/*
 * Mission Control — Ghost Digital Brand
 * Signal // Noise — Brutalist-Digital with Raw Energy
 */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;500;600;700&family=Space+Mono:wght@400;700&display=swap');

:root {
    /* Ghost Digital Color Palette */
    --paper-white: #FAFAF8;
    --dense-black: #111111;
    --electric-coral: #FF4D4D;
    --terminal-green: #00FF41;

    /* Derived colors */
    --grid-line: rgba(17, 17, 17, 0.08);
    --border-heavy: rgba(17, 17, 17, 0.15);
    --text-muted: rgba(17, 17, 17, 0.5);

    /* Priority colors */
    --priority-high: #FF4D4D;
    --priority-medium: #111111;
    --priority-low: rgba(17, 17, 17, 0.4);
}

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

body {
    font-family: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--paper-white);
    color: var(--dense-black);
    min-height: 100vh;
    /* Visible grid background */
    background-image:
        linear-gradient(var(--grid-line) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
    background-size: 20px 20px;
}

/* ============================================
   HEADER — Technical, dense
   ============================================ */

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    border-bottom: 2px solid var(--dense-black);
    background: var(--paper-white);
    margin-bottom: 3rem; /* Space for avatar tooltips */
    position: relative;
    z-index: 100;
}

header h1 {
    font-family: 'Space Mono', monospace;
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

header h1::before {
    content: 'GHOST // ';
    color: var(--text-muted);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 2rem;
    overflow: visible; /* Allow tooltips to extend */
}

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

/* ============================================
   TEAM AVATARS — Agent profiles
   ============================================ */

.team-avatars {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    overflow: visible; /* Allow tooltips to extend */
}

.avatar {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    cursor: pointer;
}

.avatar img {
    width: 80px;
    height: 80px;
    border-radius: 0; /* Hard edges per brand */
    border: 2px solid var(--dense-black);
    object-fit: cover;
    filter: grayscale(100%);
    transition: none;
}

.avatar:hover img {
    filter: grayscale(0%);
    border-color: var(--electric-coral);
}

.avatar-label {
    font-family: 'Space Mono', monospace;
    font-size: 0.625rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    font-weight: 700;
}

.avatar:hover .avatar-label {
    color: var(--electric-coral);
}

/* Tooltip for role on hover */
.avatar::after {
    content: attr(data-role);
    position: absolute;
    top: 100%; /* Position below avatar */
    left: 50%;
    transform: translateX(-50%);
    margin-top: 0.5rem;
    font-family: 'Space Mono', monospace;
    font-size: 0.5625rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--paper-white);
    background: var(--dense-black);
    padding: 0.375rem 0.625rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    z-index: 200;
}

.avatar:hover::after {
    opacity: 1;
}

/* ============================================
   BUTTONS — Hard edges, binary states
   ============================================ */

.btn {
    padding: 0.625rem 1.25rem;
    border: 2px solid var(--dense-black);
    border-radius: 0; /* Hard edges */
    background-color: var(--paper-white);
    color: var(--dense-black);
    cursor: pointer;
    font-family: 'Space Mono', monospace;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: none; /* Binary, no easing */
}

.btn:hover {
    background-color: var(--dense-black);
    color: var(--paper-white);
}

.btn-primary {
    background-color: var(--electric-coral);
    border-color: var(--electric-coral);
    color: var(--paper-white);
}

.btn-primary:hover {
    background-color: var(--dense-black);
    border-color: var(--dense-black);
}

.btn-danger {
    background-color: transparent;
    border-color: var(--electric-coral);
    color: var(--electric-coral);
}

.btn-danger:hover {
    background-color: var(--electric-coral);
    color: var(--paper-white);
}

/* ============================================
   BOARD LAYOUT — Visible structure
   ============================================ */

.board {
    display: flex;
    gap: 0;
    padding: 0 2rem; /* Grid background visible on sides */
    overflow-x: auto;
    min-height: calc(100vh - 180px); /* Adjusted for header margin */
    justify-content: center; /* Center columns */
}

.board .column {
    flex: 1 1 0; /* Equal width columns that expand */
    min-width: 200px;
    max-width: 320px;
}

/* ============================================
   COLUMNS — Hard dividers, numbered
   ============================================ */

.column {
    background-color: var(--paper-white);
    border-right: 1px solid var(--border-heavy);
    display: flex;
    flex-direction: column;
    max-height: calc(100vh - 180px); /* Adjusted for header margin */
    position: relative;
}

.column:last-child {
    border-right: none;
}

/* Oversized column numbers */
.column::before {
    content: attr(data-column-number);
    position: absolute;
    top: 3.5rem;
    right: 1rem;
    font-family: 'Space Mono', monospace;
    font-size: 6rem;
    font-weight: 700;
    color: rgba(17, 17, 17, 0.03);
    line-height: 1;
    pointer-events: none;
}

.column[data-column="inbox"]::before { content: '001'; }
.column[data-column="todo"]::before { content: '002'; }
.column[data-column="doing"]::before { content: '003'; }
.column[data-column="test"]::before { content: '004'; }
.column[data-column="approval"]::before { content: '005'; }
.column[data-column="done"]::before { content: '006'; }

.column-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: 1.25rem 1rem;
    border-bottom: 1px solid var(--border-heavy);
}

.column-header h2 {
    font-family: 'Space Mono', monospace;
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--dense-black);
}

.column-header .count {
    font-family: 'Space Mono', monospace;
    font-size: 0.625rem;
    color: var(--text-muted);
}

.cards-container {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
    min-height: 100px;
}

.cards-container.drag-over {
    background-color: rgba(255, 77, 77, 0.05);
}

/* ============================================
   CARDS — Dense information, hard edges
   ============================================ */

.card {
    background-color: var(--paper-white);
    border: 2px solid var(--dense-black);
    border-radius: 0; /* Hard edges */
    padding: 1rem;
    margin-bottom: 0.75rem;
    cursor: pointer;
    border-left: 4px solid var(--dense-black);
    transition: none; /* Binary states */
    position: relative;
    box-shadow: 3px 3px 0 rgba(17, 17, 17, 0.15);
}

.card:hover {
    border-color: var(--dense-black);
    background-color: rgba(17, 17, 17, 0.04);
    box-shadow: 4px 4px 0 rgba(17, 17, 17, 0.25);
}

.card.dragging {
    opacity: 0.3;
}

.card.priority-high {
    border-left-color: var(--electric-coral);
    border-left-width: 5px;
}

.card.priority-medium {
    border-left-color: var(--dense-black);
}

.card.priority-low {
    border-left-color: rgba(17, 17, 17, 0.3);
}

.card-title {
    font-family: 'IBM Plex Sans', sans-serif;
    font-size: 0.9375rem;
    font-weight: 700;
    margin-bottom: 0.625rem;
    line-height: 1.3;
    color: var(--dense-black);
}

.card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: 'Space Mono', monospace;
    font-size: 0.625rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.card-assignee {
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.card-assignee::before {
    content: '//';
    color: var(--electric-coral);
}

.card-tags {
    display: flex;
    gap: 0.375rem;
    flex-wrap: wrap;
    margin-top: 0.625rem;
}

.tag {
    font-family: 'Space Mono', monospace;
    background-color: transparent;
    border: 1px solid var(--border-heavy);
    padding: 0.125rem 0.5rem;
    border-radius: 0;
    font-size: 0.5625rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.card-decomposed-badge {
    display: inline-block;
    font-family: 'Space Mono', monospace;
    background-color: var(--terminal-green);
    color: var(--dense-black);
    padding: 0.125rem 0.375rem;
    border-radius: 0;
    font-size: 0.5625rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-left: 0.5rem;
}

/* ============================================
   MODAL — Technical, structured
   ============================================ */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(17, 17, 17, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal.hidden {
    display: none;
}

.modal-content {
    background-color: var(--paper-white);
    border: 2px solid var(--dense-black);
    border-radius: 0;
    width: 90%;
    max-width: 640px;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    border-bottom: 2px solid var(--dense-black);
}

.modal-header h2 {
    font-family: 'Space Mono', monospace;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

.close-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    font-family: 'Space Mono', monospace;
    line-height: 1;
}

.close-btn:hover {
    color: var(--electric-coral);
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    display: flex;
    justify-content: space-between;
    padding: 1.25rem 1.5rem;
    border-top: 1px solid var(--border-heavy);
}

/* ============================================
   FORMS — Clean, technical
   ============================================ */

.form-group {
    margin-bottom: 1.25rem;
}

.form-row {
    display: flex;
    gap: 1.25rem;
}

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

label {
    display: block;
    font-family: 'Space Mono', monospace;
    font-size: 0.625rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

input[type="text"],
textarea,
select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-heavy);
    border-radius: 0;
    background-color: var(--paper-white);
    color: var(--dense-black);
    font-family: 'IBM Plex Sans', sans-serif;
    font-size: 0.875rem;
}

input[type="text"]:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--dense-black);
    box-shadow: inset 0 0 0 1px var(--dense-black);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    cursor: pointer;
    font-family: 'IBM Plex Sans', sans-serif;
    font-size: 0.875rem;
}

.checkbox-label input[type="checkbox"] {
    width: 1rem;
    height: 1rem;
    accent-color: var(--terminal-green);
}

.help-text {
    font-family: 'Space Mono', monospace;
    font-size: 0.625rem;
    color: var(--text-muted);
    margin-top: 0.375rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.decompose-group {
    background-color: rgba(17, 17, 17, 0.02);
    padding: 1rem;
    border: 1px dashed var(--border-heavy);
    border-radius: 0;
}

/* ============================================
   COMMENTS — Thread structure
   ============================================ */

.comments-section {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-heavy);
}

.comments-section h3 {
    font-family: 'Space Mono', monospace;
    font-size: 0.625rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

#comments-list {
    max-height: 200px;
    overflow-y: auto;
    margin-bottom: 1rem;
}

.comment {
    background-color: rgba(17, 17, 17, 0.02);
    border-left: 2px solid var(--border-heavy);
    padding: 0.75rem 1rem;
    margin-bottom: 0.5rem;
}

.comment-header {
    display: flex;
    justify-content: space-between;
    font-family: 'Space Mono', monospace;
    font-size: 0.5625rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.375rem;
}

.comment-author::before {
    content: '// ';
    color: var(--electric-coral);
}

.comment-text {
    font-family: 'IBM Plex Sans', sans-serif;
    font-size: 0.8125rem;
    line-height: 1.5;
}

.add-comment {
    display: flex;
    gap: 0.5rem;
}

.add-comment input {
    flex: 1;
}

/* ============================================
   SCROLLBAR — Minimal, technical
   ============================================ */

::-webkit-scrollbar {
    width: 4px;
    height: 4px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border-heavy);
}

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

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
    .board {
        flex-direction: column;
        padding: 0 1rem;
    }

    .board .column {
        flex: 0 0 auto;
        max-width: none;
        min-width: auto;
        max-height: 400px;
        border-right: none;
        border-bottom: 1px solid var(--border-heavy);
    }

    .column::before {
        font-size: 4rem;
    }
}