/*
 * Estilos del panel interno de computo electrico.
 * Sin frameworks externos -- CSS plano, pensado para ~6 usuarios internos:
 * tipografia legible, buen contraste, formularios y tablas claras.
 */

:root {
    --color-bg: #f4f5f7;
    --color-surface: #ffffff;
    --color-border: #d7dbe0;
    --color-text: #1f2430;
    --color-text-muted: #5a6272;
    --color-primary: #1f5eab;
    --color-primary-dark: #164478;
    --color-primary-contrast: #ffffff;

    --color-error-bg: #fdecea;
    --color-error-border: #e0554a;
    --color-error-text: #7a1f16;

    --color-aviso-bg: #fff8e1;
    --color-aviso-border: #e0b400;
    --color-aviso-text: #6b5300;

    --color-exito-bg: #e8f5e9;
    --color-exito-border: #3f9142;
    --color-exito-text: #1e4620;

    --radius: 6px;
    --shadow-sm: 0 1px 2px rgba(20, 25, 35, 0.08);
}

* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
}

body {
    font-family: "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    font-size: 16px;
    line-height: 1.5;
    color: var(--color-text);
    background-color: var(--color-bg);
}

h1, h2, h3, h4 {
    line-height: 1.25;
    color: var(--color-text);
    margin-top: 0;
}

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

a:hover {
    text-decoration: underline;
}

/* ---------- Navegacion ---------- */

.app-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.75rem;
    padding: 0.85rem 1.5rem;
    background-color: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

.app-nav__brand {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.app-nav__title {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--color-text);
}

.app-nav__links a {
    font-weight: 600;
}

.app-nav__user {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    color: var(--color-text-muted);
}

.app-nav__username {
    font-weight: 600;
    color: var(--color-text);
}

.app-nav__logout-form {
    margin: 0;
}

/* ---------- Layout principal ---------- */

.app-main {
    max-width: 1080px;
    margin: 0 auto;
    padding: 1.5rem;
}

/* ---------- Banners de estado ---------- */

.banner {
    padding: 0.75rem 1rem;
    margin-bottom: 1.25rem;
    border: 1px solid transparent;
    border-radius: var(--radius);
    font-weight: 500;
}

.banner--error {
    background-color: var(--color-error-bg);
    border-color: var(--color-error-border);
    color: var(--color-error-text);
}

.banner--aviso {
    background-color: var(--color-aviso-bg);
    border-color: var(--color-aviso-border);
    color: var(--color-aviso-text);
}

.banner--exito {
    background-color: var(--color-exito-bg);
    border-color: var(--color-exito-border);
    color: var(--color-exito-text);
}

/* ---------- Tarjetas / superficies ---------- */

.card {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.25rem;
    box-shadow: var(--shadow-sm);
    margin-bottom: 1.25rem;
}

/* ---------- Formularios ---------- */

form {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    max-width: 480px;
}

label {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-top: 0.5rem;
}

input[type="text"],
input[type="password"],
input[type="email"],
input[type="number"],
input[type="file"],
select,
textarea {
    font-family: inherit;
    font-size: 1rem;
    padding: 0.55rem 0.65rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background-color: var(--color-surface);
    color: var(--color-text);
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(31, 94, 171, 0.18);
}

textarea {
    font-family: "Consolas", "Menlo", monospace;
    min-height: 320px;
    resize: vertical;
}

/* ---------- Botones ---------- */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.55rem 1.1rem;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    background-color: var(--color-surface);
    color: var(--color-text);
    cursor: pointer;
}

.btn:hover {
    background-color: var(--color-bg);
}

.btn--primary {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-primary-contrast);
}

.btn--primary:hover {
    background-color: var(--color-primary-dark);
}

.btn--block {
    width: 100%;
    margin-top: 0.75rem;
}

.btn--link {
    background: none;
    border: none;
    color: var(--color-primary);
    padding: 0.25rem 0.4rem;
    font-weight: 600;
}

.btn--link:hover {
    text-decoration: underline;
    background: none;
}

button {
    font-family: inherit;
}

/* ---------- Tablas ---------- */

table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    overflow: hidden;
}

thead th {
    text-align: left;
    background-color: #eef1f5;
    color: var(--color-text);
    font-weight: 700;
    padding: 0.65rem 0.85rem;
    border-bottom: 2px solid var(--color-border);
}

tbody td {
    padding: 0.6rem 0.85rem;
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text);
}

tbody tr:last-child td {
    border-bottom: none;
}

tbody tr:hover {
    background-color: var(--color-bg);
}

/* ---------- Badges ---------- */

.badge {
    display: inline-block;
    padding: 0.15rem 0.55rem;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    background-color: #eef1f5;
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
}

.badge--estimado {
    background-color: var(--color-aviso-bg);
    border-color: var(--color-aviso-border);
    color: var(--color-aviso-text);
}

.badge--done {
    background-color: var(--color-exito-bg);
    border-color: var(--color-exito-border);
    color: var(--color-exito-text);
}

.badge--error {
    background-color: var(--color-error-bg);
    border-color: var(--color-error-border);
    color: var(--color-error-text);
}

.badge--en-progreso {
    background-color: #e7eefc;
    border-color: var(--color-primary);
    color: var(--color-primary-dark);
}

/* ---------- Pagina de login ---------- */

.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 1.5rem;
}

.login-card {
    width: 100%;
    max-width: 360px;
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    padding: 2rem;
}

.login-card__title {
    font-size: 1.4rem;
    margin-bottom: 0.25rem;
    text-align: center;
}

.login-card__subtitle {
    color: var(--color-text-muted);
    text-align: center;
    margin-top: 0;
    margin-bottom: 1.25rem;
    font-size: 0.92rem;
}

.login-form {
    max-width: none;
}

/* ---------- Utilidades ---------- */

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

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }

/* ---------- Plano procesado (SVG) ---------- */
/* El SVG se genera al tamano real de proporcion del plano (ver
   svg_render.py) -- muchos planos reales son muy anchos (varios pisos
   alineados en X). Se deja scrollear en vez de achicarlo, para que el
   dibujo se vea a un tamano legible en vez de comprimido. */
.plano-svg-container {
    overflow-x: auto;
    overflow-y: hidden;
    border: 1px solid var(--color-border, #ddd);
    border-radius: 4px;
    background: #fff;
}

.plano-svg {
    display: block;
    height: 70vh;
    max-height: 900px;
    width: auto;
    max-width: none;
}