/* Navbar เดียวกับหน้า marketplace.html */
.main-header {
    position: fixed;
    top: 18px;
    left: 50%;
    z-index: 1000;
    width: calc(100% - 48px);
    max-width: 1240px;
    padding: 0;
    transform: translateX(-50%);
    background: rgba(255, 255, 255, 0.82);
    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
    border: 1px solid rgba(255, 255, 255, 0.8);
    border-radius: 999px;
    box-shadow: 0 18px 48px rgba(15, 23, 42, 0.10);
}

.main-nav {
    position: relative;
    width: 100%;
    min-height: 68px;
    margin: 0;
    padding: 0 18px 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    background: transparent;
    border: 0;
    border-radius: 0;
    box-shadow: none;
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
}

.main-header .logo {
    color: #111827;
    font-family: inherit;
    font-size: inherit;
    text-decoration: none;
    white-space: nowrap;
}

.main-header .logo span {
    font-family: "Orbitron", sans-serif;
    font-size: 17px;
    font-weight: 800;
    letter-spacing: -0.4px;
}

.main-header .nav-menu {
    display: flex;
    align-items: center;
    gap: 4px;
    margin: 0;
    padding: 5px;
    list-style: none;
    background: rgba(243, 244, 246, 0.85);
    border: 0;
    border-radius: 999px;
    box-shadow: none;
}

.main-header .nav-menu a {
    display: block;
    padding: 9px 17px;
    color: #5b6472;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
    line-height: normal;
    text-decoration: none;
    white-space: nowrap;
    transition: color .22s ease, background .22s ease, transform .22s ease;
}

.main-header .nav-menu a:hover {
    color: #111827;
    background: transparent;
    transform: translateY(-1px);
}

.main-header .nav-menu a.active {
    color: #111827;
    background: #fff;
    box-shadow: 0 8px 18px rgba(15, 23, 42, 0.08);
}

.main-header .nav-actions {
    display: flex;
    align-items: center;
    gap: 9px;
}

.main-header .icon-btn {
    position: relative;
    width: 44px;
    height: 44px;
    padding: 0;
    display: grid;
    place-items: center;
    color: #111827;
    background: #fff;
    border: 0;
    border-radius: 999px;
    box-shadow: 0 8px 22px rgba(15, 23, 42, 0.07);
    cursor: pointer;
    text-decoration: none;
    transition: transform .22s ease, background .22s ease, color .22s ease;
}

.main-header .icon-btn:hover {
    color: #fff;
    background: #111827;
    transform: translateY(-2px);
}

.main-header .notification-badge {
    position: absolute;
    top: -2px;
    right: -2px;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    background: #ef4444;
    border: 2px solid #fff;
    border-radius: 999px;
    font-size: 10px;
    font-weight: 700;
}

.main-header .notification-badge[hidden] { display: none !important; }

.main-header .user-profile {
    width: auto;
    height: 48px;
    padding: 4px 12px 4px 5px;
    display: flex;
    align-items: center;
    gap: 9px;
    color: #111827;
    background: #fff;
    border: 0;
    border-radius: 999px;
    box-shadow: 0 8px 22px rgba(15, 23, 42, 0.07);
    cursor: pointer;
}

.main-header .user-avatar {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    background: #111827;
    border-radius: 999px;
}

.main-header .user-info { display: block; min-width: 0; text-align: left; }
.main-header .user-info strong,
.main-header .user-info small {
    display: block;
    max-width: 140px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}
.main-header .user-info strong { font-size: 12px; font-weight: 700; }
.main-header .user-info small { margin-top: 1px; color: #6b7280; font-size: 10px; }
.main-header .profile-arrow { display: inline-block; color: inherit; font-size: 11px; transition: transform .25s ease; }
.main-header .user-profile.open .profile-arrow { transform: rotate(180deg); }

.main-header .mobile-menu-btn {
    display: none;
    width: 44px;
    height: 44px;
    padding: 0;
    color: #fff;
    background: #111827;
    border: 0;
    border-radius: 999px;
    font-size: 20px;
    cursor: pointer;
}

.main-header .profile-dropdown {
    position: absolute;
    top: calc(100% + 12px);
    right: 0;
    z-index: 10;
    width: 220px;
    padding: 9px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px) scale(.98);
    background: rgba(255, 255, 255, .98);
    border: 1px solid #e5e7eb;
    border-radius: 22px;
    box-shadow: 0 24px 56px rgba(15, 23, 42, .16);
    transition: opacity .22s ease, visibility .22s ease, transform .22s ease;
}

.main-header .profile-dropdown.show { opacity: 1; visibility: visible; transform: translateY(0) scale(1); }
.main-header .profile-dropdown a {
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 11px 13px;
    color: #374151;
    border-radius: 14px;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    transition: .22s ease;
}
.main-header .profile-dropdown a:hover { color: #111827; background: #f3f4f6; transform: translateX(3px); }
.main-header .dropdown-divider { height: 1px; margin: 7px 4px; background: #e5e7eb; }
.main-header .profile-dropdown .logout-link { color: #dc2626; }

.main-header + .farm-main { margin-top: 110px; }

@media (max-width: 1100px) and (min-width: 769px) {
    .main-header .nav-menu {
        position: absolute;
        top: calc(100% + 12px);
        left: 0;
        right: 0;
        display: none;
        padding: 10px;
        flex-direction: column;
        align-items: stretch;
        background: rgba(255, 255, 255, .98);
        border-radius: 22px;
        box-shadow: 0 20px 50px rgba(15, 23, 42, .15);
    }
    .main-header .nav-menu.show { display: flex; }
    .main-header .nav-menu a { text-align: center; border-radius: 14px; }
    .main-header .mobile-menu-btn { display: block; }
}

@media (max-width: 768px) {
    .main-header {
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        width: 100% !important;
        max-width: 100% !important;
        transform: none !important;
        border-radius: 0 0 16px 16px !important;
        border: none !important;
        border-bottom: 1px solid #e5e7eb !important;
        background: rgba(255, 255, 255, 0.98) !important;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04) !important;
        backdrop-filter: blur(12px) !important;
        -webkit-backdrop-filter: blur(12px) !important;
        padding: 8px 12px 10px !important;
        z-index: 1000 !important;
    }

    .main-header .main-nav {
        display: grid !important;
        grid-template-columns: 1fr auto !important;
        grid-template-rows: auto auto !important;
        align-items: center !important;
        gap: 8px 10px !important;
        min-height: auto !important;
        padding: 0 !important;
        width: 100% !important;
        background: transparent !important;
        border: none !important;
        box-shadow: none !important;
    }

    .main-header .logo {
        grid-column: 1 !important;
        grid-row: 1 !important;
        justify-self: start !important;
    }

    .main-header .logo span {
        font-size: 15px !important;
        font-weight: 800 !important;
    }

    .main-header .nav-actions {
        grid-column: 2 !important;
        grid-row: 1 !important;
        justify-self: end !important;
        display: flex !important;
        align-items: center !important;
        gap: 6px !important;
    }

    .main-header .nav-actions .icon-btn,
    .main-header .icon-btn {
        width: 36px !important;
        height: 36px !important;
        min-width: 36px !important;
        min-height: 36px !important;
        border-radius: 50% !important;
        border: 1px solid #e5e7eb !important;
        box-shadow: 0 1px 4px rgba(15, 23, 42, 0.05) !important;
        font-size: 15px !important;
    }

    .main-header .user-profile {
        width: 36px !important;
        height: 36px !important;
        min-width: 36px !important;
        min-height: 36px !important;
        padding: 0 !important;
        border: none !important;
        background: transparent !important;
        box-shadow: none !important;
    }

    .main-header .user-avatar {
        width: 36px !important;
        height: 36px !important;
        border-radius: 50% !important;
    }

    .main-header .user-info,
    .main-header .profile-arrow,
    .main-header .mobile-menu-btn {
        display: none !important;
    }

    /* แถบแคปซูล 3 ปุ่มเรียงแนวนอนใต้โลโก้ */
    .main-header .nav-menu {
        grid-column: 1 / -1 !important;
        grid-row: 2 !important;
        display: grid !important;
        grid-template-columns: repeat(3, 1fr) !important;
        position: static !important;
        top: auto !important;
        left: auto !important;
        right: auto !important;
        transform: none !important;
        margin: 0 !important;
        padding: 3px !important;
        gap: 4px !important;
        background: #eef2f6 !important;
        border: 1px solid #e2e8f0 !important;
        border-radius: 999px !important;
        box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.03) !important;
        width: 100% !important;
        max-width: 100% !important;
        flex-direction: row !important;
        list-style: none !important;
    }

    .main-header .nav-menu li {
        list-style: none !important;
        margin: 0 !important;
        padding: 0 !important;
        display: block !important;
    }

    .main-header .nav-menu a {
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        padding: 6px 4px !important;
        font-size: 12px !important;
        font-weight: 600 !important;
        color: #64748b !important;
        background: transparent !important;
        border-radius: 999px !important;
        text-align: center !important;
        white-space: nowrap !important;
        text-decoration: none !important;
        transition: all 0.2s ease !important;
        border: none !important;
    }

    .main-header .nav-menu a.active {
        color: #0f172a !important;
        background: #ffffff !important;
        font-weight: 700 !important;
        box-shadow: 0 2px 8px rgba(15, 23, 42, 0.08) !important;
    }
}

.main-header .user-avatar img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: inherit;
}