/* =========================================================
   NEXOARENA PRO - Foundation 1.4
   Workspace Experience + Developer Center + UI Showcase
   Additive CSS only. No reemplaza app.css.
   ========================================================= */

:root {
    --na-space-1: .25rem;
    --na-space-2: .5rem;
    --na-space-3: .75rem;
    --na-space-4: 1rem;
    --na-space-5: 1.25rem;
    --na-space-6: 1.5rem;
    --na-space-8: 2rem;
    --na-text-muted: var(--na-muted);
}

.na-button:disabled {
    cursor: not-allowed;
    opacity: .48;
    transform: none;
    box-shadow: none;
}

.na-section-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin-top: 18px;
}

.na-empty-state {
    padding: 26px;
    max-width: none;
}

.na-empty-state-icon {
    position: relative;
    width: 54px;
    height: 54px;
    display: grid;
    place-items: center;
    margin-bottom: 18px;
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 18px;
    background: linear-gradient(135deg, rgba(139,92,246,.18), rgba(255,45,141,.12));
    color: var(--na-accent);
    font-size: 1.35rem;
    box-shadow: var(--na-glow-primary);
}

.na-empty-state h3 {
    position: relative;
    margin: 12px 0 8px;
    font-size: clamp(1.65rem, 3vw, 2.55rem);
    line-height: .92;
}

.na-empty-state p {
    position: relative;
    max-width: 680px;
    margin: 0;
    color: var(--na-muted);
    line-height: 1.62;
}

.na-empty-state-actions {
    position: relative;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 20px;
}

.na-stat-tile {
    padding: 18px;
}

.na-stat-tile span,
.na-stat-tile small {
    position: relative;
    display: block;
    color: var(--na-muted);
}

.na-stat-tile span {
    font-size: .72rem;
    font-weight: 950;
    letter-spacing: .1em;
    text-transform: uppercase;
}

.na-stat-tile strong {
    position: relative;
    display: block;
    margin: 10px 0 4px;
    font-family: var(--na-font-display);
    font-size: 2.35rem;
    line-height: 1;
}

.na-stat-tile-primary strong { color: var(--na-primary); }
.na-stat-tile-secondary strong { color: var(--na-secondary); }
.na-stat-tile-accent strong { color: var(--na-accent); }

.na-dashboard-intro-compact {
    min-height: 190px;
}

.na-workspace-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 360px;
    gap: 18px;
    align-items: start;
}

.na-workspace-form-card,
.na-workspace-preview-card,
.na-showcase-form,
.na-showcase-card {
    padding: 24px;
}

.na-form-grid {
    position: relative;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.na-field {
    display: grid;
    gap: 8px;
}

.na-field-wide {
    grid-column: 1 / -1;
}

.na-field span,
.na-color-row span {
    color: var(--na-muted);
    font-size: .72rem;
    font-weight: 900;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.na-input {
    width: 100%;
    min-height: 42px;
    padding: 0 13px;
    border: 1px solid var(--na-line);
    border-radius: 13px;
    color: var(--na-white);
    background: rgba(255,255,255,.045);
    outline: none;
    transition: border-color .18s ease, box-shadow .18s ease, background .18s ease;
}

.na-input:focus {
    border-color: rgba(0,212,255,.42);
    box-shadow: var(--na-glow-accent);
    background: rgba(255,255,255,.065);
}

.na-textarea {
    min-height: 92px;
    padding-top: 12px;
    resize: vertical;
}

.na-color-row {
    position: relative;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin-top: 16px;
}

.na-color-row label {
    display: grid;
    gap: 8px;
}

.na-color-input {
    width: 100%;
    height: 40px;
    padding: 0 12px;
    border: 1px solid var(--na-line);
    border-radius: 999px;
    color: var(--na-white);
    background: rgba(255,255,255,.045);
    outline: none;
}

.na-form-actions,
.na-showcase-row {
    position: relative;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 20px;
}

.na-alert {
    position: relative;
    margin-top: 16px;
    padding: 13px 14px;
    border-radius: 14px;
    border: 1px solid var(--na-line);
    font-size: .9rem;
    line-height: 1.45;
}

.na-alert-success {
    border-color: rgba(57,255,136,.28);
    background: rgba(57,255,136,.08);
    color: #d9ffe8;
}

.na-alert-danger {
    border-color: rgba(255,77,109,.35);
    background: rgba(255,77,109,.1);
    color: #ffe2e8;
}

.na-workspace-preview-card {
    position: sticky;
    top: 90px;
    text-align: center;
}

.na-workspace-preview-logo {
    position: relative;
    width: 138px;
    height: 138px;
    display: grid;
    place-items: center;
    margin: 20px auto 18px;
    border-radius: 34px;
    color: white;
    font-family: var(--na-font-display);
    font-size: 2.8rem;
    font-weight: 950;
    background: linear-gradient(135deg, var(--preview-primary), var(--preview-secondary));
    box-shadow: 0 0 38px rgba(255,45,141,.25), inset 0 0 0 1px rgba(255,255,255,.16);
}

.na-workspace-preview-card h3 {
    position: relative;
    margin: 0 0 10px;
    font-size: 1.7rem;
}

.na-workspace-preview-card p {
    position: relative;
    color: var(--na-muted);
    line-height: 1.55;
}

.na-workspace-preview-meta {
    position: relative;
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 18px;
}

.na-workspace-preview-meta span {
    padding: 6px 10px;
    border: 1px solid var(--na-line);
    border-radius: 999px;
    color: var(--na-muted);
    font-size: .72rem;
    font-weight: 900;
}

.na-dev-module-link {
    display: block;
}

.na-dev-module-card,
.na-diagnostic-card {
    min-height: 170px;
    padding: 20px;
}

.na-dev-module-card span {
    position: relative;
    display: inline-flex;
    margin-bottom: 22px;
    color: var(--na-accent);
    font-weight: 950;
    letter-spacing: .16em;
}

.na-dev-module-card h3,
.na-diagnostic-card h3,
.na-showcase-card h3 {
    position: relative;
    margin: 0 0 10px;
    font-size: 1.25rem;
}

.na-dev-module-card p,
.na-diagnostic-card p,
.na-showcase-card p {
    position: relative;
    margin: 0;
    color: var(--na-muted);
    line-height: 1.55;
}

.na-dev-module-card.is-disabled {
    opacity: .58;
}

.na-diagnostic-state {
    position: absolute;
    top: 18px;
    right: 18px;
    z-index: 1;
    padding: 5px 8px;
    border-radius: 999px;
    font-size: .68rem;
    font-weight: 950;
    letter-spacing: .1em;
}

.na-diagnostic-card-ok .na-diagnostic-state {
    color: #06120b;
    background: var(--na-success);
}

.na-diagnostic-card-fail .na-diagnostic-state {
    color: white;
    background: var(--na-danger);
}

.na-showcase-card {
    min-height: 210px;
}

.na-showcase-form {
    max-width: 760px;
}

@media (max-width: 1120px) {
    .na-workspace-layout {
        grid-template-columns: 1fr;
    }

    .na-workspace-preview-card {
        position: relative;
        top: auto;
    }

    .na-section-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 760px) {
    .na-section-grid,
    .na-form-grid,
    .na-color-row {
        grid-template-columns: 1fr;
    }

    .na-workspace-form-card,
    .na-workspace-preview-card,
    .na-showcase-form,
    .na-showcase-card {
        padding: 18px;
    }

    .na-empty-state-actions,
    .na-form-actions,
    .na-showcase-row {
        flex-direction: column;
        align-items: stretch;
    }

    .na-empty-state-actions .na-button,
    .na-form-actions .na-button,
    .na-showcase-row .na-button {
        width: 100%;
    }
}