/* Card-Based Argument Map View */

.card-argument-map-container {
    flex: 1;
    width: 100%;
    background-color: var(--bg-light);
    padding-top: var(--spacing-medium);
}

.card-argument-framework-pane {
    display: flex;
    flex-direction: column;
    width: 100%;
    min-height: 100vh;
    padding: var(--spacing-small);
}

/* Zone 1 - Context Strip */
.context-strip {
    display: flex;
    flex-direction: column;
    border-radius: 8px;
}

/* Connector between context card and focused card */
.connector-group {
    display: flex;
    flex-direction: row;
    justify-content: center;
    gap: 4px;
    align-self: center;
    position: relative;
    z-index: 1;
}

.connector {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
    position: relative;
    z-index: 1; /* sits above both zones */
}

.connector-arrowhead {
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
}

.connector-arrowhead-spacer {
    display: none;
}

.connector-line-top {
    width: 2px;
    height: 16px;
}

.connector-pill {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    border: 1.5px solid;
}

.connector-line-bot {
    width: 2px;
    height: 16px;
}

/* Attacks connector — arrow on top, bottom line extends to fill */
.connector.attacks .connector-arrowhead { border-bottom: 7px solid var(--attack-color); }
.connector.attacks .connector-line-top  { background: var(--attack-color); }
.connector.attacks .connector-pill      { background: #f5e8e6; border-color: var(--attack-color); color: var(--attack-color); }
.connector.attacks .connector-line-bot  { background: var(--attack-color); height: 23px; }

/* Supports connector — arrow on top, bottom line extends to fill */
.connector.supports .connector-arrowhead { border-bottom: 7px solid var(--support-color); }
.connector.supports .connector-line-top  { background: var(--support-color); }
.connector.supports .connector-pill      { background: #e6f5ef; border-color: var(--support-color); color: var(--support-color); }
.connector.supports .connector-line-bot  { background: var(--support-color); height: 23px; }

/* Cited connector — arrow on bottom, top line extends to fill */
.connector.cited .connector-arrowhead { border-top: 7px solid var(--cited-color); border-bottom: none; }
.connector.cited .connector-line-top  { background: var(--cited-color); height: 23px; }
.connector.cited .connector-pill      { background: #e6eaf0; border-color: var(--cited-color); color: var(--cited-color); }
.connector.cited .connector-line-bot  { background: var(--cited-color); }

.trimmed-card {
    padding: var(--spacing-medium);
}

.context-navigation {
    display: flex;
    align-items: center;
    gap: var(--spacing-small);
}

.context-navigation .trimmed-card {
    flex: 1;
    min-width: 0;
    max-width: none;
}

.context-nav-btn {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    border: none;
    background-color: var(--primary-dark);
    color: white;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s;
    padding: 0;
}

.context-nav-btn:hover:not(:disabled),
.context-nav-btn:focus:not(:disabled) {
    background-color: var(--primary);
}

.context-nav-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

/* Background and border */
.trimmed-card.context-card {
    background: var(--primary-dark);
    border: 1px solid var(--primary);
}

/* Hover state — needs to beat .trimmed-card.clickable:hover */
.trimmed-card.context-card.clickable:hover {
    background: var(--primary);
    border-color: var(--primary-light);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* Text inside */
.trimmed-card.context-card .trimmed-card-title {
    color: rgba(255, 255, 255, 0.95);
}
.trimmed-card.context-card .trimmed-card-content {
    color: rgba(255, 255, 255, 0.88);
}

/* Tags inside */
.trimmed-card.context-card .trimmed-card-tag {
    background: rgba(255, 255, 255, 0.12);
    color: rgba(255, 255, 255, 0.75);
}

/* Count badges inside context card */
.trimmed-card.context-card .trimmed-card-count.supports {
    background: rgba(16, 185, 129, 0.2);
    border-color: rgba(16, 185, 129, 0.5);
    color: #a7f3d0;
}
.trimmed-card.context-card .trimmed-card-count.attacks {
    background: rgba(239, 68, 68, 0.2);
    border-color: rgba(239, 68, 68, 0.5);
    color: #fecaca;
}

/* Zone 2 - Focused Card */
@keyframes focused-glow {
    0%   { box-shadow: 0 4px 16px rgba(26, 58, 95, 0.15); }
    40%  { box-shadow: 0 0 24px 6px rgba(26, 58, 95, 0.35); }
    100% { box-shadow: 0 4px 16px rgba(26, 58, 95, 0.15); }
}

.focused-card.glow {
    animation: focused-glow 0.8s ease-in-out;
}

.focused-card-zone {
    position: relative;
}

.focused-card {
    background-color: white;
    border: 2px solid var(--primary);
    border-radius: 12px;
    padding: var(--spacing-large);
    box-shadow: 0 4px 16px rgba(26, 58, 95, 0.15);
}

.main-argument-pill {
    display: inline-block;
    padding: 4px 12px;
    background: var(--primary-dark);
    color: white;
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 600;
    margin-bottom: var(--spacing-small);
}

.focused-card.quote-card {
    border-left: 4px solid var(--primary);
    background-color: var(--bg-very-light);
    font-style: italic;
}

.card-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--standard-title-text);
    margin: 0 0 var(--spacing-medium) 0;
    line-height: 1.3;
}

.card-body {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--standard-text);
    margin-bottom: var(--spacing-medium);
    white-space: pre-wrap;
}

.card-attribution {
    margin-top: var(--spacing-medium);
    padding-top: var(--spacing-medium);
    border-top: 1px solid var(--border-medium);
}

.card-source {
    font-size: 0.875rem;
    color: var(--standard-secondary-text);
    margin-bottom: var(--spacing-small);
}

.card-authors {
    font-size: 0.875rem;
    color: var(--standard-lighter-text);
    font-style: italic;
}

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-small);
    margin-top: var(--spacing-medium);
}

.card-tag {
    display: inline-block;
    padding: 4px 8px;
    background-color: var(--bg-medium);
    color: var(--standard-text);
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
}

/* Zone 3 - Navigation Strip */
.navigation-strip {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-medium);
    padding: var(--spacing-medium);
    width: 100%;
    max-width: 100%;
}

.nav-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-small);
    flex: 1;
}

.nav-group-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--standard-h2-text);
    margin: 0;
}

.nav-group-cards {
    display: flex;
    flex-direction: row;
    gap: var(--spacing-small);
    padding-bottom: var(--spacing-small);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.nav-group-supports {
    padding-left: 14px;
    border-left: 3px solid var(--support-color);
    background: var(--bg-very-light);
    border-radius: 8px;
    padding: 14px 14px 14px 16px;
}
.nav-group-attacks {
    padding-left: 14px;
    border-left: 3px solid var(--attack-color);
    background: var(--bg-very-light);
    border-radius: 8px;
    padding: 14px 14px 14px 16px;
}
.nav-group-cites {
    padding-left: 14px;
    border-left: 3px solid var(--cited-color);
    background: var(--bg-very-light);
    border-radius: 8px;
    padding: 14px 14px 14px 16px;
}
.nav-group-supports .nav-group-title { color: #065f46; }
.nav-group-attacks  .nav-group-title { color: #7c2d12; }
.nav-group-cites    .nav-group-title { color: var(--cited-color); }

.nav-group-cards > .trimmed-card {
    min-width: 200px;
    max-width: 280px;
    flex-shrink: 0;
}

.nav-group-cards::-webkit-scrollbar {
    height: 6px;
}

.nav-group-cards::-webkit-scrollbar-track {
    background: var(--bg-medium);
    border-radius: 3px;
}

.nav-group-cards::-webkit-scrollbar-thumb {
    background: var(--neutral);
    border-radius: 3px;
}

.nav-group-cards::-webkit-scrollbar-thumb:hover {
    background: var(--neutral-dark);
}

/* Argument count badges on trimmed cards */
.trimmed-card-counts {
    display: flex;
    gap: 5px;
    margin-top: 10px;
    flex-wrap: wrap;
}

.trimmed-card-count {
    display: inline-flex;
    align-items: center;
    padding: 3px 8px;
    border-radius: 20px;
    font-size: 0.68rem;
    font-weight: 700;
    border: 1.5px solid;
}

.trimmed-card-count.supports {
    background: #e6f5ef;
    border-color: var(--support-color);
    color: #065f46;
}

.trimmed-card-count.attacks {
    background: #f5e8e6;
    border-color: var(--attack-color);
    color: #7c2d12;
}

/* Trimmed Cards */
.trimmed-card {
    position: relative;
    min-width: 200px;
    max-width: 280px;
    flex-shrink: 0;
    background-color: var(--bg-very-light);
    border: 1px solid var(--border-medium);
    border-radius: 8px;
    padding: var(--spacing-medium);
    transition: all 0.2s;
}

.trimmed-card.clickable {
    cursor: pointer;
}

.trimmed-card.clickable:hover:not(.context-card),
.trimmed-card.clickable:focus:not(.context-card) {
    background-color: white;
    border-color: var(--primary-light);
}

/* ── Chevron layout ── */
.trimmed-card.clickable:not(.context-card) {
    display: flex;
    align-items: center;
    gap: 10px;
    padding-right: 10px;
}

.trimmed-card-inner {
    flex: 1;
    min-width: 0;
}

.trimmed-card-chevron {
    flex-shrink: 0;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: var(--bg-medium);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--neutral);
    transition: background 0.15s, color 0.15s, transform 0.15s;
}

.trimmed-card-chevron svg {
    width: 14px;
    height: 14px;
}

/* Hover state — card and chevron respond together */
.trimmed-card.clickable:hover .trimmed-card-chevron,
.trimmed-card.clickable:focus .trimmed-card-chevron {
    background: var(--primary-dark);
    color: white;
    transform: scale(1.1);
}

.trimmed-card-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--standard-title-text);
    margin-bottom: 4px;
    line-height: 1.3;
}

.trimmed-card-content {
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--standard-text);
}

.trimmed-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-top: var(--spacing-small);
}

.trimmed-card-tag {
    display: inline-block;
    padding: 2px 6px;
    background-color: var(--bg-medium);
    color: var(--standard-text);
    border-radius: 3px;
    font-size: 0.65rem;
    font-weight: 500;
}

/* Always-visible hint line */
.hint-text {
    font-size: 0.62rem;
    color: var(--standard-lighter-text);
    margin-top: 7px;
    letter-spacing: 0.02em;
    display: flex;
    align-items: center;
    gap: 5px;
}

.hint-text::after {
    content: "Click to explore";
}

.hint-text svg {
    flex-shrink: 0;
    opacity: 0.5;
}

/* Inline preview — hidden by default, shown when card has .expanded */
/* On touch devices, adjust hint text */
@media (hover: none) {
    .hint-text > * {
        display: none;
    }

    .hint-text::after {
        content: "Tap to explore";
    }
}

/* Mobile-first responsive design */
@media (max-width: 375px) {
    .card-argument-framework-pane {
        padding: var(--spacing-small);
    }

    .focused-card {
        padding: var(--spacing-medium);
    }

    .card-title {
        font-size: 1.25rem;
    }

    .trimmed-card {
        min-width: 180px;
        max-width: 240px;
    }
}

/* Tablet and desktop improvements */
@media (min-width: 768px) {
    .card-argument-framework-pane {
        display: grid;
        grid-template-columns: 1fr 220px;
        grid-template-rows: auto;
        align-items: start;
        align-content: start;
        gap: 0;
        padding: var(--spacing-medium) var(--spacing-large);
    }

    /* Everything except the panel spans the left column */
    .breadcrumb-bar,
    .bc-mobile-drawer,
    .context-strip,
    .connector-group,
    .edit-toolbar,
    .focused-card-zone,
    .navigation-strip {
        grid-column: 1;
    }

    .bc-ancestor-panel {
        grid-column: 2;
        grid-row: 1 / 999;
    }

    .context-strip,
    .connector,
    .focused-card-zone {
        max-width: 900px;
        margin-left: auto;
        margin-right: auto;
        width: 100%;
    }

    .context-navigation {
        max-width: 600px;
        margin: 0 auto;
    }

    .focused-card {
        padding: var(--spacing-large) calc(var(--spacing-large) * 1.5);
    }

    .nav-group-cards {
        flex-direction: column;
        flex-wrap: nowrap;
        overflow-x: visible;
    }

    .nav-group-cards > .trimmed-card {
        min-width: 0;
        max-width: none;
        width: 100%;
        flex-shrink: 1;
    }

    .trimmed-card {
        min-width: 220px;
        max-width: 300px;
    }

    /* Two columns: supports and attacks side-by-side, centred */
    .navigation-strip {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        align-items: flex-start;
    }

    .nav-group {
        flex: 0 1 45%;
        max-width: 45%;
    }

    /* Cites spans full width below */
    .nav-group-cites {
        flex: 0 1 100%;
        max-width: 100%;
    }
}

/* Wide screen: three columns side-by-side */
@media (min-width: 1200px) {
    .card-argument-framework-pane {
        grid-template-columns: 1fr 260px;
    }

    .navigation-strip {
        gap: var(--spacing-large);
    }

    .nav-group {
        flex: 0 1 30%;
        max-width: 30%;
    }

    .nav-group-cites {
        flex: 0 1 30%;
        max-width: 30%;
    }

    .nav-group-cards {
        flex-direction: column;
        overflow-x: visible;
    }

    .trimmed-card {
        min-width: 100%;
        max-width: 100%;
    }

    /* At wide screens, cards inside nav groups go full width */
    .nav-group-supports .nav-group-cards .trimmed-card,
    .nav-group-attacks .nav-group-cards .trimmed-card,
    .nav-group-cites .nav-group-cards .trimmed-card {
        min-width: 0;
        max-width: 100%;
        width: 100%;
        flex-shrink: 1;
    }
}