@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary-color: #8b5cf6;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #3b82f6;

    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --bg-card: #1e293b;

    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;

    --border-color: #334155;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6);

    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, var(--bg-primary) 0%, #1a1f3a 100%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

/* Header */
.header {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.header-brand svg {
    color: var(--primary-color);
}

.header-nav {
    display: flex;
    gap: 2rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s;
}

.nav-link:hover::after {
    width: 100%;
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

/* Cards */
.card {
    background: rgba(30, 41, 59, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
}

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

.card-primary {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(30, 41, 59, 0.6) 100%);
}

.card-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.card-header h2 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.card-body {
    padding: 1.5rem;
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    gap: 2rem;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.stat-card {
    background: rgba(30, 41, 59, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-icon-blue {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
}

.stat-icon-green {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.stat-icon-purple {
    background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
}

.stat-content {
    flex: 1;
}

.stat-value {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* Quick Actions */
.quick-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(99, 102, 241, 0.4);
}

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

.btn-secondary:hover {
    background: var(--bg-secondary);
    border-color: var(--primary-color);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.8125rem;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-tertiary);
    border: 1.5px solid #475569;
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.875rem;
    transition: all 0.2s;
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
    background: var(--bg-secondary);
}

.form-group small {
    display: block;
    margin-top: 0.5rem;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.form-group small a {
    color: var(--primary-light);
    text-decoration: none;
}

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

.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    justify-content: flex-end;
}

/* Toggle Switch */
.toggle-label {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
    cursor: pointer;
}

.toggle-label input[type="checkbox"] {
    display: none;
}

.toggle-switch {
    position: relative;
    width: 48px;
    height: 24px;
    background: var(--bg-tertiary);
    border-radius: 12px;
    transition: background 0.3s;
}

.toggle-switch::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background: white;
    border-radius: 50%;
    transition: transform 0.3s;
}

.toggle-label input[type="checkbox"]:checked+.toggle-switch {
    background: var(--primary-color);
}

.toggle-label input[type="checkbox"]:checked+.toggle-switch::after {
    transform: translateX(24px);
}

/* Articles List */
.articles-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.article-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all 0.2s;
}

.article-item:hover {
    border-color: var(--primary-color);
    transform: translateX(4px);
}

.article-info h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.article-meta {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.article-date {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.badge {
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

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

.badge-draft {
    background: var(--warning-color);
    color: white;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
}

.empty-state svg {
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.empty-state p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    animation: modalSlideIn 0.3s ease-out;
    display: flex;
    flex-direction: column;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-body {
    flex: 1;
    overflow: hidden;
    /* Important for editor to scroll internally */
    position: relative;
}

/* Progress Tracker */
#loadingIndicator {
    padding: 2rem;
}

.progress-container {
    max-width: 600px;
    margin: 0 auto;
}

.progress-bar-container {
    width: 100%;
    height: 12px;
    background: var(--bg-tertiary);
    border-radius: 6px;
    overflow: hidden;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.3);
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color) 0%, var(--primary-light) 100%);
    transition: width 0.5s ease;
    box-shadow: 0 0 10px rgba(99, 102, 241, 0.5);
}

.progress-steps {
    margin-top: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.progress-step {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
    position: relative;
}

.progress-step.active {
    border-color: var(--primary-color);
    background: rgba(99, 102, 241, 0.1);
    box-shadow: 0 0 15px rgba(99, 102, 241, 0.3);
}

.progress-step.completed {
    border-color: var(--success-color);
    background: rgba(16, 185, 129, 0.05);
}

.step-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.3s ease;
}

.progress-step.active .step-icon {
    background: var(--primary-color);
    animation: pulse 2s infinite;
}

.progress-step.completed .step-icon {
    background: var(--success-color);
}

.step-icon svg {
    color: var(--text-muted);
}

.progress-step.active .step-icon svg,
.progress-step.completed .step-icon svg {
    color: white;
}

.step-content {
    flex: 1;
}

.step-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.step-status {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.progress-step.active .step-status {
    color: var(--primary-light);
}

.progress-step.completed .step-status {
    color: var(--success-color);
}

.step-check {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--bg-secondary);
    color: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    transition: all 0.3s ease;
}

.progress-step.completed .step-check {
    background: var(--success-color);
    color: white;
}

@keyframes pulse {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(99, 102, 241, 0.7);
    }

    50% {
        box-shadow: 0 0 0 10px rgba(99, 102, 241, 0);
    }
}


/* Generated Content */
.generated-content {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.generated-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.generated-content #generatedContent {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Notification */
.notification {
    position: fixed;
    top: 2rem;
    right: 2rem;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    z-index: 2000;
    animation: slideInRight 0.3s ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

.notification.error {
    background: var(--danger-color);
    color: white;
}

/* Login Page */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #0f172a 0%, #1a1f3a 50%, #1e293b 100%);
}

.login-container {
    width: 100%;
    max-width: 420px;
    padding: 2rem;
}

.login-card {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    box-shadow: var(--shadow-xl);
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.logo-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border-radius: var(--radius-lg);
    margin-bottom: 1rem;
}

.logo-icon svg {
    color: white;
}

.login-header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.login-header p {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.login-form {
    margin-bottom: 1.5rem;
}

.login-footer {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.login-footer p {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Alert */
.alert {
    padding: 1rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--danger-color);
    color: #fca5a5;
}

/* Settings Page */
.settings-container h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 2rem;
}

.settings-container .card {
    margin-bottom: 2rem;
}

/* Responsive */
@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 1rem;
    }

    .header-nav {
        gap: 1rem;
    }

    .container {
        padding: 1rem;
    }

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

    .quick-actions {
        flex-direction: column;
    }

    .quick-actions .btn {
        width: 100%;
    }

    .article-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

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

    .form-actions .btn {
        width: 100%;
    }
}

/* Enhanced Toggle Switch Styles */
.form-group .toggle-label {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    cursor: pointer;
    padding: 1rem;
    background: rgba(51, 65, 85, 0.3);
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.form-group .toggle-label:hover {
    background: rgba(51, 65, 85, 0.5);
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.toggle-label input[type="checkbox"] {
    display: none;
}

.toggle-switch {
    position: relative;
    width: 52px;
    height: 28px;
    background: linear-gradient(135deg, #334155 0%, #1e293b 100%);
    border-radius: 14px;
    transition: all 0.3s ease;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.3);
    border: 2px solid #475569;
    flex-shrink: 0;
    align-self: center;
}

.toggle-switch::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background: linear-gradient(135deg, #e2e8f0 0%, #cbd5e1 100%);
    border-radius: 50%;
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.toggle-label input[type="checkbox"]:checked+.toggle-switch {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border-color: var(--primary-light);
    box-shadow: 0 0 12px rgba(99, 102, 241, 0.4), inset 0 2px 4px rgba(0, 0, 0, 0.2);
}

.toggle-label input[type="checkbox"]:checked+.toggle-switch::after {
    transform: translateX(24px);
    background: linear-gradient(135deg, #ffffff 0%, #f1f5f9 100%);
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.3);
}

/* Toggle Label Text Styling */
.toggle-label span:not(.toggle-switch) {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-secondary);
    transition: color 0.3s ease;
    /* order: -1; Removed to let text naturally follow switch (Switch Top, Text Bottom) */
    line-height: 1.4;
}

.toggle-label:hover span:not(.toggle-switch) {
    color: var(--text-primary);
}

.toggle-label input[type="checkbox"]:checked~span:not(.toggle-switch) {
    color: var(--primary-light);
    font-weight: 600;
}

/* Info Box Styling */
.info-box {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(51, 65, 85, 0.3) 100%);
    border: 1px solid rgba(99, 102, 241, 0.2);
    padding: 1.25rem;
    border-radius: var(--radius-md);
    margin-top: 1rem;
    animation: fadeInUp 0.5s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.info-box h4 {
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
    color: var(--primary-light);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.info-box ul {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-left: 1.5rem;
    line-height: 1.8;
}

.info-box ul li {
    margin-bottom: 0.5rem;
    transition: color 0.2s ease;
}

.info-box ul li:hover {
    color: var(--text-secondary);
}

.info-box ul li strong {
    color: var(--primary-light);
    font-weight: 600;
}

/* Enhanced Form Group for Automation */
.automation-form-group {
    margin-bottom: 1.25rem;
    animation: slideInLeft 0.4s ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Select Dropdown Enhancement */
.form-group select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394a3b8' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 12px;
    padding-right: 2.5rem;
    appearance: none;
    cursor: pointer;
}

.form-group select:hover {
    border-color: var(--primary-light);
}

.form-group select:focus {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236366f1' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
}

/* Textarea Enhancement */
.form-group textarea {
    resize: vertical;
    min-height: 120px;
    line-height: 1.6;
}

.form-group textarea:focus {
    min-height: 150px;
    transition: min-height 0.3s ease;
}

/* Card Animation */
.card {
    animation: fadeIn 0.5s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Stagger Animation for Multiple Cards */
.settings-container .card:nth-child(1) {
    animation-delay: 0.1s;
}

.settings-container .card:nth-child(2) {
    animation-delay: 0.2s;
}

.settings-container .card:nth-child(3) {
    animation-delay: 0.3s;
}

.settings-container .card:nth-child(4) {
    animation-delay: 0.4s;
}

.settings-container .card:nth-child(5) {
    animation-delay: 0.5s;
}

.settings-container .card:nth-child(6) {
    animation-delay: 0.6s;
}

/* Button Pulse Effect */
@keyframes pulse {

    0%,
    100% {
        box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
    }

    50% {
        box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5);
    }
}

.btn-primary:focus {
    animation: pulse 1.5s infinite;
}

/* Enhanced Small Text */
.form-group small {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.5;
    padding: 0.5rem;
    background: rgba(51, 65, 85, 0.2);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--primary-color);
}

.form-group small::before {
    content: 'ℹ️';
    font-size: 0.9rem;
}

/* Smooth Transitions for All Interactive Elements */
* {
    transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

/* Focus Visible for Accessibility */
*:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Disabled State */
.btn:disabled,
.form-group input:disabled,
.form-group select:disabled,
.form-group textarea:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* Success State for Form Elements */
.form-group input.success,
.form-group select.success,
.form-group textarea.success {
    border-color: var(--success-color);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

/* Error State for Form Elements */
.form-group input.error,
.form-group select.error,
.form-group textarea.error {
    border-color: var(--danger-color);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

/* Loading State for Buttons */
.btn.loading {
    position: relative;
    color: transparent;
    pointer-events: none;
}

.btn.loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    top: 50%;
    left: 50%;
    margin-left: -8px;
    margin-top: -8px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}