/* KELP - Key Event Log Parser */

:root {
    /* Deep ocean background */
    --bg-primary: #0a1a1f;
    --bg-secondary: #0f2428;
    --bg-tertiary: #163336;
    /* Sea foam and kelp text */
    --text-primary: #d4e8e4;
    --text-secondary: #7a9e97;
    /* Kelp greens */
    --accent-primary: #4a7c59;
    --accent-secondary: #8fbc8f;
    /* Ocean depths */
    --border-color: #2a4a4a;
    --success: #6b8e6b;
    --warning: #c4a35a;
    --error: #a65d57;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
header {
    background: var(--bg-secondary);
    padding: 1rem 2rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

header .logo {
    width: 40px;
    height: 40px;
}

header h1 {
    font-size: 1.5rem;
    color: var(--accent-secondary);
    font-weight: 700;
    letter-spacing: 0.1em;
}

header .subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-left: 0.5rem;
    padding-left: 1rem;
    border-left: 1px solid var(--border-color);
}

/* Main */
main {
    flex: 1;
    padding: 1rem 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Footer */
footer {
    background: var(--bg-secondary);
    padding: 0.75rem 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.8rem;
}

/* OOBI Input */
.oobi-input {
    background: var(--bg-secondary);
    padding: 1rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.oobi-input form {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.oobi-input label {
    font-weight: 500;
    white-space: nowrap;
}

.oobi-input input {
    flex: 1;
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 0.9rem;
    font-family: monospace;
}

.oobi-input input:focus {
    outline: none;
    border-color: var(--accent-primary);
}

.oobi-input button {
    padding: 0.5rem 1.5rem;
    background: var(--accent-primary);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 500;
    transition: background 0.2s;
}

.oobi-input button:hover {
    background: #3d6a4a;
}

/* Filter Bar */
.filter-bar {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    padding: 0.5rem 0;
}

.filter-bar span {
    color: var(--text-secondary);
    margin-right: 0.5rem;
}

.filter-bar button {
    padding: 0.25rem 0.75rem;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.85rem;
    transition: all 0.2s;
}

.filter-bar button:hover {
    border-color: var(--accent-secondary);
}

.filter-bar button.active {
    background: var(--accent-secondary);
    border-color: var(--accent-secondary);
}

.filter-separator {
    width: 1px;
    height: 1.5em;
    background: var(--border-color);
    margin: 0 0.5rem;
}

.filter-bar .toggle-aids {
    margin-left: auto;
    background: var(--bg-secondary);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.filter-bar .toggle-aids:hover {
    background: var(--accent-primary);
    color: white;
}

.filter-bar .toggle-aids.active {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: white;
}

/* Content Grid */
.content-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 1rem;
    flex: 1;
    min-height: 0;
}

/* Panel containers */
.event-list-container,
.event-detail-container {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.panel-header {
    background: var(--bg-tertiary);
    padding: 0.5rem 1rem;
    font-weight: 500;
    border-bottom: 1px solid var(--border-color);
}

/* Event List */
#event-list {
    flex: 1;
    overflow-y: auto;
}

.event-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.event-item {
    padding: 0.5rem 1rem;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    display: flex;
    gap: 0.5rem;
    align-items: center;
    font-family: monospace;
    font-size: 0.85rem;
    transition: background 0.15s;
}

/* Flat list layout - stack vertically */
.flat-list .event-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
}

.flat-list .event-row {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.flat-list .aid-full {
    font-size: 0.75rem;
    color: var(--accent-secondary);
    word-break: break-all;
    background: transparent;
    padding: 0;
}

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

.event-item.selected {
    background: var(--bg-tertiary);
    border-left: 3px solid var(--accent-primary);
}

.event-item .seq {
    color: var(--text-secondary);
    white-space: nowrap;
}

.event-item .type {
    font-weight: 600;
    min-width: 3em;
}

/* Event types coloring */
.type-icp { color: #4caf50; }
.type-rot { color: #ff9800; }
.type-ixn { color: #2196f3; }
.type-dip { color: #9c27b0; }
.type-drt { color: #e91e63; }
.type-rct { color: #00bcd4; }
.type-qry { color: #8bc34a; }
.type-rpy { color: #03a9f4; }
.type-pro { color: #cddc39; }
.type-bar { color: #9e9e9e; }
.type-exn { color: #ff5722; }

/* CESR Version styling */
.version-badge {
    background: var(--bg-tertiary);
    font-size: 0.75rem;
}

.version-badge.version-1 {
    border-left: 2px solid var(--accent-secondary);
}

.version-badge.version-2 {
    border-left: 2px solid var(--warning);
}

/* Version indicator in event list */
.version-indicator {
    font-size: 0.7rem;
    color: var(--text-secondary);
    margin-left: auto;
    padding: 0.1rem 0.3rem;
    border-radius: 2px;
    background: var(--bg-primary);
}

/* Version-based left border for list items */
.event-item.version-1 {
    border-left: 2px solid var(--accent-secondary);
}

.event-item.version-2 {
    border-left: 2px solid var(--warning);
}

.event-item.version-1.selected,
.event-item.version-2.selected {
    border-left-width: 3px;
}

/* AID Accordion (for witness views) */
.aid-accordion {
    padding: 0;
    margin: 0;
}

.aid-group {
    border-bottom: 1px solid var(--border-color);
}

.aid-group:last-child {
    border-bottom: none;
}

.aid-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--bg-tertiary);
    cursor: pointer;
    user-select: none;
    transition: background 0.15s;
}

.aid-header:hover {
    background: #1e4040;
}

.aid-group[open] > .aid-header {
    border-bottom: 1px solid var(--border-color);
}

.aid-full {
    color: var(--accent-secondary);
    font-weight: 500;
    font-family: monospace;
    font-size: 0.8rem;
    word-break: break-all;
}

.event-count {
    color: var(--text-secondary);
    font-size: 0.75rem;
    flex-shrink: 0;
    background: var(--bg-primary);
    padding: 0.15rem 0.5rem;
    border-radius: 3px;
}

.aid-group .event-list {
    margin: 0;
    padding: 0;
}

.aid-group .event-item {
    padding-left: 1.5rem;
}

/* Event Detail */
#event-detail {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
}

.event-detail {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

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

.badge {
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-weight: 600;
    font-size: 0.85rem;
    background: var(--bg-tertiary);
}

.meta-item {
    font-size: 0.9rem;
}

.meta-item code {
    background: var(--bg-primary);
    padding: 0.1rem 0.4rem;
    border-radius: 3px;
    font-size: 0.85rem;
}

/* Copy Raw button */
.copy-raw-btn {
    margin-left: auto;
    padding: 0.25rem 0.75rem;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.8rem;
    transition: all 0.2s;
}

.copy-raw-btn:hover {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
}

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

/* Identifier row */
.identifier-row {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    font-size: 0.9rem;
}

.identifier-row strong {
    color: var(--text-secondary);
}

/* Full value display - monospace, word-break */
.full-value {
    font-family: monospace;
    font-size: 0.8rem;
    background: var(--bg-primary);
    padding: 0.25rem 0.5rem;
    border-radius: 3px;
    word-break: break-all;
    color: var(--accent-secondary);
    display: block;
}

/* JSON section */
.json-section h3,
.attachments-section h3 {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.json-content {
    background: var(--bg-primary);
    padding: 1rem;
    border-radius: 4px;
    overflow-x: auto;
    font-size: 0.85rem;
    line-height: 1.5;
    white-space: pre-wrap;
    word-break: break-all;
}

/* Attachments */
.attachment-item {
    padding: 0.75rem;
    background: var(--bg-primary);
    border-radius: 4px;
    margin-bottom: 0.5rem;
    font-size: 0.85rem;
    border-left: 3px solid var(--accent-secondary);
}

.attachment-header {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    margin-bottom: 0.5rem;
}

.attachment-type {
    font-weight: 600;
    color: var(--accent-secondary);
}

.attachment-code {
    color: var(--text-secondary);
    font-family: monospace;
    font-size: 0.8rem;
}

.attachment-count {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.attachment-materials {
    margin-top: 0.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.material-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding: 0.5rem;
    background: var(--bg-secondary);
    border-radius: 4px;
}

.material-label {
    color: var(--text-secondary);
    font-size: 0.75rem;
    font-family: monospace;
}

.material-item .full-value {
    background: var(--bg-primary);
}

.attachment-raw {
    margin-top: 0.25rem;
}

/* Empty / No selection states */
.empty-state,
.no-selection {
    text-align: center;
    padding: 3rem;
    color: var(--text-secondary);
}

.empty-state .example {
    font-family: monospace;
    font-size: 0.85rem;
    margin-top: 1rem;
    color: var(--text-secondary);
    opacity: 0.7;
}

.no-events {
    padding: 1rem;
    text-align: center;
    color: var(--text-secondary);
}

/* Messages */
.message {
    background: var(--accent-secondary);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    margin-bottom: 1rem;
}

.error-message {
    background: var(--error);
    color: white;
    padding: 0.75rem 1rem;
    border-radius: 4px;
}

/* HTMX loading indicator */
.htmx-request {
    opacity: 0.7;
}

.htmx-request .event-item {
    pointer-events: none;
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

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

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

/* Responsive */
@media (max-width: 900px) {
    .content-grid {
        grid-template-columns: 1fr;
        grid-template-rows: 1fr 1fr;
    }
}