/* ====== Reset & Base ====== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --bg: #f4f1ec;
    --bg-card: #ffffff;
    --bg-soft: #faf7f2;
    --ink: #1f1d1a;
    --ink-soft: #4a453d;
    --ink-muted: #7a7269;
    --accent: #8a6b3a;
    --accent-dark: #6b5025;
    --accent-soft: #ddc9a3;
    --accent-bg: #f3ead8;
    --line: #e7e1d6;
    --success: #4a7a4d;
    --success-bg: #e3efe3;
    --danger:  #b04444;
    --shadow: 0 4px 20px rgba(31, 29, 26, 0.07);
    --radius: 16px;
}

html, body {
    height: 100%;
    font-family: 'Poppins', system-ui, -apple-system, sans-serif;
    color: var(--ink);
    background: var(--bg);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 { font-family: 'Poppins', sans-serif; }

.hidden { display: none !important; }

/* ====== Login ====== */
.login-screen {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: linear-gradient(135deg, #f4f1ec 0%, #e7dec8 100%);
}
.login-card {
    width: 100%;
    max-width: 440px;
    background: var(--bg-card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 44px 38px;
    text-align: center;
}
.login-logo {
    width: 96px;
    height: 96px;
    object-fit: contain;
    margin-bottom: 20px;
}
.login-card h1 {
    font-size: 24px;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 8px;
    letter-spacing: -0.3px;
}
.login-subtitle {
    color: var(--ink-muted);
    font-size: 14px;
    margin-bottom: 30px;
    font-weight: 400;
}
.form-group {
    text-align: left;
    margin-bottom: 18px;
}
.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--ink-soft);
    margin-bottom: 8px;
}
.form-group input {
    width: 100%;
    padding: 14px 16px;
    border: 1.5px solid var(--line);
    border-radius: 12px;
    font-size: 16px;
    font-family: inherit;
    background: var(--bg-soft);
    transition: border-color 0.15s, background 0.15s;
}
.form-group input:focus {
    outline: none;
    border-color: var(--accent);
    background: #fff;
}
.btn-primary {
    width: 100%;
    padding: 14px 18px;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    font-family: inherit;
    transition: background 0.15s;
}
.btn-primary:hover { background: var(--accent-dark); }
.login-error {
    color: var(--danger);
    font-size: 14px;
    margin-top: 14px;
    min-height: 1.2em;
    font-weight: 500;
}
.login-footer {
    margin-top: 24px;
    color: var(--ink-muted);
    font-size: 13px;
}

/* ====== Dashboard layout ====== */
.dashboard {
    display: grid;
    grid-template-columns: 280px 1fr;
    min-height: 100vh;
}

.sidebar {
    background: var(--bg-card);
    border-right: 1px solid var(--line);
    display: flex;
    flex-direction: column;
    padding: 26px 18px;
    position: sticky;
    top: 0;
    height: 100vh;
}
.sidebar-header {
    display: flex;
    gap: 12px;
    align-items: center;
    padding: 0 6px 22px;
    border-bottom: 1px solid var(--line);
    margin-bottom: 20px;
}
.sidebar-header img { width: 50px; height: 50px; object-fit: contain; }
.sidebar-header h2 {
    font-size: 18px;
    font-weight: 600;
    letter-spacing: -0.3px;
}
.sidebar-header span {
    font-size: 12px;
    color: var(--ink-muted);
    font-weight: 500;
}
.sidebar-nav { flex: 1; display: flex; flex-direction: column; gap: 6px; }
.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    padding: 13px 16px;
    background: none;
    border: none;
    border-radius: 12px;
    font-family: inherit;
    font-size: 15px;
    font-weight: 500;
    color: var(--ink-soft);
    cursor: pointer;
    text-align: left;
    transition: background 0.15s, color 0.15s;
}
.nav-item:hover { background: var(--bg-soft); color: var(--ink); }
.nav-item.active { background: var(--accent); color: #fff; box-shadow: 0 4px 10px rgba(138, 107, 58, 0.25); }
.nav-icon {
    display: inline-flex;
    width: 24px;
    justify-content: center;
    font-size: 16px;
}

.sidebar-footer {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding-top: 16px;
    border-top: 1px solid var(--line);
}
.account-badge {
    font-size: 13px;
    font-weight: 500;
    color: var(--ink-soft);
    padding: 8px 12px;
    background: var(--accent-bg);
    border-radius: 10px;
    text-align: center;
}
.logout-btn {
    padding: 11px 14px;
    background: transparent;
    border: 1px solid var(--line);
    border-radius: 12px;
    font-family: inherit;
    font-size: 14px;
    font-weight: 500;
    color: var(--ink-soft);
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
}
.logout-btn:hover { background: var(--bg-soft); border-color: var(--accent-soft); }

/* ====== Main content ====== */
.main-content {
    padding: 32px 40px;
    overflow-x: auto;
}
.main-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 28px;
    flex-wrap: wrap;
    gap: 16px;
}
.main-header h1 {
    font-size: 30px;
    font-weight: 600;
    color: var(--ink);
    letter-spacing: -0.5px;
}
.main-header p {
    color: var(--ink-muted);
    font-size: 15px;
    margin-top: 6px;
    font-weight: 400;
}
.header-actions { display: flex; gap: 10px; }
.btn-secondary {
    padding: 11px 18px;
    background: var(--bg-card);
    border: 1px solid var(--line);
    border-radius: 12px;
    font-family: inherit;
    font-size: 14px;
    font-weight: 500;
    color: var(--ink-soft);
    cursor: pointer;
    transition: background 0.15s;
}
.btn-secondary:hover { background: var(--bg-soft); }

/* ====== Sections ====== */
.section { display: none; animation: fadeIn 0.25s ease; }
.section.active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: translateY(0); } }

.section-intro {
    background: var(--accent-bg);
    border-left: 4px solid var(--accent);
    padding: 16px 20px;
    border-radius: 12px;
    color: var(--ink-soft);
    font-size: 15px;
    font-weight: 400;
    line-height: 1.6;
    margin-bottom: 24px;
}
.section-intro strong { color: var(--ink); font-weight: 600; }

/* ====== Filtro de período ====== */
.period-filter {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 18px 22px;
    box-shadow: var(--shadow);
    margin-bottom: 22px;
}
.period-filter--global {
    background: linear-gradient(135deg, #fff 0%, var(--accent-bg) 100%);
    border: 1.5px solid var(--accent-soft);
}
.period-filter-row {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}
.period-filter-title {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    font-weight: 600;
    color: var(--ink);
    margin: 0;
}
.period-filter-icon { font-size: 18px; }

/* Select de período */
.period-select-wrapper {
    position: relative;
    flex: 1;
    min-width: 240px;
    max-width: 360px;
}
.period-select {
    width: 100%;
    padding: 12px 42px 12px 16px;
    background: #fff;
    border: 1.5px solid var(--accent-soft);
    border-radius: 12px;
    font-family: inherit;
    font-size: 15px;
    font-weight: 500;
    color: var(--ink);
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    transition: border-color 0.15s, box-shadow 0.15s;
}
.period-select:hover { border-color: var(--accent); }
.period-select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(138, 107, 58, 0.15);
}
.period-select-arrow {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
    color: var(--accent);
    font-size: 13px;
}

/* Date pickers (rango personalizado) */
.period-custom-row {
    display: none;
    align-items: flex-end;
    gap: 14px;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px dashed var(--accent-soft);
    flex-wrap: wrap;
}
.period-custom-row.open { display: flex; }

.date-input-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex: 1;
    min-width: 160px;
}
.date-input-group label {
    font-size: 13px;
    font-weight: 500;
    color: var(--ink-soft);
}
.date-input {
    padding: 10px 14px;
    background: #fff;
    border: 1.5px solid var(--accent-soft);
    border-radius: 10px;
    font-family: inherit;
    font-size: 14px;
    font-weight: 500;
    color: var(--ink);
    cursor: pointer;
    transition: border-color 0.15s, box-shadow 0.15s;
}
.date-input:hover { border-color: var(--accent); }
.date-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(138, 107, 58, 0.15);
}
.btn-apply {
    width: auto;
    padding: 10px 24px;
    font-size: 14px;
    margin: 0;
    white-space: nowrap;
}

.period-filter-info {
    margin-top: 14px;
    font-size: 13px;
    color: var(--ink-soft);
    font-weight: 500;
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 8px;
    display: inline-block;
}

.card-note {
    margin-top: 12px;
    font-size: 12px;
    color: var(--ink-muted);
    font-style: italic;
}

/* ====== KPI Grid ====== */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    margin-bottom: 24px;
}
.kpi-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 22px 22px 20px;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    gap: 8px;
    border-top: 3px solid var(--accent);
    transition: transform 0.15s, box-shadow 0.15s;
}
.kpi-card:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(31, 29, 26, 0.1); }
.kpi-card.highlight { background: linear-gradient(135deg, #fff 0%, var(--accent-bg) 100%); border-top-color: var(--accent-dark); }
.kpi-label {
    font-size: 13px;
    color: var(--ink-soft);
    font-weight: 500;
    line-height: 1.3;
}
.kpi-value {
    font-size: 30px;
    font-weight: 700;
    color: var(--ink);
    line-height: 1.1;
    letter-spacing: -0.5px;
    margin: 4px 0 2px;
}
.kpi-sub {
    font-size: 12px;
    color: var(--ink-muted);
    line-height: 1.4;
    font-weight: 400;
}

/* ====== Cards ====== */
.card {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
    margin-bottom: 22px;
}
.card h3 {
    font-size: 17px;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 6px;
    letter-spacing: -0.2px;
}
.card-help {
    font-size: 13px;
    color: var(--ink-muted);
    margin-bottom: 18px;
    font-weight: 400;
}
.card canvas { max-height: 340px; }

.grid-2col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 22px;
}

/* ====== Tables ====== */
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
    font-family: inherit;
}
.data-table th {
    text-align: left;
    padding: 12px 14px;
    background: var(--bg-soft);
    color: var(--ink-soft);
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.4px;
    border-bottom: 2px solid var(--line);
}
.data-table td {
    padding: 14px;
    border-bottom: 1px solid var(--line);
    color: var(--ink);
    font-weight: 400;
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: var(--bg-soft); }

.status-pill {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 14px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.4px;
}
.table-empty {
    text-align: center;
    padding: 32px 16px !important;
    color: var(--ink-muted);
    font-style: italic;
}

.status-pill.active   { background: var(--success-bg); color: var(--success); }
.status-pill.paused   { background: #f4e9d2; color: #8a6b2a; }
.status-pill.finished { background: #ecebe8; color: #6a655c; }
.status-pill.disabled { background: #f7e1e1; color: var(--danger); }

/* ====== Responsive ====== */
@media (max-width: 980px) {
    .dashboard { grid-template-columns: 1fr; }
    .sidebar { position: relative; height: auto; flex-direction: row; flex-wrap: wrap; }
    .sidebar-header { width: 100%; }
    .sidebar-nav { flex-direction: row; flex-wrap: wrap; }
    .nav-item { flex: 1 1 160px; }
    .sidebar-footer { width: 100%; flex-direction: row; }
    .kpi-grid { grid-template-columns: repeat(2, 1fr); }
    .grid-2col { grid-template-columns: 1fr; }
    .main-content { padding: 22px; }
}
@media (max-width: 540px) {
    .kpi-grid { grid-template-columns: 1fr; }
    .main-header h1 { font-size: 24px; }
    .kpi-value { font-size: 26px; }
}

/* ====== Anuncios destacados ====== */
.card-header-row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 8px;
}
.btn-secondary-sm {
    font-size: 12.5px !important;
    padding: 8px 14px !important;
    white-space: nowrap;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
}

.ads-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 18px;
    margin-top: 18px;
}
.ad-card {
    display: flex;
    flex-direction: column;
    background: var(--bg-soft);
    border: 1px solid var(--line);
    border-radius: 14px;
    overflow: hidden;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
    position: relative;
}
.ad-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}
.ad-card.is-top {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--accent-bg);
}
.ad-card-thumb {
    position: relative;
    height: 150px;
    display: flex;
    align-items: flex-end;
    justify-content: flex-start;
    padding: 14px;
    color: #fff;
    background-size: cover;
    background-position: center;
    background-color: #6b5025;
}
.ad-card-thumb::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(31,29,26,0.10) 0%, rgba(31,29,26,0.78) 100%);
    pointer-events: none;
}
.ad-card-thumb.cat-biopolimeros { background-image: url('/professional-treatment-room.jpg'); }
.ad-card-thumb.cat-testimonio   { background-image: url('/personalized-medical-consultation.jpg'); }
.ad-card-thumb.cat-alerta       { background-image: url('/modern-medical-consultation-room.jpg'); }
.ad-card-thumb.cat-reel         { background-image: url('/professional-female-doctor-in-white-coat-in-modern.jpg'); }
.ad-card-thumb.cat-promo        { background-image: url('/elegant-medical-spa-interior-with-modern-equipment.jpg'); }
.ad-card-thumb.has-real-thumb::before {
    content: '📸';
    position: absolute;
    bottom: 10px;
    right: 10px;
    z-index: 2;
    background: rgba(255,255,255,0.92);
    color: #1f1d1a;
    font-size: 11px;
    padding: 2px 7px;
    border-radius: 10px;
    line-height: 1.3;
}
.ad-card-thumb-overlay {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.ad-card-thumb-icon {
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 1;
    font-size: 28px;
    line-height: 1;
    opacity: 0.92;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
}
.ad-card-thumb-name {
    font-size: 13.5px;
    font-weight: 600;
    line-height: 1.3;
    color: #fff;
    text-shadow: 0 1px 3px rgba(0,0,0,0.5);
    margin: 0;
    max-width: 100%;
}
.ad-card-thumb-campaign {
    font-size: 11px;
    color: rgba(255,255,255,0.85);
    text-shadow: 0 1px 2px rgba(0,0,0,0.4);
}
.ad-card-rank {
    position: absolute;
    top: 12px;
    left: 12px;
    z-index: 1;
    background: rgba(255, 255, 255, 0.96);
    color: var(--ink);
    font-size: 13px;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 20px;
    letter-spacing: 0.3px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}
.ad-card-status {
    display: inline-flex;
    align-items: center;
    align-self: flex-start;
    background: rgba(0, 0, 0, 0.5);
    color: #fff;
    font-size: 10.5px;
    font-weight: 600;
    padding: 3px 9px;
    border-radius: 12px;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    margin-bottom: 4px;
}
.ad-card-status.is-active { background: rgba(74, 122, 77, 0.95); }
.ad-card-status.is-paused { background: rgba(122, 114, 105, 0.92); }
.ad-card-status.is-finished { background: rgba(122, 114, 105, 0.75); }
.ad-card-body {
    padding: 16px 18px 14px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    flex: 1;
}
.ad-card-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--ink);
    line-height: 1.35;
    margin: 0;
}
.ad-card-campaign {
    font-size: 12px;
    color: var(--ink-muted);
    margin-top: -6px;
}
.ad-card-score {
    display: flex;
    align-items: center;
    gap: 10px;
}
.ad-card-score-bar {
    flex: 1;
    height: 8px;
    background: var(--line);
    border-radius: 6px;
    overflow: hidden;
}
.ad-card-score-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-soft) 0%, var(--accent) 100%);
    border-radius: 6px;
    transition: width 0.4s ease;
}
.ad-card-score-value {
    font-size: 14px;
    font-weight: 700;
    color: var(--accent-dark);
    min-width: 38px;
    text-align: right;
}
.ad-card-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}
.ad-badge {
    font-size: 11px;
    font-weight: 600;
    padding: 3px 9px;
    border-radius: 12px;
    background: var(--accent-bg);
    color: var(--accent-dark);
    letter-spacing: 0.2px;
}
.ad-badge.is-promesa { background: #f1e7d4; color: #8a6b3a; }
.ad-card-metrics {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px 14px;
    border-top: 1px solid var(--line);
    padding-top: 12px;
    margin-top: auto;
}
.ad-metric {
    display: flex;
    flex-direction: column;
    gap: 1px;
}
.ad-metric-label {
    font-size: 10.5px;
    color: var(--ink-muted);
    text-transform: uppercase;
    letter-spacing: 0.4px;
}
.ad-metric-value {
    font-size: 14px;
    font-weight: 600;
    color: var(--ink);
}

/* Cómo se calcula el puntaje */
.formula-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    margin-top: 14px;
}
.formula-card {
    background: var(--bg-soft);
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 16px 18px;
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.formula-weight {
    display: inline-block;
    background: var(--accent);
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 12px;
    align-self: flex-start;
    margin-bottom: 6px;
}
.formula-card strong {
    font-size: 15px;
    color: var(--ink);
}
.formula-desc {
    font-size: 12.5px;
    color: var(--ink-muted);
    line-height: 1.4;
}

@media (max-width: 768px) {
    .ads-grid { grid-template-columns: 1fr; }
    .formula-grid { grid-template-columns: 1fr; }
}

/* ====== Print ====== */
@media print {
    .sidebar, .header-actions { display: none; }
    .dashboard { grid-template-columns: 1fr; }
    .section { display: block !important; page-break-after: always; }
    .card, .kpi-card { box-shadow: none; border: 1px solid var(--line); }
    .section-intro { background: #fff; }
}