/* ============================================================
   FURINA 项目组 · 团队站
   中性专业风 · 低调水蓝点缀
   ============================================================ */

:root {
  --bg:        #0b0f17;
  --bg-2:      #0e141f;
  --panel:     #131a26;
  --panel-2:   #182234;
  --line:      rgba(255, 255, 255, 0.08);
  --line-2:    rgba(255, 255, 255, 0.14);
  --text:      #e7ecf3;
  --muted:     #9aa7b8;
  --faint:     #6b7888;
  --accent:    #5e9eff;
  --accent-2:  #34d3b5;
  --accent-3:  #8a7dff;
  --accent-gold:#f0d590;
  --danger:    #ff5e6e;
  --radius:    16px;
  --radius-lg: 22px;
  --maxw:      1140px;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", "Microsoft YaHei", "PingFang SC", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Consolas, monospace;

  /* ---- 各页面 Hero 背景图 ----
     想用即梦生成的真图替换占位图时：
     只需把同名 jpg 放进 assets/img/ 并把下面 .jpg 文件名填进来即可。
     例如把 assets/img/bg-home.svg 改成 assets/img/bg-home.jpg。 */
  --bg-home:    url("../img/bg-home.jpg");
  --bg-projects:url("../img/bg-projects.jpg");
  --bg-contact: url("../img/bg-contact.jpg");
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* 背景光晕（基础层） */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -3;
  background:
    radial-gradient(700px 400px at 12% -5%, rgba(94, 158, 255, 0.10), transparent 60%),
    radial-gradient(700px 400px at 95% 8%, rgba(52, 211, 181, 0.08), transparent 60%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
}
/* 细噪点纹理（叠在最上方，极淡，增加质感） */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- 流动背景：光晕 + 网格 ---------- */
.bg { position: fixed; inset: 0; z-index: -2; overflow: hidden; pointer-events: none; }
.bg .blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.45;
  mix-blend-mode: screen;
  will-change: transform;
}
.bg .b1 {
  width: 560px; height: 560px; top: -160px; left: -120px;
  background: radial-gradient(circle at 30% 30%, #5e9eff, transparent 70%);
  animation: drift1 24s ease-in-out infinite;
}
.bg .b2 {
  width: 520px; height: 520px; top: 5%; right: -160px;
  background: radial-gradient(circle at 60% 40%, #34d3b5, transparent 70%);
  animation: drift2 30s ease-in-out infinite;
}
.bg .b3 {
  width: 480px; height: 480px; bottom: -180px; left: 35%;
  background: radial-gradient(circle at 50% 50%, #8a7dff, transparent 70%);
  opacity: 0.32;
  animation: drift3 36s ease-in-out infinite;
}
@keyframes drift1 { 0%,100%{ transform: translate(0,0) scale(1);} 50%{ transform: translate(120px,80px) scale(1.12);} }
@keyframes drift2 { 0%,100%{ transform: translate(0,0) scale(1);} 50%{ transform: translate(-100px,120px) scale(1.08);} }
@keyframes drift3 { 0%,100%{ transform: translate(0,0) scale(1);} 50%{ transform: translate(60px,-90px) scale(1.15);} }
/* 细网格，向中心淡出 */
.bg-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 54px 54px;
  -webkit-mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 75%);
  mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 75%);
}
@media (prefers-reduced-motion: reduce) {
  .bg .blob { animation: none; }
}

.wrap { width: min(92%, var(--maxw)); margin-inline: auto; }

/* ---------- 导航 ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(11, 15, 23, 0.72);
  border-bottom: 1px solid var(--line);
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 66px; }
.brand { display: flex; align-items: center; gap: 11px; font-weight: 700; font-size: 19px; letter-spacing: 0.5px; }
.brand .logo {
  width: 32px; height: 32px; border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid; place-items: center; overflow: hidden;
  box-shadow: 0 4px 16px rgba(94, 158, 255, 0.35);
}
.brand .logo img { width: 100%; height: 100%; object-fit: cover; display: block; }
.brand .logo svg { width: 18px; height: 18px; }
.menu { display: flex; gap: 4px; align-items: center; }
.menu a { padding: 9px 16px; border-radius: 10px; font-size: 14.5px; color: var(--muted); transition: all .2s ease; }
.menu a:hover { color: var(--text); background: var(--panel); }
.menu a.active { color: var(--text); }
.menu a.active::after {
  content: ""; display: block; height: 2px; margin-top: 4px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-radius: 2px;
}
.menu .cta { color: #04121f; background: linear-gradient(135deg, var(--accent), var(--accent-2)); font-weight: 600; margin-left: 6px; }
.menu .cta:hover { color: #04121f; opacity: .92; }
.menu .cta.active::after { display: none; }
.nav-toggle { display: none; background: none; border: 0; color: var(--text); font-size: 24px; cursor: pointer; }

/* ---------- 通用 ---------- */
.section { padding: 96px 0; }
.section-head { max-width: 680px; margin-bottom: 48px; }
.section-head.center { margin-inline: auto; text-align: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12.5px; letter-spacing: 2px; text-transform: uppercase;
  color: var(--accent-2); font-weight: 600; margin-bottom: 16px;
}
.eyebrow::before { content: ""; width: 18px; height: 1.5px; background: var(--accent-2); display: inline-block; }
.section-head.center .eyebrow::before { display: none; }
h1, h2, h3 { letter-spacing: -0.02em; line-height: 1.15; }
.section-head h2 { font-size: clamp(28px, 4vw, 40px); font-weight: 700; }
.section-head p { color: var(--muted); margin-top: 14px; font-size: 17px; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 22px; border-radius: 11px; font-size: 14.5px; font-weight: 600;
  cursor: pointer; transition: transform .18s ease, background .2s ease, border-color .2s ease;
}
.btn-primary { color: #04121f; background: linear-gradient(135deg, var(--accent), var(--accent-2)); }
.btn-primary:hover { transform: translateY(-2px); }
.btn-ghost { color: var(--text); border: 1px solid var(--line-2); background: transparent; }
.btn-ghost:hover { background: var(--panel); border-color: var(--accent); }

/* ---------- Hero ---------- */
/* 默认用首页背景，各分页用 .hero-home / .hero-projects / .hero-contact 覆盖 */
.hero {
  padding: 130px 0 80px;
  background-image:
    linear-gradient(rgba(11,15,23,0.62), rgba(11,15,23,0.94)),
    var(--bg-home);
  background-size: cover;
  background-position: center;
  border-bottom: 1px solid var(--line);
}
.hero.hero-projects {
  background-image:
    linear-gradient(rgba(11,15,23,0.62), rgba(11,15,23,0.94)),
    var(--bg-projects);
}
.hero.hero-contact {
  background-image:
    linear-gradient(rgba(11,15,23,0.62), rgba(11,15,23,0.94)),
    var(--bg-contact);
}
.hero.hero-sm { padding: 96px 0 56px; }
.hero.hero-sm h1 { font-size: clamp(30px, 4.6vw, 48px); }
.hero.hero-sm p.lead { margin: 18px 0 30px; }
.hero .badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: 999px; font-size: 13px; color: var(--muted);
  border: 1px solid var(--line); background: var(--panel); margin-bottom: 26px;
}
.hero .badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent-2); box-shadow: 0 0 8px var(--accent-2); }
.hero h1 { font-size: clamp(38px, 6.5vw, 68px); font-weight: 800; max-width: 14ch; }
.hero h1 .grad { background: linear-gradient(120deg, var(--accent), var(--accent-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.lead { color: var(--muted); font-size: clamp(16px, 2vw, 20px); max-width: 56ch; margin: 24px 0 34px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.stats { display: flex; gap: 48px; flex-wrap: wrap; margin-top: 64px; padding-top: 36px; border-top: 1px solid var(--line); }
.stats .stat .num { font-size: 34px; font-weight: 800; background: linear-gradient(120deg, var(--accent), var(--accent-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stats .stat .label { color: var(--faint); font-size: 14px; margin-top: 2px; }

/* ---------- 项目展示 ---------- */
.projects-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.pcard {
  position: relative; display: flex; flex-direction: column;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-lg);
  overflow: hidden; transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.pcard:hover { transform: translateY(-6px); border-color: var(--line-2); box-shadow: 0 20px 50px rgba(0,0,0,0.4); }
.pcard .thumb {
  height: 150px; display: grid; place-items: center; position: relative;
  font-size: 44px; color: #fff; text-shadow: 0 2px 10px rgba(0,0,0,0.35);
}
.pcard .thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.pcard .thumb.has-img { background: #0f1724; }
.pcard .thumb::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, rgba(19,26,38,0.9)); pointer-events: none; }
.pcard .body { padding: 22px; display: flex; flex-direction: column; flex: 1; }
.pcard .tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.pcard .tags span { font-size: 11.5px; padding: 3px 9px; border-radius: 999px; color: var(--accent-2); background: rgba(52,211,181,0.10); border: 1px solid rgba(52,211,181,0.22); }
.pcard h3 { font-size: 20px; font-weight: 700; }
.pcard p { color: var(--muted); font-size: 14.5px; margin: 10px 0 18px; flex: 1; }
.pcard .go {
  display: inline-flex; align-items: center; gap: 7px; align-self: flex-start;
  font-size: 14px; font-weight: 600; color: var(--accent);
  transition: gap .2s ease;
}
.pcard:hover .go { gap: 12px; }
.pcard .go svg { width: 15px; height: 15px; }
.pcard.disabled .go { color: var(--faint); }

/* ---------- 联系方式 ---------- */
.contact {
  background: linear-gradient(135deg, var(--panel), var(--panel-2));
  border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 56px; text-align: center; position: relative; overflow: hidden;
}
.contact::before { content: ""; position: absolute; inset: 0; background: radial-gradient(400px 200px at 50% 0%, rgba(94,158,255,0.16), transparent 70%); }
.contact > * { position: relative; }
.contact h2 { font-size: clamp(26px, 4vw, 38px); font-weight: 800; }
.contact p { color: var(--muted); max-width: 52ch; margin: 16px auto 30px; font-size: 16.5px; }
.contact-links { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.contact-links a {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 12px 20px; border-radius: 12px; font-size: 14.5px; font-weight: 500;
  border: 1px solid var(--line-2); background: rgba(255,255,255,0.03); color: var(--text);
  transition: all .2s ease;
}
.contact-links a:hover { border-color: var(--accent); background: var(--panel); transform: translateY(-2px); }
.contact-links a svg { width: 17px; height: 17px; }

/* ---------- 页脚 ---------- */
.footer { border-top: 1px solid var(--line); padding: 40px 0; margin-top: 30px; }
.footer .wrap { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.footer .muted { color: var(--faint); font-size: 13.5px; }

/* ---------- 滚动揭示 ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ---------- 响应式 ---------- */
@media (max-width: 900px) { .projects-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 760px) {
  .projects-grid { grid-template-columns: 1fr; }
  .contact { padding: 40px 24px; }
  .stats { gap: 32px; }
  .menu {
    position: fixed; inset: 66px 0 auto 0; flex-direction: column; gap: 0; align-items: stretch;
    background: rgba(11,15,23,0.98); border-bottom: 1px solid var(--line);
    padding: 12px 22px 20px; transform: translateY(-130%); transition: transform .3s ease;
  }
  .menu.open { transform: none; }
  .menu a { padding: 14px 10px; border-radius: 10px; }
  .menu .cta { margin: 8px 0 0; text-align: center; justify-content: center; }
  .nav-toggle { display: block; }
}

/* ---------- 服务状态监控 ---------- */
.status-summary {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap;
  gap: 14px; padding: 18px 22px; margin-bottom: 28px;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
}
.status-summary .s-info { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.status-summary .s-count { font-size: 17px; font-weight: 700; }
.status-summary .s-count .ok { color: var(--accent-2); }
.status-summary .s-count .bad { color: var(--danger); }
.status-summary .s-updated { color: var(--faint); font-size: 13.5px; }
.status-summary .s-refresh {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 9px 16px; border-radius: 10px; font-size: 13.5px; font-weight: 600; cursor: pointer;
  color: var(--text); border: 1px solid var(--line-2); background: transparent; transition: all .2s ease;
}
.status-summary .s-refresh:hover { border-color: var(--accent); background: var(--panel-2); }
.status-summary .s-refresh.spinning svg { animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.scard {
  position: relative; display: flex; flex-direction: column;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 22px; transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.scard.is-link { cursor: pointer; }
.scard:hover { transform: translateY(-6px); border-color: var(--line-2); box-shadow: 0 20px 50px rgba(0,0,0,0.4); }
.scard .s-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.scard .s-name { display: flex; align-items: center; gap: 10px; font-size: 18px; font-weight: 700; }
.scard .s-name .s-icon { font-size: 22px; line-height: 1; }
.sbadge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 11px; border-radius: 999px; font-size: 12.5px; font-weight: 600;
}
.sbadge .sd { width: 7px; height: 7px; border-radius: 50%; }
.sbadge.up { color: var(--accent-2); background: rgba(52,211,181,0.12); border: 1px solid rgba(52,211,181,0.28); }
.sbadge.up .sd { background: var(--accent-2); box-shadow: 0 0 8px var(--accent-2); }
.sbadge.down { color: var(--danger); background: rgba(255,94,110,0.12); border: 1px solid rgba(255,94,110,0.28); }
.sbadge.down .sd { background: var(--danger); box-shadow: 0 0 8px var(--danger); }

.scard .s-meta { display: flex; gap: 22px; margin-bottom: 16px; }
.scard .s-meta .m { display: flex; flex-direction: column; }
.scard .s-meta .m .k { color: var(--faint); font-size: 12px; }
.scard .s-meta .m .v { color: var(--text); font-size: 15px; font-weight: 600; font-variant-numeric: tabular-nums; }

.scard .s-err { color: var(--danger); font-size: 13px; margin-bottom: 14px; word-break: break-word; }

.sdots { display: flex; gap: 4px; align-items: center; flex-wrap: wrap; margin-top: auto; }
.sdot { width: 9px; height: 9px; border-radius: 50%; background: var(--faint); }
.sdot.up { background: var(--accent-2); }
.sdot.down { background: var(--danger); }
.sdots-label { color: var(--faint); font-size: 12px; margin-left: 8px; }

.status-empty {
  text-align: center; padding: 72px 24px; color: var(--muted);
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-lg);
}
.status-empty .big { font-size: 40px; margin-bottom: 12px; }

@media (max-width: 900px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 760px) {
  .services-grid { grid-template-columns: 1fr; }
  .status-summary { flex-direction: column; align-items: stretch; }
}

/* ---------- 管理后台 ---------- */
.admin-userbar {
  display: flex; align-items: center; justify-content: flex-end; gap: 16px;
  margin-bottom: 18px; font-size: 13.5px; color: var(--faint);
}
.admin-userbar strong { color: var(--text); font-weight: 600; }
.admin-userbar a { color: var(--accent); text-decoration: none; }
.admin-userbar a:hover { text-decoration: underline; }

.admin-toolbar-top {
  display: flex; align-items: center; gap: 18px; flex-wrap: wrap;
  padding: 18px 22px; margin-bottom: 22px;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
}
.admin-toolbar-top .field { display: flex; align-items: center; gap: 8px; }
.admin-toolbar-top .field label { color: var(--faint); font-size: 13px; }
.admin-toolbar-top .field input {
  width: 70px; padding: 8px 10px; text-align: center;
  background: var(--panel-2); border: 1px solid var(--line); border-radius: 8px;
  color: var(--text); font-size: 14px; font-family: var(--mono);
}
.admin-toolbar-top .field input:focus { outline: none; border-color: var(--accent); }
.admin-toolbar-top .spacer { flex: 1; }

.admin-table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); }
.admin-table { width: 100%; border-collapse: collapse; min-width: 720px; }
.admin-table th {
  text-align: left; padding: 12px 14px; font-size: 12px; font-weight: 600;
  color: var(--faint); text-transform: uppercase; letter-spacing: 0.5px;
  border-bottom: 1px solid var(--line); white-space: nowrap;
}
.admin-table td { padding: 8px 10px; border-bottom: 1px solid var(--line); }
.admin-table tr:last-child td { border-bottom: 0; }
.admin-table input[type="text"], .admin-table input[type="number"], .admin-table input[type="url"] {
  width: 100%; padding: 8px 10px;
  background: var(--panel-2); border: 1px solid transparent; border-radius: 8px;
  color: var(--text); font-size: 14px; font-family: var(--sans);
}
.admin-table input:focus { outline: none; border-color: var(--accent); }
.admin-table .col-icon input { max-width: 64px; text-align: center; }
.admin-table .col-expect input { max-width: 76px; text-align: center; }
.admin-table .col-op { width: 70px; text-align: center; }
.admin-table .row-del {
  padding: 6px 10px; border-radius: 8px; font-size: 13px; cursor: pointer;
  color: var(--danger); border: 1px solid var(--line); background: transparent; transition: all .2s ease;
}
.admin-table .row-del:hover { background: rgba(255,94,110,0.12); border-color: var(--danger); }
.admin-row.invalid td { background: rgba(255,94,110,0.08); }
.admin-row.invalid input { border-color: var(--danger); }

.admin-actions {
  position: sticky; bottom: 0; display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  margin-top: 22px; padding: 16px 22px;
  background: rgba(19,26,38,0.95); backdrop-filter: blur(10px);
  border: 1px solid var(--line); border-radius: var(--radius);
}
.admin-actions .msg { font-size: 13.5px; }
.admin-actions .msg.err { color: var(--danger); }
.admin-actions .msg.ok { color: var(--accent-2); }
.admin-actions .spacer { flex: 1; }
.admin-actions input[type="file"] { display: none; }

.admin-toast {
  position: fixed; bottom: 28px; left: 50%; transform: translateX(-50%) translateY(20px);
  padding: 12px 22px; border-radius: 12px; font-size: 14px; font-weight: 600;
  opacity: 0; pointer-events: none; transition: all .3s ease; z-index: 100;
}
.admin-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.admin-toast.ok { background: rgba(52,211,181,0.16); color: var(--accent-2); border: 1px solid rgba(52,211,181,0.35); }
.admin-toast.err { background: rgba(255,94,110,0.16); color: var(--danger); border: 1px solid rgba(255,94,110,0.35); }

@media (max-width: 760px) {
  .admin-actions { flex-direction: column; align-items: stretch; }
  .admin-actions .spacer { display: none; }
}