/* =====================================================================
   Sistema de Encuestas — Hoja de estilos institucional
   Sobria, compacta, responsive. Sin degradados ni animaciones excesivas.
   ===================================================================== */

:root {
    --color-primary-dark: #0b2545;
    --color-primary: #13315c;
    --color-secondary: #3d5a80;
    --color-bg: #f3f5f7;
    --color-surface: #ffffff;
    --color-border: #d9dde3;
    --color-border-strong: #b7bfc9;
    --color-text: #1f2733;
    --color-muted: #647082;
    --color-success: #2f7d4f;
    --color-success-bg: #e7f4ec;
    --color-danger: #b3261e;
    --color-danger-bg: #fbeae9;
    --color-warning: #b5651d;
    --color-warning-bg: #fbf1e6;
    --radius: 4px;
    --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font);
    font-size: 14px;
    line-height: 1.45;
}

a { color: var(--color-secondary); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 { margin: 0 0 0.6em; color: var(--color-primary-dark); font-weight: 600; }
h1 { font-size: 1.4rem; }
h2 { font-size: 1.15rem; }
h3 { font-size: 1rem; }
p { margin: 0 0 0.8em; }

/* ---------------------------------------------------------------- */
/* Cabecera institucional                                            */
/* ---------------------------------------------------------------- */
.app-header {
    background: var(--color-primary-dark);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.6rem 1rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.app-header__brand { display: flex; align-items: center; gap: 0.6rem; }
.app-header__logo { height: 32px; width: auto; }
.app-header__name { font-weight: 600; font-size: 1rem; letter-spacing: 0.2px; }
.app-header__user { display: flex; align-items: center; gap: 0.75rem; }
.app-header__user-info { display: flex; align-items: center; gap: 0.5rem; font-size: 0.85rem; }
.app-header__logout-form { margin: 0; }

.badge {
    display: inline-block;
    padding: 0.1rem 0.5rem;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.4px;
}
.badge--rol { background: rgba(255,255,255,0.15); color: #fff; }
.badge--pendiente { background: var(--color-warning-bg); color: var(--color-warning); }
.badge--borrador { background: #eef1f5; color: var(--color-secondary); }
.badge--finalizada { background: var(--color-success-bg); color: var(--color-success); }
.badge--omitido { background: var(--color-warning-bg); color: var(--color-warning); }
.badge--completo { background: var(--color-success-bg); color: var(--color-success); }
.badge--no_aplica { background: #eef1f5; color: var(--color-muted); }

/* ---------------------------------------------------------------- */
/* Navegación                                                        */
/* ---------------------------------------------------------------- */
.app-nav {
    background: var(--color-primary);
    display: flex;
    flex-wrap: wrap;
    padding: 0 0.5rem;
}
.app-nav a {
    color: #dbe4f0;
    padding: 0.55rem 0.9rem;
    font-size: 0.85rem;
    border-bottom: 3px solid transparent;
}
.app-nav a:hover { color: #fff; text-decoration: none; }
.app-nav a.active { color: #fff; border-bottom-color: #6ea8e8; font-weight: 600; }

.survey-context {
    background: #eef1f5;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    flex-wrap: wrap;
    gap: 1.1rem;
    padding: 0.4rem 1rem;
    font-size: 0.78rem;
    color: var(--color-muted);
}
.survey-context strong { color: var(--color-primary); margin-right: 0.25rem; }

/* ---------------------------------------------------------------- */
/* Layout general                                                    */
/* ---------------------------------------------------------------- */
.app-main {
    max-width: 1180px;
    margin: 0 auto;
    padding: 1.1rem 1rem 2.5rem;
}
.app-footer {
    text-align: center;
    color: var(--color-muted);
    font-size: 0.75rem;
    padding: 1.2rem 1rem 2rem;
}

.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1rem;
    margin-bottom: 1rem;
}
.card__title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-primary-dark);
    margin-bottom: 0.75rem;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 0.5rem;
}

.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-dark);
    padding: 1rem;
}
.login-card {
    background: #fff;
    width: 100%;
    max-width: 360px;
    padding: 1.75rem 1.5rem;
    border-radius: var(--radius);
    box-shadow: 0 6px 24px rgba(0,0,0,0.18);
}
.login-card__logo { display: block; margin: 0 auto 0.75rem; height: 44px; }
.login-card h1 { text-align: center; font-size: 1.15rem; margin-bottom: 1.1rem; }

/* ---------------------------------------------------------------- */
/* Indicadores (dashboard)                                           */
/* ---------------------------------------------------------------- */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 0.75rem;
    margin-bottom: 1.1rem;
}
.stat-tile {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-left: 4px solid var(--color-secondary);
    border-radius: var(--radius);
    padding: 0.7rem 0.9rem;
}
.stat-tile__value { font-size: 1.5rem; font-weight: 700; color: var(--color-primary-dark); line-height: 1.1; }
.stat-tile__label { font-size: 0.75rem; color: var(--color-muted); margin-top: 0.2rem; }
.stat-tile--warning { border-left-color: var(--color-warning); }
.stat-tile--success { border-left-color: var(--color-success); }
.stat-tile--danger { border-left-color: var(--color-danger); }

/* ---------------------------------------------------------------- */
/* Formularios                                                       */
/* ---------------------------------------------------------------- */
.form-group { margin-bottom: 0.85rem; }
.form-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.9rem;
}
.form-row .form-group { flex: 1 1 220px; }

label { display: block; font-weight: 600; font-size: 0.82rem; margin-bottom: 0.28rem; color: var(--color-text); }
label .required { color: var(--color-danger); margin-left: 0.15rem; }

input[type=text], input[type=password], input[type=number], input[type=search],
input[type=date], input[type=tel], select, textarea {
    width: 100%;
    padding: 0.5rem 0.6rem;
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius);
    font-size: 0.88rem;
    font-family: inherit;
    background: #fff;
    color: var(--color-text);
}
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 3px rgba(61,90,128,0.15);
}
textarea { min-height: 70px; resize: vertical; }
input:disabled, select:disabled, textarea:disabled, input[readonly] {
    background: #eef0f2;
    color: var(--color-muted);
}
.field-error { border-color: var(--color-danger) !important; }
.field-error-msg { color: var(--color-danger); font-size: 0.76rem; margin-top: 0.2rem; }

.radio-group, .checkbox-group { display: flex; flex-wrap: wrap; gap: 0.4rem 1.1rem; }
.radio-group label, .checkbox-group label {
    font-weight: 400;
    display: flex;
    align-items: center;
    gap: 0.35rem;
    margin: 0;
}
.radio-group input, .checkbox-group input { width: auto; }

/* Layout pregunta/respuesta lineal para capítulos del cuestionario */
.qa-list { display: flex; flex-direction: column; gap: 0.75rem; }
.qa-item {
    display: grid;
    grid-template-columns: minmax(220px, 45%) 1fr;
    gap: 0.5rem 1rem;
    align-items: start;
    padding: 0.55rem 0;
    border-bottom: 1px solid #eef0f2;
}
.qa-item__question { font-weight: 500; padding-top: 0.4rem; font-size: 0.86rem; }
.qa-item__answer { min-width: 0; }
.qa-item--nested { background: #fafbfc; padding-left: 0.75rem; border-left: 3px solid var(--color-border); }
@media (max-width: 720px) {
    .qa-item { grid-template-columns: 1fr; }
    .qa-item__question { padding-top: 0; }
}

/* ---------------------------------------------------------------- */
/* Botones                                                           */
/* ---------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.5rem 0.95rem;
    border: 1px solid transparent;
    border-radius: var(--radius);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    background: var(--color-secondary);
    color: #fff;
    line-height: 1.2;
}
.btn:hover { opacity: 0.92; text-decoration: none; }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }
.btn--primary { background: var(--color-primary); }
.btn--success { background: var(--color-success); }
.btn--danger { background: var(--color-danger); }
.btn--warning { background: var(--color-warning); }
.btn--ghost { background: transparent; border-color: rgba(255,255,255,0.4); color: #fff; }
.btn--outline { background: #fff; border-color: var(--color-border-strong); color: var(--color-text); }
.btn--sm { padding: 0.32rem 0.65rem; font-size: 0.78rem; }
.btn-row { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.9rem; }

/* ---------------------------------------------------------------- */
/* Tablas                                                             */
/* ---------------------------------------------------------------- */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.84rem; background: #fff; }
th, td { padding: 0.5rem 0.6rem; border-bottom: 1px solid var(--color-border); text-align: left; vertical-align: middle; }
th { background: #f4f6f8; color: var(--color-primary-dark); font-weight: 600; font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.3px; white-space: nowrap; }
tbody tr:hover { background: #f8fafc; }
td.nowrap, th.nowrap { white-space: nowrap; }
td.actions { display: flex; gap: 0.4rem; flex-wrap: wrap; }

/* ---------------------------------------------------------------- */
/* Alertas / mensajes                                                 */
/* ---------------------------------------------------------------- */
.alert { padding: 0.65rem 0.9rem; border-radius: var(--radius); margin-bottom: 0.9rem; font-size: 0.85rem; border: 1px solid transparent; }
.alert--success { background: var(--color-success-bg); color: var(--color-success); border-color: #bfe3cc; }
.alert--error, .alert--danger { background: var(--color-danger-bg); color: var(--color-danger); border-color: #f0c4c1; }
.alert--warning { background: var(--color-warning-bg); color: var(--color-warning); border-color: #f0d7ba; }
.alert--info { background: #eaf1fb; color: var(--color-primary); border-color: #c9dcf3; }

/* ---------------------------------------------------------------- */
/* Filtros                                                            */
/* ---------------------------------------------------------------- */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    align-items: end;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 0.75rem;
    margin-bottom: 1rem;
}
.filter-bar .form-group { margin-bottom: 0; min-width: 140px; flex: 1 1 140px; }

/* ---------------------------------------------------------------- */
/* Paginación                                                        */
/* ---------------------------------------------------------------- */
.pagination { display: flex; gap: 0.3rem; margin-top: 0.9rem; flex-wrap: wrap; }
.pagination a, .pagination span {
    padding: 0.35rem 0.65rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 0.8rem;
    color: var(--color-text);
    background: #fff;
}
.pagination .current { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* ---------------------------------------------------------------- */
/* Pasos / wizard de capítulos                                       */
/* ---------------------------------------------------------------- */
.chapter-steps { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 1.1rem; }
.chapter-steps a, .chapter-steps span {
    padding: 0.4rem 0.8rem;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 600;
    background: #eef1f5;
    color: var(--color-muted);
    border: 1px solid var(--color-border);
}
.chapter-steps .current { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.chapter-steps .done { background: var(--color-success-bg); color: var(--color-success); border-color: #bfe3cc; }

.member-list { display: flex; flex-direction: column; gap: 0.5rem; margin-bottom: 1rem; }
.member-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 0.6rem 0.8rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.member-row__info { display: flex; flex-direction: column; gap: 0.15rem; }
.member-row__name { font-weight: 600; }
.member-row__meta { font-size: 0.76rem; color: var(--color-muted); display: flex; gap: 0.6rem; flex-wrap: wrap; }
.member-row__actions { display: flex; gap: 0.4rem; }

.missing-list { background: var(--color-warning-bg); border: 1px solid #f0d7ba; border-radius: var(--radius); padding: 0.75rem 0.9rem; margin-bottom: 1rem; font-size: 0.83rem; }
.missing-list ul { margin: 0.4rem 0 0; padding-left: 1.2rem; }

.text-muted { color: var(--color-muted); }
.text-danger { color: var(--color-danger); }
.text-right { text-align: right; }
.hidden { display: none !important; }
.mt-1 { margin-top: 0.6rem; } .mb-0 { margin-bottom: 0; }

@media (max-width: 640px) {
    .app-main { padding: 0.85rem 0.6rem 2rem; }
    .app-header { padding: 0.55rem 0.7rem; }
    th, td { padding: 0.45rem 0.4rem; font-size: 0.78rem; }
}