/* ============================================================
   nav-unified.css — 全站统一导航栏样式
   从首页独立模板 <style> 抽出，首页 + 标准页共用。
   首页模板内联 <style> 保留同名规则（不冲突，同值覆盖无害）。
   标准页通过 functions.php enqueue 加载本文件。
   ============================================================ */

/* --- 隐藏 Astra 默认 header（标准页） --- */
#masthead { display: none !important; height: 0 !important; overflow: hidden !important; }

/* --- fixed nav 补偿：标准页 body 顶部留出 nav 高度 --- */
body:not(.page-template-page-sacred-amber):not(.page-template-page-material-poetry) {
    padding-top: 80px;
}
@media (max-width: 767px) {
    body:not(.page-template-page-sacred-amber):not(.page-template-page-material-poetry) {
        padding-top: 64px;
    }
}
/* WP admin bar 补偿 */
body.admin-bar:not(.page-template-page-sacred-amber):not(.page-template-page-material-poetry) {
    padding-top: calc(80px + 32px);
}
@media (max-width: 767px) {
    body.admin-bar:not(.page-template-page-sacred-amber):not(.page-template-page-material-poetry) {
        padding-top: calc(64px + 46px);
    }
}
/* admin bar 下 fixed nav 下移 */
body.admin-bar #mainNav { top: 32px; }
@media (max-width: 782px) {
    body.admin-bar #mainNav { top: 46px; }
}

/* --- Search button reset --- */
#mainNav button,#ztSearchBtn,#ztMobBtn,#ztMobClose{background:none!important;border:none!important;box-shadow:none!important;outline:none!important;-webkit-appearance:none;appearance:none;color:rgba(255,255,255,.8)!important}
#ztSearchBtn{padding:0!important;margin:0!important}
nav a,nav button{text-decoration:none!important}

/* --- Language switcher --- */
.zt-lang{display:inline-flex;align-items:center;gap:0;height:20px;line-height:20px}
.zt-lang a{display:inline-flex;align-items:center;height:20px;font-size:11px;letter-spacing:.04em;padding:0 8px;transition:color .2s}
.zt-lang a:first-child{padding-left:0}
.zt-lang .zt-sep{display:inline-flex;align-items:center;height:20px;width:1px;background:rgba(255,255,255,.18);margin:0 2px}
.zt-lang a[data-lang="bo"]{font-size:12px;line-height:1;padding-top:1px}

/* --- Desktop nav dropdown --- */
/* v6 精修合并：顶级导航链接（首页/联系） hover 金线，与下拉面板金线语言一致 */
.nav-top-link{position:relative}
.nav-top-link::after{content:'';position:absolute;left:0;bottom:-3px;width:100%;height:1px;background:#C4A96A;transform:scaleX(0);transform-origin:right;transition:transform .35s cubic-bezier(.2,.7,.2,1)}
.nav-top-link:hover::after{transform:scaleX(1);transform-origin:left}

.zt-nav-dd{position:relative}
.zt-nav-dd::after{content:'';position:absolute;top:100%;left:0;right:0;height:14px;z-index:59}
#mainNav .zt-nav-dd-btn{background:none!important;border:none!important;box-shadow:none!important;color:rgba(255,255,255,.8)!important;font:inherit;font-size:inherit;letter-spacing:inherit;text-transform:inherit;cursor:pointer;display:inline-flex;align-items:center;gap:5px;padding:0;transition:color .2s}
#mainNav .zt-nav-dd-btn:hover,#mainNav .zt-nav-dd-btn:focus{color:#C4A96A!important}
.zt-nav-dd-btn svg{width:9px;height:9px;opacity:.5;transition:transform .25s ease,opacity .25s}
.zt-nav-dd:hover .zt-nav-dd-btn svg,.zt-nav-dd:focus-within .zt-nav-dd-btn svg{transform:rotate(180deg);opacity:.8}
.zt-dd-panel{position:absolute;top:calc(100% + 8px);left:50%;transform:translateX(-50%) translateY(8px);transform-origin:top center;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .35s ease,transform .35s cubic-bezier(.2,.7,.2,1),visibility 0s linear .2s;min-width:148px;padding:16px 10px;background:none;border:none;border-radius:0;box-shadow:none;backdrop-filter:none;-webkit-backdrop-filter:none;z-index:60;display:flex;flex-direction:column}
.zt-dd-panel::before{content:'';position:absolute;inset:-14px -16px;background:radial-gradient(ellipse 64% 60% at 50% 50%,rgba(0,0,0,.42),rgba(0,0,0,.18) 50%,rgba(0,0,0,0) 78%);z-index:-1;pointer-events:none}
.zt-nav-dd:hover .zt-dd-panel,.zt-nav-dd:focus-within .zt-dd-panel{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0);transition:opacity .35s ease,transform .35s cubic-bezier(.2,.7,.2,1),visibility 0s}
.zt-dd-panel a{position:relative;display:block;padding:9px 24px;font-family:'Outfit','Noto Sans SC',sans-serif;font-size:12.5px;font-weight:500;letter-spacing:.14em;color:rgba(255,255,255,.88);white-space:nowrap;text-align:center;text-shadow:0 1px 8px rgba(0,0,0,.9),0 0 20px rgba(0,0,0,.55);transition:color .25s ease,letter-spacing .3s ease}
.zt-dd-panel a+a::before{content:none}
.zt-dd-panel a::after{content:'';position:absolute;left:50%;bottom:5px;width:22px;height:1px;background:linear-gradient(90deg,transparent,#C4A96A,transparent);transform:translateX(-50%) scaleX(0);transform-origin:center;opacity:0;transition:transform .32s cubic-bezier(.2,.7,.2,1),opacity .3s ease}
.zt-dd-panel a:hover,.zt-dd-panel a:focus{color:#f3e2ad;letter-spacing:.18em}
.zt-dd-panel a:hover::after,.zt-dd-panel a:focus::after{transform:translateX(-50%) scaleX(1);opacity:.95}

/* --- Keyboard focus ring (a11y) --- */
.zt-lang a:focus-visible,.zt-nav-dd-btn:focus-visible,#ztSearchBtn:focus-visible{outline:2px solid #C4A96A;outline-offset:3px}
/* --- language dropdown (desktop) --- */
#mainNav .zt-lang-dd .zt-nav-dd-btn{font-size:11px;letter-spacing:.06em;text-transform:none}
.zt-lang-dd .zt-dd-panel{left:0;right:auto;transform:translateY(8px);min-width:0;padding:12px 0}
.zt-lang-dd:hover .zt-dd-panel,.zt-lang-dd:focus-within .zt-dd-panel{transform:translateY(0)}
.zt-lang-panel a[data-lang]{padding:8px 0;text-align:left}
.zt-lang-panel a[data-lang].zt-lang-active{color:#C4A96A;font-weight:600}
a:focus:not(:focus-visible),button:focus:not(:focus-visible){outline:none}

/* --- Mobile hamburger + panel --- */
#ztMobBtn{display:none;background:none;border:none;color:rgba(255,255,255,.8);cursor:pointer;padding:4px}
@media(max-width:767px){#ztMobBtn{display:flex}}
#ztMobPanel{position:fixed;inset:0;z-index:55;background:rgba(10,10,10,.97);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);overflow-y:auto;display:flex;flex-direction:column;padding:80px 28px 40px;transform:translateX(100%);transition:transform .3s cubic-bezier(.4,0,.2,1);visibility:hidden}
#ztMobPanel.zt-mob-open{transform:translateX(0);visibility:visible}
#ztMobPanel a,#ztMobPanel summary{display:block;color:rgba(255,255,255,.85);font-size:14px;letter-spacing:.08em;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.06);cursor:pointer;list-style:none}
#ztMobPanel summary::-webkit-details-marker{display:none}
#ztMobPanel summary::after{content:'＋';float:right;font-size:12px;color:rgba(255,255,255,.3);transition:transform .2s}
#ztMobPanel details[open] summary::after{content:'－'}
#ztMobPanel .zt-mob-sub{padding:4px 0 8px 16px}
#ztMobPanel .zt-mob-sub a{font-size:12px;color:rgba(255,255,255,.5);padding:8px 0;border-bottom:none}
#ztMobPanel .zt-mob-sub a:hover{color:#C4A96A}
#ztMobClose{position:absolute;top:20px;right:20px;background:none;border:none;color:rgba(255,255,255,.6);cursor:pointer;font-size:24px;line-height:1}

/* --- Navigation scroll state --- */
.nav-scrolled {
    background-color: rgba(10, 10, 10, 0.98) !important;
    border-bottom: 1px solid rgba(196, 169, 106, 0.1);
    backdrop-filter: blur(16px) !important;
    -webkit-backdrop-filter: blur(16px) !important;
}