/* ═══════════════════════════════════════════════════════════════
   member.css — หน้าฝั่งลูกค้า (เข้าสู่ระบบ · สมัครสมาชิก · ลืมรหัสผ่าน · บัญชีของฉัน)
   ใช้ร่วมกัน 4 หน้า: login.html · register.html · forgot.html · account.html
   ⚠️ แก้สไตล์ฝั่งลูกค้าที่ไฟล์นี้ที่เดียว
   ═══════════════════════════════════════════════════════════════ */

/* ⚠️ nav กับ footer ที่ยกมาจากหน้าร้านอ้าง --st-surface/--st-page ต้องนิยามด้วย ไม่งั้นปุ่มเป็นตัวหนังสือล่องหน */
/* ── ความอ่านออก (WCAG AA ต้อง ≥ 4.5:1 สำหรับตัวอักษรขนาดเล็ก) ──
   ค่าเดิมของเว็บ --text-muted อยู่ที่ 2.4-2.6:1 ซึ่งต่ำกว่ามาตรฐานมาก
   หน้าฝั่งลูกค้าใช้สีเทารองเยอะ (คำอธิบายใต้ช่องกรอก · วันหมดอายุ · สถานะบิล)
   จึงยกค่าเฉพาะหน้าชุดนี้ให้ผ่านมาตรฐาน — ยังดูเป็นสีรองอยู่ ไม่เด่นแข่งกับตัวหลัก
   [อัปเดต 2 ส.ค.] ยกทั้งเว็บให้ผ่าน AA แล้ว — ค่าที่นี่ตรงกับค่าของทั้งเว็บ เก็บไว้เพื่อความชัดเจน */
:root[data-theme="dark"]{--gold-ink:#F59E0B;--text-muted:#8A97A8;--mb-link:#F5A623;--st-surface:#141414;--st-page:#0A0A0A;--mb-page:#0A0A0A;--mb-surface:#141414;--mb-soft:#101010;--mb-fill:#1C1C1C;--mb-ok:#22c55e;--mb-sh:0 1px 2px rgba(0,0,0,.5);--mb-shh:0 18px 50px rgba(0,0,0,.55)}
:root[data-theme="light"]{--gold-ink:#B45309;--text-muted:#64707E;--mb-link:#8A6100;--st-surface:#FFFFFF;--st-page:#F5F8FA;--mb-page:#F5F8FA;--mb-surface:#FFFFFF;--mb-soft:#F2F5F8;--mb-fill:#F1F3F5;--mb-ok:#19B52E;--mb-sh:0 1px 2px rgba(0,0,0,.05);--mb-shh:0 18px 50px rgba(0,0,0,.10)}
body.mb-body{background:var(--mb-page)}

/* ══════════ หน้าเข้าสู่ระบบ / สมัคร / ลืมรหัส ══════════ */
.mb-wrap{max-width:1000px;margin:0 auto;padding:44px 24px 72px;min-height:calc(100vh - 340px);display:flex;align-items:center;justify-content:center}
.mb-grid{display:grid;grid-template-columns:1fr 440px;gap:56px;align-items:center;width:100%}
.mb-side h2{font-size:clamp(24px,3vw,32px);font-weight:800;letter-spacing:-.02em;line-height:1.2;color:var(--text-primary);margin-bottom:12px}
.mb-side>p{font-size:14.5px;color:var(--text-muted);line-height:1.75;margin-bottom:26px}
.mb-ben{list-style:none;display:grid;gap:16px;margin:0;padding:0}
.mb-ben li{display:flex;gap:13px;align-items:flex-start}
.mb-ben .ic{flex:none;width:34px;height:34px;border-radius:10px;background:var(--mb-fill);display:grid;place-items:center;color:var(--gold-ink)}
.mb-ben b{display:block;font-size:14px;font-weight:700;color:var(--text-primary);margin-bottom:2px}
.mb-ben span{font-size:13px;color:var(--text-muted);line-height:1.6}

.mb-card{background:var(--mb-surface);border-radius:18px;box-shadow:var(--mb-shh);padding:34px 32px 28px}
.mb-logo{display:flex;justify-content:center;margin-bottom:18px}
.mb-logo img{width:38px;height:38px}
.mb-card h1{font-size:22px;font-weight:800;letter-spacing:-.015em;text-align:center;color:var(--text-primary);margin-bottom:6px}
.mb-sub{font-size:13.5px;color:var(--text-muted);text-align:center;line-height:1.6;margin-bottom:26px}
.mb-f{margin-bottom:15px}
.mb-f label{display:block;font-size:12.5px;font-weight:600;color:var(--text-secondary);margin-bottom:7px}
.mb-f label .opt{font-weight:400;color:var(--text-muted)}
.mb-in{position:relative}
.mb-in input,.mb-in select{width:100%;height:46px;background:var(--mb-fill);border:1px solid var(--border);border-radius:11px;
  padding:0 14px;font-size:14.5px;color:var(--text-primary);font-family:inherit;outline:none;transition:border-color .15s}
.mb-in input:focus,.mb-in select:focus{border-color:var(--gold-ink)}
.mb-in input::placeholder{color:var(--text-muted);opacity:.7}
.mb-in input:disabled{opacity:.6;cursor:not-allowed}
.mb-in.has-btn input{padding-right:46px}
.mb-eye{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:34px;height:34px;border:0;background:none;
  color:var(--text-muted);cursor:pointer;display:grid;place-items:center;border-radius:8px}
.mb-eye:hover{color:var(--text-primary)}
.mb-hint{font-size:11.5px;color:var(--text-muted);margin-top:6px;line-height:1.5}
.mb-strength{height:3px;border-radius:99px;background:var(--border);margin-top:8px;overflow:hidden}
.mb-strength i{display:block;height:100%;width:0;background:var(--mb-ok);transition:width .2s,background .2s}
.mb-row{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:-4px 0 20px}
.mb-check{display:flex;align-items:flex-start;gap:9px;font-size:12.5px;color:var(--text-secondary);cursor:pointer;line-height:1.55}
.mb-check input{width:16px;height:16px;flex:none;margin-top:1px;accent-color:var(--gold-ink)}
.mb-link{font-size:12.5px;color:var(--mb-link);font-weight:600;text-decoration:none}
.mb-link:hover{text-decoration:underline}
.mb-btn{width:100%;height:48px;border:0;border-radius:11px;background:var(--gold);color:#0a0a0a;
  font-size:15px;font-weight:700;font-family:inherit;cursor:pointer;transition:filter .15s;display:flex;align-items:center;justify-content:center;gap:8px;text-decoration:none}
.mb-btn:hover{filter:brightness(1.07)}
.mb-btn[disabled]{opacity:.55;cursor:default}
.mb-btn.ghost{background:var(--mb-surface);border:1px solid var(--border);color:var(--text-primary)}
.mb-btn.ghost:hover{border-color:var(--gold-ink);color:var(--gold-ink);filter:none}
.mb-btn.sm{height:38px;font-size:13.5px;width:auto;padding:0 16px;border-radius:9px}
.mb-alt{text-align:center;font-size:13.5px;color:var(--text-muted);margin-top:20px}
.mb-alt a{color:var(--mb-link);font-weight:700;text-decoration:none}
.mb-sep{display:flex;align-items:center;gap:12px;margin:22px 0;color:var(--text-muted);font-size:11.5px}
.mb-sep::before,.mb-sep::after{content:'';flex:1;height:1px;background:var(--border)}
.mb-line{width:100%;height:46px;border:1px solid var(--border);border-radius:11px;background:var(--mb-surface);
  display:flex;align-items:center;justify-content:center;gap:9px;font-size:14px;font-weight:600;color:var(--text-primary);font-family:inherit;cursor:pointer;text-decoration:none}
.mb-line:hover{border-color:#06C755;color:#06C755}
.mb-note{display:flex;align-items:flex-start;gap:8px;font-size:11.5px;color:var(--text-muted);line-height:1.6;margin-top:22px;
  padding-top:16px;border-top:1px solid var(--border)}
.mb-msg{border-radius:10px;padding:10px 13px;margin-bottom:16px;font-size:12.5px;line-height:1.55;display:none}
.mb-msg.on{display:block}
.mb-msg.err{background:rgba(239,68,68,.10);border:1px solid rgba(239,68,68,.30);color:#ef4444}
.mb-msg.ok{background:rgba(34,197,94,.10);border:1px solid rgba(34,197,94,.30);color:var(--mb-ok)}

/* ══════════ หน้าบัญชีของฉัน ══════════ */
.mb-shell{max-width:1180px;margin:0 auto;padding:30px 24px 72px}
.mb-head{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:22px}
.mb-avatar{width:52px;height:52px;border-radius:14px;background:var(--gold);color:#0a0a0a;display:grid;place-items:center;
  font-family:'Inter',sans-serif;font-size:20px;font-weight:800;flex:none}
.mb-head h1{font-size:22px;font-weight:800;letter-spacing:-.015em;color:var(--text-primary);line-height:1.25}
.mb-head .em{font-size:13px;color:var(--text-muted);margin-top:2px}
.mb-head .act{margin-left:auto;display:flex;gap:9px}

.mb-tabs{display:flex;gap:2px;border-bottom:1px solid var(--border);margin-bottom:22px;overflow-x:auto}
.mb-tab{border:0;background:none;border-bottom:2px solid transparent;color:var(--text-muted);font-size:14px;font-weight:600;
  padding:12px 14px;white-space:nowrap;cursor:pointer;font-family:inherit;display:flex;align-items:center;gap:7px}
.mb-tab.on{color:var(--text-primary);border-bottom-color:var(--text-primary)}
.mb-tab .n{background:var(--mb-fill);border-radius:99px;font-size:11px;font-weight:700;padding:1px 7px;color:var(--text-secondary)}
.mb-pane{display:none}
.mb-pane.on{display:block}

.mb-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:22px}
.mb-stat{background:var(--mb-surface);border-radius:14px;box-shadow:var(--mb-sh);padding:17px 19px}
.mb-stat b{display:block;font-family:'Bai Jamjuree','Inter',sans-serif;font-size:26px;font-weight:700;line-height:1.15;color:var(--text-primary)}
.mb-stat span{display:block;font-size:12.5px;color:var(--text-muted);margin-top:4px}
.mb-stat.ok b{color:var(--mb-ok)} .mb-stat.warn b{color:var(--gold-ink)} .mb-stat.bad b{color:#ef4444}

.mb-box{background:var(--mb-surface);border-radius:16px;box-shadow:var(--mb-sh);overflow:hidden;margin-bottom:18px}
.mb-box__hd{padding:14px 18px;border-bottom:1px solid var(--border);font-size:14px;font-weight:700;color:var(--text-primary);
  line-height:20px;display:flex;align-items:center;gap:9px}
.mb-box__hd .more{margin-left:auto;font-size:12.5px;font-weight:600;color:var(--mb-link);cursor:pointer;text-decoration:none}
.mb-box__bd{padding:16px 18px 18px}
.mb-empty{padding:34px 18px;text-align:center;color:var(--text-muted);font-size:13.5px;line-height:1.7}

/* การ์ดสิทธิ์/สินค้า */
.mb-lics{display:grid;gap:12px}
.mb-lic{background:var(--mb-surface);border-radius:14px;box-shadow:var(--mb-sh);padding:16px 18px;display:grid;
  grid-template-columns:1fr auto;gap:14px;align-items:center}
.mb-lic__n{font-size:15px;font-weight:700;color:var(--text-primary);line-height:1.3;margin-bottom:6px}
.mb-lic__m{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:12.5px;color:var(--text-muted)}
.mb-lic__b{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.mb-acct{font-family:'Bai Jamjuree','Inter',monospace;background:var(--mb-fill);border-radius:6px;padding:2px 8px;font-weight:700;color:var(--text-secondary)}
.mb-pill{display:inline-flex;align-items:center;gap:5px;border-radius:99px;padding:3px 10px;font-size:11.5px;font-weight:700}
.mb-pill i{width:6px;height:6px;border-radius:50%;background:currentColor;display:block}
.mb-pill.ok{background:rgba(34,197,94,.13);color:var(--mb-ok)}
.mb-pill.warn{background:rgba(245,166,35,.15);color:var(--gold-ink)}
.mb-pill.bad{background:rgba(239,68,68,.13);color:#ef4444}
.mb-pill.mut{background:var(--mb-fill);color:var(--text-muted)}
@keyframes mbBlink{0%,100%{opacity:1}50%{opacity:.35}}
.mb-pill.live i{animation:mbBlink 1.6s infinite}

/* ตารางบิล */
.mb-tbl{width:100%;border-collapse:collapse;font-size:13.5px}
.mb-tbl th{text-align:left;font-size:11.5px;font-weight:700;color:var(--text-muted);text-transform:uppercase;
  letter-spacing:.04em;padding:0 12px 10px;white-space:nowrap}
.mb-tbl td{padding:12px;border-top:1px solid var(--border);color:var(--text-secondary)}
.mb-tbl td.r,.mb-tbl th.r{text-align:right}
.mb-tbl .code{font-family:'Bai Jamjuree','Inter',monospace;font-weight:700;color:var(--text-primary)}
.mb-tbl .amt{font-family:'Bai Jamjuree','Inter',sans-serif;font-weight:700;color:var(--text-primary);white-space:nowrap}

/* กล่องรอ API (ฟีเจอร์ที่ backend ยังไม่พร้อม) */
.mb-soon{background:var(--mb-soft);border:1px dashed var(--border);border-radius:12px;padding:14px 16px;
  font-size:12.5px;color:var(--text-muted);line-height:1.65;display:flex;gap:10px;align-items:flex-start}
.mb-soon b{color:var(--text-secondary);font-weight:700}

.mb-toast{position:fixed;left:50%;bottom:26px;transform:translateX(-50%) translateY(20px);z-index:200;
  border-radius:11px;padding:11px 18px;font-size:13.5px;font-weight:600;color:#fff;box-shadow:0 10px 30px rgba(0,0,0,.3);
  opacity:0;pointer-events:none;transition:opacity .2s,transform .2s}
.mb-toast.on{opacity:1;transform:translateX(-50%) translateY(0)}

.mb-load{text-align:center;padding:56px 20px;color:var(--text-muted);font-size:14px}

@media(max-width:900px){
  .mb-profgrid{grid-template-columns:1fr!important}
  .mb-bindrow{grid-template-columns:1fr!important}
  .mb-grid{grid-template-columns:1fr;gap:0;max-width:440px;margin:0 auto}
  .mb-side{display:none}
  .mb-stats{grid-template-columns:1fr}
  .mb-lic{grid-template-columns:1fr}
  .mb-lic__b{justify-content:flex-start}
}
@media(max-width:760px){
  /* 3 คอลัมน์ → 2 ก่อนยุบเหลือ 1 (จอ 700-900px เดิมเสียพื้นที่ไปเปล่า ๆ) */
  .mb-stats{grid-template-columns:1fr 1fr}
}
@media(max-width:520px){
  .mb-card{padding:28px 20px 24px;border-radius:16px}
  .mb-wrap{padding:26px 16px 52px}
  .mb-shell{padding:22px 16px 56px}
  .mb-narrow{padding:22px 16px 56px}
  .mb-stats{grid-template-columns:1fr}
  .mb-head .act{margin-left:0;width:100%}
  .mb-head .act .mb-btn{flex:1}
}

/* ══════════ หน้าสั่งซื้อ / ใบแจ้งหนี้ / ตั้งรหัสใหม่ ══════════ */
.mb-narrow{max-width:760px;margin:0 auto;padding:34px 24px 72px}
.mb-crumb{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--text-muted);margin-bottom:16px;flex-wrap:wrap}
.mb-crumb a{color:inherit;text-decoration:none}
.mb-crumb a:hover{color:var(--gold-ink)}
.mb-crumb b{color:var(--text-secondary);font-weight:600}
.mb-h1{font-size:clamp(21px,3vw,26px);font-weight:800;letter-spacing:-.015em;color:var(--text-primary);margin-bottom:6px}
.mb-lead{font-size:14px;color:var(--text-muted);line-height:1.7;margin-bottom:22px}

/* สรุปคำสั่งซื้อ */
.mb-sum{display:flex;align-items:center;gap:14px;padding:16px 18px;border-bottom:1px solid var(--border)}
.mb-sum:last-child{border-bottom:0}
.mb-sum__n{font-size:15px;font-weight:700;color:var(--text-primary);line-height:1.35}
.mb-sum__d{font-size:12.5px;color:var(--text-muted);margin-top:3px}
.mb-sum__p{margin-left:auto;font-family:'Bai Jamjuree','Inter',sans-serif;font-size:17px;font-weight:700;color:var(--text-primary);white-space:nowrap}
.mb-total{display:flex;align-items:center;padding:16px 18px;background:var(--mb-soft);font-size:14px;font-weight:700;color:var(--text-primary)}
.mb-total b{margin-left:auto;font-family:'Bai Jamjuree','Inter',sans-serif;font-size:22px;color:var(--gold-ink)}

/* ตัวเลือกแพ็ก */
.mb-plans{display:grid;gap:10px}
.mb-plan{position:relative;border:1.5px solid var(--border);border-radius:12px;padding:13px 15px 13px 40px;cursor:pointer;transition:.15s}
.mb-plan:hover{border-color:var(--text-muted)}
.mb-plan.on{border-color:var(--mb-ok);background:rgba(34,197,94,.06)}
.mb-plan__r{position:absolute;left:14px;top:15px;width:17px;height:17px;border-radius:50%;border:2px solid var(--border);display:grid;place-items:center}
.mb-plan.on .mb-plan__r{border-color:var(--mb-ok)}
.mb-plan.on .mb-plan__r::after{content:'';width:8px;height:8px;border-radius:50%;background:var(--mb-ok)}
.mb-plan__h{display:flex;align-items:baseline;justify-content:space-between;gap:10px}
.mb-plan__n{font-size:14px;font-weight:700;color:var(--text-primary)}
.mb-plan__p{font-family:'Bai Jamjuree','Inter',sans-serif;font-size:16px;font-weight:700;color:var(--mb-ok);white-space:nowrap}
.mb-plan__d{font-size:12px;color:var(--text-muted);margin-top:4px;line-height:1.5}

/* ขั้นตอนถัดไป */
.mb-steps{list-style:none;counter-reset:s;margin:0;padding:0}
.mb-steps li{counter-increment:s;position:relative;padding:0 0 18px 44px;font-size:14px;color:var(--text-secondary);line-height:1.65}
.mb-steps li::before{content:counter(s);position:absolute;left:0;top:-2px;width:30px;height:30px;border-radius:50%;
  background:var(--mb-fill);color:var(--gold-ink);font-family:'Inter',sans-serif;font-size:13px;font-weight:800;display:grid;place-items:center}
.mb-steps li b{color:var(--text-primary);display:block;margin-bottom:2px}
.mb-steps li:last-child{padding-bottom:0}
.mb-ok-ic{width:66px;height:66px;border-radius:50%;background:rgba(34,197,94,.14);display:grid;place-items:center;margin:0 auto 18px}

/* ใบแจ้งหนี้ */
.mb-inv{background:var(--mb-surface);border-radius:16px;box-shadow:var(--mb-sh);padding:30px 32px}
.mb-inv__top{display:flex;align-items:flex-start;gap:16px;padding-bottom:22px;border-bottom:1px solid var(--border);margin-bottom:22px;flex-wrap:wrap}
.mb-inv__top img{width:38px;height:38px}
.mb-inv__no{margin-left:auto;text-align:right}
.mb-inv__no b{display:block;font-family:'Bai Jamjuree','Inter',sans-serif;font-size:19px;font-weight:700;color:var(--text-primary)}
.mb-inv__no span{font-size:12px;color:var(--text-muted)}
.mb-inv__two{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:22px}
.mb-inv__two h4{font-size:11.5px;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:7px}
.mb-inv__two p{font-size:13.5px;color:var(--text-secondary);line-height:1.7}
@media print{
  /* ⚠️ เบราว์เซอร์ไม่พิมพ์พื้นหลังสีเข้ม — ถ้าไม่บังคับสีตัวอักษร ธีมมืดจะพิมพ์ออกมาเป็นกระดาษเปล่า */
  :root,:root[data-theme="dark"],:root[data-theme="light"]{
    --text-primary:#111!important;--text-secondary:#333!important;--text-muted:#666!important;
    --border:#ddd!important;--gold:#8a6100!important;
    --mb-surface:#fff!important;--mb-soft:#f7f7f7!important;--mb-fill:#f2f2f2!important;--mb-ok:#0a7d2b!important;
    --st-surface:#fff!important;--st-page:#fff!important}
  nav,footer,.mb-crumb,.mb-noprint,#navbar,#mobile-menu,#mbToast{display:none!important}
  body{background:#fff!important;padding-top:0!important;color:#111!important}
  .mb-narrow{padding:0!important;max-width:none!important}
  .mb-inv,.mb-total,.mb-sum,.mb-soon{background:#fff!important;color:#111!important}
  .mb-inv{box-shadow:none;border:1px solid #ddd;border-radius:0}
  .mb-pill{border:1px solid #999!important;color:#111!important;background:#fff!important}
  .mb-pill i{background:#111!important}
  a{color:#111!important;text-decoration:none}
}
@media(max-width:640px){
  .mb-inv{padding:22px 18px}
  .mb-inv__two{grid-template-columns:1fr;gap:16px}
}