/* 
   DGC AI Context Manager - Standalone Generator
   Style Sheet (Premium Dark Mode & Glassmorphism)
*/

:root {
    --bg-main: #0b0e14;
    --bg-card: rgba(22, 27, 34, 0.7);
    --bg-card-hover: rgba(29, 36, 46, 0.85);
    --border-color: rgba(48, 54, 61, 0.8);
    --border-color-glow: rgba(0, 163, 255, 0.4);

    --text-primary: #f0f6fc;
    --text-secondary: #8b949e;
    --text-muted: #586069;

    --color-primary: #00a3ff;
    --color-primary-rgb: 0, 163, 255;
    --color-accent: #8a2be2;
    --color-success: #3fb950;
    --color-danger: #f85149;
    --color-warning: #d29922;

    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-code: 'Fira Code', 'Courier New', Courier, monospace;

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 15px rgba(0, 163, 255, 0.25);
    --border-radius: 12px;
    --transition-speed: 0.25s;
}

/* CSS Reset & General */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-speed);
}

a:hover {
    color: #4dc2ff;
    text-decoration: underline;
}

/* Layout */
.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.app-header {
    background: rgba(13, 17, 23, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    font-size: 1.75rem;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 5px rgba(0, 163, 255, 0.4));
}

.logo-text h1 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    background: linear-gradient(to right, #ffffff, #d8e3f0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.badge {
    font-size: 0.7rem;
    background: rgba(138, 43, 226, 0.15);
    border: 1px solid rgba(138, 43, 226, 0.4);
    color: #c792ea;
    padding: 0.1rem 0.5rem;
    border-radius: 20px;
    font-weight: 600;
    text-transform: uppercase;
}

.app-main {
    flex: 1;
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding: 2.5rem 1.5rem;
}

.app-footer-bar {
    border-top: 1px solid var(--border-color);
    padding: 1.5rem;
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Card Component */
.card {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-speed) ease, border-color var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
}

.card:hover {
    border-color: rgba(48, 54, 61, 1);
}

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

.card-header h3 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 600;
    color: #ffffff;
}

/* Typography elements */
.section-header {
    margin-bottom: 2rem;
}

.section-header h2 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 0.5rem;
    background: linear-gradient(to right, #ffffff, #bdcddc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Forms & Inputs */
.form-group {
    margin-bottom: 1.25rem;
}

.form-group.inline {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0;
}

.form-group.inline label {
    margin-bottom: 0;
    white-space: nowrap;
}

.form-row {
    display: flex;
    gap: 1.5rem;
}

.form-group.col {
    flex: 1;
}

label {
    display: block;
    color: var(--text-primary);
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

input[type="text"],
input[type="url"],
input[type="number"],
input[type="password"],
input[type="email"],
select,
textarea {
    width: 100%;
    background-color: rgba(13, 17, 23, 0.7);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    font-family: var(--font-body);
    font-size: 0.9rem;
    outline: none;
    transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
}

input[type="text"]:focus,
input[type="url"]:focus,
input[type="number"]:focus,
select:focus,
textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 8px rgba(0, 163, 255, 0.2);
}

.help-text {
    display: block;
    color: var(--text-secondary);
    font-size: 0.75rem;
    margin-top: 0.35rem;
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.65rem 1.25rem;
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all var(--transition-speed) cubic-bezier(0.4, 0, 0.2, 1);
    outline: none;
    gap: 0.5rem;
}

.btn-primary {
    background-color: var(--color-primary);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(0, 163, 255, 0.3);
}

.btn-primary:hover {
    background-color: #26b2ff;
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(0, 163, 255, 0.45), var(--shadow-glow);
}

.btn-secondary {
    background-color: rgba(33, 38, 45, 0.8);
    border-color: var(--border-color);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background-color: rgba(48, 54, 61, 0.8);
    border-color: #8b949e;
}

.btn-accent {
    background-color: var(--color-accent);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(138, 43, 226, 0.3);
}

.btn-accent:hover {
    background-color: #9d46ec;
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(138, 43, 226, 0.45);
}

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

.btn-danger:hover {
    background-color: #ff6e67;
}

.btn-sm {
    padding: 0.35rem 0.75rem;
    font-size: 0.75rem;
}

.btn:active {
    transform: translateY(1px);
}

/* Projects Table & Dashboard */
.dashboard-controls {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin-bottom: 1.5rem;
}

.search-box {
    flex: 1;
    position: relative;
}

.search-icon {
    position: absolute;
    left: 0.85rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.search-box input {
    padding-left: 2.25rem;
}

.sort-box {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
}

.sort-box select {
    padding: 0.65rem 2rem 0.65rem 1rem;
    width: auto;
}

.table-responsive {
    overflow-x: auto;
    width: 100%;
}

.projects-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.projects-table th,
.projects-table td {
    padding: 0.85rem 1rem;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
}

.projects-table th {
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.projects-table tbody tr {
    transition: background-color var(--transition-speed);
}

.projects-table tbody tr:hover {
    background-color: rgba(29, 36, 46, 0.4);
}

.actions-col {
    text-align: right;
}

.action-buttons-group {
    display: inline-flex;
    gap: 0.5rem;
}

/* Spinner */
.loading-spinner {
    border: 3px solid rgba(255, 255, 255, 0.05);
    border-top: 3px solid var(--color-primary);
    border-radius: 50%;
    width: 28px;
    height: 28px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* Back Link */
.back-link {
    cursor: pointer;
    display: inline-block;
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    transition: color var(--transition-speed);
}

.back-link:hover {
    color: #ffffff;
}

/* Crawler Panel */
.crawler-bar {
    background: linear-gradient(135deg, rgba(22, 27, 34, 0.8), rgba(13, 17, 23, 0.9));
    border-color: rgba(0, 163, 255, 0.2);
}

.crawler-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 1.25rem;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-value {
    font-size: 1.2rem;
    font-weight: 700;
    color: #ffffff;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    background-color: var(--color-success);
    border-radius: 50%;
    display: inline-block;
}

.status-dot.pulsing {
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(63, 185, 80, 0.7);
    }

    70% {
        box-shadow: 0 0 0 8px rgba(63, 185, 80, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(63, 185, 80, 0);
    }
}

.crawler-progress {
    margin-bottom: 1.25rem;
}

.progress-bar-bg {
    background-color: rgba(48, 54, 61, 0.5);
    height: 8px;
    border-radius: 10px;
    overflow: hidden;
}

.progress-bar-fill {
    background: linear-gradient(to right, var(--color-primary), var(--color-accent));
    height: 100%;
    border-radius: 10px;
    transition: width 0.3s ease;
    box-shadow: 0 0 10px rgba(0, 163, 255, 0.5);
}

.crawler-controls {
    display: flex;
    gap: 0.75rem;
    justify-content: flex-end;
}

/* Activity Log */
.log-card .card-header {
    border-bottom: 1px solid var(--border-color);
}

.crawl-log {
    background-color: #05070a;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    height: 160px;
    padding: 0.75rem 1rem;
    font-family: var(--font-code);
    font-size: 0.75rem;
    overflow-y: auto;
    color: #e6edf3;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.log-entry {
    line-height: 1.4;
}

.log-entry.success {
    color: var(--color-success);
}

.log-entry.error {
    color: var(--color-danger);
}

.log-entry.warn {
    color: var(--color-warning);
}

.log-entry.system {
    color: var(--color-primary);
}

/* Sitemap list selection */
.sitemap-filters {
    display: flex;
    gap: 0.5rem;
}

.sitemap-helper {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-bottom: 1.5rem;
}

.sitemap-checklist {
    max-height: 400px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    background-color: rgba(13, 17, 23, 0.4);
    margin-bottom: 1.5rem;
}

.sitemap-checklist ul {
    list-style: none;
    padding-left: 0;
}

.sitemap-item {
    display: flex;
    align-items: center;
    padding: 0.45rem 0.5rem;
    border-radius: 6px;
    transition: background-color var(--transition-speed);
}

.sitemap-item:hover {
    background-color: rgba(255, 255, 255, 0.03);
}

.sitemap-item label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0;
    cursor: pointer;
    width: 100%;
}

.sitemap-item input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--color-primary);
    cursor: pointer;
}

.sitemap-item .page-title {
    font-weight: 500;
    color: #ffffff;
}

.sitemap-item .page-url {
    color: var(--text-secondary);
    font-size: 0.75rem;
    font-family: var(--font-code);
}

.sitemap-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Editors */
.editor-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1px;
}

.tab-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    padding: 0.75rem 1.25rem;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    position: relative;
    transition: color var(--transition-speed);
}

.tab-btn:hover {
    color: #ffffff;
}

.tab-btn.active {
    color: var(--color-primary);
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--color-primary);
    box-shadow: 0 0 8px rgba(0, 163, 255, 0.8);
}

.tab-content {
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(4px);
    }

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

.editor-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1.5rem;
    align-items: start;
    margin-bottom: 1.5rem;
}

.editor-pane {
    padding: 0;
    overflow: hidden;
}

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

.pane-header h3 {
    font-size: 0.95rem;
    font-weight: 600;
}

.standard-badge {
    background-color: rgba(63, 185, 80, 0.15);
    border: 1px solid var(--color-success);
    color: var(--color-success);
    font-size: 0.75rem;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-weight: 600;
}

.code-editor-wrapper {
    display: flex;
    background-color: #0d1117;
    height: 480px;
}

.line-numbers {
    width: 45px;
    border-right: 1px solid var(--border-color);
    padding: 1rem 0;
    text-align: right;
    color: #484f58;
    font-family: var(--font-code);
    font-size: 0.8rem;
    line-height: 1.5;
    user-select: none;
    overflow: hidden;
    background-color: rgba(0, 0, 0, 0.15);
}

.code-textarea {
    flex: 1;
    border: none;
    background: none;
    font-family: var(--font-code);
    font-size: 0.85rem;
    line-height: 1.5;
    color: #e6edf3;
    padding: 1rem;
    resize: none;
    height: 100%;
    outline: none;
    border-radius: 0;
    overflow-y: auto;
}

.code-textarea:focus {
    box-shadow: none;
    border: none;
}

.info-pane {
    height: 100%;
}

.info-pane h3 {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    margin-bottom: 1rem;
    color: #ffffff;
}

.guide-content {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.guide-content p {
    margin-bottom: 0.75rem;
}

.guide-content ul {
    margin-left: 1.25rem;
    margin-bottom: 1rem;
}

.guide-content li {
    margin-bottom: 0.35rem;
}

.alert {
    background-color: rgba(56, 139, 253, 0.1);
    border: 1px solid rgba(56, 139, 253, 0.2);
    border-radius: 6px;
    padding: 0.75rem;
    margin-top: 1rem;
    color: #58a6ff;
}

.alert strong {
    color: #ffffff;
}

/* Export Panel */
.export-panel {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-color: rgba(138, 43, 226, 0.3);
}

.export-version-settings {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.export-actions {
    display: flex;
    gap: 0.75rem;
}

/* History Layout */
.history-layout {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 1.5rem;
    align-items: start;
}

.version-list-items {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-height: 500px;
    overflow-y: auto;
}

.version-item {
    border: 1px solid var(--border-color);
    background-color: rgba(0, 0, 0, 0.15);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    cursor: pointer;
    transition: all var(--transition-speed);
}

.version-item:hover {
    border-color: #8b949e;
    background-color: rgba(255, 255, 255, 0.02);
}

.version-item.active {
    border-color: var(--color-primary);
    background-color: rgba(0, 163, 255, 0.05);
    box-shadow: 0 0 10px rgba(0, 163, 255, 0.1);
}

.version-item h4 {
    font-size: 0.9rem;
    color: #ffffff;
}

.version-item .v-date {
    font-size: 0.7rem;
    color: var(--text-secondary);
    display: block;
    margin-top: 0.25rem;
}

.version-details-card {
    min-height: 350px;
    display: flex;
    flex-direction: column;
}

.placeholder-text {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 0.9rem;
    text-align: center;
    padding: 2rem;
}

.placeholder-text.select-prompt {
    font-style: italic;
}

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

.details-header h3 {
    font-size: 1.2rem;
    font-family: var(--font-heading);
    color: #ffffff;
}

.details-header .timestamp {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.details-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.details-stats .stat-box {
    background-color: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.75rem;
    text-align: center;
}

.details-stats .num {
    display: block;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary);
}

.details-stats .lbl {
    font-size: 0.7rem;
    color: var(--text-secondary);
    text-transform: uppercase;
}

.details-actions {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.details-pages-list h4 {
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.75rem;
}

.details-pages-list ul {
    list-style: none;
    max-height: 250px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 0.5rem;
    background-color: rgba(0, 0, 0, 0.1);
}

.details-pages-list li {
    font-size: 0.8rem;
    padding: 0.35rem 0.5rem;
    border-bottom: 1px solid rgba(48, 54, 61, 0.4);
    display: flex;
    justify-content: space-between;
}

.details-pages-list li:last-child {
    border-bottom: none;
}

.details-pages-list .p-title {
    color: #ffffff;
    font-weight: 500;
}

.details-pages-list .p-url {
    color: var(--text-muted);
    font-family: var(--font-code);
}

/* Helpers */
.hidden {
    display: none !important;
}

.text-glow {
    text-shadow: 0 0 8px rgba(0, 163, 255, 0.5);
    color: var(--color-primary);
}

.max-width-md {
    max-width: 680px;
    margin-left: auto;
    margin-right: auto;
}

/* Toasts styling */
.toast-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.toast {
    background-color: rgba(22, 27, 34, 0.95);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.85rem 1.25rem;
    color: #ffffff;
    font-size: 0.85rem;
    min-width: 250px;
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    animation: slideIn 0.3s ease, fadeOut 0.3s ease 4.7s forwards;
    backdrop-filter: blur(10px);
}

.toast.success {
    border-color: var(--color-success);
}

.toast.error {
    border-color: var(--color-danger);
}

.toast.info {
    border-color: var(--color-primary);
}

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

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

@keyframes fadeOut {
    from {
        opacity: 1;
    }

    to {
        opacity: 0;
    }
}

/* Scrollbar Customization */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-main);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* AI Agent Configuration Guide Styles */
.config-guide-card {
    border-color: rgba(0, 163, 255, 0.15);
    margin-top: 1.5rem;
}

.guide-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 1rem;
}

@media (max-width: 768px) {
    .guide-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

.guide-col h4 {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 0.5rem;
}

.guide-text {
    font-size: 0.825rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    line-height: 1.5;
}

.code-block {
    background-color: #05070a;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 0.85rem 1rem;
    overflow-x: auto;
    max-height: 250px;
}

.code-block code {
    font-family: var(--font-code);
    font-size: 0.75rem;
    line-height: 1.5;
    color: #38bdf8;
    /* light cyan */
    white-space: pre;
}

/* Radio Button Layouts */
.radio-group {
    display: flex;
    gap: 2rem;
    margin-top: 0.5rem;
    background-color: rgba(13, 17, 23, 0.4);
    border: 1px solid var(--border-color);
    padding: 0.75rem 1.25rem;
    border-radius: 8px;
    width: 100%;
}

@media (max-width: 576px) {
    .radio-group {
        flex-direction: column;
        gap: 0.75rem;
    }
}

.radio-label {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    margin-bottom: 0;
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--text-primary);
    user-select: none;
}

.radio-label input[type="radio"] {
    width: 18px;
    height: 18px;
    accent-color: var(--color-primary);
    cursor: pointer;
}

/* User Login Layout */
.login-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 60vh;
    padding: 1rem;
}

.login-card {
    max-width: 420px;
    width: 100%;
    background: rgba(22, 27, 34, 0.85);
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.7);
    padding: 2.5rem;
    position: relative;
    overflow: hidden;
}

.login-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 163, 255, 0.08) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
}

.login-logo {
    text-align: center;
    margin-bottom: 2rem;
    position: relative;
    z-index: 1;
}

.login-logo h2 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    margin-top: 0.5rem;
    background: linear-gradient(135deg, #ffffff, #bdcddc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.login-logo p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.login-logo .logo-icon {
    font-size: 2.5rem;
}

.login-card form {
    position: relative;
    z-index: 1;
}

/* User Profile Badge in Header */
.user-profile-menu {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    padding: 0.35rem 0.75rem;
    border-radius: 30px;
}

.profile-badge {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-primary);
    max-width: 150px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Modals System */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal.hidden {
    display: none;
}

.modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(11, 14, 20, 0.85);
    backdrop-filter: blur(8px);
}

.modal-content {
    position: relative;
    max-width: 450px;
    width: 90%;
    background: #0f131a;
    border: 1px solid var(--border-color-glow);
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.8), var(--shadow-glow);
    border-radius: var(--border-radius);
    padding: 2rem !important;
    margin-bottom: 0 !important;
    animation: modalSlideIn 0.25s ease-out;
    z-index: 1001;
}

@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;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.75rem;
    margin-bottom: 1.25rem;
}

.modal-header h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 600;
    color: #ffffff;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    line-height: 1;
    transition: color var(--transition-speed);
}

.modal-close:hover {
    color: var(--color-danger);
}

/* Project Checklist inside Modals */
.project-checklist-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.25rem;
}

.project-checklist-grid label input[type="checkbox"] {
    accent-color: var(--color-primary);
    width: 15px;
    height: 15px;
}

/* Card Nested / Collapsible Form Elements */
.card-nested {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    margin-top: 1.5rem;
    margin-bottom: 1.5rem;
    overflow: hidden;
}

.collapsible-trigger {
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.04);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-primary);
    user-select: none;
    transition: background var(--transition-speed);
}

.collapsible-trigger:hover {
    background: rgba(255, 255, 255, 0.08);
}

.collapsible-content {
    padding: 1.25rem 1.25rem 0.5rem 1.25rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.section-helper-text {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
    line-height: 1.4;
}

.input-split {
    display: flex;
    gap: 0.75rem;
}