/* =========================
   GLOBAL / COMMON
   ========================= */
* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: #fff;
    color: #111;
    line-height: 1.7;
}

/* =========================
   SITE HEADER
   ========================= */
.site-header {
    background: #fff;
    border-bottom: 1px solid #ddd;
}

.site-header-inner {
    max-width: 1000px;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.site-logo {
    color: #111;
    text-decoration: none;
    font-size: 28px;
    font-weight: 700;
    white-space: nowrap;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 20px;
}

.site-nav a {
    color: #111;
    text-decoration: none;
}

.site-nav a:hover { text-decoration: underline; }

.menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    padding: 0;
    background: #fff;
    color: #111;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 25px;
    line-height: 1;
    cursor: pointer;
    align-items: center;
    justify-content: center;
}

/* =========================
   COMMON CONTAINER / FOOTER
   ========================= */
.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 20px;
}

footer {
    margin-top: 60px;
    border-top: 1px solid #ddd;
    padding: 30px;
    text-align: center;
    font-size: 14px;
    color: #666;
}

/* =========================
   SEARCH ERROR
   ========================= */
.search-error {
    background: #f8d7da;
    color: #842029;
    border: 1px solid #f5c2c7;
    padding: 12px 15px;
    margin: 15px 0;
    border-radius: 4px;
}

/* =========================
   MOBILE HEADER
   ========================= */
@media (max-width: 700px) {
    .site-header-inner {
        position: relative;
        flex-wrap: wrap;
        padding: 14px 16px;
    }

    .menu-toggle {
        display: flex !important;
    }

    .site-nav {
        display: none;
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding-top: 10px;
    }

    .site-nav.open { display: flex !important; }

    .site-nav a {
        display: block;
        padding: 12px 0;
        border-top: 1px solid #eee;
    }
}