/* ============================================================
   فست تایر | Header
   نسخه: 3.0 | هماهنگ با theme.css
   ------------------------------------------------------------
   شامل:
     1. هدر اصلی
     2. نوار بالا
     3. بخش میانی هدر
     4. لوگو
     5. جستجو
     6. منوی کاربری
     7. سبد خرید هدر
     8. منوی اصلی
     9. زیرمنو (دسکتاپ)
    10. ریسپانسیو هدر
   ============================================================ */

/* ============================================================
   1. هدر اصلی
   ============================================================ */
.header-industrial {
    width: 100%;
    background: var(--ft-bg-darker);
    box-shadow: 0 4px 20px rgba(var(--ft-black-rgb), 0.4);
    position: relative;
    z-index: 999;
}

/* ============================================================
   2. نوار بالا
   ============================================================ */
.top-industrial {
    background: var(--ft-bg-darkest);
    color: var(--ft-text-primary);
    padding: 10px 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.2px;
    border-bottom: 3px solid var(--ft-brand);
    gap: 25px;
    min-height: 44px;
    width: 100%;
    overflow: hidden;
    flex-wrap: nowrap;
    line-height: 1.6;
}
.top-industrial .info-item {
    display: flex;
    align-items: center;
    gap: 7px;
    white-space: nowrap;
    flex-shrink: 0;
}
.top-industrial .info-item i {
    font-size: 15px;
    width: 16px;
    color: var(--ft-brand);
}
.top-industrial .highlight {
    color: var(--ft-brand);
    font-weight: 700;
    letter-spacing: 0.3px;
}
.top-industrial .separator {
    color: rgba(var(--ft-white-rgb), 0.18);
    user-select: none;
    flex-shrink: 0;
}
.top-industrial .menu-toggle {
    display: none;
    align-items: center;
    gap: 6px;
    background: var(--ft-grad-brand);
    color: var(--ft-text-on-brand);
    padding: 5px 14px;
    border-radius: var(--ft-radius-sm);
    font-size: 12px;
    font-weight: 700;
    border: none;
    cursor: pointer;
    font-family: inherit;
    flex-shrink: 0;
    transition: var(--ft-transition);
    letter-spacing: 0.3px;
}
.top-industrial .menu-toggle:hover {
    background: var(--ft-grad-brand-hover);
    transform: scale(1.03);
}
.top-industrial .menu-toggle .menu-icon {
    font-size: 16px;
    line-height: 1;
}

/* ============================================================
   3. بخش میانی هدر
   ============================================================ */
.middle-industrial {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 30px;
    gap: 20px;
    background: var(--ft-bg-darker);
    flex-wrap: nowrap;
    border-bottom: 1px solid rgba(var(--ft-white-rgb), 0.04);
}

/* ============================================================
   4. لوگو
   ============================================================ */
.logo-industrial {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}
.logo-link {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}
.logo-icon {
    width: 70px;
    height: 70px;
    background: var(--ft-grad-card);
    border-radius: var(--ft-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--ft-brand);
    font-weight: 900;
    font-size: 32px;
    box-shadow: var(--ft-shadow-sm);
    flex-shrink: 0;
    border: 2px solid var(--ft-brand);
    overflow: hidden;
}
.logo-icon img {
    width: 62px;
    height: 62px;
    object-fit: contain;
}
.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.3;
}
.logo-text .brand {
    font-size: 26px;
    font-weight: 900;
    color: var(--ft-text);
    letter-spacing: -0.5px;
}
.logo-text .slogan {
    font-size: 13px;
    color: var(--ft-brand);
    font-weight: 500;
    letter-spacing: 0.2px;
}

/* ============================================================
   5. جستجو
   ============================================================ */
.search-industrial {
    flex: 1;
    min-width: 180px;
    max-width: 550px;
    position: relative;
}
.search-industrial input {
    width: 100%;
    padding: 12px 18px;
    border: 2px solid var(--ft-border);
    border-radius: var(--ft-radius-md);
    font-size: 14px;
    font-weight: 500;
    outline: none;
    transition: var(--ft-transition);
    background: var(--ft-bg-card);
    color: var(--ft-text);
    font-family: inherit;
    line-height: 1.5;
}
.search-industrial input::placeholder {
    color: var(--ft-text-dim);
}
.search-industrial input:focus {
    border-color: var(--ft-brand);
    background: var(--ft-bg-card);
    box-shadow: 0 0 0 4px rgba(var(--ft-brand-rgb), 0.12);
}
.search-industrial button {
    position: absolute;
    left: 6px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--ft-grad-brand);
    border: none;
    color: var(--ft-text-on-brand);
    padding: 7px 18px;
    border-radius: var(--ft-radius-sm);
    font-weight: 800;
    font-size: 13px;
    cursor: pointer;
    transition: var(--ft-transition);
    font-family: inherit;
    letter-spacing: 0.3px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.search-industrial button:hover {
    background: var(--ft-grad-brand-hover);
    transform: translateY(-50%) scale(1.03);
}

/* ============================================================
   6. منوی کاربری
   ============================================================ */
.user-dropdown {
    position: relative;
    display: inline-block;
    flex-shrink: 0;
}
.user-dropdown .dropbtn {
    padding: 11px 20px;
    border-radius: var(--ft-radius-md);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.2px;
    border: 1px solid var(--ft-border);
    cursor: pointer;
    transition: var(--ft-transition-fast);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--ft-bg-card);
    color: var(--ft-text-primary);
    font-family: inherit;
    white-space: nowrap;
    line-height: 1.5;
}
.user-dropdown .dropbtn:hover {
    transform: translateY(-2px);
    border-color: var(--ft-brand);
    color: var(--ft-brand);
    background: rgba(var(--ft-brand-rgb), 0.06);
}
.user-dropdown .dropbtn .arrow {
    font-size: 10px;
    margin-right: 4px;
    transition: transform 0.2s;
}
.user-dropdown .dropdown-content {
    display: none;
    position: absolute;
    left: 0;
    right: auto;
    top: 110%;
    background: var(--ft-bg-card);
    min-width: 220px;
    box-shadow: var(--ft-shadow-md);
    border-radius: var(--ft-radius-md);
    overflow: hidden;
    z-index: 1000;
    border: 1px solid var(--ft-border);
}
.user-dropdown .dropdown-content a {
    color: var(--ft-text-primary);
    padding: 13px 20px;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.2px;
    transition: var(--ft-transition-fast);
    border-bottom: 1px solid var(--ft-border);
    line-height: 1.6;
}
.user-dropdown .dropdown-content a:last-child { border-bottom: none; }
.user-dropdown .dropdown-content a i {
    color: var(--ft-brand);
    font-size: 14px;
    width: 18px;
    text-align: center;
}
.user-dropdown .dropdown-content a:hover {
    background: var(--ft-grad-brand);
    color: var(--ft-text-on-brand);
    padding-right: 26px;
}
.user-dropdown .dropdown-content a:hover i { color: var(--ft-text-on-brand); }
.user-dropdown .dropdown-content.open { display: block; animation: fadeIn 0.25s ease; }

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-8px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   7. سبد خرید هدر
   ============================================================ */
#cart {
    display: inline-block;
    position: relative;
    flex-shrink: 0;
}
#cart .btn-inverse {
    background: var(--ft-bg-card);
    color: var(--ft-text-primary);
    border: 1px solid var(--ft-border);
    padding: 11px 18px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.2px;
    border-radius: var(--ft-radius-md);
    cursor: pointer;
    transition: var(--ft-transition-fast);
    font-family: inherit;
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
    min-height: 42px;
    line-height: 1.5;
}
#cart .btn-inverse:hover {
    background: var(--ft-bg-darker);
    border-color: var(--ft-brand);
    color: var(--ft-brand);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(var(--ft-brand-rgb), 0.18);
}
#cart .dropdown-menu {
    position: absolute;
    top: 100%;
    right: auto;
    left: 0;
    z-index: 1000;
    display: none;
    min-width: 380px;
    padding: 15px 0;
    margin: 4px 0 0;
    font-size: 13px;
    color: var(--ft-text-primary);
    text-align: right;
    list-style: none;
    background: var(--ft-bg-card);
    border: 1px solid var(--ft-border);
    border-radius: var(--ft-radius-md);
    box-shadow: var(--ft-shadow-md);
    max-height: 520px;
    overflow-y: auto;
}
#cart .dropdown-menu.pull-left { right: auto; left: 0; }
#cart .dropdown-menu.open { display: block; }
#cart .dropdown-menu li { padding: 0 15px; }
#cart .table {
    width: 100%;
    margin-bottom: 0;
}
#cart .table-striped tbody tr:nth-of-type(odd) {
    background: rgba(var(--ft-brand-rgb), 0.03);
}
#cart .table-bordered {
    border: 1px solid var(--ft-border);
    border-radius: var(--ft-radius-sm);
    overflow: hidden;
}
#cart .table-bordered td {
    border: 1px solid var(--ft-border);
    padding: 10px 12px;
}
#cart .table td {
    padding: 10px 8px;
    vertical-align: middle;
    font-size: 13px;
    line-height: 1.6;
}
#cart .img-thumbnail {
    max-width: 50px;
    height: auto;
    border-radius: 6px;
    border: 1px solid var(--ft-border);
    padding: 2px;
}
#cart .btn-danger {
    background: var(--ft-danger);
    color: var(--ft-text);
    border: none;
    padding: 5px 9px;
    border-radius: 6px;
    font-size: 11px;
}
#cart .btn-xs { padding: 5px 9px; font-size: 11px; }
#cart a { color: var(--ft-brand); font-weight: 600; }
#cart a:hover { color: var(--ft-brand-light); }

/* ============================================================
   8. منوی اصلی
   ============================================================ */
.menu-industrial {
    background: var(--ft-bg-darkest);
    padding: 0 30px;
    display: flex;
    align-items: center;
    gap: 0;
    border-top: 2px solid var(--ft-brand);
    overflow: visible;
    flex-wrap: wrap;
    transition: var(--ft-transition);
    position: relative;
    z-index: 100;
}
.menu-industrial > a,
.menu-industrial .dropdown > a {
    color: var(--ft-text-primary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.2px;
    padding: 16px 22px;
    transition: var(--ft-transition-fast);
    border-bottom: 3px solid transparent;
    white-space: nowrap;
    flex-shrink: 0;
    display: inline-block;
    line-height: 1.5;
}
.menu-industrial > a:hover,
.menu-industrial .dropdown > a:hover {
    color: var(--ft-brand);
    border-bottom-color: var(--ft-brand);
    background: rgba(var(--ft-brand-rgb), 0.06);
}
.menu-industrial > a.active,
.menu-industrial .dropdown > a.active {
    color: var(--ft-brand);
    border-bottom-color: var(--ft-brand);
    background: rgba(var(--ft-brand-rgb), 0.1);
    font-weight: 700;
}
.menu-industrial .menu-label {
    color: var(--ft-brand);
    font-weight: 800;
    font-size: 13px;
    letter-spacing: 0.3px;
    padding: 16px 10px 16px 22px;
    border-left: 1px solid rgba(var(--ft-white-rgb), 0.08);
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
    flex-shrink: 0;
    line-height: 1.5;
}
.menu-industrial .menu-label i { font-size: 16px; }
.menu-industrial .category-divider {
    width: 1px;
    height: 30px;
    background: rgba(var(--ft-white-rgb), 0.08);
    display: inline-block;
    flex-shrink: 0;
}

/* ============================================================
   9. زیرمنو (دسکتاپ)
   ============================================================ */
.menu-industrial .dropdown {
    position: relative;
    display: inline-block;
}
.menu-industrial .dropdown .dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
}
.menu-industrial .dropdown .caret {
    display: inline-block;
    width: 0;
    height: 0;
    margin-right: 4px;
    vertical-align: middle;
    border-top: 4px dashed;
    border-right: 4px solid transparent;
    border-left: 4px solid transparent;
    color: var(--ft-text-primary);
    transition: transform 0.3s ease;
}
.menu-industrial .dropdown:hover .caret {
    transform: rotate(180deg);
    color: var(--ft-brand);
}
.menu-industrial .dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    z-index: 9999;
    display: none;
    min-width: 600px;
    padding: 22px 26px;
    margin: 2px 0 0;
    font-size: 13px;
    color: var(--ft-text-primary);
    text-align: right;
    list-style: none;
    background: var(--ft-bg-card);
    border: 1px solid var(--ft-border);
    border-radius: 0 0 var(--ft-radius-md) var(--ft-radius-md);
    box-shadow: var(--ft-shadow-md);
    border-top: 3px solid var(--ft-brand);
}
.menu-industrial .dropdown:hover .dropdown-menu {
    display: block;
    animation: menuFadeIn 0.3s ease;
}
@keyframes menuFadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to   { opacity: 1; transform: translateY(0); }
}
.menu-industrial .dropdown-inner {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 16px 30px;
    margin-bottom: 16px;
}
.menu-industrial .list-unstyled {
    padding: 0;
    margin: 0;
    list-style: none;
}
.menu-industrial .list-unstyled li { margin-bottom: 6px; }
.menu-industrial .list-unstyled li a {
    color: var(--ft-text-secondary);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.2px;
    transition: all 0.2s ease;
    display: block;
    padding: 6px 0;
    line-height: 1.6;
}
.menu-industrial .list-unstyled li a:hover {
    color: var(--ft-brand);
    padding-right: 10px;
    background: rgba(var(--ft-brand-rgb), 0.06);
}
.menu-industrial .see-all {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 9px 18px;
    color: var(--ft-text-on-brand);
    background: var(--ft-grad-brand);
    text-decoration: none;
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.3px;
    border-radius: var(--ft-radius-sm);
    transition: var(--ft-transition);
    margin-top: 5px;
}
.menu-industrial .see-all:hover {
    background: var(--ft-grad-brand-hover);
    transform: translateY(-2px);
    box-shadow: var(--ft-shadow-brand-sm);
    color: var(--ft-text-on-brand);
}

/* ============================================================
   10. ریسپانسیو هدر
   ============================================================ */
@media (min-width: 1201px) {
    .menu-industrial { flex-wrap: nowrap; overflow: visible; }
}

@media (min-width: 993px) and (max-width: 1200px) {
    .menu-industrial { flex-wrap: wrap; padding: 0 15px; justify-content: flex-start; }
    .menu-industrial > a,
    .menu-industrial .dropdown > a { padding: 14px 16px; font-size: 13px; }
    .menu-industrial .dropdown-menu { min-width: 500px; padding: 16px 20px; }
    .menu-industrial .dropdown-inner { grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 12px 20px; }
}

@media (max-width: 992px) {
    .top-industrial {
        padding: 8px 15px;
        font-size: 12px;
        min-height: 40px;
        gap: 14px;
        overflow-x: auto;
        justify-content: flex-start;
        flex-wrap: nowrap;
    }
    .top-industrial::-webkit-scrollbar { height: 2px; }
    .top-industrial::-webkit-scrollbar-thumb { background: var(--ft-brand); border-radius: 10px; }
    .top-industrial .info-item { font-size: 12px; gap: 5px; }
    .top-industrial .info-item i { font-size: 13px; }
    .top-industrial .menu-toggle { display: flex; margin-right: auto; }

    .middle-industrial {
        display: grid;
        grid-template-columns: 2fr 1fr;
        grid-template-rows: auto auto;
        gap: 12px;
        padding: 12px 15px;
        align-items: center;
    }
    .logo-industrial { grid-column: 1; grid-row: 1; justify-self: start; }
    .logo-link { gap: 8px; }
    .logo-icon { width: 50px; height: 50px; font-size: 22px; }
    .logo-icon img { width: 36px; height: 36px; }
    .logo-text .brand { font-size: 20px; }
    .logo-text .slogan { font-size: 11px; }

    .user-dropdown { grid-column: 2; grid-row: 1; justify-self: end; }
    .user-dropdown .dropbtn { padding: 8px 14px; font-size: 12px; }
    .user-dropdown .dropbtn .hide-small { display: none; }

    .search-industrial {
        grid-column: 1;
        grid-row: 2;
        min-width: 100%;
        max-width: 100%;
        flex: 1 1 100%;
    }
    .search-industrial input { padding: 10px 14px; font-size: 13px; }
    .search-industrial button { padding: 6px 14px; font-size: 12px; }

    #cart { grid-column: 2; grid-row: 2; justify-self: end; width: 100%; max-width: 100%; }
    #cart .btn-inverse { padding: 8px 12px; font-size: 12px; min-height: 38px; width: 100%; justify-content: center; }
    #cart .dropdown-menu {
        position: fixed;
        top: auto;
        bottom: 0;
        left: 0;
        right: 0;
        width: 100%;
        min-width: 100%;
        max-height: 80vh;
        border-radius: var(--ft-radius-lg) var(--ft-radius-lg) 0 0;
        border-top: 3px solid var(--ft-brand);
        box-shadow: 0 -8px 30px rgba(var(--ft-black-rgb), 0.5);
        padding: 15px;
        z-index: 9999;
    }

    /* منو موبایل */
    .menu-industrial {
        padding: 0;
        flex-direction: column;
        align-items: stretch;
        max-height: 0;
        overflow: hidden;
        border-top: none;
        transition: max-height 0.5s ease, padding 0.3s ease, border-top 0.3s ease;
        background: var(--ft-bg-darkest);
        position: relative;
        z-index: 100;
        width: 100%;
    }
    .menu-industrial.open {
        max-height: 2000px;
        padding: 10px 0;
        border-top: 2px solid var(--ft-brand);
        overflow-y: auto;
    }
    .menu-industrial .menu-label,
    .menu-industrial .category-divider { display: none; }
    .menu-industrial > a,
    .menu-industrial .dropdown > a {
        padding: 15px 20px;
        font-size: 14px;
        font-weight: 600;
        letter-spacing: 0.2px;
        border-bottom: 1px solid rgba(var(--ft-white-rgb), 0.05);
        width: 100%;
        text-align: right;
        display: flex;
        align-items: center;
        justify-content: space-between;
        white-space: normal;
        color: var(--ft-text-primary);
        transition: var(--ft-transition);
        line-height: 1.6;
    }
    .menu-industrial > a:hover,
    .menu-industrial .dropdown > a:hover {
        background: rgba(var(--ft-brand-rgb), 0.1);
        border-bottom-color: rgba(var(--ft-brand-rgb), 0.3);
        color: var(--ft-brand);
        padding-right: 24px;
    }
    .menu-industrial .dropdown { display: block; width: 100%; }
    .menu-industrial .dropdown .dropdown-toggle {
        display: flex;
        align-items: center;
        justify-content: space-between;
        width: 100%;
    }
    .menu-industrial .dropdown .caret {
        margin-right: 8px;
        border-top: 5px dashed;
        border-right: 5px solid transparent;
        border-left: 5px solid transparent;
        color: var(--ft-brand);
        flex-shrink: 0;
    }
    .menu-industrial .dropdown.open .caret { transform: rotate(180deg); }
    .menu-industrial .dropdown-menu {
        position: static !important;
        display: none !important;
        min-width: 100% !important;
        width: 100%;
        padding: 14px 20px 20px;
        margin: 0;
        border: none;
        border-radius: 0;
        box-shadow: none;
        background: rgba(var(--ft-white-rgb), 0.03);
        border-top: 1px solid rgba(var(--ft-brand-rgb), 0.2);
        animation: none !important;
        z-index: 1;
        box-sizing: border-box;
    }
    .menu-industrial .dropdown.open .dropdown-menu { display: block !important; }
    .menu-industrial .dropdown-inner {
        display: block;
        grid-template-columns: 1fr;
        gap: 5px;
        margin-bottom: 10px;
    }
    .menu-industrial .list-unstyled {
        padding: 0;
        margin: 0 0 10px;
        list-style: none;
    }
    .menu-industrial .list-unstyled li { margin-bottom: 4px; }
    .menu-industrial .list-unstyled li a {
        color: var(--ft-text-secondary);
        padding: 11px 16px;
        font-size: 13px;
        font-weight: 500;
        text-align: right;
        display: block;
        border-radius: var(--ft-radius-sm);
        transition: var(--ft-transition-fast);
        border-bottom: none;
        line-height: 1.6;
    }
    .menu-industrial .list-unstyled li a:hover {
        color: var(--ft-brand);
        background: rgba(var(--ft-brand-rgb), 0.1);
        padding-right: 24px;
    }
    .menu-industrial .see-all {
        display: flex;
        justify-content: center;
        font-size: 13px;
        padding: 11px 16px;
        margin-top: 10px;
        width: 100%;
        border-radius: var(--ft-radius-sm);
    }
    .menu-industrial .dropdown:hover .dropdown-menu { display: none !important; }
    .menu-industrial .dropdown.open .dropdown-menu { display: block !important; }
}

@media (max-width: 400px) {
    .top-industrial { padding: 5px 10px; font-size: 10px; min-height: 32px; gap: 7px; }
    .top-industrial .info-item { font-size: 10px; }
    .top-industrial .info-item i { font-size: 11px; }
    .middle-industrial { padding: 10px 10px; gap: 8px 10px; }
    .logo-icon { width: 42px; height: 42px; font-size: 18px; }
    .logo-icon img { width: 30px; height: 30px; }
    .logo-text .brand { font-size: 16px; }
    .logo-text .slogan { font-size: 10px; }
    .user-dropdown .dropbtn { padding: 6px 10px; font-size: 11px; }
    #cart .btn-inverse { padding: 6px 10px; font-size: 11px; min-height: 34px; }
    .menu-industrial > a,
    .menu-industrial .dropdown > a { font-size: 13px; padding: 13px 16px; }
}