/* ── Ping — Modern Social App Theme ── */

:root {
    --ping-bg: #0f1117;
    --ping-surface: #1a1d27;
    --ping-surface-hover: #242836;
    --ping-border: #2a2e3a;
    --ping-accent: #6366f1;
    --ping-accent-hover: #818cf8;
    --ping-text: #e4e4e7;
    --ping-text-muted: #71717a;
    --ping-success: #22c55e;
    --ping-danger: #ef4444;
    --ping-warning: #f59e0b;
    --ping-radius: 12px;
    --ping-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
}

*, *::before, *::after {
    box-sizing: border-box;
}

html, body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--ping-bg);
    color: var(--ping-text);
    margin: 0;
    -webkit-font-smoothing: antialiased;
}

/* ── Links & Buttons ── */

a {
    color: var(--ping-accent-hover);
    text-decoration: none;
}
a:hover {
    color: var(--ping-accent);
}

/* Base button reset — consistent font across all buttons */
.btn {
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    line-height: 1.4;
    letter-spacing: -0.01em;
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, var(--ping-accent), #8b5cf6);
    border: none;
    border-radius: 8px;
    padding: 0.6rem 1.4rem;
    color: #fff;
    transition: transform 0.1s, box-shadow 0.2s;
}
.btn-primary:hover, .btn-primary:focus {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(99, 102, 241, 0.4);
    background: linear-gradient(135deg, var(--ping-accent-hover), #a78bfa);
    color: #fff;
}

.btn-outline-secondary {
    color: var(--ping-text-muted);
    border-color: var(--ping-border);
    border-radius: 8px;
}
.btn-outline-secondary:hover {
    background: var(--ping-surface-hover);
    color: var(--ping-text);
    border-color: var(--ping-text-muted);
}

.btn-outline-success {
    color: var(--ping-success);
    border-color: var(--ping-border);
    border-radius: 8px;
}
.btn-outline-success:hover {
    background: rgba(34, 197, 94, 0.15);
    color: var(--ping-success);
    border-color: var(--ping-success);
}

.btn-outline-danger {
    color: var(--ping-danger);
    border-color: var(--ping-border);
    border-radius: 8px;
}
.btn-outline-danger:hover {
    background: rgba(239, 68, 68, 0.15);
    color: var(--ping-danger);
    border-color: var(--ping-danger);
}

.btn-outline-primary {
    color: var(--ping-accent-hover);
    border-color: var(--ping-border);
    border-radius: 8px;
}
.btn-outline-primary:hover {
    background: rgba(99, 102, 241, 0.15);
    color: var(--ping-accent-hover);
    border-color: var(--ping-accent);
}

.btn-success {
    background: var(--ping-success);
    border: none;
    border-radius: 8px;
}

.btn-sm {
    border-radius: 6px;
    padding: 0.3rem 0.75rem;
    font-size: 0.8rem;
}

/* Ghost button — secondary action */
.btn-ghost {
    background: none;
    border: 1px solid var(--ping-border);
    border-radius: 8px;
    color: var(--ping-text-muted);
    padding: 0.6rem 1.2rem;
    transition: all 0.15s;
}
.btn-ghost:hover {
    background: var(--ping-surface-hover);
    color: var(--ping-text);
    border-color: var(--ping-text-muted);
}
.btn-ghost.btn-sm {
    padding: 0.3rem 0.75rem;
}
.btn-ghost:hover {
    background: var(--ping-surface-hover);
    color: var(--ping-text);
    border-color: var(--ping-text-muted);
}
.btn-ghost.btn-sm {
    padding: 0.3rem 0.7rem;
}

/* Vote buttons — compact, colored */
.btn-vote {
    border: 1px solid var(--ping-border);
    background: none;
    border-radius: 6px;
    padding: 0.25rem 0.65rem;
    font-size: 0.85rem;
    transition: all 0.15s;
}
.btn-vote-up {
    color: var(--ping-success);
}
.btn-vote-up:hover {
    background: rgba(34, 197, 94, 0.12);
    border-color: var(--ping-success);
    color: var(--ping-success);
}
.btn-vote-down {
    color: var(--ping-danger);
}
.btn-vote-down:hover {
    background: rgba(239, 68, 68, 0.12);
    border-color: var(--ping-danger);
    color: var(--ping-danger);
}

.score-badge {
    font-size: 0.8rem;
    color: var(--ping-text-muted);
    background: var(--ping-surface-hover);
    padding: 0.2em 0.6em;
    border-radius: 6px;
}

/* Stat grid for profile */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    text-align: center;
}

.stat-item {
    padding: 0.5rem;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 800;
    line-height: 1.2;
}

.stat-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--ping-text-muted);
    margin-top: 0.25rem;
}

.btn:focus, .btn:active:focus, .form-control:focus, .form-check-input:focus, .form-select:focus {
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.3);
}

/* ── Cards ── */

.card {
    background: var(--ping-surface);
    border: 1px solid var(--ping-border);
    border-radius: var(--ping-radius);
    box-shadow: var(--ping-shadow);
    color: var(--ping-text);
    transition: border-color 0.2s;
}
.card:hover {
    border-color: #3a3f4f;
}

.card-body {
    padding: 1.25rem;
}

/* ── Forms ── */

.form-control, .form-select {
    background: var(--ping-bg);
    border: 1px solid var(--ping-border);
    border-radius: 8px;
    color: var(--ping-text);
    padding: 0.65rem 0.9rem;
    font-size: 0.95rem;
    width: 100%;
    display: block;
}
.form-control:focus, .form-select:focus {
    background: var(--ping-bg);
    border-color: var(--ping-accent);
    color: var(--ping-text);
}
.form-control::placeholder {
    color: var(--ping-text-muted);
    opacity: 0.7;
}
.form-label {
    color: var(--ping-text-muted);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 0.4rem;
    display: block;
}

textarea.form-control {
    resize: vertical;
    min-height: 80px;
}

/* ── Badges ── */

.badge {
    border-radius: 6px;
    font-weight: 500;
    padding: 0.35em 0.65em;
}
.badge.bg-secondary {
    background: var(--ping-surface-hover) !important;
    color: var(--ping-text-muted);
}
.badge.bg-info {
    background: rgba(99, 102, 241, 0.2) !important;
    color: var(--ping-accent-hover);
}
.badge.bg-success {
    background: rgba(34, 197, 94, 0.2) !important;
    color: var(--ping-success);
}
.badge.bg-danger {
    background: rgba(239, 68, 68, 0.2) !important;
    color: var(--ping-danger);
}

/* ── Alerts ── */

.alert-info {
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    color: var(--ping-text);
    border-radius: var(--ping-radius);
}
.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: var(--ping-danger);
    border-radius: var(--ping-radius);
}

/* ── Tables ── */

.table {
    color: var(--ping-text);
    --bs-table-bg: transparent;
    --bs-table-border-color: var(--ping-border);
}
.table-active {
    --bs-table-bg: var(--ping-surface-hover);
}

/* ── Content area ── */

.content {
    padding-top: 1.1rem;
}

.page-content {
    max-width: 640px;
}

.page-header {
    margin-bottom: 1.5rem;
}

.page-header h2 {
    margin-bottom: 0.15rem;
}

.page-subtitle {
    color: var(--ping-text-muted);
    font-size: 0.9rem;
    margin: 0;
}

.section-header {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--ping-text-muted);
    padding-bottom: 0.5rem;
    margin-bottom: 0.75rem;
    border-bottom: 1px solid var(--ping-border);
}

.action-bar {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

h1, h2, h4, h5, h6 {
    color: var(--ping-text);
    font-weight: 700;
}

h2 {
    font-size: 1.6rem;
    margin-bottom: 1rem;
}

.text-muted {
    color: var(--ping-text-muted) !important;
}

hr {
    border-color: var(--ping-border);
    opacity: 0.5;
}

code {
    background: var(--ping-bg);
    padding: 0.15em 0.4em;
    border-radius: 4px;
    color: var(--ping-accent-hover);
    font-size: 0.85em;
}

/* ── Input group ── */

.input-group .form-control {
    border-right: none;
    width: auto;
    flex: 1;
}
.input-group .btn {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
    width: auto;
}

/* ── Setup page (onboarding) ── */

.setup-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: radial-gradient(ellipse at top, #1e1b4b 0%, var(--ping-bg) 70%);
    padding: 2rem;
}

.setup-page h1 {
    font-size: 3rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 0.25rem;
}

.setup-card {
    background: var(--ping-surface);
    border: 1px solid var(--ping-border);
    border-radius: 16px;
    padding: 2rem;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.setup-card .form-control,
.setup-card .form-select,
.setup-card .btn {
    width: 100%;
    display: block;
}

.setup-card .mb-3 {
    display: flex;
    flex-direction: column;
}

/* ── Post cards ── */

.post-card {
    transition: transform 0.15s, box-shadow 0.15s;
}
.post-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.post-author {
    font-weight: 600;
    color: var(--ping-text);
}

.post-key {
    color: var(--ping-text-muted);
    font-size: 0.8rem;
    opacity: 0.6;
}

.post-time {
    color: var(--ping-text-muted);
    font-size: 0.8rem;
}

.post-content {
    font-size: 1.05rem;
    line-height: 1.6;
    margin: 0.75rem 0;
}

.vote-bar {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding-top: 0.5rem;
    border-top: 1px solid var(--ping-border);
    margin-top: 0.75rem;
}

/* ── Empty state ── */

.empty-state {
    text-align: center;
    padding: 3rem 1.5rem;
    background: var(--ping-surface);
    border: 1px dashed var(--ping-border);
    border-radius: var(--ping-radius);
}

.empty-state-icon {
    font-size: 3rem;
    margin-bottom: 0.75rem;
    line-height: 1;
}

.empty-state h5 {
    margin-bottom: 0.25rem;
}

.empty-state p {
    color: var(--ping-text-muted);
    margin-bottom: 1.25rem;
    font-size: 0.9rem;
}

/* ── List groups ── */

.list-group-item {
    background: var(--ping-surface);
    border-color: var(--ping-border);
    color: var(--ping-text);
}

/* ── Scrollbar ── */

::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: var(--ping-bg);
}
::-webkit-scrollbar-thumb {
    background: var(--ping-border);
    border-radius: 3px;
}

/* ── Loading Skeletons ── */

@keyframes skeleton-pulse {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 0.7; }
}

.skeleton {
    background: var(--ping-surface-hover);
    border-radius: 6px;
    animation: skeleton-pulse 1.5s ease-in-out infinite;
}

.skeleton-text {
    height: 1em;
    margin-bottom: 0.5em;
}

.skeleton-text:last-child {
    width: 60%;
}

.skeleton-title {
    height: 1.4em;
    width: 40%;
    margin-bottom: 0.75em;
}

.skeleton-avatar {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
}

.skeleton-button {
    height: 2.2rem;
    width: 6rem;
    border-radius: 8px;
}

.skeleton-card {
    background: var(--ping-surface);
    border: 1px solid var(--ping-border);
    border-radius: var(--ping-radius);
    padding: 1.25rem;
    margin-bottom: 1rem;
}

.skeleton-card .skeleton-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.skeleton-card .skeleton-body .skeleton-text {
    height: 0.9em;
}

.skeleton-card .skeleton-footer {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--ping-border);
}

/* ── Toast Notifications ── */

.toast-container {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    max-width: 360px;
}

@media (max-width: 640px) {
    .toast-container {
        left: 1rem;
        right: 1rem;
        bottom: 1rem;
        max-width: none;
    }
}

.toast {
    background: var(--ping-surface);
    border: 1px solid var(--ping-border);
    border-radius: 10px;
    padding: 0.9rem 1.1rem;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    animation: toast-slide-in 0.25s ease-out;
}

@keyframes toast-slide-in {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.toast-leaving {
    animation: toast-slide-out 0.2s ease-in forwards;
}

@keyframes toast-slide-out {
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

.toast-icon {
    font-size: 1.25rem;
    line-height: 1;
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.15rem;
}

.toast-message {
    font-size: 0.8rem;
    color: var(--ping-text-muted);
}

.toast-close {
    background: none;
    border: none;
    color: var(--ping-text-muted);
    cursor: pointer;
    padding: 0;
    font-size: 1rem;
    line-height: 1;
    opacity: 0.5;
    transition: opacity 0.15s;
}

.toast-close:hover {
    opacity: 1;
}

.toast-success { border-left: 3px solid var(--ping-success); }
.toast-error { border-left: 3px solid var(--ping-danger); }
.toast-info { border-left: 3px solid var(--ping-accent); }

/* ── Error UI ── */

#blazor-error-ui {
    color-scheme: light only;
    background: #1a1d27;
    border-top: 2px solid var(--ping-danger);
    bottom: 0;
    box-sizing: border-box;
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
    color: var(--ping-text);
}

    #blazor-error-ui .dismiss {
        cursor: pointer;
        position: absolute;
        right: 0.75rem;
        top: 0.5rem;
    }

.blazor-error-boundary {
    background: var(--ping-danger);
    padding: 1rem;
    color: white;
    border-radius: 8px;
}

    .blazor-error-boundary::after {
        content: "An error has occurred."
    }