:root{
  --bg:#0b0e14; --bg2:#0e1218; --panel:#12161f; --panel2:#161b26;
  --line:#222a37; --line2:#2c3645;
  --ink:#e8edf4; --mut:#8b97a8; --faint:#5b6675;
  --acc:#7c83ff; --acc2:#a371f7;
  --ok:#3fb950; --warn:#d8a234; --bad:#f0564b;
  --r:14px;
}

/* ---------- light theme (dark is default) ---------- */
body.light{
  --bg:#f4f6fb; --bg2:#eceff5; --panel:#ffffff; --panel2:#eef2f8;
  --line:#e3e7f0; --line2:#d2d9e6;
  --ink:#1b2230; --mut:#586577; --faint:#97a1b3;
}
body.light .sidebar{background:rgba(255,255,255,.7)}
body.light .btn-ghost:hover{background:#eef1f7;border-color:#cfd6e3}
body.light .toast{background:#ffffff;box-shadow:0 10px 30px rgba(20,30,60,.18)}
body.light .brand-logo .logo-word{fill:#1b2230}
body.light .brand-logo .logo-sub{fill:#586577}

/* themeable logo text + theme toggle button */
.brand-logo .logo-word{fill:#eef2f8}
.brand-logo .logo-sub{fill:#aab4c2}
.side-brand{display:flex;align-items:center;justify-content:space-between;gap:8px}
.theme-toggle{flex:0 0 auto;width:30px;height:30px;display:flex;align-items:center;
  justify-content:center;font-size:14px;cursor:pointer;border-radius:8px;
  background:transparent;border:1px solid var(--line2);color:var(--mut);transition:.15s}
.theme-toggle:hover{background:var(--panel2);color:var(--ink)}

*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  background:
    radial-gradient(1100px 500px at 78% -8%, rgba(124,131,255,.10), transparent 60%),
    radial-gradient(900px 500px at 10% 110%, rgba(163,113,247,.08), transparent 55%),
    var(--bg);
  color:var(--ink);
  font-family:"Inter","Segoe UI",system-ui,-apple-system,sans-serif;
  -webkit-font-smoothing:antialiased;
  overflow:hidden;
}

/* ---------- dashboard shell ---------- */
.app-shell{display:flex;height:100vh;position:relative}
.sidebar{
  width:236px;flex:0 0 236px;display:flex;flex-direction:column;
  border-right:1px solid var(--line);background:rgba(12,15,21,.55);
  padding:16px 14px;backdrop-filter:blur(8px);white-space:nowrap;
  transition:width .22s ease, flex-basis .22s ease, padding .22s ease;
}
/* collapse toggle on the sidebar edge */
.sidebar-toggle{
  position:absolute; top:50%; left:224px; transform:translateY(-50%);
  width:24px; height:24px; border-radius:50%; z-index:30; cursor:pointer;
  background:var(--panel2); border:1px solid var(--line2); color:var(--mut);
  display:flex; align-items:center; justify-content:center; font-size:15px;
  box-shadow:0 2px 8px rgba(0,0,0,.3); transition:left .22s ease, background .15s, color .15s;
}
.sidebar-toggle:hover{background:var(--panel);color:var(--ink)}
.sidebar-toggle .chev{display:block;line-height:1;transition:transform .22s ease;margin-top:-1px}
.app-shell.collapsed .sidebar{flex-basis:0;width:0;padding-left:0;padding-right:0;overflow:hidden;border-right:0}
.app-shell.collapsed .sidebar-toggle{left:6px}
.app-shell.collapsed .sidebar-toggle .chev{transform:rotate(180deg)}
.side-brand{padding:4px 6px 14px;border-bottom:1px solid var(--line);margin-bottom:12px}
.side-brand .brand-logo{height:44px;width:auto;display:block}
.nav{display:flex;flex-direction:column;gap:4px;flex:1}
.nav-item{
  display:flex;align-items:center;gap:11px;text-decoration:none;
  padding:11px 13px;border-radius:10px;color:var(--mut);
  font-size:15px;font-weight:700;letter-spacing:-.3px;transition:.15s;cursor:pointer;
}
.nav-item:hover{background:var(--panel2);color:var(--ink)}
.nav-item.active{background:linear-gradient(135deg,rgba(124,131,255,.20),rgba(163,113,247,.14));
  color:var(--ink);box-shadow:inset 0 0 0 1px var(--line2)}
.nav-ic{font-size:15px;width:18px;text-align:center}
.nav-item[data-view="humanizer"] .nav-ic{color:var(--acc)}      /* purple */
.nav-item[data-view="pricing"] .nav-ic{color:#f4b03c}           /* gold */
/* turnitin logo in the nav: icon sits in an 18px box (like the other icons) so
   the wordmark left-aligns with "Humanizer" / "Pricing & Plans" */
.nav-tn-icon{flex:0 0 18px;height:16px;width:18px;object-fit:contain;object-position:left center;display:block}
.nav-tn-word{font-size:15px;font-weight:700;color:inherit;letter-spacing:-.3px;line-height:1}
.nav-tn-word sup{font-size:7px;vertical-align:super;opacity:.6}
.side-foot{border-top:1px solid var(--line);padding-top:12px;font-size:12px;color:var(--faint)}
.side-foot a{color:var(--acc);text-decoration:none;display:block;margin-bottom:5px}
.side-note{font-size:11px;color:var(--faint)}

.content{flex:1;min-width:0;display:flex;flex-direction:column;overflow:hidden}
.view{flex:1;min-height:0;display:flex;flex-direction:column;overflow:auto;padding:18px 22px}
.view.hidden{display:none}
.view-title{font-size:22px;font-weight:800;margin-bottom:4px;display:flex;align-items:center;gap:8px}
.title-tn{display:inline-flex;align-items:center;gap:5px}
.title-tn-icon{height:26px;width:auto;display:block}
.title-tn-word{font-size:24px;font-weight:800;letter-spacing:-.5px;line-height:1;color:inherit}
.title-tn-word sup{font-size:10px;vertical-align:super;opacity:.6}
.view-sub{color:var(--mut);font-size:13.5px;margin-bottom:18px}

/* turnitin-check view */
.check-area{flex:0 0 auto;height:210px;width:100%;resize:none;outline:none;
  background:var(--panel);border:1px solid var(--line);border-radius:12px;
  padding:16px 18px;color:var(--ink);font-family:inherit;font-size:15px;line-height:1.7;margin-bottom:12px}
.check-area::placeholder{color:var(--faint)}
.check-bar{display:flex;align-items:center;gap:16px;margin-bottom:12px;flex-wrap:wrap}
.check-score{font-weight:700;font-size:15px}
#checkOut{flex:1;min-height:200px}

/* file upload + turnitin-style report */
.upload-zone{border:2px dashed var(--line2);border-radius:14px;padding:38px;text-align:center;
  cursor:pointer;background:var(--panel);transition:.15s;max-width:840px;margin:24px 0 20px}
.upload-zone:hover,.upload-zone.drag{border-color:var(--acc);background:var(--panel2)}
.upz-icon{font-size:34px;margin-bottom:8px}
.upz-title{font-size:16px;font-weight:650}
.upz-title span{color:var(--acc)}
.upz-sub{font-size:12.5px;color:var(--mut);margin-top:4px}
.model-toggle{display:inline-flex;border:1px solid var(--line2);border-radius:8px;overflow:hidden}
.model-btn{background:transparent;color:var(--mut);border:0;padding:6px 11px;
  font-size:12.5px;font-weight:600;cursor:pointer;transition:.15s}
.model-btn+.model-btn{border-left:1px solid var(--line2)}
.model-btn:hover{color:var(--ink);background:var(--panel2)}
.model-btn.active{background:linear-gradient(135deg,var(--acc),var(--acc2));color:#fff}
.rep-toolbar{max-width:840px;margin-bottom:14px}
.rep-done{max-width:560px;padding:6px 2px}
.rep-result{margin-top:16px;font-size:13.5px;color:var(--mut)}
.rep-result b{font-size:19px;display:block;margin-bottom:3px}
.scan-box{max-width:560px;padding:34px 2px}
.scan-title{font-size:15px;margin-bottom:5px}
.scan-stage{color:var(--mut);font-size:13px;margin-bottom:12px}
.scan-bar{height:10px;background:var(--panel2);border:1px solid var(--line);border-radius:6px;overflow:hidden}
.scan-fill{height:100%;width:0;border-radius:6px;
  background:linear-gradient(90deg,var(--acc),var(--acc2));transition:width .25s ease}
.scan-pct{margin-top:8px;font-size:12px;color:var(--faint);font-weight:700}
.rep-loading{max-width:840px;padding:40px;text-align:center;color:var(--mut);font-size:15px}
.rep-loading small{color:var(--faint)}
.rep-spin{width:30px;height:30px;border-radius:50%;border:3px solid var(--line2);border-top-color:var(--acc);
  animation:spin .7s linear infinite;margin:0 auto 14px}

.tn-report{background:#fff;color:#1c1c1c;border-radius:10px;max-width:840px;overflow:hidden;
  box-shadow:0 14px 44px rgba(0,0,0,.45);margin-bottom:24px}
.tn-rep-bar{display:flex;align-items:center;gap:12px;padding:14px 28px;border-bottom:1px solid #e6e6e6}
.tn-rep-bar img{height:24px;width:auto}
.tn-rep-bar span{color:#0a2e36;font-weight:600;font-size:14px}
.tn-rep-overview{display:flex;align-items:flex-start;gap:20px;padding:24px 28px 18px}
.tn-rep-pct{font-size:46px;font-weight:800;color:#0a2e36;line-height:.95}
.tn-rep-pct-label{font-size:22px;color:#0a2e36;font-weight:700}
.tn-rep-note{font-size:12px;color:#666;max-width:460px;margin-top:5px;line-height:1.5}
.tn-rep-details{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;padding:0 28px 20px}
.tn-rep-details>div{font-size:13px;color:#222}
.tn-rep-details b{display:block;color:#8a8a8a;font-weight:600;font-size:10.5px;letter-spacing:.5px;margin-bottom:2px}
.tn-rep-doc{padding:24px 34px;border-top:1px solid #e6e6e6;line-height:1.95;font-size:15px;
  color:#1c1c1c;font-family:Georgia,'Times New Roman',serif}
.tn-rep-doc .tn-h{font-weight:700;margin:16px 0 4px;font-family:Inter,'Segoe UI',sans-serif}
.tn-rep-doc .tn-p{margin:0 0 6px}
.tn-rep-doc .tn-blank{height:.7em}
.tn-hl{background:#b6e6f2;-webkit-box-decoration-break:clone;box-decoration-break:clone}
.tn-rep-foot{padding:13px 28px;border-top:1px solid #e6e6e6;font-size:11px;color:#9a9a9a}

/* pricing view */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;max-width:940px}
.plan{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:24px 22px;position:relative}
.plan.featured{border-color:var(--acc);box-shadow:0 0 0 1px var(--acc),0 14px 34px rgba(124,131,255,.20)}
.plan-badge{position:absolute;top:-11px;left:50%;transform:translateX(-50%);
  background:linear-gradient(135deg,var(--acc),var(--acc2));color:#fff;font-size:11px;font-weight:700;
  padding:3px 13px;border-radius:20px;white-space:nowrap}
.plan-name{font-size:13px;font-weight:700;color:var(--mut);text-transform:uppercase;letter-spacing:1.5px}
.plan-price{font-size:36px;font-weight:800;margin:6px 0 16px}
.plan-price span{font-size:14px;color:var(--mut);font-weight:600}
.plan ul{list-style:none;margin:0 0 20px;padding:0}
.plan li{font-size:13.5px;color:var(--ink);padding:7px 0;border-bottom:1px solid var(--line)}
.plan-btn{width:100%;justify-content:center}

/* ---------- (legacy) top bar ---------- */
.topbar{
  height:60px; flex:0 0 60px;
  display:flex; align-items:center; justify-content:space-between;
  padding:0 26px; border-bottom:1px solid var(--line);
  background:rgba(12,15,21,.6); backdrop-filter:blur(8px);
}
.brand{display:flex;align-items:center;gap:11px}
.brand-logo{height:48px;width:auto;display:block;overflow:visible}
/* gentle floating triangles */
.brand-logo .tri{transform-box:fill-box;transform-origin:center;animation:float 3.2s ease-in-out infinite}
.brand-logo .t1{animation-delay:0s}
.brand-logo .t2{animation-delay:.5s}
.brand-logo .t3{animation-delay:1s}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-2.5px)}}
@media (prefers-reduced-motion:reduce){.brand-logo .tri{animation:none}}
.brand-tag{font-size:12px;color:var(--faint);letter-spacing:.3px}

/* honesty banner */
.notice{
  flex:0 0 auto;
  font-size:12.5px;color:#cdd6e3;line-height:1.5;
  padding:9px 26px;border-bottom:1px solid var(--line);
  background:rgba(216,162,52,.07);
}
.notice b{color:var(--warn)}

/* ---------- workspace ---------- */
.workspace{
  flex:1 1 auto; min-height:0;
  display:grid; grid-template-columns:1fr 1fr; gap:18px; width:100%;
}
.pane{
  background:linear-gradient(180deg,var(--panel),var(--bg2));
  border:1px solid var(--line); border-radius:var(--r);
  display:flex; flex-direction:column; min-height:0;
  box-shadow:0 12px 40px rgba(0,0,0,.35);
  overflow:hidden;
}
.pane-head{
  flex:0 0 auto; position:relative;
  display:flex; align-items:center; justify-content:space-between;
  padding:13px 16px; border-bottom:1px solid var(--line);
  background:rgba(255,255,255,.015);
}
/* ring centered in the output bar */
.head-ring{
  position:absolute; left:50%; top:50%; transform:translate(-50%,-50%);
  width:38px; height:38px; flex:0 0 38px;
}
.head-ring .ring-num{width:28px;height:28px;font-size:10.5px}
.pane-title{font-size:13px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--mut)}
.pane-meta{font-size:12px;color:var(--faint)}
.head-right{display:flex;align-items:center;gap:16px}
.level{display:flex;align-items:center;gap:7px;font-size:12px;color:var(--mut);font-weight:600}
.level select{
  background:var(--panel2);color:var(--ink);border:1px solid var(--line2);
  border-radius:8px;padding:4px 9px;font-family:inherit;font-size:13px;font-weight:600;
  cursor:pointer;outline:none;transition:border-color .15s;
}
.level select:hover{border-color:var(--acc)}
.level select:focus{border-color:var(--acc)}

/* editor + result share size */
.editor{
  flex:1 1 auto; min-height:0; width:100%;
  padding:18px 20px; border:0; outline:0; resize:none;
  background:transparent; color:var(--ink);
  font-family:inherit; font-size:15px; line-height:1.85;
  overflow:auto;
}
.editor::placeholder{color:var(--faint)}
.result{line-height:2}
.placeholder{color:var(--faint);font-style:italic}
/* structure-preserving output */
.result .line{display:block;margin:0 0 2px}
.result .line.heading{font-weight:700;color:var(--ink);margin:14px 0 4px;letter-spacing:.2px}
.result .line.heading:first-child{margin-top:0}
.result .blank{height:.85em}

/* sentence highlights */
.sent{padding:1px 3px;border-radius:5px;transition:background .15s}
.sent.human{background:rgba(63,185,80,.13);box-shadow:inset 0 -2px 0 rgba(63,185,80,.45);color:#a6f0ad}
.sent.mid{background:rgba(216,162,52,.13);box-shadow:inset 0 -2px 0 rgba(216,162,52,.45);color:#f0d79a}
.sent.ai{background:rgba(240,86,75,.14);box-shadow:inset 0 -2px 0 rgba(240,86,75,.5);color:#ffb1aa}

/* ---------- footers / buttons ---------- */
.pane-foot{
  flex:0 0 auto;
  display:flex; align-items:center; gap:12px;
  padding:13px 16px; border-top:1px solid var(--line);
  background:rgba(255,255,255,.015);
}
.btn{
  font-family:inherit; font-size:14px; font-weight:650; cursor:pointer;
  border-radius:10px; padding:11px 18px; border:1px solid transparent;
  display:inline-flex; align-items:center; gap:8px; transition:all .15s;
}
.btn-sm{padding:7px 13px;font-size:13px}
.btn-primary{
  flex:1; justify-content:center;
  background:linear-gradient(135deg,var(--acc),var(--acc2)); color:#fff;
  box-shadow:0 6px 18px rgba(124,131,255,.32);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px)}
.btn-ghost{background:var(--panel2);border-color:var(--line2);color:var(--ink)}
.btn-ghost:hover{background:#1d2433;border-color:#384355}
.btn-ghost .dot{width:8px;height:8px;border-radius:50%;background:var(--acc)}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}
.btn.loading{position:relative;color:transparent}
.btn.loading::after{
  content:"";position:absolute;width:16px;height:16px;border-radius:50%;
  border:2px solid rgba(255,255,255,.4);border-top-color:#fff;animation:spin .7s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

.foot-legend{gap:16px}
.lg{display:inline-flex;align-items:center;gap:7px;font-size:12px;color:var(--mut)}
.sw{width:11px;height:11px;border-radius:3px;display:inline-block}
.sw.human{background:rgba(63,185,80,.6)} .sw.mid{background:rgba(216,162,52,.6)} .sw.ai{background:rgba(240,86,75,.65)}
#btnCopy{margin-left:auto}

/* ---------- score chip + ring ---------- */
.score-chip{display:flex;align-items:center;gap:11px}
.ring{
  width:46px;height:46px;border-radius:50%;flex:0 0 46px;
  background:conic-gradient(var(--col) var(--deg), #232a37 0);
  display:flex;align-items:center;justify-content:center;
}
.ring-num{
  width:34px;height:34px;border-radius:50%;background:var(--panel);
  display:flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:800;color:var(--col);
}
.chip-text{display:flex;flex-direction:column;line-height:1.25}
.tn-logo{display:flex;align-items:center;gap:7px;margin-bottom:5px;align-self:flex-start}
.tn-icon{height:26px;width:auto;display:block}
.tn-word{font-size:21px;font-weight:700;letter-spacing:-.4px;color:#e8edf4;line-height:1}
.tn-word sup{font-size:9px;color:#8b97a8;margin-left:1px;top:-.7em}
.chip-text b{font-size:13px;font-weight:700}
.chip-text small{font-size:11px;color:var(--faint)}

/* ---------- toast ---------- */
.toast{
  position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(20px);
  background:#1c2330;border:1px solid var(--line2);color:var(--ink);
  padding:10px 18px;border-radius:10px;font-size:13px;opacity:0;pointer-events:none;
  transition:all .25s;box-shadow:0 10px 30px rgba(0,0,0,.4);
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ---------- accounts: modals, chip, profile ---------- */
.modal-overlay{position:fixed;inset:0;background:rgba(5,8,14,.62);backdrop-filter:blur(3px);
  display:flex;align-items:center;justify-content:center;z-index:100;padding:16px}
.modal-overlay.hidden{display:none}
.modal-card{position:relative;width:100%;max-width:380px;background:var(--panel);
  border:1px solid var(--line2);border-radius:16px;padding:26px 24px;box-shadow:0 24px 70px rgba(0,0,0,.5)}
.modal-close{position:absolute;top:10px;right:14px;background:transparent;border:0;color:var(--mut);
  font-size:24px;line-height:1;cursor:pointer}
.modal-close:hover{color:var(--ink)}
.brand-mini{font-weight:800;font-size:18px;margin-bottom:16px}
.auth-tabs{display:flex;gap:6px;background:var(--panel2);border-radius:10px;padding:4px;margin-bottom:16px}
.auth-tab{flex:1;background:transparent;border:0;color:var(--mut);font-weight:700;font-size:14px;
  padding:8px;border-radius:7px;cursor:pointer}
.auth-tab.active{background:linear-gradient(135deg,var(--acc),var(--acc2));color:#fff}
.auth-input{width:100%;background:var(--panel2);border:1px solid var(--line2);border-radius:10px;
  padding:11px 13px;color:var(--ink);font-family:inherit;font-size:14px;margin-bottom:11px;outline:none}
.auth-input:focus{border-color:var(--acc)}
.auth-err{color:var(--bad);font-size:12.5px;min-height:16px;margin-bottom:8px}
.gbtn{width:100%;display:flex;align-items:center;justify-content:center;gap:11px;
  background:var(--panel2);border:1px solid var(--line2);border-radius:10px;color:var(--ink);
  font-family:inherit;font-size:14.5px;font-weight:600;padding:11px;cursor:pointer;
  margin-bottom:10px;transition:.15s}
.gbtn:hover{border-color:var(--acc);background:var(--panel)}
.gbtn-g{flex:0 0 auto}
.auth-or{display:flex;align-items:center;gap:10px;color:var(--faint);font-size:12px;margin:2px 0 12px}
.auth-or::before,.auth-or::after{content:"";flex:1;height:1px;background:var(--line)}
#authSubmit{width:100%;justify-content:center}

#accountBox .profile-chip{display:flex;align-items:center;gap:10px;width:100%;background:var(--panel2);
  border:1px solid var(--line2);border-radius:10px;padding:8px 10px;cursor:pointer;color:var(--ink);text-align:left}
#accountBox .profile-chip:hover{border-color:var(--acc)}
#btnLogin{width:100%;justify-content:center}
.avatar{flex:0 0 auto;width:30px;height:30px;border-radius:50%;display:flex;align-items:center;
  justify-content:center;font-weight:800;font-size:13px;color:#fff;background:linear-gradient(135deg,var(--acc),var(--acc2))}
.avatar.big{width:46px;height:46px;font-size:18px}
.pc-text{display:flex;flex-direction:column;min-width:0}
.pc-text b{font-size:12.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:150px}
.pc-text small{font-size:11px;color:var(--mut)}
.prof-head{display:flex;align-items:center;gap:12px;margin-bottom:8px}
.prof-head b{display:block;font-size:15px}
.prof-head small{color:var(--mut);font-size:12.5px}
#profileBody h4{font-size:11.5px;text-transform:uppercase;letter-spacing:.6px;color:var(--faint);margin:18px 0 6px}
.prow{display:flex;justify-content:space-between;gap:10px;font-size:13px;padding:7px 0;border-bottom:1px solid var(--line)}
.pmut{color:var(--mut);font-size:12px;text-align:right}
.modal-wide{max-width:640px;max-height:84vh;overflow:auto}
.admin-title{font-size:16px;font-weight:800;margin-bottom:14px}
.admin-stat{font-size:13px;color:var(--mut);margin-bottom:14px}
.admin-stat b{color:var(--ink);font-size:16px}
.admin-user{border:1px solid var(--line);border-radius:10px;padding:11px 13px;margin-bottom:10px}
.au-top{display:flex;justify-content:space-between;gap:10px;align-items:baseline}
.au-top b{font-size:13.5px}
.au-top small{color:var(--mut);font-size:11.5px;white-space:nowrap}
.au-meta{font-size:12px;color:var(--mut);margin-top:4px}
.au-loc{font-size:11.5px;color:var(--faint);margin-top:5px;word-break:break-all}

/* ---------- responsive / mobile ---------- */
@media (max-width:820px){
  html,body{height:auto;overflow:auto}
  .app-shell{flex-direction:column;height:auto;min-height:100dvh}

  /* sidebar becomes a top bar: brand row + nav tabs row */
  .sidebar{
    width:100%;flex:0 0 auto;flex-direction:row;flex-wrap:wrap;align-items:center;gap:10px;
    border-right:0;border-bottom:1px solid var(--line);padding:10px 14px;
  }
  .side-brand{flex:1 1 auto;border-bottom:0;margin:0;padding:0}
  .side-brand .brand-logo{height:36px}
  .nav{flex:1 1 100%;flex-direction:row;gap:6px;overflow-x:auto}
  .nav-item{flex:1 1 auto;justify-content:center;padding:10px 10px;font-size:13.5px;white-space:nowrap}
  .nav-tn-word{font-size:14px}
  .side-foot{display:none}
  .sidebar-toggle{display:none}
  .app-shell.collapsed .sidebar{flex-basis:auto;width:100%;padding:10px 14px;overflow:visible;border-bottom:1px solid var(--line)}

  /* content scrolls with the page */
  .content{overflow:visible;min-height:auto}
  .view{overflow:visible;min-height:auto;padding:14px}

  /* humanizer: stack input over output */
  .workspace{grid-template-columns:1fr;min-height:auto;gap:14px}
  .pane{min-height:0}
  .pane .editor{min-height:200px;max-height:48vh}
  .pane-head{flex-wrap:wrap;gap:8px;row-gap:8px}
  .head-right{flex-wrap:wrap;gap:10px;justify-content:flex-end}
  .pane-foot{flex-wrap:wrap}
  #btnCopy{margin-left:0}

  /* turnitin check */
  .view-title{font-size:19px}
  .title-tn-icon{height:22px}
  .title-tn-word{font-size:20px}
  .upload-zone{padding:28px 16px;margin-top:14px}
  .rep-toolbar,.scan-box,.rep-done{max-width:100%}

  /* pricing: single column */
  .plans{grid-template-columns:1fr;max-width:100%}
}

/* phones: tighten the nav tabs to icons-friendly size */
@media (max-width:460px){
  .nav-item{padding:9px 6px;font-size:12.5px;gap:7px}
  .nav-tn-word{font-size:13px}
  .btn{padding:11px 14px}
  .view{padding:12px}
}