/* Teacher resource center, 2026-10-26 */
.teacher-main{background:linear-gradient(180deg,#eaf5ff 0,#fff 340px);color:#17355b;min-height:65vh}
.teacher-wrap{width:min(1100px,92%);margin:auto;padding:clamp(2rem,5vw,4.5rem) 0}
.teacher-hero{text-align:center;max-width:850px;margin:0 auto 2.5rem}
.teacher-kicker{font:700 .85rem/1.5 Arial,sans-serif;letter-spacing:.12em;text-transform:uppercase;color:#2472a5}
.teacher-hero h1{font:700 clamp(2.1rem,4.5vw,3.65rem)/1.14 Georgia,serif;color:#173e8a;margin:.7rem 0 1.2rem}
.teacher-hero p{font-size:clamp(1.05rem,2vw,1.23rem);line-height:1.65}
.teacher-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.2rem;margin:2rem 0}
.teacher-card{background:#fff;border:1px solid #cbdff1;border-radius:15px;padding:1.6rem;box-shadow:0 7px 20px rgba(28,76,121,.06)}
.teacher-card h2,.teacher-card h3{color:#164c92;font-size:1.32rem;line-height:1.25;margin:0 0 .65rem}
.teacher-card p,.teacher-panel p,.teacher-panel li{line-height:1.65}
.teacher-link{display:inline-block;background:#174f9b;color:white!important;text-decoration:none;border-radius:8px;padding:.8rem 1.1rem;font-weight:700;margin:.65rem .45rem .2rem 0}
.teacher-link:hover,.teacher-link:focus-visible{background:#0a3470;color:white}
.teacher-link-secondary{background:#edf5ff;color:#174f9b!important;border:1px solid #9fbce1}
.teacher-link-secondary:hover{background:#dcecff;color:#0a3470!important}
.teacher-panel{background:#f5f9ff;border-left:4px solid #2c6cb5;padding:1.5rem 1.8rem;border-radius:0 12px 12px 0;margin:1.8rem 0}
.teacher-section-title{font:700 clamp(1.45rem,3vw,2rem)/1.3 Georgia,serif;color:#174585;margin:2.2rem 0 1rem}
.teacher-copy{background:#fff;border:1px solid #c8dcec;border-radius:12px;padding:1.5rem;margin:1rem 0}
.teacher-copy h3{color:#174585;margin:.1rem 0 .6rem}
.teacher-copy-text{white-space:pre-line;line-height:1.7}
.teacher-copy-button{border:1px solid #1b559a;border-radius:7px;background:#1b559a;color:white;padding:.65rem 1rem;cursor:pointer;font:700 1rem Arial,sans-serif;min-height:44px}
.teacher-copy-button:focus-visible{outline:3px solid #d58326;outline-offset:3px}
.teacher-status{display:inline-block;margin-left:.8rem;font-weight:700;color:#24652e}
.teacher-topic{padding:1.3rem 0;border-bottom:1px solid #cbdff1}
.teacher-topic h2{color:#174585;margin:0 0 .5rem;font-size:1.45rem}
.teacher-topic ul{padding-left:1.4rem;line-height:1.8}
.teacher-topic a{color:#124b96;text-decoration:underline;text-underline-offset:2px}
.teacher-note{font-size:.94rem;color:#405c7c}
@media(max-width:780px){.teacher-grid{grid-template-columns:1fr 1fr}}
@media(max-width:540px){.teacher-grid{grid-template-columns:1fr}.teacher-wrap{width:92%}.teacher-card,.teacher-copy{padding:1.2rem}.teacher-panel{padding:1.1rem}.teacher-status{display:block;margin:.5rem 0 0}}
@media print{.teacher-copy-button,.teacher-link{display:none!important}}