/* Phase 12.1 — additive student tools; original premium design remains intact. */
.dqrs-reading-tools { margin: 0 0 28px; padding: clamp(18px,3vw,28px); background: #fffdf8; border: 1px solid #dae2d8; border-radius: 12px; }
.dqrs-reading-tools[hidden], .dqrs-reading-page-tools[hidden] { display:none!important; }
.dqrs-reading-tools-title {display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;}
.dqrs-reading-tools-title h2 {color:#19382b;margin:4px 0 12px;font-size:clamp(22px,3vw,28px);}
.dqrs-save-button,.dqrs-reading-page-tools button,.dqrs-card-save {border:1px solid #b3c6b7;background:#fff;color:#19382b;border-radius:8px;font:inherit;font-weight:700;cursor:pointer;padding:10px 14px;}
.dqrs-save-button[aria-pressed="true"], .dqrs-card-save[aria-pressed="true"] {background:#eaf2e9;border-color:#74957c;color:#1e5138;}
.dqrs-reading-page-tools {display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin-top:12px;}
.dqrs-reading-page-tools label {font-weight:700;color:#244536;}
.dqrs-reading-page-tools input {width:82px;max-width:100%;padding:10px;border:1px solid #aebeb3;border-radius:7px;color:#19382b;background:#fff;}
.dqrs-reading-page-tools button {background:#173e2c;color:#fff;border-color:#173e2c;}
#dqrs-page-feedback {font-size:13px;color:#345843;flex-basis:100%;}
.dqrs-storage-note {font-size:13px;line-height:1.6;color:#53695b;margin:14px 0 0;}
.dqrs-saved-filter-row {display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:9px 0 16px;color:#425e4c;font-size:13px;}
.dqrs-saved-filter {display:inline-flex;align-items:center;gap:9px;font-weight:700;cursor:pointer;}
.dqrs-saved-filter input {width:17px;height:17px;accent-color:#1b5439;}
.dqrs-card-save {padding:10px 13px;}
.dqrs-card-resume {display:inline-flex;align-items:center;text-decoration:none;padding:10px 13px;color:#1a5437;font-weight:700;}
@media (max-width:520px) {.dqrs-reading-page-tools{align-items:stretch;} .dqrs-reading-tools-title{align-items:flex-start;} }