/* ============================================================
   NEC Practice Bank — Design tokens
   Palette: deep exam-navy + medal gold + chalk cream, with
   teal/coral as functional (correct/incorrect) colors.
   Signature element: the scantron bubble (A B C D ovals)
   reused everywhere answers are chosen, and as ambient texture.
   ============================================================ */

:root{
  --navy-950:#0E1930;
  --navy-900:#16233F;
  --navy-800:#1E2E52;
  --navy-700:#2A3D6B;
  --cream:#faf9f6;
  --paper:#f4f1ea;
  --paper-line:#e9e2d5;
  --gold:#C0932A;
  --gold-bright:#E4B23A;
  --gold-ink:#8A6A1B;
  --coral:#C1443C;
  --coral-bg:#FBE9E7;
  --teal:#296B5F;
  --teal-bg:#E4F1EC;
  --ink:#211d19;
  --slate:#6b6259;
  --slate-light:#6b6259;
  --radius-sm:8px;
  --radius:14px;
  --radius-lg:22px;
  --shadow-card:0 1px 2px rgba(20,25,45,.06), 0 8px 24px -12px rgba(20,25,45,.18);
  --font-display:"Playfair Display", Georgia, "Times New Roman", serif;
  --font-body:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono:ui-monospace, SFMono-Regular, Menlo, monospace;
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  background:var(--cream);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
}
img,svg{display:block;max-width:100%;}
button{font-family:inherit;cursor:pointer;}
a{color:inherit;}
h1,h2,h3,h4{font-family:var(--font-display);margin:0 0 .4em;letter-spacing:-.01em;}
p{margin:0 0 .8em;}

/* subtle grid-paper texture used behind panels */
.grid-texture{
  background-image:
    linear-gradient(var(--paper-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--paper-line) 1px, transparent 1px);
  background-size:26px 26px;
}

/* ============================================================
   App shell
   ============================================================ */
#app{min-height:100vh;display:flex;flex-direction:column;}

.topbar{
  background:var(--navy-900);
  color:var(--cream);
  position:sticky;top:0;z-index:40;
  border-bottom:3px solid var(--gold);
}
.topbar-inner{
  max-width:1180px;margin:0 auto;
  display:flex;align-items:center;gap:28px;
  padding:14px 24px;
}
.brand{display:flex;align-items:center;gap:12px;margin-right:auto;cursor:pointer;}
.brand-mark{
  width:38px;height:38px;border-radius:50%;
  border:2.5px solid var(--gold-bright);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-mono);font-weight:700;font-size:13px;color:var(--gold-bright);
  background:var(--navy-800);
  flex-shrink:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text .t1{font-family:var(--font-display);font-size:19px;font-weight:600;}
.brand-text .t2{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--gold-bright);}

.nav-tabs{display:flex;gap:4px;}
.nav-tab{
  background:none;border:none;color:#C9D2E8;
  font-family:var(--font-body);font-weight:600;font-size:14.5px;
  padding:10px 14px;border-radius:8px 8px 0 0;
  border-bottom:2.5px solid transparent;
  transition:.15s;
}
.nav-tab:hover{color:#fff;background:rgba(255,255,255,.06);}
.nav-tab.active{color:#fff;border-bottom-color:var(--gold-bright);}

@media (max-width:760px){
  .topbar-inner{flex-wrap:wrap;gap:10px;padding:12px 16px;}
  .nav-tabs{width:100%;overflow-x:auto;}
  .nav-tab{white-space:nowrap;padding:8px 10px;font-size:13.5px;}
}

main{flex:1;width:100%;}
.view{display:none;}
.view.active{display:block;animation:fadein .25s ease;}
@keyframes fadein{from{opacity:0;transform:translateY(4px);}to{opacity:1;transform:none;}}

.wrap{max-width:1180px;margin:0 auto;padding:36px 24px 80px;}
.wrap-narrow{max-width:860px;margin:0 auto;padding:36px 24px 80px;}

/* ============================================================
   Dashboard / Hero
   ============================================================ */
.hero{
  background:var(--navy-900);
  color:var(--cream);
  position:relative;overflow:hidden;
}
.hero-inner{
  max-width:1180px;margin:0 auto;padding:56px 24px 64px;
  display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;
  position:relative;z-index:2;
}
.hero-eyebrow{
  font-family:var(--font-mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--gold-bright);margin-bottom:14px;display:flex;align-items:center;gap:10px;
}
.hero-eyebrow::before{content:"";width:22px;height:1px;background:var(--gold-bright);display:inline-block;}
.hero h1{font-size:44px;color:#fff;line-height:1.06;margin-bottom:16px;}
.hero h1 em{color:var(--gold-bright);font-style:normal;}
.hero p.lede{color:#C9D2E8;font-size:16.5px;max-width:46ch;margin-bottom:28px;}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;}

.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 20px;border-radius:10px;border:none;
  font-weight:700;font-size:14.5px;font-family:var(--font-body);
  transition:.15s;
}
.btn-gold{background:var(--gold-bright);color:var(--navy-950);}
.btn-gold:hover{background:#F0C34E;transform:translateY(-1px);}
.btn-outline{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.4);}
.btn-outline:hover{border-color:#fff;background:rgba(255,255,255,.08);}
.btn-dark{background:var(--navy-800);color:#fff;border:1.5px solid var(--navy-700);}
.btn-dark:hover{background:var(--navy-700);}
.btn-teal{background:var(--teal);color:#fff;}
.btn-teal:hover{background:#1f584e;}
.btn-ghost{background:transparent;color:var(--slate);border:1.5px solid var(--paper-line);}
.btn-ghost:hover{border-color:var(--slate-light);color:var(--ink);}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none !important;}
.btn-sm{padding:8px 14px;font-size:13px;border-radius:8px;}
.btn-block{width:100%;justify-content:center;}

/* bubble-sheet ambient graphic in hero */
.sheet-graphic{
  background:var(--navy-800);
  border:1px solid var(--navy-700);
  border-radius:var(--radius-lg);
  padding:22px 20px;
  box-shadow:0 20px 50px -20px rgba(0,0,0,.5);
}
.sheet-graphic .sg-head{
  display:flex;justify-content:space-between;align-items:center;
  font-family:var(--font-mono);font-size:11px;color:var(--slate-light);
  border-bottom:1px dashed var(--navy-700);padding-bottom:10px;margin-bottom:12px;
  text-transform:uppercase;letter-spacing:.08em;
}
.sg-row{display:flex;align-items:center;gap:10px;margin-bottom:9px;}
.sg-num{font-family:var(--font-mono);font-size:11.5px;color:var(--slate-light);width:16px;}
.sg-bubbles{display:flex;gap:6px;}
.sg-bubble{
  width:17px;height:17px;border-radius:50%;
  border:1.4px solid #45537A;
}
.sg-bubble.filled{background:var(--gold-bright);border-color:var(--gold-bright);}

/* stats row */
.stats-row{
  display:grid;grid-template-columns:repeat(4,1fr);gap:14px;
  padding:0 24px;max-width:1180px;margin:-30px auto 0;position:relative;z-index:3;
}
.stat-card{
  background:#fff;border:1px solid var(--paper-line);border-radius:var(--radius);
  padding:18px 20px;box-shadow:var(--shadow-card);
}
.stat-card .num{font-family:var(--font-mono);font-size:28px;font-weight:700;color:var(--navy-900);}
.stat-card .lbl{font-size:12.5px;color:var(--slate);margin-top:2px;}
@media (max-width:900px){.stats-row{grid-template-columns:repeat(2,1fr);} .hero-inner{grid-template-columns:1fr;} .sheet-graphic{max-width:320px;}}

/* section headers */
.section-head{display:flex;align-items:baseline;justify-content:space-between;margin:44px 0 18px;gap:16px;flex-wrap:wrap;}
.section-head h2{font-size:24px;color:var(--navy-900);}
.section-head .sub{color:var(--slate);font-size:14px;}

/* topic mastery cards */
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;}
@media (max-width:900px){.topic-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:560px){.topic-grid{grid-template-columns:1fr;}}
.topic-card{
  background:#fff;border:1px solid var(--paper-line);border-radius:var(--radius);
  padding:18px 18px 16px;box-shadow:var(--shadow-card);
}
.topic-card .th{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;}
.topic-card h4{font-size:15.5px;color:var(--navy-900);margin:0;}
.topic-card .pct{font-family:var(--font-mono);font-weight:700;font-size:14px;}
.bar-track{height:7px;border-radius:5px;background:var(--paper);overflow:hidden;}
.bar-fill{height:100%;border-radius:5px;background:var(--teal);}
.topic-card .meta{font-size:12px;color:var(--slate);margin-top:8px;}

/* action cards on dashboard */
.action-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
@media (max-width:900px){.action-grid{grid-template-columns:1fr;}}
.action-card{
  background:#fff;border:1px solid var(--paper-line);border-radius:var(--radius-lg);
  padding:22px;box-shadow:var(--shadow-card);
  display:flex;flex-direction:column;gap:10px;
}
.action-card .ic{
  width:42px;height:42px;border-radius:10px;background:var(--paper);
  display:flex;align-items:center;justify-content:center;color:var(--gold-ink);font-size:20px;
}
.action-card h3{font-size:18px;margin-bottom:2px;}
.action-card p{color:var(--slate);font-size:13.8px;flex:1;}

/* ============================================================
   Bubble answer choices (signature component)
   ============================================================ */
.bubble-choice{
  display:flex;align-items:center;gap:14px;
  width:100%;text-align:left;
  background:#fff;border:1.5px solid var(--paper-line);border-radius:12px;
  padding:13px 16px;margin-bottom:10px;
  font-size:15.5px;color:var(--ink);
  transition:.12s;
}
.bubble-choice:hover{border-color:var(--gold);background:#FFFBF0;}
.bubble-choice .oval{
  width:30px;height:30px;min-width:30px;border-radius:50%;
  border:2px solid var(--slate-light);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-mono);font-weight:700;font-size:13.5px;color:var(--slate);
  transition:.12s;
}
.bubble-choice.selected{border-color:var(--navy-800);background:#F4F6FB;}
.bubble-choice.selected .oval{background:var(--navy-800);border-color:var(--navy-800);color:#fff;}
.bubble-choice.correct{border-color:var(--teal);background:var(--teal-bg);}
.bubble-choice.correct .oval{background:var(--teal);border-color:var(--teal);color:#fff;}
.bubble-choice.incorrect{border-color:var(--coral);background:var(--coral-bg);}
.bubble-choice.incorrect .oval{background:var(--coral);border-color:var(--coral);color:#fff;}
.bubble-choice:disabled{cursor:default;}
.bubble-choice:disabled:hover{background:#fff;border-color:var(--paper-line);}
.bubble-choice.correct:disabled:hover{background:var(--teal-bg);border-color:var(--teal);}
.bubble-choice.incorrect:disabled:hover{background:var(--coral-bg);border-color:var(--coral);}

/* small palette bubble, used in test grid nav */
.pal-bubble{
  width:38px;height:38px;border-radius:50%;
  border:1.6px solid var(--paper-line);background:#fff;
  font-family:var(--font-mono);font-weight:700;font-size:13px;color:var(--slate);
  display:flex;align-items:center;justify-content:center;position:relative;
}
.pal-bubble.answered{background:var(--navy-800);border-color:var(--navy-800);color:#fff;}
.pal-bubble.flagged::after{
  content:"";position:absolute;top:-3px;right:-3px;width:9px;height:9px;border-radius:50%;
  background:var(--gold-bright);border:1.5px solid #fff;
}
.pal-bubble.current{outline:2.5px solid var(--gold);outline-offset:2px;}

/* ============================================================
   Practice view
   ============================================================ */
.filter-bar{
  background:#fff;border:1px solid var(--paper-line);border-radius:var(--radius);
  padding:16px 18px;box-shadow:var(--shadow-card);margin-bottom:24px;
  display:flex;flex-wrap:wrap;gap:18px;align-items:flex-end;
}
.filter-group{display:flex;flex-direction:column;gap:8px;}
.filter-group label{font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--slate);}
.chip-row{display:flex;flex-wrap:wrap;gap:6px;}
.chip{
  padding:7px 13px;border-radius:999px;border:1.4px solid var(--paper-line);
  background:#fff;font-size:13px;font-weight:600;color:var(--slate);
}
.chip.active{background:var(--navy-900);border-color:var(--navy-900);color:#fff;}
.select-native{
  padding:8px 10px;border-radius:8px;border:1.4px solid var(--paper-line);
  font-family:inherit;font-size:13.5px;background:#fff;color:var(--ink);
}

.qcard{
  background:#fff;border:1px solid var(--paper-line);border-radius:var(--radius-lg);
  padding:28px 30px;box-shadow:var(--shadow-card);
}
.qcard .qmeta{display:flex;gap:10px;align-items:center;margin-bottom:14px;flex-wrap:wrap;}
.tag{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.05em;
  padding:4px 10px;border-radius:999px;background:var(--paper);color:var(--gold-ink);font-weight:700;
}
.tag.diff-1{background:var(--teal-bg);color:var(--teal);}
.tag.diff-2{background:#FFF3DC;color:var(--gold-ink);}
.tag.diff-3{background:var(--coral-bg);color:var(--coral);}
.qcard .qtext{font-size:19px;line-height:1.55;margin:6px 0 22px;color:var(--ink);}
.explain-box{
  margin-top:18px;padding:16px 18px;border-radius:10px;
  background:var(--paper);border-left:4px solid var(--gold);font-size:14.5px;color:var(--ink);
}
.explain-box.wrong{border-left-color:var(--coral);}
.explain-box .eb-label{font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--slate);margin-bottom:6px;}
.qcard-foot{display:flex;justify-content:space-between;align-items:center;margin-top:22px;}
.progress-line{font-family:var(--font-mono);font-size:12.5px;color:var(--slate);}

/* ============================================================
   Test setup / active / review
   ============================================================ */
.setup-card{
  background:#fff;border:1px solid var(--paper-line);border-radius:var(--radius-lg);
  padding:32px;box-shadow:var(--shadow-card);
}
.rule-list{list-style:none;padding:0;margin:18px 0;display:grid;grid-template-columns:1fr 1fr;gap:10px;}
.rule-list li{display:flex;gap:10px;font-size:14.5px;color:var(--ink);align-items:flex-start;}
.rule-list li .dot{width:7px;height:7px;border-radius:50%;background:var(--gold);margin-top:7px;flex-shrink:0;}
@media (max-width:640px){.rule-list{grid-template-columns:1fr;}}

.test-header{
  position:sticky;top:0;z-index:30;background:var(--navy-900);color:#fff;
  border-bottom:3px solid var(--gold);
}
.test-header-inner{
  max-width:1180px;margin:0 auto;padding:12px 24px;
  display:flex;align-items:center;gap:24px;justify-content:space-between;flex-wrap:wrap;
}
.timer{
  font-family:var(--font-mono);font-size:22px;font-weight:700;
  padding:6px 16px;border-radius:8px;background:var(--navy-800);border:1px solid var(--navy-700);
  letter-spacing:.03em;
}
.timer.low{color:var(--coral);border-color:var(--coral);animation:pulse 1s infinite;}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:.55;}}
.test-progress-txt{font-family:var(--font-mono);font-size:12.5px;color:#C9D2E8;}

.test-layout{max-width:1180px;margin:0 auto;padding:28px 24px 100px;display:grid;grid-template-columns:1fr 260px;gap:24px;}
@media (max-width:900px){.test-layout{grid-template-columns:1fr;}}
.palette-panel{
  background:#fff;border:1px solid var(--paper-line);border-radius:var(--radius);
  padding:18px;box-shadow:var(--shadow-card);align-self:start;position:sticky;top:88px;
}
.palette-panel h4{font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:var(--slate);margin-bottom:12px;}
.palette-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin-bottom:16px;}
.legend{font-size:12px;color:var(--slate);display:flex;flex-direction:column;gap:6px;margin-bottom:16px;}
.legend span{display:flex;align-items:center;gap:8px;}
.legend .sw{width:14px;height:14px;border-radius:50%;border:1.6px solid var(--paper-line);}
.legend .sw.a{background:var(--navy-800);border-color:var(--navy-800);}
.legend .sw.f{background:#fff;border-color:var(--paper-line);position:relative;}
.legend .sw.f::after{content:"";position:absolute;top:-2px;right:-2px;width:6px;height:6px;border-radius:50%;background:var(--gold-bright);}

.qnav-row{display:flex;justify-content:space-between;gap:10px;margin-top:22px;}
.flag-btn{
  display:flex;align-items:center;gap:8px;background:none;border:1.5px solid var(--paper-line);
  border-radius:8px;padding:9px 14px;font-weight:600;font-size:13.5px;color:var(--slate);
}
.flag-btn.on{border-color:var(--gold);color:var(--gold-ink);background:#FFF7E6;}

/* score summary */
.score-hero{
  background:var(--navy-900);color:#fff;border-radius:var(--radius-lg);
  padding:40px;display:flex;gap:36px;align-items:center;flex-wrap:wrap;
}
.score-ring{
  width:140px;height:140px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
  background:conic-gradient(var(--gold-bright) calc(var(--pct)*1%), var(--navy-800) 0);
  position:relative;
}
.score-ring::before{content:"";position:absolute;inset:10px;border-radius:50%;background:var(--navy-900);}
.score-ring .val{position:relative;font-family:var(--font-mono);font-size:30px;font-weight:700;}
.score-copy h2{color:#fff;font-size:26px;margin-bottom:6px;}
.score-copy p{color:#C9D2E8;margin-bottom:0;}
.score-meta-row{display:flex;gap:28px;margin-top:16px;flex-wrap:wrap;}
.score-meta-row div{display:flex;flex-direction:column;}
.score-meta-row .n{font-family:var(--font-mono);font-size:20px;font-weight:700;}
.score-meta-row .l{font-size:11.5px;color:var(--slate-light);text-transform:uppercase;letter-spacing:.06em;}

.review-item{
  background:#fff;border:1px solid var(--paper-line);border-radius:var(--radius);
  padding:20px 22px;margin-bottom:14px;box-shadow:var(--shadow-card);
}
.review-item .rhead{display:flex;gap:10px;align-items:center;margin-bottom:10px;flex-wrap:wrap;}
.status-pill{font-family:var(--font-mono);font-size:11px;font-weight:700;padding:4px 10px;border-radius:999px;letter-spacing:.04em;}
.status-pill.correct{background:var(--teal-bg);color:var(--teal);}
.status-pill.incorrect{background:var(--coral-bg);color:var(--coral);}
.status-pill.skipped{background:var(--paper);color:var(--slate);}

/* ============================================================
   Progress view
   ============================================================ */
.history-table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--paper-line);border-radius:var(--radius);overflow:hidden;}
.history-table th,.history-table td{padding:12px 16px;text-align:left;font-size:13.8px;border-bottom:1px solid var(--paper-line);}
.history-table th{font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--slate);background:var(--paper);}
.history-table tr:last-child td{border-bottom:none;}
.history-table tr:hover td{background:#FFFBF0;}
.chart-card{background:#fff;border:1px solid var(--paper-line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-card);}

.empty-state{
  text-align:center;padding:60px 20px;color:var(--slate);
  border:1.5px dashed var(--paper-line);border-radius:var(--radius);background:#fff;
}
.empty-state h3{color:var(--navy-900);margin-bottom:6px;}

footer.appfoot{
  text-align:center;padding:26px;color:var(--slate-light);font-size:12.5px;
  border-top:1px solid var(--paper-line);
}

/* utility */
.flex{display:flex;}
.gap-8{gap:8px;}
.mt-0{margin-top:0;}
.hidden{display:none !important;}
.text-slate{color:var(--slate);}
.modal-backdrop{
  position:fixed;inset:0;background:rgba(15,20,40,.55);z-index:100;
  display:flex;align-items:center;justify-content:center;padding:20px;
}
.modal{background:#fff;border-radius:var(--radius-lg);padding:28px;max-width:420px;width:100%;box-shadow:0 30px 60px -20px rgba(0,0,0,.4);}
.modal h3{margin-bottom:10px;}
.modal p{color:var(--slate);font-size:14.5px;}
.modal .modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:20px;}


/* ============================================================
   Concept illustrations (enriched visual learning layer)
   ============================================================ */
.illus-frame{
  background:var(--paper);border:1px solid var(--paper-line);border-radius:var(--radius);
  padding:18px;display:flex;flex-direction:column;align-items:center;margin:18px 0;
  overflow:hidden;animation:illusPop .35s cubic-bezier(.2,.8,.3,1);
}
.illus-frame svg{max-width:220px;width:100%;height:auto;display:block;}
.illus-frame .cap{
  font-family:var(--font-mono);font-size:10.5px;color:var(--slate);text-transform:uppercase;
  letter-spacing:.08em;margin-top:10px;
}
.illus-frame.small{padding:12px;max-width:230px;margin-left:auto;margin-right:auto;}
.illus-frame.small svg{max-width:190px;}
@keyframes illusPop{from{opacity:0;transform:translateY(6px) scale(.97);}to{opacity:1;transform:none;}}

/* ============================================================
   Reference tab (formula sheet + concept gallery)
   ============================================================ */
.formula-item{
  padding:16px 0;border-bottom:1px dashed var(--paper-line);
  display:flex;gap:18px;align-items:center;
}
.formula-item:last-child{border-bottom:none;}
.formula-item .ftext{flex:1;min-width:0;}
.formula-item .fname{font-family:var(--font-display);font-weight:600;font-size:15.5px;color:var(--gold-ink,var(--gold));margin-bottom:6px;}
.formula-item .fbody{font-size:14.5px;color:var(--ink);overflow-wrap:break-word;}
.formula-item .fart{
  width:86px;height:86px;flex:none;background:var(--paper);border:1px solid var(--paper-line);
  border-radius:10px;display:flex;align-items:center;justify-content:center;padding:8px;overflow:hidden;
}
.formula-item .fart svg{width:100%;height:100%;max-width:100%;}
@media (max-width:640px){
  .formula-item{flex-direction:column;align-items:flex-start;}
  .formula-item .fart{width:100%;height:100px;}
}

.gallery-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:14px;}
.gallery-tile{
  background:var(--paper);border:1px solid var(--paper-line);border-radius:var(--radius-sm);
  padding:12px;text-align:center;overflow:hidden;transition:.15s ease;
}
.gallery-tile:hover{transform:translateY(-3px);box-shadow:0 10px 22px -14px rgba(20,25,45,.35);border-color:var(--gold);}
.gallery-tile svg{width:100%;height:66px;max-width:100%;}
.gallery-tile .gname{
  font-family:var(--font-mono);font-size:10px;color:var(--slate);margin-top:8px;
  text-transform:uppercase;letter-spacing:.05em;overflow-wrap:break-word;
}

.reference-card{
  background:#fff;border:1px solid var(--paper-line);border-radius:var(--radius-lg);
  padding:28px 30px;box-shadow:var(--shadow-card);overflow:hidden;
}
@media (max-width:640px){ .reference-card{padding:20px 18px;} }

/* ============================================================
   Motion polish: staggered entrances + interactive lift
   ============================================================ */
.action-card, .topic-tile, .stat-card{ animation:cardRise .4s ease both; }
.action-grid .action-card:nth-child(1){animation-delay:.02s;}
.action-grid .action-card:nth-child(2){animation-delay:.08s;}
.action-grid .action-card:nth-child(3){animation-delay:.14s;}
@keyframes cardRise{from{opacity:0;transform:translateY(10px);}to{opacity:1;transform:none;}}
.action-card{transition:transform .18s ease, box-shadow .18s ease;}
.action-card:hover{transform:translateY(-4px);box-shadow:0 16px 30px -18px rgba(20,25,45,.35);}
.qcard{animation:cardRise .3s ease both;}
.bar-fill, .bar-track > *{transition:width .5s cubic-bezier(.2,.8,.3,1);}