:root {
    --primary: #4F46E5;
    --primary-hover: #4338CA;
    --primary-light: #EEF2FF;
    --secondary: #64748B;
    --secondary-hover: #475569;
    --danger: #DC2626;
    --danger-light: #FEF2F2;

    --bg-body: #F8FAFC;
    --bg-card: #FFFFFF;

    --text-main: #0F172A;
    --text-muted: #64748B;

    --border-color: #E2E8F0;

    --radius-md: 0.75rem;
    --radius-lg: 1rem;

    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
}

* {
    box-sizing: border-box;
}

html {
    font-size: 16px;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--bg-body);
    color: var(--text-main);
}

a {
    color: var(--primary);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.btn {
    display: inline-block;
    padding: 0.65rem 1.25rem;
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
}

.btn-sm {
    padding: 0.4rem 0.85rem;
    font-size: 0.85rem;
}

.btn-primary {
    background: var(--primary);
    color: #fff;
}

.btn-primary:hover {
    background: var(--primary-hover);
    text-decoration: none;
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-main);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-body);
    text-decoration: none;
}

/* Auth pages */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.auth-card {
    width: 100%;
    max-width: 380px;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: 2.5rem 2rem;
}

.auth-brand {
    margin: 0;
    font-size: 1.5rem;
    text-align: center;
    color: var(--primary);
}

.auth-subtitle {
    margin: 0.25rem 0 1.5rem;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.auth-form label {
    font-size: 0.85rem;
    font-weight: 600;
    margin-top: 0.75rem;
}

.auth-form input {
    padding: 0.65rem 0.85rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
}

.auth-form input:focus {
    outline: none;
    border-color: var(--primary);
}

.auth-form .btn {
    margin-top: 1.25rem;
}

.auth-footer {
    margin-top: 1.5rem;
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.alert {
    padding: 0.65rem 0.85rem;
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
}

.alert-error {
    background: var(--danger-light);
    color: var(--danger);
}

/* App shell */
.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 1.5rem;
}

.topbar-brand {
    font-weight: 700;
    color: var(--primary);
}

.topbar-nav {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.topbar-user {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.page {
    max-width: 960px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

.page-centered {
    text-align: center;
}

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

/* Posts */
.topic-form {
    display: flex;
    gap: 0.75rem;
    max-width: 560px;
    margin-top: 1.5rem;
}

.topic-form input {
    flex: 1;
    padding: 0.65rem 0.85rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
}

.idea-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 1.25rem;
    margin-top: 1.5rem;
}

.idea-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.idea-card h3 {
    margin: 0;
    font-size: 1.05rem;
}

.idea-format {
    display: inline-block;
    align-self: flex-start;
    background: var(--primary-light);
    color: var(--primary);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.2rem 0.6rem;
    border-radius: 999px;
}

.post-card-link {
    text-decoration: none;
    color: inherit;
}

.post-thumb {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border-radius: var(--radius-md);
}

.post-detail {
    display: grid;
    grid-template-columns: minmax(0, 380px) 1fr;
    gap: 2rem;
    margin-top: 1.5rem;
}

.post-image {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.post-caption {
    white-space: pre-line;
}

.post-hashtags {
    color: var(--primary);
    font-size: 0.9rem;
}

.review-form-grid {
    display: grid;
    grid-template-columns: minmax(0, 380px) 1fr;
    gap: 2rem;
    width: 100%;
}

.review-image-col {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.review-fields-col {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.review-fields-col label,
.upload-label {
    font-size: 0.85rem;
    font-weight: 600;
    margin-top: 0.75rem;
}

.review-fields-col textarea,
.review-fields-col input {
    padding: 0.65rem 0.85rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-family: inherit;
    resize: vertical;
}

.review-actions {
    margin-top: 1rem;
}

.review-discard {
    margin-top: 1rem;
}

.image-prompt-box {
    background: var(--bg-body);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.image-prompt-text {
    width: 100%;
    padding: 0.65rem 0.85rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: ui-monospace, monospace;
    font-size: 0.85rem;
    background: var(--bg-card);
    resize: vertical;
}

.export-textarea {
    width: 100%;
    max-width: 720px;
    height: 420px;
    margin-top: 1rem;
}

.export-copy-btn {
    display: block;
    margin-top: 1rem;
}

.image-hint {
    font-size: 0.85rem;
    margin: 0;
}

/* Estado del post */
.status-badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.2rem 0.65rem;
    border-radius: 999px;
    margin: 0.5rem 0;
}

.status-draft {
    background: var(--bg-body);
    color: var(--text-muted);
    border: 1px solid var(--border-color);
}

.status-scheduled {
    background: var(--primary-light);
    color: var(--primary);
}

.status-published {
    background: #DCFCE7;
    color: #15803D;
}

.schedule-box {
    margin-top: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border-color);
}

.schedule-info {
    margin: 0 0 0.75rem;
}

.schedule-form {
    display: flex;
    flex-wrap: wrap;
    align-items: end;
    gap: 0.75rem;
}

.schedule-form label {
    width: 100%;
    font-size: 0.85rem;
    font-weight: 600;
}

.schedule-form input {
    padding: 0.55rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-family: inherit;
}

/* Equipo de agentes */
.team-strip {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1.25rem;
    max-width: 640px;
    margin: 1.75rem 0 2.25rem;
}

.team-member {
    text-align: center;
}

.team-avatar {
    width: 76px;
    height: 76px;
    border-radius: 50%;
    box-shadow: var(--shadow-sm);
}

.team-name {
    display: block;
    margin-top: 0.5rem;
    font-weight: 600;
    font-size: 0.9rem;
}

.team-role {
    display: block;
    font-size: 0.78rem;
    color: var(--text-muted);
}

/* Overlay de carga con el equipo trabajando */
.agent-loading-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.6);
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 1.5rem;
}

.agent-loading-overlay.is-visible {
    display: flex;
}

.agent-loading-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 2rem;
    max-width: 640px;
    width: 100%;
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.agent-loading-illustration {
    width: 100%;
    height: auto;
    margin-bottom: 1.25rem;
}

.agent-loading-caption {
    font-weight: 600;
    color: var(--text-main);
    min-height: 1.4em;
    margin: 0;
}

.agent-loading-dots {
    display: flex;
    gap: 6px;
    justify-content: center;
    margin-top: 0.85rem;
}

.agent-loading-dots span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary);
    opacity: 0.3;
    animation: dot-pulse 1.2s infinite ease-in-out;
}

.agent-loading-dots span:nth-child(2) {
    animation-delay: 0.2s;
}

.agent-loading-dots span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes dot-pulse {

    0%,
    80%,
    100% {
        opacity: 0.3;
        transform: scale(0.85);
    }

    40% {
        opacity: 1;
        transform: scale(1);
    }
}

/* Plan de contenido */
.strategy-form {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    max-width: 560px;
    margin-top: 1.5rem;
}

.strategy-form label {
    font-size: 0.85rem;
    font-weight: 600;
    margin-top: 0.75rem;
}

.strategy-form select,
.strategy-form textarea {
    padding: 0.65rem 0.85rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-family: inherit;
    resize: vertical;
}

.strategy-form button {
    margin-top: 1.25rem;
    align-self: flex-start;
}

.plan-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1.5rem;
    max-width: 820px;
}

.plan-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    display: grid;
    grid-template-columns: 140px 1fr auto;
    gap: 1.25rem;
    align-items: center;
}

.plan-item-date {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary);
}

.plan-item-body h3 {
    margin: 0.35rem 0 0.25rem;
    font-size: 1rem;
}

@media (max-width: 720px) {

    .post-detail,
    .review-form-grid {
        grid-template-columns: 1fr;
    }

    .topic-form {
        flex-direction: column;
    }

    .plan-item {
        grid-template-columns: 1fr;
    }
}