/* ============================================================
   古木 GumuHub · 全息视觉系统(门户/登录/面板共享)
   深空黑 + 青霓虹 + 玻璃拟态;支持 RTL 与 prefers-reduced-motion
   ============================================================ */

:root {
  --bg: #05080f;                        /* 深空黑 */
  --cyan: #00e5ff;                      /* 青霓虹 */
  --cyan-hi: #4dffff;                   /* 亮青 */
  --cyan-dim: #9feaff;
  --ink: #e8f4ff;                       /* 冷白 */
  --ink-dim: rgba(232, 244, 255, .55);
  --line: rgba(0, 229, 255, .18);
  --glass: rgba(10, 18, 32, .5);
  --danger: #ff7a90;
  --ok: #6dffb8;
  --serif: "Songti SC", "STSong", "SimSun", "Noto Serif SC", serif;
  --sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --mono: "Cascadia Code", "JetBrains Mono", "SF Mono", Consolas, "Courier New", monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { height: 100%; }

body {
  height: 100vh;                        /* 回退 */
  height: 100dvh;
  overflow: hidden;
  position: relative;
  background:
    radial-gradient(1000px 460px at 50% -10%, rgba(0, 229, 255, .1), transparent 62%),
    radial-gradient(760px 420px at 85% 112%, rgba(64, 120, 255, .08), transparent 58%),
    var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: clamp(10px, 2.1vh, 24px);
  padding: clamp(14px, 3vh, 32px) 20px 52px;
  -webkit-font-smoothing: antialiased;
}
body.scrollable { overflow-y: auto; height: auto; min-height: 100dvh; padding-bottom: 22px; }

/* ---------- 星点 ---------- */
.stars { position: fixed; inset: 0; pointer-events: none; z-index: 0; }
.stars i {
  position: absolute; top: 0; left: 0; width: 2px; height: 2px; border-radius: 50%;
  background: transparent;
  animation: twinkle 5s ease-in-out infinite;
}
.stars i:nth-child(2) { animation-duration: 7s; animation-delay: -2.4s; }
@keyframes twinkle { 0%, 100% { opacity: .25; } 50% { opacity: .9; } }

/* ---------- 网格地平线 ---------- */
.grid-horizon {
  position: fixed; left: -32%; right: -32%; bottom: -7vh; height: 42vh;
  background-image:
    linear-gradient(rgba(0, 229, 255, .2) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 255, .2) 1px, transparent 1px);
  background-size: 46px 46px;
  transform: perspective(430px) rotateX(62deg);
  transform-origin: top center;
  -webkit-mask-image: linear-gradient(to bottom, transparent 0, #000 32%, transparent 96%);
  mask-image: linear-gradient(to bottom, transparent 0, #000 32%, transparent 96%);
  animation: gridFlow 6s linear infinite;
  pointer-events: none; z-index: 0;
}
.grid-horizon::before {
  content: ""; position: absolute; left: 12%; right: 12%; top: 0; height: 2px;
  background: linear-gradient(90deg, transparent, rgba(77, 255, 255, .8), transparent);
  filter: blur(1px);
}
@keyframes gridFlow { to { background-position: 0 46px, 0 0; } }

/* ---------- 年轮(全息) ---------- */
.rings {
  width: clamp(96px, 17vh, 170px); height: auto; display: block;
  animation: fadeIn 1s ease both; position: relative; z-index: 1;
}
.rings.compact { width: clamp(64px, 11vh, 104px); }
.ring-spin, .ring-spin-rev, .ring-core { transform-box: view-box; transform-origin: 100px 100px; }
.ring-spin { animation: spin 46s linear infinite; }
.ring-spin-rev { animation: spinRev 30s linear infinite; }
.core-pulse { animation: corePulse 2.6s ease-in-out infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes spinRev { to { transform: rotate(-360deg); } }
@keyframes corePulse {
  0%, 100% { opacity: .55; transform: scale(.92); }
  50% { opacity: 1; transform: scale(1.12); }
}
@keyframes fadeIn { from { opacity: 0; } }

/* ---------- 字标 ---------- */
.brand { text-align: center; position: relative; z-index: 1; animation: fadeIn 1s .12s ease both; }
.brand h1 {
  font-family: var(--serif);
  font-size: clamp(30px, 6vh, 52px);
  font-weight: 700; letter-spacing: .32em; margin-right: -.32em;
  line-height: 1.12;
  text-shadow: 0 0 26px rgba(0, 229, 255, .28);
}
.brand.compact h1 { font-size: clamp(24px, 4.4vh, 36px); }
.brand .latin {
  margin-top: clamp(6px, 1.1vh, 12px);
  font-family: var(--mono);
  font-size: clamp(10px, 1.6vh, 13px); letter-spacing: .5em; margin-right: -.5em;
  color: var(--cyan); text-transform: uppercase; font-weight: 600;
}
.brand .motto { margin-top: clamp(8px, 1.4vh, 14px); font-size: clamp(11px, 1.7vh, 13.5px); color: var(--ink-dim); letter-spacing: .14em; }
.brand .motto b { color: var(--cyan-dim); font-weight: 500; }

/* ---------- 分隔线 ---------- */
.divider {
  width: min(430px, 78vw); height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 229, 255, .5) 18%, rgba(0, 229, 255, .5) 82%, transparent);
  position: relative; z-index: 1;
  animation: fadeIn 1s .2s ease both;
}
.divider::after {
  content: ""; position: absolute; left: 50%; top: 50%;
  width: 5px; height: 5px; transform: translate(-50%, -50%) rotate(45deg);
  background: var(--cyan); opacity: .9;
  box-shadow: 0 0 10px rgba(0, 229, 255, .8);
}

/* ---------- 模块卡片(玻璃拟态,注册表驱动) ---------- */
.cards {
  display: grid; gap: clamp(10px, 1.6vw, 18px);
  grid-template-columns: repeat(auto-fit, minmax(clamp(196px, 23vw, 258px), 1fr));
  width: min(860px, 100%);
  position: relative; z-index: 1;
}
.card {
  appearance: none; border: 1px solid var(--line); border-radius: 16px;
  cursor: pointer; text-align: start; color: inherit; font: inherit;
  display: flex; flex-direction: column;
  background: linear-gradient(165deg, rgba(0, 229, 255, .07), var(--glass) 45%);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  padding: clamp(13px, 2.3vh, 21px) clamp(15px, 1.8vw, 22px);
  transition: transform .24s ease, border-color .24s ease, box-shadow .24s ease;
  position: relative; overflow: hidden;
  animation: rise .6s ease backwards;
  text-decoration: none;
}
.card:nth-child(1) { animation-delay: .12s; }
.card:nth-child(2) { animation-delay: .2s; }
.card:nth-child(3) { animation-delay: .28s; }
@keyframes rise { from { opacity: 0; transform: translateY(18px); } }
.card::before {
  content: ""; position: absolute; left: 8%; right: 8%; top: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(77, 255, 255, .55), transparent);
}
.card::after {
  content: ""; position: absolute; top: -30%; bottom: -30%; left: -46%; width: 34%;
  background: linear-gradient(105deg, transparent, rgba(77, 255, 255, .13), transparent);
  transform: skewX(-18deg);
  transition: left .6s ease;
  pointer-events: none;
}
.card:hover, .card:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(0, 229, 255, .55);
  box-shadow: 0 10px 36px rgba(0, 229, 255, .16), inset 0 0 26px rgba(0, 229, 255, .05);
}
.card:hover::after, .card:focus-visible::after { left: 118%; }
.card:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; }
.head { display: contents; }
.card .kicker {
  font-family: var(--mono);
  font-size: 10.5px; letter-spacing: .28em; color: var(--cyan);
  margin-bottom: clamp(6px, 1vh, 10px);
  display: flex; align-items: center; gap: 9px; white-space: nowrap;
}
.card .kicker::after { content: ""; flex: 1; height: 1px; background: linear-gradient(90deg, rgba(0, 229, 255, .3), transparent); }
.card .idx {
  color: var(--cyan-hi); border: 1px solid rgba(0, 229, 255, .4);
  border-radius: 5px; padding: 1px 5px; font-size: 9.5px; letter-spacing: .12em;
  text-shadow: 0 0 8px rgba(0, 229, 255, .6);
}
.badge {
  font-family: var(--mono); font-size: 9.5px; letter-spacing: .16em;
  border-radius: 99px; padding: 2px 8px; white-space: nowrap;
}
.badge[data-badge="public"] { color: var(--cyan-dim); border: 1px solid rgba(0, 229, 255, .35); background: rgba(0, 229, 255, .07); }
.badge[data-badge="user"]   { color: #b7e3ff; border: 1px solid rgba(120, 180, 255, .4); background: rgba(80, 140, 255, .1); }
.badge[data-badge="pro"]    { color: #ffd98a; border: 1px solid rgba(255, 200, 90, .45); background: rgba(255, 190, 80, .09); }
.card h2 {
  font-family: var(--serif);
  font-size: clamp(17px, 2.5vh, 21px); letter-spacing: .1em;
  margin-bottom: clamp(4px, .8vh, 8px);
  text-shadow: 0 0 18px rgba(0, 229, 255, .18);
}
.card .sub { font-size: clamp(11.5px, 1.6vh, 12.5px); line-height: 1.7; color: var(--ink-dim); }
.card .go {
  margin-top: auto; padding-top: clamp(9px, 1.5vh, 14px);
  font-family: var(--mono); font-size: 11.5px; color: var(--cyan); letter-spacing: .06em;
  display: inline-flex; align-items: center; gap: 6px;
}
.arrow { transition: transform .2s ease; display: inline-block; }
.card:hover .go .arrow { transform: translateX(4px); }

/* 静态兜底链接(JS 关闭时可见) */
.fallback-links { display: flex; gap: 18px; position: relative; z-index: 1; font-family: var(--mono); font-size: 12.5px; }
.fallback-links a { color: var(--cyan); text-decoration: none; }
.fallback-links a:hover { text-shadow: 0 0 12px rgba(0, 229, 255, .6); }

/* ---------- 页脚 ---------- */
footer {
  position: fixed; bottom: 12px; left: 0; right: 0;
  font-family: var(--mono); font-size: 10.5px; color: rgba(232, 244, 255, .34);
  letter-spacing: .14em; text-align: center; line-height: 1.9; z-index: 1;
}
footer a { color: rgba(232, 244, 255, .5); text-decoration: none; transition: color .2s; }
footer a:hover { color: var(--cyan); }

/* ---------- 语言切换 ---------- */
.lang-switch {
  position: fixed; top: 16px; inset-inline-end: 18px; z-index: 20;
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(5, 8, 15, .66);
  border: 1px solid var(--line);
  border-radius: 99px;
  padding: 6px 11px 6px 12px;
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
}
.lang-switch svg { width: 14px; height: 14px; color: var(--cyan); flex: none; }
.lang-switch select {
  appearance: none; -webkit-appearance: none;
  background: transparent; border: 0; color: var(--ink);
  font-family: var(--mono); font-size: 12px; font-weight: 500;
  letter-spacing: .04em; line-height: 1.5; cursor: pointer;
  padding: 2px 15px 2px 2px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%2300e5ff' stroke-width='1.4' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 1px center;
}
.lang-switch select:focus-visible {
  outline: 2px solid var(--cyan); outline-offset: 2px; border-radius: 6px;
}
.lang-switch option { background: var(--bg); color: var(--ink); }

/* ---------- 身份角标(登录/昵称) ---------- */
.user-pill {
  position: fixed; top: 16px; inset-inline-start: 18px; z-index: 20;
  display: inline-flex; align-items: center; gap: 10px;
  background: rgba(5, 8, 15, .66);
  border: 1px solid var(--line);
  border-radius: 99px;
  padding: 6px 8px 6px 14px;
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  font-family: var(--mono); font-size: 12px; color: var(--ink);
}
.user-pill a, .user-pill .pill-name { text-decoration: none; color: var(--ink); letter-spacing: .04em; }
.user-pill a:hover { color: var(--cyan-hi); }
.user-pill .pill-name::before { content: "◈ "; color: var(--cyan); }
.user-pill .pill-out {
  appearance: none; border: 1px solid var(--line); background: rgba(0, 229, 255, .07);
  color: var(--ink-dim); border-radius: 99px; font: 500 11px/1 var(--sans);
  padding: 5px 10px; cursor: pointer; transition: color .2s, border-color .2s;
}
.user-pill .pill-out:hover { color: var(--cyan-hi); border-color: rgba(0, 229, 255, .5); }

/* ---------- 弹窗(项目简介,通用) ---------- */
dialog.modal {
  border: 0; padding: 0; background: transparent;
  max-width: min(92vw, 440px); width: 100%;
  margin: auto;
}
dialog.modal::backdrop {
  background: rgba(3, 6, 12, .62);
  backdrop-filter: blur(7px); -webkit-backdrop-filter: blur(7px);
}
dialog.modal[open] { animation: modalIn .3s cubic-bezier(.2, .9, .3, 1.15); }
@keyframes modalIn { from { opacity: 0; transform: translateY(16px) scale(.95); } }
.modal-box {
  position: relative;
  background: linear-gradient(165deg, rgba(0, 229, 255, .09), rgba(8, 14, 26, .94) 46%);
  border: 1px solid rgba(0, 229, 255, .32);
  border-radius: 18px;
  padding: clamp(20px, 3.4vh, 28px) clamp(20px, 3vw, 27px) clamp(18px, 3vh, 24px);
  backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
  box-shadow: 0 24px 80px rgba(0, 0, 0, .55), 0 0 44px rgba(0, 229, 255, .09);
}
.modal-box::before {
  content: ""; position: absolute; left: 8%; right: 8%; top: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(77, 255, 255, .7), transparent);
}
.modal-close {
  appearance: none; position: absolute; inset-inline-end: 12px; top: 12px;
  background: rgba(0, 229, 255, .07); border: 1px solid var(--line); border-radius: 9px;
  color: var(--ink-dim); font: 500 13px/1 var(--sans); cursor: pointer;
  width: 30px; height: 30px; display: grid; place-items: center;
  transition: color .2s, border-color .2s, box-shadow .2s;
}
.modal-close:hover, .modal-close:focus-visible {
  color: var(--cyan-hi); border-color: rgba(0, 229, 255, .5);
  box-shadow: 0 0 14px rgba(0, 229, 255, .25); outline: none;
}
.modal .kicker {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .28em;
  color: var(--cyan); margin-bottom: 8px;
  display: flex; align-items: center; gap: 9px;
}
.modal h2 {
  font-family: var(--serif); font-size: clamp(20px, 3.4vh, 25px);
  letter-spacing: .08em; margin-bottom: 12px;
  text-shadow: 0 0 20px rgba(0, 229, 255, .22);
}
.modal-access {
  font-family: var(--mono); font-size: 11.5px; color: var(--ink-dim);
  letter-spacing: .06em; margin-bottom: 18px;
  display: flex; align-items: center; gap: 8px;
}
.modal-access b { color: var(--cyan-dim); font-weight: 500; }
.modal-enter {
  display: inline-flex; align-items: center; gap: 8px;
  text-decoration: none; color: #04121a;
  background: linear-gradient(90deg, var(--cyan), var(--cyan-hi));
  font-weight: 700; font-size: 13px; letter-spacing: .08em;
  padding: 10px 22px; border-radius: 11px;
  box-shadow: 0 0 26px rgba(0, 229, 255, .35);
  transition: box-shadow .22s, transform .22s;
}
.modal-enter:hover, .modal-enter:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 0 40px rgba(0, 229, 255, .55);
  outline: none;
}

/* ---------- 认证页(登录/注册/访客) ---------- */
.auth-panel {
  position: relative; z-index: 1;
  width: min(92vw, 400px);
  background: linear-gradient(165deg, rgba(0, 229, 255, .09), rgba(8, 14, 26, .94) 46%);
  border: 1px solid rgba(0, 229, 255, .32);
  border-radius: 18px;
  padding: clamp(18px, 3vh, 26px);
  backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
  box-shadow: 0 24px 80px rgba(0, 0, 0, .55), 0 0 44px rgba(0, 229, 255, .09);
  animation: rise .6s ease backwards;
}
.auth-panel::before {
  content: ""; position: absolute; left: 8%; right: 8%; top: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(77, 255, 255, .7), transparent);
}
.tabs { display: flex; gap: 6px; margin-bottom: 18px; }
.tab-btn {
  flex: 1; appearance: none; cursor: pointer;
  background: rgba(0, 229, 255, .05); border: 1px solid var(--line); border-radius: 10px;
  color: var(--ink-dim); font: 500 12.5px/1 var(--sans); letter-spacing: .1em;
  padding: 10px 6px; transition: color .2s, border-color .2s, background .2s;
}
.tab-btn:hover { color: var(--ink); }
.tab-btn.active {
  color: var(--cyan-hi); border-color: rgba(0, 229, 255, .55);
  background: rgba(0, 229, 255, .12);
  box-shadow: 0 0 16px rgba(0, 229, 255, .18);
}
.tab-pane { display: none; }
.tab-pane.active { display: block; animation: fadeIn .3s ease; }
.field { margin-bottom: 13px; }
.field label {
  display: block; font-family: var(--mono); font-size: 10.5px;
  letter-spacing: .24em; color: var(--cyan); margin-bottom: 6px;
}
.field input {
  width: 100%; appearance: none;
  background: rgba(5, 8, 15, .6); border: 1px solid var(--line); border-radius: 10px;
  color: var(--ink); font: 400 14px/1.4 var(--sans);
  padding: 10px 13px; outline: none;
  transition: border-color .2s, box-shadow .2s;
}
.field input:focus {
  border-color: rgba(0, 229, 255, .55);
  box-shadow: 0 0 16px rgba(0, 229, 255, .15);
}
.field input::placeholder { color: rgba(232, 244, 255, .28); }
.btn-primary {
  width: 100%; appearance: none; cursor: pointer; border: 0;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: linear-gradient(90deg, var(--cyan), var(--cyan-hi));
  color: #04121a; font: 700 13px/1 var(--sans); letter-spacing: .1em;
  padding: 12px 18px; border-radius: 11px;
  box-shadow: 0 0 26px rgba(0, 229, 255, .3);
  transition: box-shadow .22s, transform .22s;
}
.btn-primary:hover, .btn-primary:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 0 40px rgba(0, 229, 255, .5);
  outline: none;
}
.btn-primary:disabled { opacity: .55; cursor: wait; transform: none; }
.link-btn {
  appearance: none; background: none; border: 0; cursor: pointer;
  color: var(--ink-dim); font: 400 11.5px/1.6 var(--sans);
  text-decoration: underline; text-underline-offset: 3px;
  padding: 0;
}
.link-btn:hover { color: var(--cyan); }
.auth-note { font-size: 11.5px; line-height: 1.8; color: var(--ink-dim); margin-bottom: 13px; }
.notice {
  font-size: 12.5px; line-height: 1.7; border-radius: 10px;
  padding: 10px 13px; margin-bottom: 13px; display: none;
}
.notice.show { display: block; animation: fadeIn .3s ease; }
.notice.ok { color: var(--ok); background: rgba(109, 255, 184, .07); border: 1px solid rgba(109, 255, 184, .3); }
.notice.err { color: var(--danger); background: rgba(255, 122, 144, .07); border: 1px solid rgba(255, 122, 144, .3); }
.guest-link-box {
  font-family: var(--mono); font-size: 12px; color: var(--cyan-hi);
  background: rgba(0, 229, 255, .06); border: 1px dashed rgba(0, 229, 255, .4);
  border-radius: 10px; padding: 10px 12px; margin-bottom: 13px;
  word-break: break-all; text-decoration: none; display: block;
}
.guest-link-box:hover { border-style: solid; }

/* ---------- 控制面板 /panel ---------- */
.panel-wrap {
  width: min(920px, 100%); display: grid; gap: 14px;
  position: relative; z-index: 1;
}
.panel-card {
  position: relative;
  background: linear-gradient(165deg, rgba(0, 229, 255, .09), rgba(8, 14, 26, .94) 46%);
  border: 1px solid rgba(0, 229, 255, .32);
  border-radius: 16px;
  padding: clamp(16px, 2.6vh, 24px);
  backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
  box-shadow: 0 18px 60px rgba(0, 0, 0, .5), 0 0 36px rgba(0, 229, 255, .07);
  animation: rise .5s ease backwards;
}
.panel-card:nth-child(2) { animation-delay: .07s; }
.panel-card:nth-child(3) { animation-delay: .14s; }
.panel-card:nth-child(4) { animation-delay: .21s; }
.panel-card::before {
  content: ""; position: absolute; left: 8%; right: 8%; top: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(77, 255, 255, .7), transparent);
}
.panel-card h3 {
  font-family: var(--mono); font-size: 11px; letter-spacing: .3em;
  color: var(--cyan); margin-bottom: 14px;
}
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; }
.stat-card {
  border: 1px solid var(--line); border-radius: 12px;
  background: rgba(0, 229, 255, .05);
  padding: 12px 14px; text-align: center;
}
.stat-num { font-family: var(--mono); font-size: 26px; color: var(--cyan-hi); text-shadow: 0 0 14px rgba(0, 229, 255, .5); }
.stat-label { font-size: 11px; color: var(--ink-dim); margin-top: 4px; letter-spacing: .1em; }
.table-scroll { overflow-x: auto; }
table.users { width: 100%; border-collapse: collapse; font-size: 12px; }
table.users th {
  font-family: var(--mono); font-size: 10px; letter-spacing: .18em;
  color: var(--cyan); text-align: start; padding: 7px 9px;
  border-bottom: 1px solid rgba(0, 229, 255, .3); white-space: nowrap;
}
table.users td { padding: 8px 9px; border-bottom: 1px solid var(--line); color: var(--ink-dim); white-space: nowrap; }
table.users td.nick { color: var(--ink); }
.status-dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; margin-inline-end: 5px; }
.status-dot.active { background: var(--ok); box-shadow: 0 0 8px rgba(109, 255, 184, .7); }
.status-dot.banned { background: var(--danger); box-shadow: 0 0 8px rgba(255, 122, 144, .7); }
.btn-mini {
  appearance: none; cursor: pointer;
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .06em;
  color: var(--cyan-dim); background: rgba(0, 229, 255, .06);
  border: 1px solid var(--line); border-radius: 8px;
  padding: 4px 10px; transition: color .2s, border-color .2s;
}
.btn-mini:hover { color: var(--cyan-hi); border-color: rgba(0, 229, 255, .5); }
.btn-mini.danger { color: var(--danger); border-color: rgba(255, 122, 144, .35); background: rgba(255, 122, 144, .05); }
.btn-mini.danger:hover { color: #ffa3b3; border-color: rgba(255, 122, 144, .6); }
.field-row { display: flex; gap: 8px; }
.field-row input { flex: 1; }
.btn-dice {
  appearance: none; cursor: pointer; flex: none;
  width: 40px; border-radius: 10px;
  background: rgba(0, 229, 255, .07); border: 1px solid var(--line);
  font-size: 15px; line-height: 1; color: var(--ink);
  transition: border-color .2s, box-shadow .2s, transform .15s;
}
.btn-dice:hover { border-color: rgba(0, 229, 255, .5); box-shadow: 0 0 12px rgba(0, 229, 255, .2); }
.btn-dice:active { transform: rotate(20deg); }
.kv-list { list-style: none; font-size: 12.5px; line-height: 2.1; color: var(--ink-dim); }
.kv-list b { color: var(--ink); font-weight: 500; }
.kv-list .lbl { font-family: var(--mono); font-size: 10.5px; letter-spacing: .16em; color: var(--cyan); margin-inline-end: 8px; }
.panel-back {
  position: fixed; top: 16px; inset-inline-start: 18px; z-index: 20;
  font-family: var(--mono); font-size: 11.5px; color: var(--ink-dim);
  text-decoration: none; letter-spacing: .08em;
  border: 1px solid var(--line); border-radius: 99px; padding: 6px 13px;
  background: rgba(5, 8, 15, .66); backdrop-filter: blur(10px);
}
.panel-back:hover { color: var(--cyan-hi); }

/* ---------- 管理面板:侧边栏外壳 ---------- */
.panel-shell {
  width: min(1180px, 100%); display: grid;
  grid-template-columns: 208px minmax(0, 1fr); gap: 14px;
  position: relative; z-index: 1; align-items: start;
}
.side {
  position: sticky; top: 60px;
  background: linear-gradient(170deg, rgba(0,229,255,.08), rgba(8,14,26,.92) 55%);
  border: 1px solid rgba(0,229,255,.28); border-radius: 16px;
  padding: 10px;
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
}
.side-head {
  font-family: var(--mono); font-size: 10px; letter-spacing: .3em;
  color: var(--ink-dim); padding: 8px 12px 10px;
}
.side-nav { display: grid; gap: 3px; }
.side-item {
  display: flex; align-items: center; gap: 10px; width: 100%;
  appearance: none; border: 0; background: transparent; cursor: pointer; text-align: start;
  color: var(--ink-dim); font: 500 13px/1.2 var(--sans); letter-spacing: .06em;
  padding: 11px 12px; border-radius: 10px;
  transition: color .2s, background .2s;
}
.side-item:hover { color: var(--ink); background: rgba(0,229,255,.05); }
.side-item.active {
  color: var(--cyan-hi); background: rgba(0,229,255,.12);
  box-shadow: inset 0 0 0 1px rgba(0,229,255,.35);
}
.side-item .ico { width: 18px; text-align: center; flex: none; }
.side-badge {
  margin-inline-start: auto; font-family: var(--mono); font-size: 10px;
  color: #04121a; background: var(--cyan-hi); border-radius: 99px; padding: 1px 7px;
}
.content-area { display: grid; gap: 14px; min-width: 0; }

/* ---------- 筛选栏 / 分页 ---------- */
.filter-bar { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.filter-bar input[type="text"], .sel {
  appearance: none; -webkit-appearance: none;
  background: rgba(5,8,15,.6); border: 1px solid var(--line); border-radius: 9px;
  color: var(--ink); font: 400 12px/1.4 var(--sans);
  padding: 7px 10px; outline: none;
  transition: border-color .2s;
}
.filter-bar input[type="text"] { min-width: 170px; flex: 1; }
.filter-bar input[type="text"]:focus, .sel:focus { border-color: rgba(0,229,255,.55); }
.sel { cursor: pointer; }
.sel option { background: var(--bg); color: var(--ink); }
.pager {
  display: flex; align-items: center; gap: 10px; justify-content: flex-end;
  margin-top: 12px; font-family: var(--mono); font-size: 11px; color: var(--ink-dim);
}
.pager .pg-info { letter-spacing: .08em; }
.btn-small { padding: 7px 16px; font-size: 12px; width: auto; }

/* ---------- 留言条目 ---------- */
.msg-item {
  border: 1px solid var(--line); border-radius: 12px;
  padding: 12px 14px; background: rgba(0,229,255,.03);
}
.msg-item.unread { border-color: rgba(0,229,255,.45); background: rgba(0,229,255,.07); }
.msg-meta {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  font-family: var(--mono); font-size: 10.5px; color: var(--ink-dim);
  margin-bottom: 7px;
}
.msg-meta b { color: var(--cyan-dim); font-weight: 600; }
.msg-body { font-size: 13px; line-height: 1.75; color: var(--ink); white-space: pre-wrap; word-break: break-word; }
.msg-actions { display: flex; gap: 6px; margin-top: 9px; flex-wrap: wrap; }
.tag { font-family: var(--mono); font-size: 9.5px; border-radius: 99px; padding: 2px 8px; letter-spacing: .1em; }
.tag.read { color: var(--ink-dim); border: 1px solid var(--line); }
.tag.unread { color: #04121a; background: var(--cyan); border: 1px solid var(--cyan); font-weight: 700; }
.tag.guest { color: #b7e3ff; border: 1px dashed rgba(120, 180, 255, .45); }
.pager .btn-mini:disabled { opacity: .35; cursor: default; }
.pager .btn-mini:disabled:hover { color: var(--cyan-dim); border-color: var(--line); }
.msg-list { display: grid; gap: 10px; }
textarea.msg-input {
  width: 100%; min-height: 96px; resize: vertical;
  background: rgba(5,8,15,.6); border: 1px solid var(--line); border-radius: 10px;
  color: var(--ink); font: 400 13px/1.7 var(--sans);
  padding: 10px 13px; outline: none;
  transition: border-color .2s, box-shadow .2s;
}
textarea.msg-input:focus { border-color: rgba(0,229,255,.55); box-shadow: 0 0 16px rgba(0,229,255,.15); }

/* ---------- 窄屏:侧栏转顶部横向标签 ---------- */
@media (max-width: 860px) {
  .panel-shell { grid-template-columns: 1fr; }
  .side { position: static; }
  .side-nav { display: flex; gap: 6px; overflow-x: auto; }
  .side-head { display: none; }
  .side-item { white-space: nowrap; width: auto; }
  .side-badge { margin-inline-start: 4px; }
}

/* ---------- 翻译前防闪烁(类由 portal-core 添加/移除) ---------- */
html.i18n-boot body { opacity: 0; }

/* ---------- 窄屏 ---------- */
@media (max-width: 640px) {
  .cards { grid-template-columns: 1fr; width: min(430px, 100%); gap: 9px; }
  .card { flex-direction: row; align-items: center; gap: 12px; padding: 10px 14px; }
  .head { display: block; flex: 1; min-width: 0; }
  .card .kicker { margin-bottom: 3px; }
  .card h2 { font-size: 16px; margin-bottom: 0; }
  .card .sub { display: none; }
  .card .go { margin-top: 0; padding-top: 0; margin-left: auto; flex: none; }
  .card .go .host { display: none; }
  footer { font-size: 9.5px; letter-spacing: .05em; padding: 0 14px; }
  body { padding-top: 58px; }           /* 给两个角标让位 */
}
@media (max-width: 600px) {
  .lang-switch { top: 12px; inset-inline-end: 12px; padding: 5px 9px 5px 10px; }
  .lang-switch select { font-size: 11.5px; }
  .user-pill { top: 12px; inset-inline-start: 12px; padding: 5px 7px 5px 12px; font-size: 11.5px; }
}

/* ---------- 极矮视口兜底:放开滚动 ---------- */
@media (max-height: 560px) {
  body { overflow-y: auto; height: auto; min-height: 100dvh; padding-bottom: 22px; }
  footer { position: static; margin-top: 14px; }
}

/* ---------- 无 backdrop-filter 降级 ---------- */
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .card, .lang-switch, .user-pill, .modal-box, .auth-panel { background: rgba(7, 13, 24, .92); }
}

/* ---------- 从右到左(العربية) ---------- */
[dir="rtl"] .motto,
[dir="rtl"] .card .kicker,
[dir="rtl"] .card h2,
[dir="rtl"] .modal h2,
[dir="rtl"] .modal-access,
[dir="rtl"] .modal-enter,
[dir="rtl"] .field label,
[dir="rtl"] .tab-btn,
[dir="rtl"] .btn-primary,
[dir="rtl"] footer { letter-spacing: .02em; }
[dir="rtl"] .lang-switch select { padding: 2px 2px 2px 15px; background-position: left 1px center; }
[dir="rtl"] .card .go .arrow,
[dir="rtl"] .modal-enter .arrow { transform: scaleX(-1); }
[dir="rtl"] .card:hover .go .arrow { transform: scaleX(-1) translateX(4px); }

/* ---------- 减少动态 ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}