/* =========================================================
 * แอปจดมาตรน้ำ (mobile/) และหน้างานนอกสถานที่ (index.php?page=field)
 * โทนสีเดียวกับหน้าเข้าสู่ระบบหลัก: กรมท่า → ฟ้า → ฟ้าอมเขียว
 * ========================================================= */
:root{
  --navy:#0b2a4a; --blue:#087ea4; --cyan:#20bfd7;
  --ink:#16293d; --muted:#6b7f92; --line:#e3ebf2; --bg:#f1f5f9;
  --ok:#16a34a; --ok-bg:#e8f7ee; --warn:#d97706; --warn-bg:#fff4e0; --danger:#dc3545; --danger-bg:#fdecee;
  --grad:linear-gradient(135deg,#0b2a4a 0%,#087ea4 62%,#20bfd7 100%);
  --r:16px; --shadow:0 6px 20px rgba(11,42,74,.08); --shadow-sm:0 2px 8px rgba(11,42,74,.06);
}
*{-webkit-tap-highlight-color:transparent}
body{font-family:"IBM Plex Sans Thai","Sarabun",system-ui,sans-serif;background:var(--bg);color:var(--ink);padding-bottom:calc(84px + env(safe-area-inset-bottom))}
a{color:var(--blue)}

/* ---------- แถบหัว ---------- */
.topbar{position:sticky;top:0;z-index:20;background:var(--grad);color:#fff;padding:calc(10px + env(safe-area-inset-top)) 14px 14px;
  border-radius:0 0 24px 24px;box-shadow:0 8px 24px rgba(11,42,74,.22)}
.topbar.tall{padding-bottom:52px}
.topbar a{color:#fff;text-decoration:none}
.topbar .title{font-weight:700;font-size:1.08rem;line-height:1.2}
.topbar .sub{font-size:.78rem;opacity:.8}
.topbar .back{width:38px;height:38px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;background:rgba(255,255,255,.16);font-size:1.2rem;flex:none}
.icon-btn{position:relative;width:40px;height:40px;border-radius:12px;border:0;display:inline-flex;align-items:center;justify-content:center;gap:6px;
  background:rgba(255,255,255,.16);color:#fff;font-size:1.15rem;flex:none;padding:0 10px;width:auto;min-width:40px}
.icon-btn span{font-size:.8rem;font-weight:600}
.icon-btn::after{content:"";position:absolute;top:7px;right:7px;width:8px;height:8px;border-radius:50%;background:#f87171;box-shadow:0 0 0 2px rgba(11,42,74,.5)}
.printer-btn.ready::after{background:#4ade80}
.paper-pill{width:auto;height:40px;border-radius:12px;border:0;background-color:rgba(255,255,255,.16);color:#fff;font-size:.8rem;font-weight:600;padding:0 26px 0 10px;
  background-position:right 8px center;background-size:10px;flex:none}
.paper-pill option{color:#000}
.topbar form{margin-top:12px}
.topbar .form-select,.topbar .form-control{border:0;border-radius:12px;min-height:42px;font-size:.95rem;box-shadow:0 2px 6px rgba(0,0,0,.08)}
.topbar .form-control::placeholder{color:#8a9bb0}
.search-wrap{position:relative}
.search-wrap i{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:#8a9bb0}
.search-wrap .form-control{padding-left:38px}

/* ---------- ทั่วไป ---------- */
.overlap{margin-top:-38px;position:relative;z-index:21}
.m-box{background:#fff;border-radius:var(--r);margin:12px 14px;padding:14px;box-shadow:var(--shadow-sm)}
.m-section{margin:20px 18px 8px;font-weight:700;color:var(--navy);font-size:.95rem;display:flex;align-items:center;gap:8px}
.m-section::before{content:"";width:4px;height:16px;border-radius:4px;background:var(--grad)}
.avatar{flex:none;width:42px;height:42px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;font-size:1.15rem;
  background:#e7f4f9;color:var(--blue)}
.chip{display:inline-flex;align-items:center;gap:4px;border-radius:999px;padding:3px 10px;font-size:.76rem;font-weight:600;white-space:nowrap}
.chip.ok{background:var(--ok-bg);color:var(--ok)} .chip.warn{background:var(--warn-bg);color:var(--warn)}
.chip.mute{background:#eef2f6;color:var(--muted)} .chip.danger{background:var(--danger-bg);color:var(--danger)}
.btn{border-radius:12px;font-weight:600}
.btn-primary{background:var(--grad);border:0}
.empty-state{text-align:center;color:var(--muted);padding:40px 20px}
.empty-state i{font-size:2.6rem;display:block;margin-bottom:8px;color:#b8c7d4}

/* ---------- หน้าแรก ---------- */
.hero-card{background:#fff;border-radius:20px;margin:0 14px;padding:16px;box-shadow:var(--shadow)}
.hero-card .hello{color:var(--muted);font-size:.85rem}
.hero-card .name{font-size:1.2rem;font-weight:700;color:var(--navy)}
.stat-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}
.stat{border-radius:14px;padding:12px;background:#f5f9fc}
.stat .v{font-size:1.35rem;font-weight:700;color:var(--navy);line-height:1.15}
.stat .l{font-size:.75rem;color:var(--muted)}
.stat .bar{height:6px;border-radius:6px;background:#e1eaf1;margin-top:8px;overflow:hidden}
.stat .bar span{display:block;height:100%;background:var(--grad);border-radius:6px}
.m-tiles{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:16px 14px 6px}
.m-tile{background:#fff;border-radius:18px;padding:16px 14px;color:var(--ink);text-decoration:none;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:10px;transition:transform .15s}
.m-tile:active{transform:scale(.97)}
.m-tile .ti{width:46px;height:46px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;font-size:1.4rem;color:#fff}
.m-tile b{font-size:1rem}
.m-tile small{color:var(--muted);font-size:.78rem;line-height:1.35}
.ti.c1{background:linear-gradient(135deg,#087ea4,#20bfd7)} .ti.c2{background:linear-gradient(135deg,#7c3aed,#a78bfa)}
.ti.c3{background:linear-gradient(135deg,#059669,#34d399)} .ti.c4{background:linear-gradient(135deg,#e11d48,#fb7185)}
.foot-note{text-align:center;font-size:.75rem;color:var(--muted);padding:8px 24px}

/* ---------- รายการ ---------- */
.m-list{margin:10px 14px}
.m-count{font-size:.8rem;color:var(--muted);margin:0 4px 8px}
.m-item{display:flex;align-items:center;gap:12px;background:#fff;border-radius:var(--r);padding:12px;margin-bottom:10px;color:inherit;text-decoration:none;box-shadow:var(--shadow-sm)}
a.m-item:active{background:#f7fbfd}
.m-item .body{flex:1;min-width:0}
.m-item .n{font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.m-item .s{font-size:.8rem;color:var(--muted)}
.m-item .end{text-align:right;flex:none}
.m-item .amount{font-weight:700;font-size:1.02rem;color:var(--navy)}
.m-item .acts{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px}
.m-item .acts .btn{font-size:.8rem;padding:5px 10px}
.m-item.dim{opacity:.55}

/* ---------- การ์ดจดมิเตอร์ ---------- */
.card-m{background:#fff;border-radius:18px;padding:14px;margin:12px 14px;box-shadow:var(--shadow-sm);border:2px solid transparent;transition:border-color .2s}
.card-m.has-bill{border-color:#bfe6f1}
.card-m.locked{border-color:#bfe8cc;background:linear-gradient(180deg,#f6fdf8,#fff)}
.card-m .cm-head{display:flex;align-items:center;gap:12px}
.card-m.locked .avatar{background:var(--ok-bg);color:var(--ok)}
.card-m .who{font-weight:700;font-size:1.02rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.card-m .meta{font-size:.8rem;color:var(--muted)}
.card-m .amt{font-size:1.15rem;font-weight:700;color:var(--navy);text-align:right}
.lock-badge{display:inline-flex;align-items:center;gap:4px;background:var(--ok-bg);color:var(--ok);border-radius:999px;padding:3px 10px;font-size:.75rem;font-weight:700}
.card-m .cm-read{display:flex;align-items:stretch;gap:10px;margin-top:12px}
.card-m .prev{flex:none;border-radius:14px;background:#f5f9fc;padding:8px 12px;display:flex;flex-direction:column;justify-content:center;min-width:92px}
.card-m .prev small{font-size:.72rem;color:var(--muted)} .card-m .prev b{font-size:1.1rem;color:var(--navy)}
.card-m .input-wrap{flex:1;display:flex;border-radius:14px;background:#f5f9fc;border:2px solid #dbe6ee;overflow:hidden;transition:border-color .2s}
.card-m .input-wrap:focus-within{border-color:var(--cyan);background:#fff}
.card-m .read-in{flex:1;min-width:0;border:0;background:transparent;font-size:1.45rem;font-weight:700;text-align:right;letter-spacing:.04em;padding:6px 10px;box-shadow:none}
.card-m .read-in:focus{box-shadow:none;background:transparent}
.card-m .read-in:disabled{color:var(--muted);background:transparent}
.card-m .act-save{border-radius:0;width:54px;font-size:1.3rem}
.card-m .st{font-size:.8rem;color:var(--muted);margin-top:8px;min-height:1em}
.card-m .cm-actions{display:flex;gap:8px;margin-top:10px}
.card-m .cm-actions .btn{flex:1;padding:9px 6px;font-size:.88rem}
.card-m .cm-actions .btn.d-none{display:none!important}

/* ---------- เมนูล่าง ---------- */
.m-nav{position:fixed;left:10px;right:10px;bottom:calc(10px + env(safe-area-inset-bottom));z-index:30;display:flex;background:#fff;border-radius:20px;
  box-shadow:0 10px 30px rgba(11,42,74,.16);padding:6px}
.m-nav a{flex:1;text-align:center;padding:7px 0 6px;color:var(--muted);text-decoration:none;font-size:.72rem;font-weight:600;border-radius:14px;transition:background .15s}
.m-nav a i{display:block;font-size:1.3rem;line-height:1.2}
.m-nav a.active{color:var(--blue);background:#e7f4f9}

#preview{max-width:100%;border:1px solid var(--line);background:#fff}
.alert{border-radius:14px}