header {
    background-color: var(--color-bg-accent);
    padding: 1rem 2rem;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.header-logo {
    height: 1.5rem;
    width: auto;
}

.header-title {
    display: flex;
    flex-direction: column;
}

.breadcrumb {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
}

.breadcrumb-link {
    font-size: 1.1rem;
    font-weight: 400;
    color: var(--color-text-light);
    text-decoration: none;
    transition: color 0.15s;
}

.breadcrumb-link:hover {
    color: var(--color-text);
    text-decoration: underline;
}

.breadcrumb-sep {
    font-size: 1.1rem;
    font-weight: 300;
    color: var(--color-border);
}

.breadcrumb-current {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-brown);
    line-height: 1.2;
}

.phase-chip {
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--color-text-light);
    background-color: var(--color-border);
    padding: 0.15rem 0.5rem;
    border-radius: 100px;
    letter-spacing: 0.02em;
}

.offline-chip {
    color: #92400e;
    background-color: var(--color-delta-bg);
}

.landing-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-brown);
    line-height: 1.2;
}

.header-tagline {
    font-size: 0.75rem;
    color: var(--color-text-light);
    margin-top: 0.125rem;
}

.app-version {
    display: block;
    font-size: 0.65rem;
    color: var(--color-border);
    margin-top: 0.25rem;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.btn-ready {
    padding: 0.3rem 0.75rem;
    border: none;
    border-radius: var(--radius);
    background-color: #e8f5e9;
    color: #2e7d32;
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.15s;
}

.btn-ready:hover {
    background-color: #c8e6c9;
}

.btn-ready.active {
    background-color: #a5d6a7;
    color: #1b5e20;
}

.btn-ready-check {
    display: none;
}

.btn-ready.active .btn-ready-check {
    display: inline;
}

.participant-count {
    font-size: 0.8rem;
    color: var(--color-text-light);
    white-space: nowrap;
}

.participant-number {
    display: inline-block;
}

.participant-number.tick {
    animation: tick 0.3s ease-out;
}

.ready-count {
    display: inline;
}

.ready-count .ready-number {
    display: inline-block;
}

.ready-count .ready-number.tick {
    animation: tick 0.3s ease-out;
}

@keyframes tick {
    0%   { opacity: 0.4; transform: translateY(-3px); }
    100% { opacity: 1;   transform: translateY(0); }
}

.status-indicator {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background-color: var(--color-border);
    flex-shrink: 0;
}

.status-indicator.connected {
    background-color: var(--color-well);
}

.status-indicator.disconnected {
    background-color: var(--color-error);
}

.status-indicator.connecting {
    background-color: var(--color-delta);
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.btn-reconnect {
    padding: 0.3rem 0.75rem;
    border: none;
    border-radius: var(--radius);
    background-color: var(--color-error);
    color: #fff;
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: opacity 0.2s;
}

.btn-reconnect:hover {
    opacity: 0.85;
}

.btn {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    transition: opacity 0.2s;
}

.btn:hover {
    opacity: 0.9;
}

.btn-secondary {
    background-color: var(--color-brown);
    color: var(--color-white);
}

.btn-add {
    background-color: transparent;
    color: var(--color-text-light);
    border: 2px dashed var(--color-border);
    width: 100%;
    padding: 0.75rem;
}

.btn-add:hover {
    border-color: var(--color-text-light);
    color: var(--color-text);
}

.board {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    padding: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

/* Quorum banner */
.quorum-banner-wrapper {
    grid-column: 1 / -1;
    display: none;
}

.quorum-banner-wrapper.visible {
    display: block;
    animation: banner-reveal 0.4s ease;
}

@keyframes banner-reveal {
    from { opacity: 0; transform: translateY(-8px); }
    to   { opacity: 1; transform: translateY(0); }
}

.quorum-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-left: 4px solid #4caf50;
    border-radius: var(--radius);
    padding: 1.25rem 1.5rem;
}

.quorum-banner-text h3 {
    font-size: 1rem;
    font-weight: 600;
    color: #2e7d32;
    margin-bottom: 0.2rem;
}

.quorum-banner-text p {
    font-size: 0.85rem;
    color: var(--color-text-light);
}

.btn-start-review {
    background-color: var(--color-well);
    color: white;
    padding: 0.6rem 1.25rem;
    font-size: 0.9rem;
    font-weight: 600;
    white-space: nowrap;
    flex-shrink: 0;
}

.btn-start-review:hover {
    background-color: #43a047;
}

/* Error overlay */
.error-overlay {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.error-overlay .error-container {
    display: flex;
    align-items: center;
    gap: 2rem;
    max-width: 500px;
}

.error-overlay .error-image {
    width: 100px;
    height: auto;
    flex-shrink: 0;
}

.error-overlay .error-text h1 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-brown);
    margin-bottom: 0.5rem;
}

.error-overlay .error-text p {
    color: var(--color-text-light);
    margin-bottom: 1rem;
}

.error-overlay .error-text a {
    color: var(--color-brown);
    font-weight: 500;
    text-decoration: underline;
}

.error-overlay .error-text a:hover {
    color: var(--color-text);
}

/* Edit overlay */
.edit-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.3);
    z-index: 10;
    cursor: pointer;
}

.edit-overlay.active {
    display: block;
}

/* Card Input Section */
.card-input {
    grid-column: 1 / -1;
    background-color: var(--color-white);
    border-radius: var(--radius);
    padding: 0 1.5rem 1.5rem;
    box-shadow: var(--shadow);
    overflow: hidden;
    position: relative;
    z-index: 11;
}

.card-input-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 1.5rem;
    margin: 0 -1.5rem 1rem;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-light);
    background-color: var(--color-bg-accent);
    transition: background-color 0.25s, color 0.25s;
}

.card-input-bar.editing-well {
    background-color: var(--color-well);
    color: #fff;
}

.card-input-bar.editing-delta {
    background-color: var(--color-delta);
    color: #fff;
}

.card-input-cancel {
    border: none;
    background: rgba(255, 255, 255, 0.25);
    color: inherit;
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.15s;
}

.card-input-cancel:hover {
    background: rgba(255, 255, 255, 0.45);
}

.card-input-textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    font-family: inherit;
    border: 2px solid var(--color-border);
    border-radius: var(--radius);
    resize: vertical;
    min-height: 60px;
    transition: border-color 0.2s, box-shadow 0.2s, background-color 0.25s;
}

.card-input-textarea:focus {
    outline: none;
    border-color: var(--color-text-light);
}

.card-input-textarea.aim-well {
    border-color: var(--color-well);
    box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.15);
}

.card-input-textarea.aim-delta {
    border-color: var(--color-delta);
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.15);
}

.card-input-textarea.editing-well {
    background-color: var(--color-well-bg);
    border-color: var(--color-well);
}

.card-input-textarea.editing-delta {
    background-color: var(--color-delta-bg);
    border-color: var(--color-delta);
}

.card-input-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 0.75rem;
}

.btn-add-well,
.btn-add-delta {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    border: none;
    border-radius: var(--radius);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: transform 0.1s, box-shadow 0.1s, opacity 0.2s;
}

.btn-add-well {
    background-color: var(--color-well);
    color: white;
}

.btn-add-well:hover {
    box-shadow: 0 4px 12px rgba(76, 175, 80, 0.3);
    transform: translateY(-1px);
}

.btn-add-delta {
    background-color: var(--color-delta);
    color: white;
}

.btn-add-delta:hover {
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
    transform: translateY(-1px);
}

.btn-add-well:disabled,
.btn-add-delta:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.shortcut-hint {
    font-size: 0.7rem;
    opacity: 0.7;
    font-weight: 400;
}

.column {
    background-color: var(--color-white);
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
}

.column[data-column="well"] {
    border-top: 4px solid var(--color-well);
}

.column[data-column="delta"] {
    border-top: 4px solid var(--color-delta);
}

.btn-export {
    padding: 0.25rem 0.6rem;
    border: none;
    border-radius: 4px;
    background: none;
    color: var(--color-text-light);
    font-size: 0.75rem;
    cursor: pointer;
    white-space: nowrap;
    transition: color 0.15s, background-color 0.15s;
}

.btn-export:hover {
    color: var(--color-text);
    background-color: rgba(0, 0, 0, 0.06);
}

.column-header {
    margin-bottom: 1rem;
}

.column-header h2 {
    font-size: 1.25rem;
    font-weight: 600;
}

.column-subtitle {
    font-size: 0.775rem;
    color: var(--color-text-light);
    margin-top: 0.125rem;
}

.cards {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    min-height: 200px;
}

.card {
    background-color: var(--color-bg);
    border-radius: var(--radius);
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    overflow: hidden;
    transition: box-shadow 0.2s, transform 0.2s, background-color 0.2s;
}

.column[data-column="well"] .card {
    background-color: var(--color-well-bg);
}

.column[data-column="delta"] .card {
    background-color: var(--color-delta-bg);
}

.card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

.column[data-column="well"] .card:hover {
    background-color: #dcedc8;
}

.column[data-column="delta"] .card:hover {
    background-color: #fdedb8;
}

.card-body {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    min-width: 0;
}

.card-content {
    flex: 1;
    line-height: 1.5;
    white-space: pre-wrap;
    word-break: break-word;
}

.card-content[contenteditable="true"] {
    outline: none;
    background-color: var(--color-white);
    padding: 0.5rem;
    margin: -0.5rem;
    border-radius: 4px;
    border: 1px solid var(--color-border);
}

.card-votes {
    font-size: 0.875rem;
    font-weight: 600;
    padding: 0.5rem 0.75rem;
    border-radius: 4px;
    white-space: nowrap;
    min-width: 2.5rem;
    text-align: center;
    border: none;
}

button.card-votes {
    cursor: pointer;
    transition: transform 0.1s, box-shadow 0.1s;
}

button.card-votes:disabled {
    cursor: default;
    opacity: 0.6;
    transform: none;
    box-shadow: none;
}

button.card-votes:hover {
    transform: scale(1.1);
}

button.card-votes:disabled:hover {
    transform: none;
}

button.card-votes:active {
    transform: scale(0.95);
}

.column[data-column="well"] .card-votes {
    color: #2e7d32;
    background-color: rgba(46, 125, 50, 0.15);
}

.column[data-column="well"] .card-votes.voted {
    color: #fff;
    background-color: #2e7d32;
    box-shadow: 0 2px 4px rgba(46, 125, 50, 0.3);
}

.column[data-column="delta"] .card-votes {
    color: var(--color-vote);
    background-color: rgba(255, 152, 0, 0.15);
}

.column[data-column="delta"] .card-votes.voted {
    color: #fff;
    background-color: var(--color-vote);
    box-shadow: 0 2px 4px rgba(255, 152, 0, 0.3);
}

.card-controls {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 0.25rem;
    max-width: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-width 0.2s ease, opacity 0.2s ease, margin-left 0.2s ease;
}

.card:hover .card-controls {
    max-width: 10rem;
    opacity: 1;
    margin-left: 0.75rem;
}

.card-control {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.375rem;
    padding: 0.375rem 0.625rem;
    border: none;
    border-radius: var(--radius);
    font-size: 0.8125rem;
    cursor: pointer;
    white-space: nowrap;
    transition: background-color 0.15s;
}

.column[data-column="well"] .card-control {
    background-color: rgba(0, 0, 0, 0.08);
}

.column[data-column="well"] .card-control:hover {
    background-color: rgba(0, 0, 0, 0.15);
}

.column[data-column="delta"] .card-control {
    background-color: rgba(0, 0, 0, 0.08);
}

.column[data-column="delta"] .card-control:hover {
    background-color: rgba(0, 0, 0, 0.15);
}

/* Card action buttons (edit/delete) */
.card-actions {
    display: flex;
    gap: 0.375rem;
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 0.2s ease, opacity 0.2s ease, margin-top 0.2s ease;
    margin-top: -0.5rem; /* Compensate for card gap when hidden */
}

.card:hover .card-actions {
    max-height: 2rem;
    opacity: 1;
    margin-top: 0;
}

.btn-card-action {
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    background-color: rgba(0, 0, 0, 0.08);
    color: var(--color-text);
    transition: background-color 0.15s;
}

.btn-card-action:hover {
    background-color: rgba(0, 0, 0, 0.15);
}

.btn-card-action.btn-delete:hover {
    background-color: var(--color-error);
    color: var(--color-white);
}

/* Landing Page */
.landing {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
}

.landing-hero {
    text-align: center;
    padding: 3rem 2rem;
    background-color: var(--color-white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
}

.landing-hero h2 {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.landing-hero p {
    color: var(--color-text-light);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.btn-primary {
    background-color: var(--color-brand);
    color: var(--color-brown);
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
}

.btn-primary:hover {
    background-color: var(--color-brand-dark);
    color: var(--color-white);
}

.boards-section {
    background-color: var(--color-white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1.5rem;
}

.boards-section h2 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.boards-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.board-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background-color: var(--color-bg);
    border-radius: var(--radius);
    text-decoration: none;
    color: inherit;
    transition: background-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.board-card:hover {
    background-color: var(--color-bg-accent);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

.board-card-content {
    flex: 1;
}

.board-card-title {
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 0.25rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.board-card-meta {
    font-size: 0.875rem;
    color: var(--color-text-light);
    display: flex;
    gap: 0.5rem;
}

.board-card-actions {
    display: flex;
    gap: 0.5rem;
    opacity: 0;
    transition: opacity 0.2s;
}

.board-card:hover .board-card-actions {
    opacity: 1;
}

/* Responsive */
@media (max-width: 768px) {
    header {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .board {
        grid-template-columns: 1fr;
        padding: 1rem;
        gap: 1rem;
    }

    .card-input-buttons {
        flex-direction: column;
        gap: 0.5rem;
    }

    .quorum-banner-wrapper.visible .quorum-banner {
        flex-direction: column;
        text-align: center;
    }

    .shortcut-hint {
        display: none;
    }

    .landing {
        padding: 1rem;
    }

    .landing-hero {
        padding: 2rem 1rem;
    }

    .board-card-delete {
        opacity: 1;
    }

    .error-overlay .error-container {
        flex-direction: column;
        text-align: center;
    }

    .error-overlay .error-image {
        width: 80px;
    }
}