/* ============================================
   GPT 自动充值系统 · 共享设计系统
   设计方向：暖调暗色 / 会员金 / 编辑质感
   用户页与后台共用设计令牌与基础组件（DRY）
   ============================================ */

* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  color-scheme: dark;
  accent-color: #d9a441;

  /* 色板 */
  --bg: #0b0908;
  --surface: #151110;
  --surface-2: #1b1613;
  --surface-3: #221b16;
  --border: rgba(236, 224, 204, 0.08);
  --border-strong: rgba(236, 224, 204, 0.18);
  --text: #f1e9d8;
  --text-muted: #a3947f;
  --primary: #d9a441;
  --primary-strong: #eec06a;
  --primary-deep: #a87424;
  --accent: #7fc8b6;
  --success: #7cd4a0;
  --error: #e8836b;
  --warning: #e8b44c;

  /* 形状与阴影 */
  --radius: 14px;
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.32);

  /* 字体 */
  --font-display: "Fraunces", "Noto Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --font-body: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "微软雅黑", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "Cascadia Code", "SF Mono", Consolas, monospace;
}

html {
  -webkit-text-size-adjust: 100%;
  scrollbar-color: rgba(236, 224, 204, 0.14) transparent;
}

body {
  font-family: var(--font-body);
  min-height: 100vh;
  color: var(--text);
  line-height: 1.7;
  background-color: var(--bg);
  overflow-x: hidden;
}

/* ---------- 氛围背景：暖光 + 点阵 + 噪点 ---------- */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    radial-gradient(960px 480px at 84% -8%, rgba(217, 164, 65, 0.13), transparent 62%),
    radial-gradient(800px 440px at -10% 108%, rgba(127, 200, 182, 0.07), transparent 60%),
    radial-gradient(rgba(236, 224, 204, 0.05) 1px, transparent 1.3px);
  background-size: auto, auto, 26px 26px;
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.03;
  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='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
}

::selection { background: rgba(217, 164, 65, 0.3); }
:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(236, 224, 204, 0.14); border-radius: 8px; border: 2px solid transparent; background-clip: padding-box; }
::-webkit-scrollbar-thumb:hover { background: rgba(236, 224, 204, 0.24); background-clip: padding-box; }

/* ---------- 通用工具 ---------- */
.hidden { display: none !important; }
.muted { color: var(--text-muted); }

/* ---------- 卡片 ---------- */
.card {
  background: linear-gradient(180deg, var(--surface-2), var(--surface));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px;
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 9px 18px;
  border-radius: 9px;
  border: 1px solid transparent;
  font-size: 14px;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.15s ease;
  line-height: 1.4;
  background: rgba(236, 224, 204, 0.08);
  color: var(--text);
}
.btn:disabled { opacity: 0.55; cursor: not-allowed; }

.btn-primary,
.btn--primary {
  position: relative;
  overflow: hidden;
  color: #1a1205;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary-strong), var(--primary) 52%, var(--primary-deep));
  box-shadow: 0 8px 20px rgba(217, 164, 65, 0.22);
}
.btn-primary:hover:not(:disabled),
.btn--primary:hover:not(:disabled) {
  filter: brightness(1.07);
  box-shadow: 0 12px 28px rgba(217, 164, 65, 0.34);
}
.btn-primary:active:not(:disabled),
.btn--primary:active:not(:disabled) { transform: scale(0.985); }
.btn-primary::after,
.btn--primary::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 32%, rgba(255, 255, 255, 0.5) 50%, transparent 68%);
  transform: translateX(-130%);
  transition: transform 0.7s ease;
}
.btn-primary:hover:not(:disabled)::after,
.btn--primary:hover:not(:disabled)::after { transform: translateX(130%); }

.btn-outline { background: transparent; border-color: var(--border-strong); color: var(--text); }
.btn-outline:hover:not(:disabled) { border-color: var(--primary); color: var(--primary); }

.btn-sm { padding: 5px 11px; font-size: 12px; border-radius: 8px; }
.btn-block { width: 100%; }

.btn-danger-outline { background: transparent; border-color: rgba(232, 131, 107, 0.35); color: var(--error); }
.btn-danger-outline:hover:not(:disabled) { background: var(--error); border-color: var(--error); color: #2a0f08; }
.btn-danger { background: rgba(232, 131, 107, 0.14); border-color: rgba(232, 131, 107, 0.35); color: var(--error); }
.btn-danger:hover:not(:disabled) { background: var(--error); border-color: var(--error); color: #2a0f08; }

.btn-spinner {
  display: none;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(26, 18, 5, 0.35);
  border-top-color: #1a1205;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
.btn.is-loading .btn-spinner { display: inline-block; }

/* ---------- 表单 ---------- */
.field label { display: block; font-size: 13px; font-weight: 600; color: var(--text); margin-bottom: 7px; }
.field input,
.field textarea,
.field select {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  font-size: 14px;
  font-family: inherit;
  color: var(--text);
  background: rgba(0, 0, 0, 0.22);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.field input::placeholder,
.field textarea::placeholder { color: #6e6352; }
.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: none;
  border-color: var(--primary);
  background: rgba(217, 164, 65, 0.04);
  box-shadow: 0 0 0 3px rgba(217, 164, 65, 0.13);
}
.field select {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 34px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23d9a441' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 13px center;
}
.field select option { background: var(--surface-3); color: var(--text); }
.field-hint { font-size: 12px; color: var(--text-muted); margin-top: 6px; }

/* ---------- 徽章 ---------- */
.badge {
  display: inline-block;
  padding: 3px 11px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.6;
  border: 1px solid transparent;
}
.badge-green  { background: rgba(124, 212, 160, 0.12); color: #7cd4a0; border-color: rgba(124, 212, 160, 0.25); }
.badge-gray   { background: rgba(236, 224, 204, 0.08); color: #b8ab9a; border-color: rgba(236, 224, 204, 0.16); }
.badge-red    { background: rgba(232, 131, 107, 0.12); color: #e8836b; border-color: rgba(232, 131, 107, 0.25); }
.badge-orange { background: rgba(232, 180, 76, 0.12); color: #e8b44c; border-color: rgba(232, 180, 76, 0.25); }

/* ---------- 代码样式 ---------- */
.mono {
  font-family: var(--font-mono);
  font-size: 12px;
  background: rgba(236, 224, 204, 0.06);
  border: 1px solid rgba(236, 224, 204, 0.06);
  padding: 3px 7px;
  border-radius: 5px;
}
.table-hint { font-size: 12px; color: var(--text-muted); margin-top: 12px; }
.link { color: var(--primary); text-decoration: none; font-size: 13px; }
.link:hover { text-decoration: underline; }

/* ---------- Toast ---------- */
#toast-wrap {
  position: fixed;
  top: 18px;
  right: 18px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 9px;
}
.toast {
  padding: 11px 18px;
  border-radius: 10px;
  color: var(--text);
  font-size: 13px;
  border: 1px solid var(--border-strong);
  background: var(--surface-2);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
  max-width: 320px;
  animation: toast-in 0.25s ease;
  transition: opacity 0.25s, transform 0.25s;
}
.toast-out { opacity: 0; transform: translateX(24px); }
.toast-success { border-color: rgba(124, 212, 160, 0.4); color: #7cd4a0; }
.toast-error { border-color: rgba(232, 131, 107, 0.4); color: #e8836b; }
.toast-warn { border-color: rgba(232, 180, 76, 0.4); color: #e8b44c; }
.toast-info { border-color: rgba(217, 164, 65, 0.4); color: #eec06a; }

/* ---------- 动画 ---------- */
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes rise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@keyframes pop { from { opacity: 0; transform: scale(0.96) translateY(6px); } to { opacity: 1; transform: none; } }
@keyframes fade-in { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }
@keyframes toast-in { from { opacity: 0; transform: translateX(24px); } to { opacity: 1; transform: none; } }