel {
    background: var(--dtp-white);
    border-radius: var(--dtp-radius-md);
    box-shadow: var(--dtp-shadow);
    padding: 24px;
    margin-bottom: 24px;
    border: 1px solid var(--dtp-gray-100);
}

.dtp-panel-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--dtp-gray-900);
    margin: 0 0 16px 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.dtp-panel-highlight {
    background: linear-gradient(135deg, var(--dtp-primary-light) 0%, #fff 100%);
    border-color: var(--dtp-primary);
}

.dtp-panel-info {
    background: var(--dtp-info-light);
    border-color: var(--dtp-info);
}

/* ==========================================================================
   People Grid
   ========================================================================== */

.dtp-people-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.dtp-person-card {
    background: var(--dtp-white);
    border-radius: var(--dtp-radius-md);
    box-shadow: var(--dtp-shadow);
    overflow: hidden;
    border: 1px solid var(--dtp-gray-100);
    transition: var(--dtp-transition);
}

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

.dtp-person-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    background: linear-gradient(135deg, var(--dtp-gray-50) 0%, var(--dtp-white) 100%);
}

.dtp-avatar-large {
    width: 60px;
    height: 60px;
    border-radius: var(--dtp-radius-full);
}

.dtp-person-trust {
    padding: 8px 14px;
    border-radius: var(--dtp-radius-full);
    font-weight: 700;
    font-size: 14px;
}

.dtp-person-card-body {
    padding: 20px;
    text-align: center;
}

.dtp-person-name {
    font-size: 18px;
    font-weight: 700;
    color: var(--dtp-gray-900);
    margin: 0 0 4px 0;
}

.dtp-person-email,
.dtp-person-phone {
    font-size: 14px;
    color: var(--dtp-gray-500);
    margin: 4px 0;
}

.dtp-person-card-stats {
    display: flex;
    border-top: 1px solid var(--dtp-gray-100);
    border-bottom: 1px solid var(--dtp-gray-100);
}

.dtp-stat-item {
    flex: 1;
    padding: 16px;
    text-align: center;
}

.dtp-stat-item + .dtp-stat-item {
    border-left: 1px solid var(--dtp-gray-100);
}

.dtp-stat-value {
    display: block;
    font-size: 18px;
    font-weight: 700;
    color: var(--dtp-gray-900);
}

.dtp-stat-label {
    display: block;
    font-size: 12px;
    color: var(--dtp-gray-500);
    margin-top: 4px;
}

.dtp-person-card-footer {
    padding: 16px 20px;
    display: flex;
    gap: 12px;
    justify-content: center;
}

/* ==========================================================================
   Groups Grid
   ========================================================================== */

.dtp-groups-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 20px;
}

.dtp-group-card {
    background: var(--dtp-white);
    border-radius: var(--dtp-radius-md);
    box-shadow: var(--dtp-shadow);
    padding: 24px;
    border: 1px solid var(--dtp-gray-100);
    transition: var(--dtp-transition);
}

.dtp-group-card:hover {
    box-shadow: var(--dtp-shadow-lg);
}

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

.dtp-group-card-header h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--dtp-gray-900);
    margin: 0;
}

.dtp-group-status {
    padding: 4px 12px;
    border-radius: var(--dtp-radius-full);
    font-size: 12px;
    font-weight: 600;
}

.dtp-group-status.dtp-status-active {
    background: var(--dtp-success-light);
    color: var(--dtp-success);
}

.dtp-group-status.dtp-status-settled {
    background: var(--dtp-gray-100);
    color: var(--dtp-gray-600);
}

.dtp-group-description {
    font-size: 14px;
    color: var(--dtp-gray-600);
    margin-bottom: 16px;
}

.dtp-group-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 16px;
    font-size: 14px;
    color: var(--dtp-gray-500);
}

.dtp-group-members,
.dtp-group-total {
    display: flex;
    align-items: center;
    gap: 6px;
}

.dtp-group-avatars {
    display: flex;
    margin-bottom: 16px;
}

.dtp-group-avatars img {
    width: 32px;
    height: 32px;
    border-radius: var(--dtp-radius-full);
    border: 2px solid var(--dtp-white);
    margin-left: -8px;
}

.dtp-group-avatars img:first-child {
    margin-left: 0;
}

.dtp-avatar-more {
    width: 32px;
    height: 32px;
    border-radius: var(--dtp-radius-full);
    background: var(--dtp-gray-200);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 600;
    color: var(--dtp-gray-600);
    margin-left: -8px;
}

.dtp-group-card-footer {
    margin-top: 16px;
}

/* ==========================================================================
   Timeline / History
   ========================================================================== */

.dtp-history-timeline {
    position: relative;
}

.dtp-timeline-month {
    margin: 32px 0 16px;
}

.dtp-timeline-month h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--dtp-gray-600);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.dtp-timeline-item {
    display: flex;
    gap: 16px;
    padding: 16px;
    background: var(--dtp-white);
    border-radius: var(--dtp-radius);
    margin-bottom: 12px;
    border: 1px solid var(--dtp-gray-100);
    transition: var(--dtp-transition);
}

.dtp-timeline-item:hover {
    border-color: var(--dtp-primary);
    box-shadow: var(--dtp-shadow-md);
}

.dtp-timeline-dot {
    width: 12px;
    height: 12px;
    border-radius: var(--dtp-radius-full);
    flex-shrink: 0;
    margin-top: 6px;
}

.dtp-dot-success {
    background: var(--dtp-success);
}

.dtp-dot-danger {
    background: var(--dtp-danger);
}

.dtp-timeline-content {
    flex: 1;
}

.dtp-timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 8px;
}

.dtp-timeline-person {
    display: flex;
    align-items: center;
    gap: 12px;
}

.dtp-timeline-person .dtp-avatar-small {
    width: 36px;
    height: 36px;
    border-radius: var(--dtp-radius-full);
}

.dtp-timeline-type {
    font-size: 13px;
    color: var(--dtp-gray-500);
    display: block;
}

.dtp-timeline-amount {
    text-align: right;
}

.dtp-timeline-description {
    font-size: 14px;
    color: var(--dtp-gray-700);
    margin: 0 0 8px;
}

.dtp-timeline-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 13px;
    color: var(--dtp-gray-500);
}

.dtp-timeline-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.dtp-timeline-progress {
    margin-top: 12px;
}

.dtp-progress-bar {
    height: 8px;
    background: var(--dtp-gray-100);
    border-radius: var(--dtp-radius-full);
    overflow: hidden;
}

.dtp-progress-fill {
    height: 100%;
    background: var(--dtp-success);
    border-radius: var(--dtp-radius-full);
    transition: width 0.3s ease;
}

.dtp-progress-text {
    font-size: 12px;
    color: var(--dtp-gray-500);
    margin-top: 4px;
    display: block;
}

/* ==========================================================================
   Modal Improvements
   ========================================================================== */

.dtp-modal {
    position: fixed;
    inset: 0;
    z-index: 99999;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.dtp-modal.active {
    display: flex;
}

.dtp-modal .dtp-modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
}

.dtp-modal .dtp-modal-content {
    position: relative;
    background: var(--dtp-white);
    border-radius: var(--dtp-radius-lg);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow: auto;
    box-shadow: var(--dtp-shadow-xl);
}

.dtp-modal .dtp-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--dtp-gray-100);
}

.dtp-modal .dtp-modal-header h3 {
    font-size: 20px;
    font-weight: 700;
    margin: 0;
}

.dtp-modal .dtp-modal-close {
    width: 32px;
    height: 32px;
    border-radius: var(--dtp-radius-full);
    border: none;
    background: var(--dtp-gray-100);
    cursor: pointer;
    font-size: 20px;
    line-height: 1;
    transition: var(--dtp-transition);
}

.dtp-modal .dtp-modal-close:hover {
    background: var(--dtp-gray-200);
}

.dtp-modal .dtp-modal-body {
    padding: 24px;
}

.dtp-modal .dtp-modal-body .dtp-form-group {
    margin-bottom: 20px;
}

.dtp-modal .dtp-modal-body .dtp-form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--dtp-gray-700);
    margin-bottom: 8px;
}

.dtp-modal .dtp-modal-body .required {
    color: var(--dtp-danger);
}

.dtp-modal .dtp-modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--dtp-gray-100);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    background: var(--dtp-gray-50);
}

/* ==========================================================================
   Analytics Stats Cards
   ========================================================================== */

.dtp-analytics-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.dtp-stat-card {
    background: var(--dtp-white);
    border-radius: var(--dtp-radius-md);
    padding: 24px;
    box-shadow: var(--dtp-shadow);
    border: 1px solid var(--dtp-gray-100);
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.dtp-stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--dtp-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.dtp-stat-icon .dashicons {
    font-size: 24px;
    width: 24px;
    height: 24px;
}

.dtp-stat-primary .dtp-stat-icon {
    background: var(--dtp-primary-light);
    color: var(--dtp-primary);
}

.dtp-stat-success .dtp-stat-icon {
    background: var(--dtp-success-light);
    color: var(--dtp-success);
}

.dtp-stat-danger .dtp-stat-icon {
    background: var(--dtp-danger-light);
    color: var(--dtp-danger);
}

.dtp-stat-info .dtp-stat-icon {
    background: var(--dtp-info-light);
    color: var(--dtp-info);
}

.dtp-stat-content {
    flex: 1;
}

.dtp-stat-card-value {
    font-size: 28px;
    font-weight: 800;
    color: var(--dtp-gray-900);
    line-height: 1.2;
}

.dtp-stat-card-label {
    font-size: 14px;
    color: var(--dtp-gray-500);
    margin-top: 4px;
}

/* ==========================================================================
   Analytics Grid
   ========================================================================== */

.dtp-analytics-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

@media (max-width: 1024px) {
    .dtp-analytics-grid {
        grid-template-columns: 1fr;
    }
}

.dtp-chart-panel {
    min-height: 400px;
}

.dtp-top-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.dtp-top-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--dtp-gray-50);
    border-radius: var(--dtp-radius);
}

.dtp-top-rank {
    width: 28px;
    height: 28px;
    border-radius: var(--dtp-radius-full);
    background: var(--dtp-primary);
    color: var(--dtp-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
}

.dtp-top-item .dtp-avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--dtp-radius-full);
}

.dtp-top-info {
    flex: 1;
}

.dtp-top-info strong {
    display: block;
    color: var(--dtp-gray-900);
}

.dtp-top-count {
    font-size: 13px;
    color: var(--dtp-gray-500);
}

.dtp-top-amount {
    font-size: 16px;
    font-weight: 700;
    color: var(--dtp-success);
}

.dtp-quick-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.dtp-quick-stat {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px;
    background: var(--dtp-gray-50);
    border-radius: var(--dtp-radius);
}

.dtp-quick-stat-label {
    font-size: 14px;
    color: var(--dtp-gray-600);
}

.dtp-quick-stat-value {
    font-size: 18px;
    font-weight: 700;
    color: var(--dtp-gray-900);
}

/* ==========================================================================
   Status Badges
   ========================================================================== */

.dtp-status-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--dtp-radius-full);
}

.dtp-status-success,
.dtp-status-paid {
    background: var(--dtp-success-light);
    color: var(--dtp-success);
}

.dtp-status-warning,
.dtp-status-partial {
    background: var(--dtp-warning-light);
    color: var(--dtp-warning);
}

.dtp-status-danger,
.dtp-status-overdue {
    background: var(--dtp-danger-light);
    color: var(--dtp-danger);
}

.dtp-status-info,
.dtp-status-active {
    background: var(--dtp-info-light);
    color: var(--dtp-info);
}

/* ==========================================================================
   Empty State
   ========================================================================== */

.dtp-empty-state .dashicons {
    font-size: 48px;
    width: 48px;
    height: 48px;
    color: var(--dtp-gray-300);
    margin-bottom: 16px;
}

.dtp-empty-state h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--dtp-gray-700);
    margin: 0 0 8px;
}

.dtp-empty-state p {
    font-size: 15px;
    color: var(--dtp-gray-500);
    margin: 0 0 20px;
}

.dtp-col-full {
    grid-column: 1 / -1;
}

/* ==========================================================================
   Checkbox & Radio
   ========================================================================== */

.dtp-checkbox-label,
.dtp-radio-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-size: 15px;
    padding: 8px 0;
}

.dtp-checkbox-text {
    display: flex;
    align-items: center;
    gap: 8px;
}

.dtp-avatar-tiny {
    width: 24px;
    height: 24px;
    border-radius: var(--dtp-radius-full);
}

.dtp-members-select {
    max-height: 200px;
    overflow-y: auto;
    border: 1px solid var(--dtp-gray-200);
    border-radius: var(--dtp-radius);
    padding: 12px;
}

/* ==========================================================================
   Pagination
   ========================================================================== */

.dtp-pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 30px;
}

.dtp-page-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--dtp-radius);
    background: var(--dtp-white);
    border: 1px solid var(--dtp-gray-200);
    color: var(--dtp-gray-700);
    text-decoration: none;
    font-weight: 500;
    transition: var(--dtp-transition);
}

.dtp-page-link:hover {
    border-color: var(--dtp-primary);
    color: var(--dtp-primary);
}

.dtp-page-link.active {
    background: var(--dtp-primary);
    border-color: var(--dtp-primary);
    color: var(--dtp-white);
}

/* ==========================================================================
   Responsive Improvements
   ========================================================================== */

@media (max-width: 768px) {
    .dtp-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .dtp-filters {
        flex-direction: column;
    }

    .dtp-filter-group {
        max-width: 100%;
    }

    .dtp-people-grid,
    .dtp-groups-grid {
        grid-template-columns: 1fr;
    }

    .dtp-timeline-header {
        flex-direction: column;
        gap: 8px;
    }

    .dtp-timeline-amount {
        text-align: left;
    }

    .dtp-analytics-stats {
        grid-template-columns: 1fr;
    }

    .dtp-stat-card {
        flex-direction: column;
        text-align: center;
    }

    .dtp-quick-stats {
        grid-template-columns: 1fr;
    }
}