/* ============================================================
   SmartMarking — working app styles (load after styles.css)
   Mobile-first. Copyright 2026 Mr Rashid - CS Revise.
   ============================================================ */

/* page shell — matches the public landing (index.html) */
.sm .sm-btn-brand{color:#fff}
.sm .sm-btn-accent{color:#3a2a06}.sm .sm-btn-accent:hover{color:#fff}
.sm .sm-btn-ghost{color:var(--sm-brand)}
.sm .sm-btn-line{color:var(--sm-ink)}.sm .sm-btn-line:hover{color:#fff}
.sm-logo .mark svg{stroke:#fff}
.sm-navlinks a{padding:.3rem 0;border-bottom:2px solid transparent}
.sm-navlinks a.active{color:var(--sm-ink);border-bottom-color:var(--sm-brand)}
.smx-who{display:flex;align-items:center;gap:.75rem;font-size:.88rem;color:var(--sm-muted);font-weight:600}
.smx-who .n{display:none;max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
@media(min-width:600px){.smx-who .n{display:inline}}
.smx-mnav{display:flex;gap:1.2rem;overflow-x:auto;padding:0 1.5rem .7rem;font-weight:600;font-size:.9rem;color:var(--sm-muted);white-space:nowrap}
.smx-mnav a.active{color:var(--sm-brand)}
@media(min-width:900px){.smx-mnav{display:none}}
.smx-main{max-width:1180px;margin:0 auto;padding:2rem 1.5rem 4rem;min-height:calc(100vh - 170px)}
@media(max-width:600px){.smx-main{padding:1.25rem 1rem 3rem}.sm-nav .sm-wrap{padding:0 1rem;height:64px}.smx-mnav{padding:0 1rem .7rem}}
.smx-main .smx-h1{font-size:2rem}
.smx-main > .sm-eyebrow,.smx-eyebrow{display:block;margin-bottom:.35rem}
.sm-card-h{padding:1.1rem 1.4rem}
.sm-card-b{padding:1.3rem 1.4rem}

/* auth card */
/* menu hidden until signed in (sm-core.js showNav) */
.sm-nav[data-auth="out"] .sm-navlinks,.sm-nav[data-auth="out"] .smx-mnav{display:none}

/* sign-in page: brand panel beside the form on desktop, form only on phones */
.smx-signin{max-width:1040px;margin:.5rem auto 2rem}
@media(min-width:900px){
  .smx-signin{display:grid;grid-template-columns:1.05fr 1fr;margin:2.5rem auto;background:var(--sm-card);
    border:1px solid var(--sm-border);border-radius:1.1rem;overflow:hidden;box-shadow:0 18px 50px -24px rgba(28,35,51,.28)}
}
.smx-signin-side{display:none}
@media(min-width:900px){
  .smx-signin-side{display:flex;flex-direction:column;justify-content:center;gap:1.1rem;padding:3.2rem 2.8rem;color:#fff;
    background:linear-gradient(155deg,var(--sm-brand) 0%,var(--sm-brand-dark) 60%,#312e81 100%);position:relative;overflow:hidden}
  .smx-signin-side::after{content:"";position:absolute;right:-60px;bottom:-60px;width:220px;height:220px;border-radius:50%;
    background:radial-gradient(circle,rgba(245,158,11,.35),rgba(245,158,11,0) 70%)}
  .smx-signin-side .tag{align-self:flex-start;font-size:.72rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;
    background:rgba(255,255,255,.14);padding:.3rem .75rem;border-radius:2rem}
  .smx-signin-side h2{font-size:2.1rem;line-height:1.15;color:#fff;margin:0}
  .smx-signin-side ul{list-style:none;display:grid;gap:.75rem;margin:.4rem 0 0;padding:0}
  .smx-signin-side li{display:flex;gap:.65rem;align-items:flex-start;font-size:.97rem;color:#e0e7ff}
  .smx-signin-side li b{color:#fff}
  .smx-signin-side li svg{flex:none;width:22px;height:22px;padding:4px;margin-top:1px;border-radius:50%;background:var(--sm-accent);
    stroke:#3a2a06;fill:none;stroke-width:3;stroke-linecap:round;stroke-linejoin:round}
  .smx-signin-side .note{margin-top:.6rem;font-size:.85rem;color:#c7d2fe;border-top:1px solid rgba(255,255,255,.18);padding-top:1rem}
}
.smx-auth-tag{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--sm-brand);margin-bottom:.4rem}
.smx-signin .smx-auth{margin:0 auto;max-width:460px}
@media(min-width:900px){.smx-signin .smx-auth{max-width:none;margin:0;border:0;border-radius:0;box-shadow:none;padding:3rem 2.8rem}
  .smx-signin .smx-auth-tag{display:none}}
.smx-other{border-top:1px solid var(--sm-line);padding-top:.8rem;margin-top:.4rem}
.smx-auth{max-width:420px;margin:3rem auto}
.smx-auth h1{font-size:1.6rem;margin-bottom:.3rem}
.smx-auth p{margin-bottom:1rem}
.smx-full{width:100%}
.smx-or{display:flex;align-items:center;gap:.7rem;color:var(--sm-muted);font-size:.8rem;margin:1rem 0}
.smx-or::before,.smx-or::after{content:"";flex:1;height:1px;background:var(--sm-line)}
.smx-err{color:#991b1b;font-size:.88rem;min-height:1.2em;margin:.6rem 0 0}
.smx-link{color:var(--sm-brand);font-weight:600;text-decoration:underline}
button.smx-link{background:none;border:0;padding:0;font:inherit;font-weight:600;color:var(--sm-brand);cursor:pointer;text-decoration:underline;text-underline-offset:2px}
button.smx-link:hover{color:var(--sm-brand-dark)}
.smx-google{color:var(--sm-ink)!important;border-color:var(--sm-border)!important;background:#fff!important}
.smx-google svg{width:20px;height:20px;flex:none}
.smx-google:hover{border-color:var(--sm-ink)!important}

/* student top bar (no sidebar) */
.smx-bar{background:var(--sm-card);border-bottom:1px solid var(--sm-border);padding:.7rem 1rem;display:flex;align-items:center;justify-content:space-between;gap:.75rem}
.smx-bar .mlogo{font-weight:800;display:flex;align-items:center;gap:.45rem}
.smx-bar .mark{background:var(--sm-brand);color:#fff;width:28px;height:28px;border-radius:7px;display:flex;align-items:center;justify-content:center}
.smx-bar .mark svg{width:16px;height:16px}
.smx-user{display:flex;align-items:center;gap:.5rem;font-size:.85rem;color:var(--sm-muted)}
.smx-user button{background:none;border:none;color:var(--sm-brand);font-weight:600;cursor:pointer;font-family:inherit;font-size:.85rem;padding:.4rem}
.smx-page{max-width:820px;margin:0 auto;padding:1.25rem 1rem 3rem}

/* headings */
.smx-h1{font-family:'Fraunces',Georgia,serif;font-size:1.55rem;line-height:1.2;margin-bottom:.25rem}
.smx-sub{color:var(--sm-muted);font-size:.9rem;margin-bottom:1.25rem}
.smx-h2{font-size:1.05rem;margin:0 0 .7rem}
.smx-back{display:inline-flex;align-items:center;gap:.3rem;color:var(--sm-muted);font-weight:600;font-size:.85rem;margin-bottom:.8rem}
.smx-back:hover{color:var(--sm-brand)}

/* list rows */
.smx-list{display:flex;flex-direction:column;gap:.6rem}
.smx-row{display:flex;align-items:center;gap:.75rem;padding:.85rem;border:1px solid var(--sm-border);border-radius:var(--sm-radius-sm);background:var(--sm-card);flex-wrap:wrap}
a.smx-row:hover{border-color:var(--sm-brand)}
.smx-row .grow{flex:1;min-width:160px}
.smx-row .grow b{display:block;font-size:.95rem}
.smx-row .grow span{color:var(--sm-muted);font-size:.8rem}
.smx-empty{text-align:center;color:var(--sm-muted);padding:2rem 1rem;border:1.5px dashed var(--sm-border);border-radius:var(--sm-radius)}

/* sections */
.smx-sec{margin-bottom:1.25rem}
.smx-grid2{display:grid;grid-template-columns:1fr;gap:1rem}
@media(min-width:700px){.smx-grid2{grid-template-columns:1fr 1fr}}

/* share-link box */
.smx-share{display:flex;gap:.5rem;align-items:stretch;flex-wrap:wrap}
.smx-share code{flex:1;min-width:0;background:#f5f3ee;border:1px solid var(--sm-border);border-radius:var(--sm-radius-sm);padding:.6rem .7rem;font-size:.82rem;overflow-wrap:anywhere}
.smx-code{font-family:'Fraunces',serif;font-size:1.5rem;font-weight:700;letter-spacing:.12em;color:var(--sm-brand)}

/* segmented choice (mark-scheme mode) */
.smx-choices{display:grid;grid-template-columns:1fr;gap:.6rem}
@media(min-width:700px){.smx-choices{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1100px){.smx-choices{grid-template-columns:repeat(4,1fr)}}
.smx-choice{border:1.5px solid var(--sm-border);border-radius:var(--sm-radius-sm);padding:.8rem;cursor:pointer;display:block;background:var(--sm-card)}
.smx-choice input{margin-right:.4rem}
.smx-choice b{font-size:.92rem}
.smx-choice span{display:block;color:var(--sm-muted);font-size:.8rem;margin-top:.25rem}
.smx-choice:has(input:checked){border-color:var(--sm-brand);background:var(--sm-brand-soft)}

/* question list editor */
.smx-qtable{width:100%;border-collapse:collapse;font-size:.9rem}
.smx-qtable th{text-align:left;font-size:.75rem;text-transform:uppercase;color:var(--sm-muted);padding:.4rem}
.smx-qtable td{padding:.3rem .4rem}
.smx-qtable input{width:100%;min-height:40px;padding:.4rem .55rem;font-size:.9rem}
.smx-icon-btn{background:none;border:1px solid var(--sm-border);border-radius:.4rem;min-width:40px;min-height:40px;cursor:pointer;color:var(--sm-muted);font-size:1.1rem}
.smx-icon-btn:hover{color:#991b1b;border-color:#fca5a5}

/* file chips */
.smx-files{display:flex;flex-direction:column;gap:.45rem;margin-top:.6rem}
.smx-file{display:flex;flex-wrap:wrap;align-items:center;gap:.6rem;padding:.55rem .7rem;border:1px solid var(--sm-border);border-radius:var(--sm-radius-sm);font-size:.88rem;background:var(--sm-card)}
.smx-file .n{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.smx-file .s{color:var(--sm-muted);font-size:.78rem}
.smx-progress{height:4px;background:var(--sm-line);border-radius:2px;overflow:hidden;flex-basis:100%}
.smx-progress i{display:block;height:100%;background:var(--sm-brand);width:0;transition:width .2s}

/* banners */
.smx-banner{border-radius:var(--sm-radius-sm);padding:.85rem 1rem;font-size:.9rem;margin-bottom:1rem;border:1px solid}
.smx-banner.info{background:var(--sm-brand-soft);border-color:#c7d2fe;color:#312e81}
.smx-banner.warn{background:#fffbeb;border-color:#fcd34d;color:#78350f}
.smx-banner.ok{background:#f0fdf4;border-color:#86efac;color:#14532d}
.smx-banner.bad{background:#fef2f2;border-color:#fca5a5;color:#7f1d1d}

/* queue table extras */
.smx-meter{display:inline-flex;align-items:center;gap:.35rem;font-size:.8rem;font-weight:700}
.smx-meter i{display:inline-block;width:40px;height:6px;border-radius:3px;background:var(--sm-line);position:relative;overflow:hidden}
.smx-meter i b{position:absolute;inset:0 auto 0 0;background:currentColor}
.smx-lo{color:#15803d}.smx-mid{color:#b45309}.smx-hi{color:#b91c1c}

/* review page */
.smx-review{display:grid;grid-template-columns:1fr;gap:1rem}
@media(min-width:1100px){.smx-review{grid-template-columns:minmax(0,1.1fr) minmax(0,1fr)}.smx-work{position:sticky;top:70px;max-height:calc(100vh - 90px);overflow:auto}}
.smx-work iframe{width:100%;height:70vh;border:1px solid var(--sm-border);border-radius:var(--sm-radius-sm);background:#fff}
.smx-work img{max-width:100%;border:1px solid var(--sm-border);border-radius:var(--sm-radius-sm);display:block;margin-bottom:.8rem}
.smx-typed{white-space:pre-wrap;background:#faf9f6;border:1px solid var(--sm-border);border-radius:var(--sm-radius-sm);padding:.9rem;font-size:.9rem}
.smx-q{border:1px solid var(--sm-border);border-radius:var(--sm-radius-sm);padding:.75rem;margin-bottom:.6rem;background:var(--sm-card)}
.smx-q.flag{border-color:#fcd34d;background:#fffbeb}
.smx-q-h{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap;margin-bottom:.45rem}
.smx-q-h .qn{font-weight:800;min-width:2.5rem}
.smx-q-h .ai{color:var(--sm-muted);font-size:.75rem}
.smx-mark{display:inline-flex;align-items:center;gap:.3rem;margin-left:auto;font-weight:700}
.smx-mark input{width:64px;min-height:40px;text-align:center;font-weight:700;padding:.3rem}
.smx-q textarea{min-height:64px;font-size:.88rem}
.smx-flagnote{font-size:.78rem;color:#92400e;margin-bottom:.4rem}
.smx-total{display:flex;align-items:baseline;gap:.6rem;flex-wrap:wrap}
.smx-total .big{font-family:'Fraunces',serif;font-size:2rem;font-weight:700;line-height:1}
.smx-actions{display:flex;gap:.6rem;flex-wrap:wrap}
.smx-actions .sm-btn{flex:1 1 auto}
.smx-sticky{position:sticky;bottom:0;background:var(--sm-bg);padding:.75rem 0;border-top:1px solid var(--sm-line);z-index:5}

/* report */
.smx-report h1{font-family:'Fraunces',Georgia,serif;font-size:1.6rem}
.smx-report table{width:100%;border-collapse:collapse;font-size:.9rem;margin:1rem 0}
.smx-report th,.smx-report td{border:1px solid #d6d3cc;padding:.5rem .6rem;text-align:left;vertical-align:top}
.smx-report th{background:#f5f3ee}
.smx-report td.m{text-align:center;white-space:nowrap;font-weight:700}
.smx-report .foot{font-size:.75rem;color:var(--sm-muted);margin-top:1.5rem}
@media print{
  .smx-bar,.smx-noprint,.sm-side,.sm-topbar{display:none!important}
  body.sm{background:#fff}
  .smx-page,.sm-content{max-width:none;padding:0}
  .sm-card{border:none;box-shadow:none}
}

/* small helpers */
.smx-muted{color:var(--sm-muted)}
.smx-small{font-size:.82rem}
.smx-hidden{display:none!important}
.smx-spin{display:inline-block;width:16px;height:16px;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:smxspin .8s linear infinite;vertical-align:-3px}
@keyframes smxspin{to{transform:rotate(360deg)}}
.sm-toast{display:none}

/* ---- upload boxes (fix: <label> is inline by default) ---- */
.sm-upload{display:block;width:100%}
.sm-upload svg{display:block;margin:0 auto .5rem}
.sm-upload b{margin-bottom:.15rem}
.sm-upload.drag{border-color:var(--sm-brand);background:var(--sm-brand-soft);border-style:solid}
.sm-upload:has(+ input:focus-visible){outline:3px solid var(--sm-brand);outline-offset:2px}
.smx-vh{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
:focus-visible{outline:3px solid var(--sm-brand);outline-offset:2px}

/* ---- tabs ---- */
.smx-tabs{display:flex;gap:.3rem;border-bottom:1px solid var(--sm-line);margin-bottom:1.25rem;overflow-x:auto}
.smx-tabs button{background:none;border:none;border-bottom:3px solid transparent;padding:.7rem .9rem;font-family:inherit;font-weight:700;font-size:.95rem;color:var(--sm-muted);cursor:pointer;white-space:nowrap;min-height:46px;display:inline-flex;align-items:center;gap:.4rem}
.smx-tabs button[aria-selected="true"]{color:var(--sm-ink);border-bottom-color:var(--sm-brand)}

/* ---- stepper (mobile: numbered dots, labels only for the active step) ---- */
.smx-steps{list-style:none;display:flex;gap:.25rem;margin:0 0 1rem;padding:0;counter-reset:none}
.smx-steps li{flex:1;min-width:0;position:relative}
.smx-steps li:not(:last-child)::after{content:"";position:absolute;top:22px;left:calc(50% + 20px);right:calc(-50% + 20px);height:2px;background:var(--sm-line)}
.smx-steps button{width:100%;background:none;border:none;cursor:pointer;font-family:inherit;display:flex;flex-direction:column;align-items:center;gap:.3rem;padding:.2rem 0;color:var(--sm-muted);min-height:44px}
.smx-steps .n{width:36px;height:36px;border-radius:50%;border:2px solid var(--sm-border);background:var(--sm-card);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.9rem;position:relative;z-index:1;margin-top:4px}
.smx-steps .t{font-size:.72rem;font-weight:700;display:none;text-align:center}
.smx-steps button.active .t{display:block;color:var(--sm-ink)}
.smx-steps button.active .n{border-color:var(--sm-brand);background:var(--sm-brand);color:#fff}
.smx-steps button.done .n{border-color:var(--sm-success);background:#dcfce7;color:#166534}
@media(min-width:700px){.smx-steps .t{display:block;font-size:.8rem}}
.smx-panel{margin-bottom:1rem}

/* ---- form bits ---- */
.smx-check label{display:flex;gap:.55rem;align-items:center;min-height:46px;font-weight:600}
@media(min-width:700px){.smx-check{padding-top:1.75rem}}
.smx-check input{width:20px;height:20px;accent-color:var(--sm-brand)}
.smx-choice input{accent-color:var(--sm-brand)}
.smx-more{margin-top:1rem;border-top:1px solid var(--sm-line);padding-top:.8rem}
.smx-more summary{cursor:pointer;font-weight:600;font-size:.9rem;min-height:40px;display:flex;align-items:center;gap:.3rem}
.smx-gen{display:flex;flex-wrap:wrap;gap:.6rem;align-items:center;background:var(--sm-brand-soft);border-radius:var(--sm-radius-sm);padding:.85rem;margin-bottom:1rem}
.smx-total-chip{background:#f3f1ec;border-radius:2rem;padding:.35rem .8rem;font-weight:700;font-size:.82rem}
.smx-total-chip.warn{background:#fef3c7;color:#92400e}
.smx-qtext{font-size:.76rem;color:var(--sm-muted);margin:.25rem .15rem 0;line-height:1.35}
.smx-qtable td{vertical-align:top}
.smx-banner .smx-link{background:none;border:none;cursor:pointer;font:inherit;padding:0}
.smx-qtable{max-width:560px}
.smx-danger{background:none;border:none;color:#991b1b;cursor:pointer;font-family:inherit;font-weight:600;text-decoration:underline;padding:.4rem 0}

/* ---- check & open summary ---- */
.smx-checklist{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.55rem}
.smx-checklist li{display:flex;align-items:flex-start;gap:.7rem;border:1px solid var(--sm-border);border-radius:var(--sm-radius-sm);padding:.75rem .85rem}
.smx-checklist li div{flex:1;min-width:0}
.smx-checklist b{display:block;font-size:.92rem}
.smx-checklist li span:not(.ic){font-size:.84rem;color:var(--sm-muted);overflow-wrap:anywhere}
.smx-checklist .ic{width:24px;height:24px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.8rem;flex-shrink:0}
.smx-checklist li.ok .ic{background:#dcfce7;color:#166534}
.smx-checklist li.todo{border-color:#fcd34d;background:#fffbeb}
.smx-checklist li.todo .ic{background:#fef3c7;color:#92400e}
.smx-checklist .smx-link{background:none;border:none;cursor:pointer;font-family:inherit;font-size:.85rem;padding:.2rem}

/* ---- sticky action bar: full-width buttons on phones ---- */
@media(max-width:599px){.smx-sticky .smx-actions .sm-btn{flex:1 1 calc(50% - .3rem);padding:.7rem .6rem;font-size:.9rem}}

/* ---- review: mark stepper (− / +) ---- */
.smx-mark button{width:40px;height:40px;border:1px solid var(--sm-border);background:var(--sm-card);border-radius:.45rem;font-size:1.2rem;font-weight:700;cursor:pointer;color:var(--sm-ink)}
.smx-mark button:disabled{opacity:.4;cursor:not-allowed}
.smx-mark input.over{border-color:var(--sm-danger)}

/* ---- student: photo thumbnails ---- */
.smx-pageno{min-width:1.6rem;height:1.6rem;border-radius:50%;background:var(--sm-brand-soft);color:var(--sm-brand-dark);font-weight:800;font-size:.75rem;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}
.smx-file .smx-icon-btn:disabled{opacity:.35;cursor:default}
.smx-thumb{width:44px;height:44px;border-radius:.4rem;object-fit:cover;border:1px solid var(--sm-border);flex-shrink:0}
.smx-more summary{list-style:none}
.smx-more summary::-webkit-details-marker{display:none}
.smx-more summary::before{content:"";width:8px;height:8px;border-right:2px solid var(--sm-muted);border-bottom:2px solid var(--sm-muted);transform:rotate(-45deg);margin-right:.45rem;transition:transform .2s}
.smx-more[open] summary::before{transform:rotate(45deg)}

/* ---- admin: per-student "More" menu + dialogs ---- */
.sm-badge.blue{background:var(--sm-brand-soft);color:var(--sm-brand-dark)}
.smx-kebab{background:none;border:1px solid transparent;border-radius:50%;width:40px;height:40px;font-size:1.3rem;line-height:1;cursor:pointer;color:var(--sm-ink)}
.smx-kebab:hover,.smx-kebab[aria-expanded=true]{background:#f3f1ec;border-color:var(--sm-border)}
.smx-kebab:focus-visible,.smx-menu button:focus-visible{outline:2px solid var(--sm-brand);outline-offset:2px}
.smx-menu{position:fixed;z-index:150;min-width:220px;max-width:min(320px,calc(100vw - 16px));max-height:70vh;overflow:auto;background:var(--sm-card);border:1px solid var(--sm-border);border-radius:var(--sm-radius-sm);box-shadow:0 12px 30px -8px rgba(15,23,42,.25);padding:.35rem}
.smx-menu button{display:flex;align-items:center;gap:.7rem;width:100%;min-height:44px;padding:.5rem .75rem;background:none;border:0;border-radius:.35rem;font:inherit;font-size:.92rem;color:var(--sm-ink);text-align:left;cursor:pointer}
.smx-menu button span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}
.smx-menu button:hover{background:#f5f3ee}
.smx-menu button.danger{color:#991b1b}
.smx-menu .sm-i{width:18px;height:18px;flex-shrink:0;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.smx-menu hr{border:0;border-top:1px solid var(--sm-line);margin:.3rem 0}
@media(max-width:600px){.sm-modal{padding:.75rem}.sm-modal-card{margin-top:1rem}}