/* ============================================================
   CSAT LOXBIT — Shared Design System  v1.1
   ใช้ร่วมกัน: dashboard.html · index.html · form-builder.html
   ============================================================ */

/* ── Tokens ── */
:root {
  --teal:#2B9EB3;  --teal-d:#1E7A8A;  --teal-dd:#1D6B7A;  --teal-m:#3BB5CB;
  --teal-s:rgba(43,158,179,.10);  --teal-ss:rgba(43,158,179,.05);
  --sidebar:#1C3E4D;  --sidebar-l:#254F62;  --sidebar-a:rgba(255,255,255,.10);
  --orange:#F5A623;  --orange-s:rgba(245,166,35,.12);
  --green:#27AE60;   --green-s:rgba(39,174,96,.10);
  --red:#E74C3C;     --red-s:rgba(231,76,60,.10);
  --peach:#FBF0E6;   --peach-d:#F0D5BB;
  --ink:#1A2B35;  --ink2:#354F5F;  --ink3:#6B8090;  --ink4:#A0B4C0;
  --paper:#EEF4F7;  --card:#FFFFFF;  --border:#DDE8EE;  --border2:#C5D5DF;
  --font-th:'Noto Sans Thai',sans-serif;  --font-mono:'DM Mono',monospace;
  --r:18px;  --r2:12px;  --r3:8px;
  --sh:0 2px 8px rgba(0,0,0,.05),0 8px 24px rgba(0,0,0,.04);
  --sh2:0 8px 24px rgba(0,0,0,.10),0 20px 56px rgba(0,0,0,.08);
}

/* ── Reset ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:62.5%;height:100%;overflow:hidden}
body{height:100%;overflow:hidden;font-family:var(--font-th);background:var(--paper);color:var(--ink);-webkit-font-smoothing:antialiased}
button{font-family:var(--font-th);cursor:pointer}
input,select,textarea{font-family:var(--font-th)}
a{text-decoration:none;color:inherit}

/* ── App Shell ── */
#app{display:flex;height:100vh;width:100%;overflow:hidden}

/* ── Sidebar ── */
.sidebar{width:80px;background:var(--sidebar);display:flex;flex-direction:column;align-items:center;padding:20px 0;gap:4px;flex-shrink:0;height:100vh;overflow:hidden;position:sticky;top:0;z-index:200}
.sb-logo{width:42px;height:42px;border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:24px;overflow:hidden;padding:5px;flex-shrink:0}
.sb-nav{display:flex;flex-direction:column;align-items:center;padding:10px 0;gap:4px;width:100%;cursor:pointer;text-decoration:none;transition:transform .5s cubic-bezier(.34,1.52,.64,1)}
.sb-nav:hover{transform:translateY(-6px)}
.sb-nav:hover .sb-ic{
  background:linear-gradient(145deg,rgba(255,255,255,.16) 0%,rgba(255,255,255,.06) 100%);
  transform:scale(1.1);
  box-shadow:0 2px 4px rgba(0,0,0,.12),0 8px 20px rgba(0,0,0,.32),0 20px 40px rgba(0,0,0,.18),inset 0 1px 0 rgba(255,255,255,.14)
}
.sb-nav:hover .sb-lbl{color:rgba(255,255,255,.9);transform:translateY(-1px)}
.sb-nav.active .sb-ic{background:var(--teal)}
.sb-nav.active:hover .sb-ic{
  background:var(--teal);
  box-shadow:0 2px 6px rgba(43,158,179,.25),0 10px 24px rgba(43,158,179,.5),0 22px 44px rgba(43,158,179,.28),inset 0 1px 0 rgba(255,255,255,.2)
}
.sb-ic{width:42px;height:42px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.8rem;transition:background .28s ease,transform .5s cubic-bezier(.34,1.52,.64,1),box-shadow .4s ease}
.sb-lbl{font-size:0.9rem;color:rgba(255,255,255,.45);font-weight:500;letter-spacing:.02em;text-align:center;line-height:1.3;white-space:nowrap;transition:color .28s ease,transform .5s cubic-bezier(.34,1.52,.64,1)}
.sb-nav.active .sb-lbl{color:rgba(255,255,255,.85)}
.sb-div{width:36px;height:1px;background:rgba(255,255,255,.08);margin:8px 0}
.sb-bottom{margin-top:auto;display:flex;flex-direction:column;align-items:center;gap:12px}
.sb-avatar{width:36px;height:36px;border-radius:50%;background:var(--teal);display:flex;align-items:center;justify-content:center;font-size:1.1rem;font-weight:600;color:#fff;cursor:pointer;border:2px solid rgba(255,255,255,.2)}

/* ── Layout ── */
.main{flex:1;display:flex;flex-direction:column;overflow:hidden;min-width:0}

/* ── Topbar ── */
.topbar{height:60px;background:var(--card);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 28px;gap:8px;flex-shrink:0;transition:height .22s ease,box-shadow .22s ease}
.topbar-title{font-size:1.4rem;font-weight:600;color:var(--ink)}
.topbar-sub{font-size:1.1rem;color:var(--ink3);margin-left:4px;transition:opacity .18s ease,max-width .22s ease;opacity:1;overflow:hidden;white-space:nowrap;max-width:400px}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.user-chip{display:flex;align-items:center;gap:8px;padding:6px 14px;border-radius:20px;background:var(--paper);border:1px solid var(--border);cursor:pointer;transition:padding .22s ease}
.user-name{font-size:1.2rem;font-weight:500;color:var(--ink)}
.user-role{font-size:1rem;color:var(--ink3)}
.online-dot,.user-dot{width:7px;height:7px;border-radius:50%;background:var(--green);flex-shrink:0}
.uc-email{font-size:0.95rem;font-weight:400;color:var(--ink3)}
.uc-compact{font-size:1.05rem;font-weight:500;color:var(--ink)}

/* ── Subnav (tab strip ใต้ topbar) ── */
.subnav{display:flex;gap:0;background:var(--card);border-bottom:2px solid var(--border);padding:0 24px;flex-shrink:0;max-height:56px;overflow:hidden;transition:max-height .3s ease,opacity .25s ease,border-bottom-width .2s ease,border-bottom-color .2s ease;opacity:1}
.main.scrolled .subnav{opacity:0}
.subnav-btn{padding:11px 18px;font-size:1.2rem;font-weight:600;color:var(--ink3);border:none;background:transparent;cursor:pointer;border-bottom:2px solid transparent;font-family:var(--font-th);transition:color .15s;margin-bottom:-2px;display:flex;align-items:center;gap:6px}
.subnav-btn.active{color:var(--teal);border-bottom-color:var(--teal)}
.subnav-btn:hover:not(.active){color:var(--ink)}

/* ── Topbar inline tabs (visible only when scrolled) ── */
.topbar-tabs{display:flex;align-items:center;gap:2px;margin-left:8px;max-width:0;overflow:hidden;opacity:0;transition:max-width .3s ease,opacity .22s ease}
.tb-tab{padding:5px 13px;border-radius:20px;font-size:1.05rem;font-weight:600;border:none;background:transparent;color:var(--ink3);cursor:pointer;font-family:var(--font-th);transition:background .15s,color .15s;white-space:nowrap;flex-shrink:0}
.tb-tab.active{background:var(--teal-s);color:var(--teal)}
.tb-tab:hover:not(.active){color:var(--ink);background:var(--paper)}

/* ── User chip content — both layers always in DOM, animate via max-width ── */
.uc-full{display:flex;flex-direction:column;gap:0;max-width:200px;overflow:hidden;opacity:1;transition:max-width .28s ease,opacity .2s ease}
.uc-compact{display:block;max-width:0;overflow:hidden;opacity:0;white-space:nowrap;transition:max-width .28s ease,opacity .2s ease}

/* ── Merged header on scroll ── */
.main.scrolled .topbar{height:44px;box-shadow:0 2px 12px rgba(0,0,0,.08)}
.main.scrolled .topbar-sub{opacity:0;max-width:0}
.main.scrolled .topbar-tabs{max-width:700px;opacity:1}
.main.scrolled .subnav{max-height:0;border-bottom-width:0;border-bottom-color:transparent}
.main.scrolled .user-chip{padding:4px 12px}
.main.scrolled .uc-full{max-width:0;opacity:0}
.main.scrolled .uc-compact{max-width:320px;opacity:1}

/* ── Content Area ── */
.content{flex:1;overflow-y:auto;padding:24px 28px;background:var(--paper);scroll-padding-top:80px;scroll-padding-bottom:80px}
.content-inner{width:100%;display:flex;flex-direction:column;gap:28px}
.page{display:flex;flex-direction:column;gap:20px;width:100%}
.page-hdr{display:flex;align-items:flex-start;justify-content:space-between}
.page-title{font-size:2rem;font-weight:700;color:var(--ink);letter-spacing:-.4px}
.page-sub{font-size:1.2rem;color:var(--ink3);margin-top:3px}
.page-actions{display:flex;gap:8px}

/* ── Buttons ── */
.btn{display:inline-flex;align-items:center;gap:7px;padding:9px 18px;border-radius:var(--r3);font-size:1.2rem;font-weight:600;border:none;cursor:pointer;font-family:var(--font-th);transition:all .15s;white-space:nowrap;text-decoration:none}
.btn-teal{background:var(--teal);color:#fff}        .btn-teal:hover{background:var(--teal-d)}
.btn-green{background:var(--green);color:#fff}      .btn-green:hover{background:#1E8449}
.btn-red{background:var(--red);color:#fff}          .btn-red:hover{background:#C0392B}
.btn-orange{background:var(--orange);color:#fff}    .btn-orange:hover{opacity:.9}
.btn-outline{background:var(--card);color:var(--ink);border:1px solid var(--border2)}  .btn-outline:hover{background:var(--paper)}
.btn-ghost{background:transparent;color:var(--ink3);border:none;padding:9px 12px}      .btn-ghost:hover{color:var(--ink);background:var(--paper)}
.btn:disabled{opacity:.4;cursor:not-allowed}
.modal-close{width:32px;height:32px;border-radius:50%;background:var(--paper);border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1.8rem;color:var(--ink3);transition:all .15s;flex-shrink:0}.modal-close:hover{background:var(--red-s);color:var(--red)}

/* ── Cards ── */
.card{background:var(--card);border-radius:var(--r2);box-shadow:var(--sh);border:1px solid var(--border)}
.card-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border)}
.card-title{font-size:1.4rem;font-weight:600;color:var(--ink)}
.card-sub{font-size:1.1rem;color:var(--ink3);margin-top:2px}
.card-body{padding:20px}

/* ── Tab Bar ── */
.tab-bar{display:flex;gap:2px;background:var(--card);border-radius:var(--r2);padding:5px;border:1px solid var(--border);align-self:flex-start}
.tab-btn{padding:8px 20px;border-radius:var(--r3);font-size:1.3rem;font-weight:500;border:none;background:transparent;color:var(--ink3);cursor:pointer;font-family:var(--font-th);transition:all .15s}
.tab-btn.active{background:var(--teal);color:#fff;font-weight:600}
.tab-btn:hover:not(.active){background:var(--paper);color:var(--ink)}

/* ── Grid Helpers ── */
.two-col{display:grid;grid-template-columns:1fr 300px;gap:16px;align-items:start}
.two-col-lg{display:grid;grid-template-columns:1fr 360px;gap:16px;align-items:start}
.g2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.g3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}

/* ── Status Badges ── */
.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:20px;font-size:1rem;font-weight:600}
.badge-green{background:var(--green-s);color:var(--green)}
.badge-orange{background:var(--orange-s);color:var(--orange)}
.badge-red{background:var(--red-s);color:var(--red)}
.badge-teal{background:var(--teal-s);color:var(--teal)}
.badge-ink{background:var(--paper);color:var(--ink3);border:1px solid var(--border)}

/* ── Material Symbols helper ── */
.msi{font-family:'Material Symbols Rounded';font-style:normal;font-weight:normal;font-size:1.8rem;line-height:1;letter-spacing:normal;text-transform:none;white-space:nowrap;direction:ltr;-webkit-font-smoothing:antialiased;font-feature-settings:'liga';vertical-align:middle;user-select:none;font-variation-settings:'FILL' 0,'wght' 300,'GRAD' 0,'opsz' 24}
.sb-ic .msi{color:rgba(255,255,255,.55)}
.sb-nav:hover .sb-ic .msi{color:rgba(255,255,255,.85)}
.sb-nav.active .sb-ic .msi{color:#fff}