/* ============================================================
   食堂意见投诉台 · 设计系统 v2
   视觉语言：暖橙 × 墨蓝，克制留白、柔和光感、清晰层级
   ============================================================ */
:root{
  /* 品牌橙 */
  --brand:#FF6B12;
  --brand-2:#FF9A4D;
  --brand-deep:#E05500;
  --brand-soft:#FFF3E9;
  --brand-soft-2:#FFE6D2;
  /* 墨蓝中性 */
  --ink:#131E33;
  --ink-2:#3C4B63;
  --ink-3:#7E8CA2;
  --line:#E7ECF3;
  --line-2:#F0F3F8;
  --bg:#F5F7FB;
  --surface:#FFFFFF;
  --surface-2:#FAFBFE;
  /* 语义色 */
  --red:#E5484D;      --red-soft:#FFF0F1;
  --yellow:#D98A08;   --yellow-soft:#FFF6E5;
  --green:#12A063;    --green-soft:#E8F8F0;
  --blue:#3468E8;     --blue-soft:#EDF2FF;
  /* 形状与层次 */
  --r-xl:26px; --r-lg:20px; --r:14px; --r-sm:10px;
  --sh-1:0 1px 2px rgba(19,30,51,.03), 0 6px 20px rgba(19,30,51,.05);
  --sh-2:0 18px 50px rgba(19,30,51,.13);
  --sh-brand:0 10px 26px rgba(255,107,18,.28);
  --ease:cubic-bezier(.2,.8,.25,1);
  /* 旧变量名兼容（JS 生成的 HTML 仍在使用） */
  --text:var(--ink); --text-2:var(--ink-2); --text-3:var(--ink-3);
  --radius:var(--r-lg); --shadow:var(--sh-1); --brand-dark:var(--brand-deep);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  background:var(--bg);color:var(--ink);font-size:18px;line-height:1.6;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;border:none;background:none;padding:0}
a{color:var(--blue);text-decoration:none}
img{max-width:100%;display:block}
h1,h2,h3,h4,p{margin:0}
ul{margin:0;padding:0;list-style:none}
::selection{background:var(--brand-soft-2);color:var(--brand-deep)}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:#D8E0EB;border-radius:99px;border:2px solid transparent;background-clip:padding-box}
::-webkit-scrollbar-thumb:hover{background:#BFCADB;background-clip:padding-box;border:2px solid transparent}
::-webkit-scrollbar-track{background:transparent}

/* ---------- 按钮 ---------- */
.btn{
  position:relative;display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:50px;padding:11px 22px;border-radius:var(--r);
  background:var(--surface);border:1.5px solid var(--line);color:var(--ink-2);
  font-size:17px;font-weight:700;line-height:1.3;text-align:center;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),
             border-color .22s var(--ease),background .22s var(--ease),color .22s var(--ease);
}
.btn:hover{border-color:#CFD9E7;box-shadow:var(--sh-1);color:var(--ink)}
.btn:active{transform:scale(.975)}
.btn:focus-visible{outline:3px solid rgba(255,107,18,.28);outline-offset:2px}
.btn-primary{
  background:linear-gradient(135deg,#FF9445 0%,#FF5F00 100%);
  border-color:transparent;color:#fff;box-shadow:var(--sh-brand);
}
.btn-primary:hover{background:linear-gradient(135deg,#FFA25C 0%,#F55A00 100%);box-shadow:0 14px 32px rgba(255,107,18,.36);color:#fff}
.btn-ghost{background:var(--surface);border-color:var(--line);color:var(--ink-2)}
.btn-ghost:hover{background:var(--surface-2);border-color:var(--brand-soft-2);color:var(--brand-deep)}
.btn-blue{
  background:linear-gradient(135deg,#2C456C 0%,#16243C 100%);
  border-color:transparent;color:#fff;box-shadow:0 10px 24px rgba(22,36,60,.22);
}
.btn-blue:hover{background:linear-gradient(135deg,#375380 0%,#1C2D4A 100%);color:#fff}
.btn-danger{background:var(--surface);border-color:#F6CFD1;color:var(--red)}
.btn-danger:hover{background:var(--red-soft);border-color:var(--red);color:var(--red)}
.btn-sm{min-height:38px;padding:7px 14px;font-size:14px;border-radius:var(--r-sm);border-width:1.5px;font-weight:700}
.btn-lg{min-height:66px;font-size:22px;border-radius:16px;font-weight:800}
.btn-xl{min-height:76px;font-size:26px;border-radius:18px;font-weight:900;letter-spacing:3px}
.btn-block{display:flex;width:100%}
.btn[disabled]{opacity:.45;pointer-events:none;box-shadow:none}
.btn-row{display:flex;gap:10px;flex-wrap:wrap}

/* ---------- 表单 ---------- */
.field{margin-bottom:18px}
.label{display:block;font-size:18px;font-weight:800;margin-bottom:9px}
.label .opt{font-size:14px;font-weight:500;color:var(--ink-3);margin-left:6px}
.input,.select,.textarea{
  display:block;width:100%;min-height:56px;padding:13px 16px;
  border:1.5px solid var(--line);border-radius:var(--r);background:var(--surface);
  font-size:18px;line-height:1.5;outline:none;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.textarea{min-height:126px;resize:vertical}
.input::placeholder,.textarea::placeholder{color:#A6B1C2}
.input:hover,.select:hover,.textarea:hover{border-color:#CFD9E7}
.input:focus,.select:focus,.textarea:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(255,107,18,.12)}
.select{appearance:none;-webkit-appearance:none;padding-right:46px;
  background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 20 20'%3E%3Cpath d='M4 7l6 6 6-6' stroke='%237E8CA2' stroke-width='2' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 15px center}
.select:disabled{background-color:#F4F6FA;color:#A6B1C2}
.hint{font-size:14px;color:var(--ink-3);margin-top:8px;line-height:1.55}
.tiny{font-size:14px;color:var(--ink-3);line-height:1.6}

/* ---------- 状态徽章 ---------- */
.badge{display:inline-flex;align-items:center;gap:5px;padding:4px 12px;border-radius:999px;
  font-size:14px;font-weight:800;white-space:nowrap;border:1px solid transparent;letter-spacing:.1px}
.badge-pending{background:var(--red-soft);color:var(--red);border-color:#FBD8DA}
.badge-processing{background:var(--yellow-soft);color:var(--yellow);border-color:#F8E3B8}
.badge-done,.badge-green{background:var(--green-soft);color:var(--green);border-color:#CBEEDC}
.badge-gray{background:#F1F4F9;color:var(--ink-2);border-color:#E3E9F1}
.badge-blue{background:var(--blue-soft);color:var(--blue);border-color:#D5E1FF}
.badge-orange{background:var(--brand-soft);color:var(--brand-deep);border-color:#FFDCBF}

/* ---------- 卡片 ---------- */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1)}
.card-pad{padding:20px}

/* ---------- 弹窗 / 提示 ---------- */
.mask{position:fixed;inset:0;background:rgba(15,24,42,.52);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
  z-index:900;display:flex;align-items:center;justify-content:center;padding:20px;animation:fadeIn .18s var(--ease)}
.mask[hidden]{display:none}
.modal{
  position:relative;background:var(--surface);border:1px solid rgba(255,255,255,.7);
  border-radius:var(--r-xl);width:100%;max-width:470px;padding:34px 26px 26px;text-align:center;
  box-shadow:0 28px 70px rgba(12,22,40,.25);max-height:88vh;overflow:auto;animation:popIn .3s var(--ease);
}
.modal::before{content:'';position:absolute;top:0;left:0;right:0;height:6px;
  background:linear-gradient(90deg,#FFB067,#FF6B12,#FF9445);border-radius:var(--r-xl) var(--r-xl) 0 0}
.modal .m-icon{width:76px;height:76px;margin:2px auto 16px;border-radius:50%;display:grid;place-items:center;
  font-size:38px;line-height:1;background:linear-gradient(135deg,#E8F8F0,#D2F1E1);box-shadow:0 10px 24px rgba(18,160,99,.16)}
.modal .m-title{font-size:26px;font-weight:900;letter-spacing:-.4px;margin-bottom:12px;color:var(--ink)}
.modal .m-desc{font-size:16px;color:var(--ink-2);margin-bottom:8px;line-height:1.7}
.modal .m-actions{margin-top:24px;display:flex;flex-direction:column;gap:10px}
.modal .m-actions .btn{min-height:56px;font-size:18px}
.toast{position:fixed;left:50%;bottom:40px;transform:translateX(-50%);background:rgba(19,30,51,.95);color:#fff;
  padding:13px 24px;border-radius:14px;font-size:16px;font-weight:600;z-index:1000;max-width:88vw;text-align:center;
  box-shadow:0 14px 36px rgba(12,22,40,.28);animation:toastIn .26s var(--ease)}
.toast[hidden]{display:none}

/* ---------- 通用工具 ---------- */
.row{display:flex;align-items:center;gap:10px}
.row-between{display:flex;align-items:center;justify-content:space-between;gap:10px}
.wrap{flex-wrap:wrap}
.muted{color:var(--ink-3)}
.center{text-align:center}
.hidden{display:none !important}
.divider{height:1px;background:var(--line);margin:18px 0}
.empty{padding:56px 20px;text-align:center;color:var(--ink-3);font-size:16px}
.tag{display:inline-block;padding:4px 10px;border-radius:8px;background:#F1F4F9;font-size:14px;color:var(--ink-2);margin:0 6px 6px 0}

/* ---------- 动效 ---------- */
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes fadeUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
@keyframes popIn{from{opacity:0;transform:translateY(14px) scale(.96)}to{opacity:1;transform:none}}
@keyframes toastIn{from{opacity:0;transform:translate(-50%,12px)}to{opacity:1;transform:translate(-50%,0)}}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.55;transform:scale(.82)}}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important}}

/* ---------- 打印 ---------- */
@media print{
  body{background:#fff;font-size:13px}
  .no-print,.mask,.toast{display:none !important}
  .print-only{display:block !important}
  .card{box-shadow:none;border:1px solid #999}
  @page{margin:14mm}
}
.print-only{display:none}