/* ============================================================
   comfacor-base.css
   Estilos compartidos entre todas las vistas del sistema.
   Importar ANTES de los estilos específicos de cada vista.
   ============================================================ */

/* ── VARIABLES ── */
:root {
    /* Paleta Comfacor (extraída del logo) */
    --green:        #4a9e5c;    /* verde principal */
    --green-dark:   #2d6e3e;    /* verde oscuro — nav, botones, focus */
    --green-light:  #e8f5eb;    /* verde muy claro — fondos, hover */
    --green-mid:    #87b487;    /* verde logo — bordes suaves */
    --gold:         #c49a1e;    /* dorado oscuro — btn enviar */
    --gold-light:   #fdf6e0;    /* dorado claro — fondos */
    --gold-mid:     #e1b43c;    /* dorado logo — acentos, gradientes */
    --blue:         #0087b4;    /* azul logo */
    --blue-light:   #e0f4fb;    /* azul claro */
    --blue-dark:    #005f82;    /* azul oscuro */

    /* Neutrales */
    --ink:          #1a2e28;
    --white:        #ffffff;
    --gray-50:      #f8fafa;
    --gray-100:     #f1f5f3;
    --gray-200:     #dde6e2;
    --gray-400:     #94a8a0;
    --gray-500:     #5f7a72;
    --gray-700:     #2d4a42;

    --error:        #ef4444;
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ── BODY ── */
body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    background: var(--gray-50);
    color: var(--ink);
    min-height: 100vh;
}

/* ── TOP NAV ── */
.topnav {
    background: #ffffff;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
    min-height: 70px;
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--gray-200);
    box-shadow: 0 1px 8px rgba(0,0,0,0.06);
}

.topnav-left {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    height: 100%;
}

/* Ajusta el logo aquí */
.topnav-logo-img {
    width: 200px;
    height: 76px;
    object-fit: contain;
    object-position: left center;
    display: block;
    flex-shrink: 0;
}

.topnav-divider {
    width: 1px;
    height: 32px;
    background: var(--gray-200);
    flex-shrink: 0;
}

.topnav-brand {
    font-family: 'Sora', sans-serif;
    font-weight: 700;
    font-size: 0.88rem;
    color: var(--gray-700);
    letter-spacing: 0.01em;
    line-height: 1.35;
}

.topnav-brand span {
    display: block;
    font-size: 0.67rem;
    font-weight: 400;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* Botón derecho del nav — uso genérico (link o back-link) */
.topnav-link,
.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--gray-500);
    text-decoration: none;
    padding: 0.45rem 1rem;
    border: 1.5px solid var(--gray-200);
    border-radius: 6px;
    transition: all 0.2s;
    white-space: nowrap;
}

.topnav-link:hover,
.back-link:hover {
    border-color: var(--green-dark);
    color: var(--green-dark);
    background: var(--green-light);
}

.topnav-link svg,
.back-link svg { width: 14px; height: 14px; }

/* ── BOTONES ── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: 'Sora', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    padding: 0.7rem 1.5rem;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
    text-decoration: none;
}

.btn svg { width: 15px; height: 15px; }

.btn-secondary {
    background: var(--white);
    border: 1.5px solid var(--gray-200);
    color: var(--gray-700);
}

.btn-secondary:hover  { border-color: var(--gray-400); background: var(--gray-50); }
.btn-secondary:disabled { opacity: 0.4; cursor: not-allowed; }

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

.btn-primary:hover {
    background: #235530;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(45,110,62,0.3);
}

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

.btn-success:hover {
    background: #a07f18;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(196,154,30,0.35);
}

/* ── ANIMACIÓN GLOBAL ── */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── FOOTER ── */
.page-footer {
    background: var(--gray-50);
    border-top: 1px solid var(--gray-200);
    padding: 1.5rem 2rem;
    text-align: center;
}

.footer-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--gray-500);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-link:hover { color: var(--green-dark); }
.footer-link svg { width: 14px; height: 14px; }

/* ── RESPONSIVE NAV ── */
@media (max-width: 640px) {
    .topnav          { padding: 0 1.25rem; height: 60px; min-height: 60px; }
    .topnav-brand    { display: none; }
    .topnav-divider  { display: none; }
    .topnav-logo-img { width: 170px; height: 64px; }
}