/* ==========================================================================
   Sofis Solutions · Main Navigation
   ==========================================================================
   Estilos del mainnav: sticky top bar con dropdowns desktop y drawer mobile.
   Ver partial: partials/site-header.htm
   Ver JS: assets/js/nav.js
   ========================================================================== */

.mainnav {
    position: sticky; top: 0; z-index: 100;
    background: rgba(5, 11, 26, 0.92);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
}

.mn-inner {
    max-width: var(--container-lg);
    margin: 0 auto;
    padding: 14px var(--space-lg);
    display: flex;
    align-items: center;
    gap: 20px;
}

.mn-brand {
    font-size: 17px;
    font-weight: 700;
    letter-spacing: -0.3px;
    color: var(--text);
    text-decoration: none;
    margin-right: 4px;
}
.mn-brand span {
    background: linear-gradient(90deg, var(--green), var(--cyan), var(--purple));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Menu items */
.mn-links { display: flex; gap: 2px; flex: 1; }
.mn-item { position: relative; }
.mn-item > a {
    display: flex; align-items: center; gap: 4px;
    padding: 8px 14px;
    border-radius: var(--r-sm);
    color: var(--text-dim);
    text-decoration: none;
    font-size: 13.5px;
    font-weight: 500;
    transition: all 0.15s;
}
.mn-item:hover > a { color: var(--text); background: rgba(255,255,255,0.05); }
.mn-item > a.active { color: var(--text); background: rgba(255,255,255,0.04); }
.mn-item > a .mn-chev { font-size: 10px; opacity: 0.6; transition: transform 0.2s; }
.mn-item:hover > a .mn-chev { transform: rotate(180deg); }

/* Dropdowns */
.mn-dropdown {
    display: none;
    position: absolute; top: 100%; left: 0;
    margin-top: 6px;
    min-width: 280px;
    background: rgba(10, 20, 37, 0.98);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    padding: 8px;
    box-shadow: var(--shadow-lg);
}

.mn-dropdown::before {
    content: '';
    position: absolute;
    top: -6px;
    left: 0;
    right: 0;
    height: 6px;
}

.mn-dropdown.wide { min-width: 360px; }
.mn-item:hover .mn-dropdown { display: block; }

.mn-dd-item {
    display: flex; gap: 12px; align-items: flex-start;
    padding: 10px 12px;
    border-radius: var(--r-sm);
    text-decoration: none;
    color: inherit;
    transition: background 0.15s;
}
.mn-dd-item:hover { background: rgba(255,255,255,0.05); }
.mn-dd-icon {
    font-size: 16px;
    flex-shrink: 0;
    width: 30px; height: 30px;
    display: flex; align-items: center; justify-content: center;
    border-radius: var(--r-sm);
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border);
}
.mn-dd-text .title {
    display: block;
    font-size: 13px;
    font-weight: 700;
    color: var(--text);
    line-height: 1.3;
}
.mn-dd-text .desc {
    display: block;
    font-size: 11.5px;
    color: var(--text-dim);
    line-height: 1.4;
    margin-top: 2px;
}

/* CTA button */
.mn-cta {
    padding: 9px 16px;
    background: linear-gradient(135deg, var(--cyan), var(--purple));
    color: var(--bg-primary);
    border-radius: var(--r-sm);
    text-decoration: none;
    font-size: 13px;
    font-weight: 700;
    transition: transform 0.15s;
    white-space: nowrap;
}
.mn-cta:hover { transform: translateY(-1px); box-shadow: 0 8px 20px rgba(6, 182, 212, 0.25); }

/* Burger button */
.mn-burger {
    display: none;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--r-sm);
    padding: 8px 12px;
    color: var(--text);
    font-size: 14px;
    cursor: pointer;
}

/* Responsive */
@media (max-width: 1100px) { .mn-item > a { padding: 8px 10px; font-size: 12.5px; } }
@media (max-width: 960px) {
    .mn-links, .mn-cta { display: none; }
    .mn-burger { display: inline-flex; align-items: center; gap: 6px; }
    .mn-inner { justify-content: space-between; }
}

/* Mobile drawer */
.mn-drawer {
    position: fixed; top: 0; right: 0;
    width: 85%; max-width: 380px; height: 100vh;
    background: var(--bg-primary);
    border-left: 1px solid var(--border);
    z-index: 1001;
    padding: 20px var(--space-lg);
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform 0.25s;
}
.mn-drawer.open { transform: translateX(0); }
.mn-drawer-head {
    display: flex; justify-content: space-between; align-items: center;
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--border);
    margin-bottom: var(--space-md);
}
.mn-drawer-close {
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--r-sm);
    padding: 6px 10px;
    color: var(--text);
    font-size: 16px;
    cursor: pointer;
}
.mn-drawer-group { margin-bottom: 18px; }
.mn-drawer-group-title {
    font-size: var(--fs-xs);
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-faint);
    margin-bottom: 6px;
    padding: 0 12px;
}
.mn-drawer-item {
    display: flex; gap: 10px; align-items: center;
    padding: 10px 12px;
    border-radius: var(--r-sm);
    text-decoration: none;
    color: var(--text);
    font-size: var(--fs-base);
}
.mn-drawer-item:hover { background: rgba(255,255,255,0.05); }
.mn-drawer-cta {
    display: block;
    margin-top: 12px;
    padding: 14px;
    text-align: center;
    background: linear-gradient(135deg, var(--cyan), var(--purple));
    color: var(--bg-primary);
    border-radius: 10px;
    text-decoration: none;
    font-size: var(--fs-base);
    font-weight: 700;
}
.mn-overlay {
    display: none;
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.6);
    z-index: 1000;
    height: 100vh;
}
.mn-overlay.open { display: block; }