/* =====================================================================
   SettingTreeLayout.css
   Styles for expandable parent menus (Settings, Subsidy, SDWA)
   and their submenu tree decorators.
   ===================================================================== */

/* --- Nav icon wrapper (optional icon class) --- */
.nav-icon {
    font-size: 1.25rem;
    color: #9ca3af;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    flex-shrink: 0;
}

.nav-item:hover:not(.active) .nav-icon {
    color: #6b7280;
}

/* --- Active Parent Item --- */
.nav-item.active {
    background-color: #065f46;
    color: #ffffff;
    font-weight: 600;
    box-shadow: 0 4px 6px -1px rgba(6, 95, 70, 0.2);
}

    .nav-item.active .nav-icon {
        color: #ffffff;
    }

/* --- Chevron (shared base) --- */
/* Note: Layout.css .chevron-icon already handles positioning.
   Only animation/transition is set here to avoid duplication. */
.chevron-icon {
    transition: transform 0.25s ease;
}

/* =====================================================================
   SUBMENU TREE STYLING  (Desktop)
   ===================================================================== */

.submenu-list {
    list-style: none;
    padding: 0;
    /* 28px aligns vertical tree-line with center of parent icon */
    margin: 0 0 16px 28px;
    width: 100%;
}

.submenu-item {
    position: relative;
}

.submenu-link {
    display: flex;
    align-items: center;
    padding: 10px 0 10px 24px;
    color: #6b7280;
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    transition: color 0.2s;
    width: 100%;
    white-space: normal;
    word-break: break-word;
    line-height: 1.3;
    min-height: 38px;
}

    .submenu-link:hover {
        color: #1f2937;
    }

    /* Active Submenu Item */
    .submenu-link.active {
        color: #059669;
        font-weight: 600;
    }

/* =====================================================================
   CSS TREE LINES (Curved branch decorators)
   ===================================================================== */

/* 1. Curved horizontal branch for EVERY item */
.submenu-item::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 16px;
    height: 20px;
    border-left: 2px solid #cbd5e1;
    border-bottom: 2px solid #cbd5e1;
    border-bottom-left-radius: 8px;
}

/* 2. Vertical line for all items EXCEPT the last */
.submenu-item:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 20px;
    left: 0;
    bottom: 0;
    border-left: 2px solid #cbd5e1;
}

/* =====================================================================
   RESPONSIVE – Tablet / small-laptop  (769 px … 1024 px)
   ===================================================================== */
@media (min-width: 769px) and (max-width: 1024px) {

    .submenu-list {
        margin: 0 0 12px 20px;
    }

    .submenu-link {
        padding: 8px 0 8px 14px;
        font-size: 0.78rem;
        min-height: 36px;
    }

    /* Slightly narrower branch line */
    .submenu-item::before {
        width: 12px;
        height: 18px;
    }

    .submenu-item:not(:last-child)::after {
        top: 18px;
    }
}

/* =====================================================================
   RESPONSIVE – Inside offcanvas (mobile sidebar)
   Adjusted tree-line dimensions for the reduced margin (22px in Layout.css).
   ===================================================================== */
.offcanvas-body .submenu-list {
    margin: 0 0 10px 22px;
}

.offcanvas-body .submenu-link {
    padding: 9px 4px 9px 18px;
    font-size: 0.83rem;
    min-height: 40px;
}

/* Horizontal branch – proportional to 22px margin */
.offcanvas-body .submenu-item::before {
    width: 14px;
    height: 18px;
    border-left: 2px solid #cbd5e1;
    border-bottom: 2px solid #cbd5e1;
    border-bottom-left-radius: 7px;
}

/* Vertical line */
.offcanvas-body .submenu-item:not(:last-child)::after {
    top: 18px;
    border-left: 2px solid #cbd5e1;
}