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

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --success: #10b981;
    --danger: #ef4444;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;

    /* Theme colors */
    --bg-primary: #f9fafb;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f3f4f6;
    --text-primary: #111827;
    --text-secondary: #4b5563;
    --text-tertiary: #374151;
    --border-color: #e5e7eb;
    --shadow: rgba(0, 0, 0, 0.1);
    --diagram-bg: #f9fafb;
    --diagram-text: #1f2937;
    --diagram-env-light: #f3f4f6;
    --diagram-env-prod: #dbeafe;
}

body.dark-mode {
    --primary: #3b82f6;
    --primary-dark: #2563eb;
    --success: #10b981;
    --danger: #ef4444;

    --bg-primary: #111827;
    --bg-secondary: #1f2937;
    --bg-tertiary: #374151;
    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --text-tertiary: #e5e7eb;
    --border-color: #374151;
    --shadow: rgba(0, 0, 0, 0.3);
    --diagram-bg: #1f2937;
    --diagram-text: #f9fafb;
    --diagram-env-light: #374151;
    --diagram-env-prod: #1e3a5f;

    --gray-50: #1f2937;
    --gray-100: #374151;
    --gray-200: #4b5563;
    --gray-300: #6b7280;
    --gray-600: #d1d5db;
    --gray-700: #e5e7eb;
    --gray-800: #f3f4f6;
    --gray-900: #f9fafb;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-tertiary) 100%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    transition: background 0.3s ease, color 0.3s ease;
}

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

header {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
}

.header-top {
    position: absolute;
    top: 0;
    right: 0;
}

.theme-toggle {
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 50%;
    width: 44px;
    height: 44px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px var(--shadow);
}

.theme-toggle:hover {
    transform: scale(1.1);
    border-color: var(--primary);
}

.theme-toggle .sun-icon {
    display: block;
}

.theme-toggle .moon-icon {
    display: none;
}

body.dark-mode .theme-toggle .sun-icon {
    display: none;
}

body.dark-mode .theme-toggle .moon-icon {
    display: block;
}

h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    transition: color 0.3s ease;
}

.subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    transition: color 0.3s ease;
}

.auth-section {
    margin-top: 1.5rem;
    display: flex;
    justify-content: center;
    align-items: center;
}

#userInfo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

#userName {
    font-weight: 600;
    color: var(--gray-700);
}

main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.config-panel, .preview-panel {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 6px -1px var(--shadow), 0 2px 4px -1px var(--shadow);
    transition: background 0.3s ease, box-shadow 0.3s ease;
}

h2 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    transition: color 0.3s ease;
}

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

label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-tertiary);
    transition: color 0.3s ease;
}

input[type="text"],
select {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    background: var(--bg-secondary);
    color: var(--text-primary);
    transition: border-color 0.2s, background 0.3s ease, color 0.3s ease;
}

input[type="text"]:focus,
select:focus {
    outline: none;
    border-color: var(--primary);
}

/* Validation states */
input.error,
select.error {
    border-color: var(--danger);
    background: rgba(239, 68, 68, 0.05);
}

input.error:focus,
select.error:focus {
    border-color: var(--danger);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.error-message {
    display: block;
    margin-top: 0.5rem;
    color: var(--danger);
    font-size: 0.875rem;
    font-weight: 500;
    animation: slideDown 0.2s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

small {
    display: block;
    margin-top: 0.25rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
    transition: color 0.3s ease;
}

small.hide {
    display: none;
}

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

.checkbox {
    display: flex;
    align-items: flex-start;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    background: var(--bg-secondary);
}

.checkbox:hover:not(.disabled) {
    background: var(--bg-tertiary);
    border-color: var(--primary);
}

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

.checkbox input[type="checkbox"] {
    margin-right: 0.75rem;
    margin-top: 0.25rem;
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.checkbox span {
    font-weight: 600;
    display: block;
    margin-bottom: 0.25rem;
}

.checkbox small {
    display: block;
    margin-top: 0.25rem;
    margin-left: 0;
}

.checkbox div {
    flex: 1;
}

.environments .checkbox {
    flex-direction: row;
    align-items: center;
}

.environments .checkbox small {
    display: none;
}

/* Radio Group for Cloud Providers */
.radio-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 0.75rem;
}

.radio-option {
    position: relative;
    cursor: pointer;
    margin: 0;
}

.radio-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.provider-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-secondary);
    transition: all 0.3s ease;
    text-align: center;
    min-height: 120px;
}

.radio-option input[type="radio"]:checked + .provider-card {
    border-color: var(--primary);
    background: var(--bg-tertiary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.radio-option:not(.disabled):hover .provider-card {
    border-color: var(--primary);
    transform: translateY(-2px);
}

.radio-option.disabled {
    cursor: not-allowed;
}

.radio-option.disabled .provider-card {
    opacity: 0.5;
    background: var(--bg-tertiary);
}

.provider-icon {
    margin-bottom: 0.5rem;
    transition: opacity 0.3s ease;
}

/* Fix GitHub icon visibility in dark mode */
body.dark-mode input[value="github"] ~ .provider-card .provider-icon path {
    fill: #ffffff;
}

.provider-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.provider-name {
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-primary);
}

.provider-info small {
    margin: 0;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Advanced Options Section */
.advanced-section {
    margin-bottom: 1.5rem;
}

.toggle-advanced {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.toggle-advanced .chevron {
    transition: transform 0.3s ease;
}

.toggle-advanced.expanded .chevron {
    transform: rotate(180deg);
}

.advanced-options {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.advanced-options.collapsed {
    max-height: 0;
}

.advanced-options.expanded {
    max-height: 1200px; /* Increased to accommodate all environments */
}

.advanced-content {
    padding: 1.5rem;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-top: none;
    border-radius: 0 0 8px 8px;
    margin-top: -2px;
}

.advanced-content h3 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.section-description {
    display: block;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-style: italic;
}

.ip-range-inputs {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.ip-range-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 2px solid var(--border-color);
    transition: all 0.3s ease;
}

.ip-range-group.hidden {
    display: none;
}

.ip-range-group label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-tertiary);
    margin: 0;
}

.ip-range-group input {
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
}

.ip-range-group small {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.75rem;
    font-family: 'Courier New', monospace;
}

.btn-primary {
    width: 100%;
    padding: 1rem;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

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

.helper-text {
    margin-top: 1rem;
    text-align: center;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.btn-secondary {
    padding: 0.75rem 1.5rem;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s ease, color 0.3s ease;
}

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

.diagram-container {
    position: relative;
    background: var(--diagram-bg);
    border-radius: 8px;
    padding: 0;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: flex-start;
    justify-content: flex-start;
    transition: background 0.3s ease;
    overflow-x: auto;
    overflow-y: hidden;
}

.diagram-container::-webkit-scrollbar {
    height: 8px;
}

.diagram-container::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
    border-radius: 4px;
}

.diagram-container::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

.diagram-container::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

.diagram-container svg {
    display: block;
}

/* Scroll hint removed - not needed and caused visual artifacts */

.info-box {
    background: var(--bg-tertiary);
    border-radius: 8px;
    padding: 1.5rem;
    border-left: 4px solid var(--primary);
    transition: background 0.3s ease;
}

.info-box h3 {
    font-size: 1.125rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    transition: color 0.3s ease;
}

.info-box ul {
    list-style: none;
}

.info-box li {
    padding: 0.5rem 0;
    color: var(--text-tertiary);
    transition: color 0.3s ease;
}

footer {
    text-align: center;
    padding: 2rem 0;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

footer a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    align-items: center;
    justify-content: center;
}

.modal.show {
    display: flex;
}

.modal-content {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 2rem;
    max-width: 500px;
    width: 90%;
    text-align: center;
    transition: background 0.3s ease;
}

.modal-content h3 {
    margin-bottom: 1rem;
    color: var(--text-primary);
    transition: color 0.3s ease;
}

.modal-content p {
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.modal-content code {
    background: var(--bg-tertiary);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    color: var(--text-primary);
    transition: background 0.3s ease, color 0.3s ease;
}

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

/* Progress Modal Styles */
.progress-modal {
    max-width: 600px !important;
    min-height: 300px;
}

.progress-container {
    margin: 2rem 0;
}

.progress-bar-wrapper {
    width: 100%;
    height: 24px;
    background: var(--bg-tertiary);
    border-radius: 12px;
    overflow: hidden;
    position: relative;
    margin-bottom: 0.5rem;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary) 0%, #3b82f6 100%);
    border-radius: 12px;
    transition: width 0.3s ease;
    width: 0%;
    position: relative;
    overflow: hidden;
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        90deg,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0.3) 50%,
        rgba(255, 255, 255, 0) 100%
    );
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

.progress-percent {
    text-align: center;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.progress-message {
    text-align: center;
    font-size: 1rem;
    margin: 1rem 0;
    padding: 0.75rem;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.progress-message.queued {
    background: var(--warning-bg, #fef3c7);
    color: var(--warning-text, #92400e);
    border: 1px solid var(--warning-border, #fbbf24);
}

.progress-message.in_progress {
    background: var(--info-bg, #dbeafe);
    color: var(--info-text, #1e40af);
    border: 1px solid var(--info-border, #3b82f6);
    animation: pulse 2s ease-in-out infinite;
}

.progress-message.completed {
    background: var(--success-bg, #d1fae5);
    color: var(--success-text, #065f46);
    border: 1px solid var(--success-border, #10b981);
}

.progress-message.warning {
    background: var(--warning-bg, #fef3c7);
    color: var(--warning-text, #92400e);
    border: 1px solid var(--warning-border, #fbbf24);
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.8;
    }
}

.jobs-container {
    margin: 2rem 0;
    text-align: left;
}

.jobs-container h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: color 0.3s ease;
}

.job-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    max-height: 200px;
    overflow-y: auto;
}

.job-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: var(--bg-tertiary);
    border-radius: 8px;
    transition: all 0.2s ease;
}

.job-item:hover {
    background: var(--bg-hover, rgba(0, 0, 0, 0.05));
}

.job-item.active {
    background: rgba(59, 130, 246, 0.1);
    border-left: 3px solid #3b82f6;
    padding-left: calc(0.75rem - 3px);
}

.job-status {
    font-size: 1.25rem;
    flex-shrink: 0;
    width: 24px;
    text-align: center;
}

.job-status.pending {
    opacity: 0.5;
}

.job-status.in-progress {
    animation: spin 1s linear infinite;
}

.job-status.success {
    color: var(--success, #10b981);
}

.job-status.failure {
    color: var(--error, #ef4444);
}

.job-status.warning {
    color: var(--warning, #fbbf24);
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.job-name {
    font-size: 0.875rem;
    color: var(--text-primary);
    flex: 1;
    transition: color 0.3s ease;
}

.progress-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.progress-actions .btn-secondary {
    flex: 1;
    min-width: 150px;
}

/* Dark mode adjustments for progress */
body.dark-mode .progress-message.queued {
    background: rgba(251, 191, 36, 0.1);
    color: #fbbf24;
    border-color: rgba(251, 191, 36, 0.3);
}

body.dark-mode .progress-message.in_progress {
    background: rgba(59, 130, 246, 0.1);
    color: #60a5fa;
    border-color: rgba(59, 130, 246, 0.3);
}

body.dark-mode .progress-message.completed {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
    border-color: rgba(16, 185, 129, 0.3);
}

body.dark-mode .progress-message.warning {
    background: rgba(251, 191, 36, 0.1);
    color: #fbbf24;
    border-color: rgba(251, 191, 36, 0.3);
}

body.dark-mode .job-item {
    background: var(--bg-primary);
}

body.dark-mode .job-item:hover {
    background: rgba(255, 255, 255, 0.05);
}

body.dark-mode .job-item.active {
    background: rgba(59, 130, 246, 0.15);
    border-left-color: #60a5fa;
}

/* Download info styles */
.download-info {
    background: var(--success-bg, #d1fae5);
    border: 1px solid var(--success-border, #10b981);
    border-radius: 8px;
    padding: 1rem;
    margin: 1rem 0;
}

.download-filename {
    margin: 0;
    font-family: Monaco, 'Courier New', monospace;
    font-size: 0.9rem;
    color: var(--text-primary);
    font-weight: 600;
}

body.dark-mode .download-info {
    background: rgba(16, 185, 129, 0.15);
    border-color: rgba(16, 185, 129, 0.4);
}

body.dark-mode .download-filename {
    color: #10b981;
}

/* ==========================================
   Cost Calculator Styles
   ========================================== */

.cost-calculator {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 1.5rem;
    margin-top: 1.5rem;
}

.cost-calculator h3 {
    font-size: 1.125rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.cost-summary {
    margin-bottom: 1.5rem;
    text-align: center;
}

.cost-total {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.5rem;
    padding: 1.25rem;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 0.5rem;
}

.cost-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-color);
}

.cost-period {
    font-size: 1rem;
    color: var(--text-secondary);
}

.cost-breakdown {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 1rem;
}

.cost-section h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.75rem;
}

.cost-items {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.cost-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0.75rem;
    background: var(--bg-primary);
    border-radius: 6px;
    transition: all 0.2s ease;
}

.cost-item:hover {
    background: var(--bg-tertiary);
}

.cost-item-name {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-color);
}

.cost-item-value {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-color);
}

.cost-disclaimer {
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.cost-disclaimer small {
    display: block;
    line-height: 1.5;
}

/* Dark mode adjustments */
body.dark-mode .cost-calculator {
    background: var(--bg-primary);
}

body.dark-mode .cost-item {
    background: var(--bg-secondary);
}

body.dark-mode .cost-item:hover {
    background: var(--bg-tertiary);
}

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

    .cost-value {
        font-size: 1.5rem;
    }
}

/* ==========================================
   Tooltip Styles
   ========================================== */

.tooltip-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    margin-left: 0.25rem;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: help;
    position: relative;
    transition: color 0.2s ease;
}

.tooltip-icon:hover {
    color: var(--primary-color);
}

.tooltip-icon::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-8px);
    background: var(--bg-primary);
    color: var(--text-color);
    padding: 0.75rem 1rem;
    border-radius: 8px;
    font-size: 0.8125rem;
    font-weight: 400;
    line-height: 1.5;
    white-space: normal;
    width: max-content;
    max-width: 280px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    border: 1px solid var(--border-color);
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
    pointer-events: none;
    z-index: 1000;
}

.tooltip-icon::before {
    content: '';
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(4px);
    border: 6px solid transparent;
    border-top-color: var(--bg-primary);
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
    z-index: 1001;
}

.tooltip-icon:hover::after,
.tooltip-icon:hover::before {
    opacity: 1;
    visibility: visible;
}

/* Dark mode */
body.dark-mode .tooltip-icon::after {
    background: var(--bg-secondary);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}

body.dark-mode .tooltip-icon::before {
    border-top-color: var(--bg-secondary);
}

/* Validation feedback */
.form-group.error input,
.form-group.error select {
    border-color: var(--error-color);
}

.form-group.success input,
.form-group.success select {
    border-color: var(--success-color);
}

.validation-message {
    display: none;
    margin-top: 0.5rem;
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    font-size: 0.8125rem;
    line-height: 1.5;
}

.validation-message.show {
    display: block;
}

.validation-message.error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error-color);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.validation-message.success {
    background: rgba(34, 197, 94, 0.1);
    color: var(--success-color);
    border: 1px solid rgba(34, 197, 94, 0.2);
}

body.dark-mode .validation-message.error {
    background: rgba(239, 68, 68, 0.15);
}

body.dark-mode .validation-message.success {
    background: rgba(34, 197, 94, 0.15);
}

/* Backend configuration styles */
.radio-group.inline {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.radio-group.inline .radio-option {
    flex-direction: column;
    align-items: flex-start;
    padding: 1rem;
    min-height: 80px;
}

.radio-group.inline .radio-option input[type="radio"] {
    margin-bottom: 0.5rem;
}

.radio-group.inline .radio-option span {
    font-weight: 600;
    font-size: 0.9375rem;
    margin-bottom: 0.25rem;
}

.radio-group.inline .radio-option small {
    display: block;
    font-size: 0.8125rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.s3-backend-options {
    margin-top: 1rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.s3-backend-options.hidden {
    display: none;
}

.info-box.warning {
    background: rgba(251, 191, 36, 0.1);
    border-color: rgba(251, 191, 36, 0.3);
    color: var(--text-primary);
    padding: 0.875rem;
    border-radius: 6px;
    margin-bottom: 1rem;
    font-size: 0.875rem;
    line-height: 1.5;
}

.info-box.warning code {
    background: rgba(0, 0, 0, 0.1);
    padding: 0.125rem 0.375rem;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
    font-size: 0.875rem;
}

body.dark-mode .info-box.warning {
    background: rgba(251, 191, 36, 0.15);
}

body.dark-mode .info-box.warning code {
    background: rgba(255, 255, 255, 0.1);
}

/* Component list grouping */
#componentList {
    margin: 0;
    padding: 0;
    list-style: none;
}

.component-group {
    margin-bottom: 1rem;
    list-style: none;
}

.component-group:last-child {
    margin-bottom: 0;
}

.component-group strong {
    color: var(--primary);
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.component-items {
    margin: 0;
    padding-left: 1.25rem;
    list-style: none;
}

.component-items li {
    margin-bottom: 0.375rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

.component-items li:last-child {
    margin-bottom: 0;
}

/* Mobile adjustments */
@media (max-width: 640px) {
    .tooltip-icon::after {
        left: auto;
        right: 0;
        transform: translateX(0) translateY(-8px);
        max-width: 240px;
    }

    .tooltip-icon::before {
        left: auto;
        right: 8px;
        transform: translateX(0) translateY(4px);
    }
}