/* Theme: CSS custom properties */
:root {
    --bg-page: #f5f5f5;
    --bg-container: #ffffff;
    --bg-header: #ffffff;
    --bg-baton: #f8f9fa;
    --bg-secret: #ffffff;
    --bg-copy-btn: #f0f0f0;
    --bg-copy-btn-hover: #e0e0e0;
    --bg-success: #d4edda;
    --bg-error: #f8d7da;
    --text-primary: #333333;
    --text-secondary: #666666;
    --text-muted: #999999;
    --text-success: #155724;
    --text-error: #721c24;
    --border: #cccccc;
    --border-tab: #dee2e6;
    --border-success: #28a745;
    --color-primary: #007bff;
    --color-primary-hover: #bcdffb;
    --color-danger: #dc3545;
    --color-danger-hover: #c82333;
    --color-secondary: #6c757d;
    --color-secondary-hover: #5a6268;
    --color-disabled: #cccccc;
    --color-warning: #856404;
    --shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-logo: 0 2px 4px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] {
    --bg-page: #1a1a1a;
    --bg-container: #2d2d2d;
    --bg-header: #2d2d2d;
    --bg-baton: #3a3a3a;
    --bg-secret: #252525;
    --bg-copy-btn: #404040;
    --bg-copy-btn-hover: #505050;
    --bg-success: #1e4620;
    --bg-error: #4a2022;
    --text-primary: #e8e8e8;
    --text-secondary: #b0b0b0;
    --text-muted: #909090;
    --text-success: #7dce82;
    --text-error: #f5a0a5;
    --border: #505050;
    --border-tab: #505050;
    --border-success: #28a745;
    --color-primary: #4da3ff;
    --color-primary-hover: #2d7fd4;
    --color-danger: #e85d6a;
    --color-danger-hover: #d94552;
    --color-secondary: #8a9199;
    --color-secondary-hover: #9ea5ad;
    --color-disabled: #606060;
    --color-warning: #d4a017;
    --shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    --shadow-logo: 0 3px 6px rgba(0, 0, 0, 0.9);
}

/* Page load overlay with indeterminate spinner */
.page-loader {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-page);
    z-index: 9999;
    transition: opacity 0.2s ease, visibility 0.2s ease;
}

.page-loader.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.page-loader-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: page-loader-spin 0.8s linear infinite;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: self-start;
    min-height: 100vh;
    background-color: var(--bg-page);
    margin: 40px;
}

.container {
    background-color: var(--bg-container);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    width: 90%;
    max-width: 600px;
    min-width: 500px;
}

.header-container {
    background-color: var(--bg-header);
    text-align: center;
    margin: 1rem 0;
    padding: 1rem;
    max-width: 600px;
    min-width: 500px;
}

h2 {
    color: var(--text-primary);
    margin-bottom: 0;
    text-align: center;
}

h4 {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    text-align: center;
    margin-top: .5rem;
}

.divider {
    border-top: 1px solid var(--border);
    margin: 0;
}

.logo-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 1rem 0;
    width: 100%;
}

.aof-logo-wrapper {
    display: inline-block;
}

.aof-logo {
    width: auto;
    max-width: 200px;
    height: auto;
}

.aof-logo-dark {
    display: none;
}

[data-theme="dark"] .aof-logo-light {
    display: none;
}

[data-theme="dark"] .aof-logo-dark {
    display: block;
}

.relay-logo {
    width: auto;
    max-width: 90px;
    height: auto;
    border-radius: 8px;
    box-shadow: var(--shadow-logo);
}

.tabs {
    position: relative;
    margin-top: 1rem;
}

.tabs input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.tab-list {
    display: flex;
    gap: 0;
    border-bottom: 2px solid var(--border-tab);
    margin-bottom: .5rem;
}

.tab-list label {
    padding: 0.75rem 1.25rem;
    cursor: pointer;
    font-weight: 500;
    color: var(--color-secondary);
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
    transition: color 0.2s, border-color 0.2s;
}

.tab-list label:hover {
    color: var(--text-primary);
}

#tab-create:checked~.tab-list label[for="tab-create"],
#tab-passed:checked~.tab-list label[for="tab-passed"],
#tab-received:checked~.tab-list label[for="tab-received"] {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

.tab-panel {
    display: none;
    padding-top: 1.5rem;
}

#tab-create:checked~.tab-panel-create,
#tab-passed:checked~.tab-panel-passed,
#tab-received:checked~.tab-panel-received {
    display: block;
}

.section {
    margin-bottom: 0;
    padding-top: 1.5rem;
}

.section:first-of-type {
    border-top: none;
    padding-top: 0;
}

.section-title {
    color: var(--text-primary);
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

input,
textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border);
    border-radius: 4px;
    font-size: 1rem;
    box-sizing: border-box;
    margin-bottom: 1rem;
    font-family: inherit;
    background-color: var(--bg-container);
    color: var(--text-primary);
}

textarea {
    resize: vertical;
    min-height: 80px;
}

button {
    background-color: var(--color-primary);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.3s ease;
    width: 100%;
    margin-bottom: 0.5rem;
}

button:disabled {
    background-color: var(--color-disabled);
    cursor: not-allowed;
}

button:hover:not(:disabled) {
    background-color: var(--color-primary-hover);
}

button.danger {
    background-color: var(--color-danger);
}

button.danger:hover:not(:disabled) {
    background-color: var(--color-danger-hover);
}

button.secondary {
    background-color: var(--color-secondary);
}

button.secondary:hover:not(:disabled) {
    background-color: var(--color-secondary-hover);
}

#status {
    margin-top: 1rem;
    padding: 10px;
    border-radius: 4px;
    display: none;
}

.success {
    background-color: var(--bg-success);
    color: var(--text-success);
}

.error {
    background-color: var(--bg-error);
    color: var(--text-error);
}

.baton-list {
    margin-top: 1rem;
}

.baton-item {
    background-color: var(--bg-baton);
    padding: 1rem;
    border-radius: 4px;
    margin-bottom: 0.5rem;
    border-left: 3px solid var(--color-primary);
}

.baton-item.expired {
    border-left-color: var(--color-secondary);
    opacity: 0.6;
}

.baton-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 0.5rem;
}

.baton-title {
    font-weight: bold;
    color: var(--text-primary);
}

.baton-meta {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.baton-actions {
    margin-top: 0.5rem;
}

.baton-actions button {
    width: auto;
    padding: 6px 12px;
    font-size: 0.9rem;
    margin-right: 0.5rem;
}

.secret-display {
    background-color: var(--bg-secret);
    border: 1px solid var(--border);
    padding: 10px;
    border-radius: 4px;
    font-family: monospace;
    word-break: break-all;
    margin-top: 0.5rem;
    color: var(--text-primary);
}

.secret-countdown {
    margin-top: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.secret-countdown.warning {
    color: var(--color-warning);
    font-weight: 500;
}

.copy-secret-btn {
    margin-top: 0.5rem;
    padding: 6px 12px;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    color: var(--text-primary);
    background: var(--bg-copy-btn);
    border: 1px solid var(--border);
    border-radius: 4px;
}

.copy-secret-btn:hover {
    background: var(--bg-copy-btn-hover);
    color: var(--text-primary);
}

.copy-secret-btn.copied {
    background: var(--bg-success);
    border-color: var(--border-success);
    color: var(--text-success);
}

i {
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-style: italic;
}

.loading {
    text-align: center;
    color: var(--text-secondary);
    padding: 1rem;
}

.hidden {
    display: none;
}

.auth-status {
    text-align: right;
    padding: 0 0 1rem 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.auth-status button {
    width: auto;
    padding: 6px 12px;
    font-size: 0.85rem;
    margin: 0 0 0 0.5rem;
}

.header-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    margin-bottom: 0.5rem;
}

.theme-toggle {
    text-align: left;
    padding: 0 0 1rem 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.theme-toggle button {
    width: auto;
    padding: 6px 12px;
    font-size: 0.85rem;
    margin: 0 0 0 0.5rem;
    background-color: var(--color-secondary);
}

.theme-toggle button:hover:not(:disabled) {
    background-color: var(--color-secondary-hover);
}

.text-muted {
    color: var(--text-secondary);
}

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