/* === Final Tech 3D Theme (brand-only header, no nav, static) === */
:root{
  --bg:#0a0f1c; --bg2:#0c1324;
  --text:#e6f1ff; --muted:#9fb0c3; --primary:#00e5ff; --accent:#7c7cff;
  --radius:16px; --shadow:0 10px 30px rgba(0,0,0,.35);
  --header-h:64px; --brand:46px; --btn-h:36px;
}
@media (max-width:640px){ :root{ --header-h:58px; --brand:38px; --btn-h:34px; } }

*{ box-sizing:border-box; } html,body{ height:100%; }
body{
  margin:0; color:var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "PingFang SC","Microsoft YaHei", sans-serif;
  background:
    radial-gradient(800px 600px at 15% -15%, rgba(124,124,255,.18), transparent 60%),
    radial-gradient(700px 500px at 100% 0%, rgba(0,229,255,.16), transparent 60%),
    linear-gradient(180deg, var(--bg), var(--bg2));
  min-height:100vh; display:flex; flex-direction:column;
}
.container{ width:min(1100px, 92%); margin: clamp(18px, 3.2vw, 40px) auto;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius); padding: clamp(16px, 3vw, 28px);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow); position:relative; z-index:1;
}
h1,h2,h3{ margin:0 0 12px; font-weight:800; letter-spacing:.3px; text-shadow:0 0 20px rgba(0,229,255,.12); }
h2{ font-size: clamp(20px, 3.2vw, 28px); }
.muted{ color:var(--muted); }

.input, input[type=text], input[type=password], input[type=email], textarea, select{
  width:100%; color:var(--text); background:rgba(255,255,255,0.04);
  border:1px solid rgba(255,255,255,0.18); border-radius:12px; padding:12px 14px; margin:8px 0;
  transition:border-color .2s, box-shadow .2s, background .2s;
}
.input::placeholder, input::placeholder{ color: rgba(230,241,255,.55); }
input:focus,select:focus,textarea:focus{
  border-color:var(--primary); box-shadow:0 0 0 3px rgba(0,229,255,.15); background:rgba(255,255,255,0.06);
}
.btn, input[type=submit], button{
  display:inline-flex; align-items:center; justify-content:center; height: var(--btn-h);
  padding: 0 18px; border:none; border-radius:12px;
  background:linear-gradient(135deg, var(--primary), var(--accent));
  color:#00131a; font-weight:800; cursor:pointer;
  transition:transform .05s ease, filter .2s ease; box-shadow:0 12px 26px rgba(0,229,255,.24);
}
.btn:hover{ filter:brightness(1.08); } .btn:active{ transform:translateY(1px); }

/* header (static, brand only) */
.app-header{
  position: static;
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  background: linear-gradient(180deg, rgba(0,0,0,.45), rgba(0,0,0,.15));
  border-bottom:1px solid rgba(255,255,255,.08); 
}
.app-header .inner{ height:var(--header-h); max-width:min(1200px,94vw); margin:0 auto;
  display:grid; grid-template-columns:auto; align-items:center; gap:20px; padding:0 14px; justify-content:flex-start; }
.brand{ display:flex; align-items:center; gap:16px; }
.logo-dot{ width:20px; height:20px; border-radius:50%;
  background: radial-gradient(35% 35% at 30% 30%, #fff, #00e5ff);
  box-shadow:0 0 28px rgba(0,229,255,.9), 0 0 60px rgba(124,124,255,.45); }
.brand-text{
  display:inline-block; font-size:var(--brand); line-height:1; font-weight:1000; letter-spacing:1.1px; white-space:nowrap;
  -webkit-text-stroke:1px rgba(255,255,255,.22);
  background:linear-gradient(92deg, #ffffff 0%, #cfefff 25%, #97baff 50%, #caa3ff 75%, #ffffff 100%);
  background-size:200% 100%; -webkit-background-clip:text; background-clip:text; color:transparent;
  text-shadow:0 2px 0 rgba(0,0,0,.35),0 4px 0 rgba(0,0,0,.30),0 6px 0 rgba(0,0,0,.26),0 8px 0 rgba(0,0,0,.22),0 10px 20px rgba(0,0,0,.45),
             0 0 36px rgba(124,124,255,.35),0 0 68px rgba(0,229,255,.28);
  filter: drop-shadow(0 12px 26px rgba(0,229,255,.22));
}
.nav{ display:none !important; } /* hide top nav completely */

.grid-panels{ display:grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap:16px; align-items:stretch; }
.grid-panels .panel{ background: rgba(255,255,255,.06); border:1px solid rgba(255,255,255,.12); border-radius:16px; padding:18px; box-shadow: var(--shadow); min-height:220px; display:flex; flex-direction:column; gap:10px; }

.field{ margin:12px 0; } .field label{ display:block; margin-bottom:6px; color:var(--muted); font-size:14px; }
.captcha-row{ display:flex; gap:12px; align-items:center; } .captcha-img{ cursor:pointer; border-radius:10px; border:1px solid rgba(255,255,255,.18); height:44px; }
.captcha-row .input{ flex: 1 1 auto; min-width: 200px; }
@media (max-width:560px){ .captcha-row{ flex-wrap:wrap; } .captcha-row .input{ flex-basis:100%; } }

/* compact helpers */
.btn-sm{ height:32px; padding:0 14px; border-radius:10px; font-weight:700; }
.btn-ghost{ background:transparent; border:1px solid rgba(255,255,255,.24); color:var(--text); }
table td, table th{ padding:10px 12px; }


/* === Admin: robust responsive layout & spacing === */
.admin-page .admin-container{ width:min(1200px, 94%); padding:16px 14px 18px; }

/* Make *any* button/link/submit breathe and wrap nicely */
.admin-page .admin-container .btn,
.admin-page .admin-container button,
.admin-page .admin-container input[type=submit],
.admin-page .admin-container a[role="button"],
.admin-page .admin-container a.btn {
  display:inline-flex; align-items:center; justify-content:center;
  height: var(--btn-h); padding: 0 14px; border-radius:12px;
  margin: 8px 10px 0 0;
  white-space: nowrap;
}

/* Any group of controls auto-wrap with gaps */
.admin-page .admin-container .actions,
.admin-page .admin-container .toolbar,
.admin-page .admin-container .btn-group,
.admin-page .admin-container .filters,
.admin-page .admin-container .ops,
.admin-page .admin-container .controls {
  display:flex; flex-wrap:wrap; gap:12px; align-items:center; margin:8px 0 4px;
}

/* Generic block spacing: avoid components sticking together */
.admin-page .admin-container > * + * { margin-top: 14px; }
.admin-page .admin-container .section + .section { margin-top: 16px; }
.admin-page .admin-container form > * + * { margin-top: 10px; }

/* Inputs take full width in small screens */
.admin-page .admin-container input[type=text],
.admin-page .admin-container input[type=password],
.admin-page .admin-container input[type=email],
.admin-page .admin-container select,
.admin-page .admin-container textarea {
  width:100%; min-height: 38px;
}

/* Tables: keep readable and scroll on narrow screens */
.admin-page .admin-container table { width:100%; border-collapse: collapse; }
.admin-page .admin-container th, .admin-page .admin-container td { padding:10px 12px; text-align:left; }
.admin-page .admin-container table { overflow:hidden; }
@media (max-width: 1024px){
  .admin-page .admin-container .table-wrap { overflow-x:auto; }
  .admin-page .admin-container .table-wrap > table { min-width: 760px; display:block; }
}
/* If no .table-wrap exists, fallback: make table itself scrollable */
@media (max-width: 900px){
  .admin-page .admin-container table { display:block; overflow-x:auto; }
  .admin-page .admin-container thead, 
  .admin-page .admin-container tbody, 
  .admin-page .admin-container tr { display:table; width:100%; }
  .admin-page .admin-container th, .admin-page .admin-container td { white-space:nowrap; }
}

/* Cards/panels if present */
.admin-page .grid-panels{ display:grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap:14px; align-items:stretch; }
.admin-page .panel{ background: rgba(255,255,255,.06); border:1px solid rgba(255,255,255,.12); border-radius:16px; padding:16px; min-height:180px; }

/* Reduce --btn-h on very small screens to avoid squashing */
@media (max-width: 680px){
  :root{ --btn-h:34px; }
  .admin-page .admin-container .btn,
  .admin-page .admin-container button,
  .admin-page .admin-container input[type=submit] { height:34px; padding:0 12px; }
}

/* Safe long-word breaking inside cells/labels */
.admin-page .admin-container td, .admin-page .admin-container th, .admin-page .admin-container label {
  word-break: break-word;
}