.physics-worksheets { max-width: 1160px; margin: 0 auto; padding: 34px 24px 72px; color: #17352d; }
.physics-worksheets__breadcrumbs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 22px; color: #5a746b; font-size: 14px; }
.physics-worksheets__breadcrumbs a { color: #0d6a52; font-weight: 750; text-decoration: none; }
.physics-worksheets__breadcrumbs a:hover, .physics-worksheets__breadcrumbs a:focus-visible { text-decoration: underline; }
.physics-worksheets__hero, .physics-worksheet__hero { border-radius: 28px; background: linear-gradient(135deg, #0d5946, #087d62 65%, #1bab7b); box-shadow: 0 20px 48px rgba(8, 125, 98, .16); color: #fff; }
.physics-worksheets__hero { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(220px, .75fr); gap: 30px; align-items: end; padding: clamp(30px, 5vw, 52px); }
.physics-worksheets__eyebrow { margin: 0 0 9px; color: #0d6a52; font-size: 12px; font-weight: 850; letter-spacing: .09em; text-transform: uppercase; }
.physics-worksheets__hero .physics-worksheets__eyebrow, .physics-worksheet__hero .physics-worksheets__eyebrow { color: #bdf6d9; }
.physics-worksheets__hero h1, .physics-worksheet__hero h1 { margin: 0; color: #fff; font-size: clamp(32px, 5vw, 48px); font-weight: 850; letter-spacing: -.035em; line-height: 1.08; }
.physics-worksheets__hero > div > p:not(.physics-worksheets__eyebrow), .physics-worksheet__hero-content > p:not(.physics-worksheets__eyebrow) { max-width: 760px; margin: 16px 0 0; color: rgba(255,255,255,.9); font-size: 17px; line-height: 1.6; }
.physics-worksheets__courses { display: grid; gap: 9px; }
.physics-worksheets__courses a { display: block; padding: 11px 14px; border: 1px solid rgba(255,255,255,.45); border-radius: 10px; background: rgba(255,255,255,.1); color: #fff; font-size: 13px; font-weight: 800; text-decoration: none; }
.physics-worksheets__courses a:hover, .physics-worksheets__courses a:focus-visible, .physics-worksheets__courses a[aria-current="page"] { background: #fff; color: #087d62; }
.physics-worksheets__library { margin-top: 46px; }
.physics-worksheets__section-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; padding-bottom: 18px; border-bottom: 2px solid #d6e8e0; }
.physics-worksheets__section-heading p { margin: 0 0 7px; color: #0d6a52; font-size: 12px; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.physics-worksheets__section-heading h2, .teacher-resource-signup h2, .physics-worksheets__empty h2, .physics-worksheet h2 { margin: 0; color: #0d5946; font-size: clamp(24px, 3vw, 31px); font-weight: 850; letter-spacing: -.025em; line-height: 1.16; }
.physics-worksheets__section-heading > span { padding: 5px 10px; border-radius: 999px; background: #e4f6ed; color: #0d6a52; font-size: 12px; font-weight: 800; white-space: nowrap; }
.physics-worksheets__filters { display: grid; grid-template-columns: repeat(4, minmax(150px, 1fr)) auto; gap: 12px; align-items: end; margin-top: 22px; padding: 17px; border: 1px solid #d9e8e2; border-radius: 15px; background: #f5fbf8; }
.physics-worksheets__filters label { color: #365d50; font-size: 12px; font-weight: 800; }
.physics-worksheets__filters select { display: block; width: 100%; min-height: 42px; margin-top: 6px; padding: 7px 34px 7px 10px; border: 1px solid #b9d4c9; border-radius: 8px; background: #fff; color: #17352d; }
.physics-worksheets__filters button { min-height: 42px; padding: 8px 13px; border: 1px solid #9fcbbc; border-radius: 8px; background: #fff; color: #0d6a52; font-weight: 800; cursor: pointer; }
.physics-worksheets__filters select:focus, .physics-worksheets__filters button:focus-visible { outline: 3px solid rgba(13,106,82,.2); outline-offset: 1px; }
.physics-worksheets__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; margin-top: 24px; }
.physics-worksheets__card { display: grid; grid-template-columns: minmax(170px, .48fr) minmax(0, 1fr); overflow: hidden; border: 1px solid #d9e8e2; border-radius: 20px; background: #fff; box-shadow: 0 10px 26px rgba(23,53,45,.06); }
.physics-worksheets__card[hidden] { display: none; }
.physics-worksheets__preview { display: flex; align-items: flex-start; justify-content: center; padding: 16px; border-right: 1px solid #d9e8e2; background: linear-gradient(145deg, #eff9f4, #dcefe6); }
.physics-worksheets__preview img { display: block; width: 100%; height: auto; max-height: 360px; object-fit: contain; box-shadow: 0 9px 20px rgba(23,53,45,.13); }
.physics-worksheets__card-content { display: flex; flex-direction: column; padding: 23px; }
.physics-worksheets__badge { align-self: flex-start; margin: 0 0 9px; padding: 4px 8px; border-radius: 99px; background: #e4f6ed; color: #0d6a52; font-size: 11px; font-weight: 850; }
.physics-worksheets__card h3 { margin: 0; color: #0d5946; font-size: 22px; font-weight: 850; line-height: 1.18; }
.physics-worksheets__card h3 a { color: inherit; text-decoration: none; }
.physics-worksheets__card h3 a:hover, .physics-worksheets__card h3 a:focus-visible { color: #087d62; text-decoration: underline; }
.physics-worksheets__card-content > p:not(.physics-worksheets__badge) { margin: 12px 0 0; color: #537167; font-size: 14px; line-height: 1.55; }
.physics-worksheets__card dl { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin: 18px 0; }
.physics-worksheets__card dl div { padding-top: 8px; border-top: 1px solid #e3eeea; }
.physics-worksheets__card dt, .physics-worksheet__meta dt { color: #6e897f; font-size: 10px; font-weight: 850; text-transform: uppercase; }
.physics-worksheets__card dd, .physics-worksheet__meta dd { margin: 2px 0 0; color: #254a3e; font-size: 12px; font-weight: 750; line-height: 1.3; }
.physics-worksheets__actions { display: flex; flex-wrap: wrap; gap: 10px; }
.physics-worksheets__card .physics-worksheets__actions { margin-top: auto; }
.physics-worksheets__button { display: inline-flex; align-items: center; justify-content: center; gap: 7px; min-height: 42px; padding: 9px 13px; border: 0; border-radius: 9px; font-size: 13px; font-weight: 850; line-height: 1.2; text-align: center; text-decoration: none; cursor: pointer; }
.physics-worksheets__button:hover, .physics-worksheets__button:focus-visible { transform: translateY(-1px); text-decoration: none; }
.physics-worksheets__button--primary { background: #0d6a52; color: #fff; }
.physics-worksheets__button--primary:hover, .physics-worksheets__button--primary:focus-visible { background: #084c3b; color: #fff; }
.physics-worksheets__button--secondary { border: 1px solid #a9cfc0; background: #f8fcfa; color: #0d6a52; }
.physics-worksheets__button--light { background: #fff; color: #0d5946; }
.physics-worksheets__no-results, .physics-worksheets__empty { margin-top: 24px; padding: 28px; border: 1px solid #d9e8e2; border-radius: 18px; background: #f5fbf8; text-align: center; }
.physics-worksheets__no-results h3 { margin: 0; color: #0d5946; }
.physics-worksheets__no-results p, .physics-worksheets__empty p:not(.physics-worksheets__eyebrow) { margin: 9px 0 0; color: #537167; }
.teacher-resource-signup { display: grid; grid-template-columns: minmax(0,.85fr) minmax(320px,1.15fr); gap: 28px; margin-top: 48px; padding: 28px; border: 1px solid #cce6db; border-radius: 20px; background: #f2faf6; }
.teacher-resource-signup > div > p:not(.physics-worksheets__eyebrow) { margin: 12px 0 0; color: #537167; font-size: 15px; line-height: 1.6; }
.teacher-resource-signup__form { display: grid; gap: 13px; }
.teacher-resource-signup__field { color: #365d50; font-size: 13px; font-weight: 800; }
.teacher-resource-signup__field input { display: block; width: 100%; min-height: 43px; margin-top: 6px; padding: 9px 11px; border: 1px solid #b9d4c9; border-radius: 8px; background: #fff; }
.teacher-resource-signup__consent { display: flex; gap: 9px; align-items: flex-start; color: #46685d; font-size: 12px; line-height: 1.45; }
.teacher-resource-signup__consent input { margin-top: 3px; }
.teacher-resource-signup__honeypot { position: absolute !important; left: -9999px !important; width: 1px !important; height: 1px !important; }
.teacher-resource-signup__actions { display: flex; align-items: center; gap: 13px; }
.teacher-resource-signup__actions p { margin: 0; color: #60796f; font-size: 12px; }
.teacher-resource-signup__status { margin: 0; color: #0d6a52; font-size: 13px; font-weight: 750; }
.physics-worksheet__hero { display: grid; grid-template-columns: minmax(0,1.35fr) minmax(220px,.65fr); gap: 30px; align-items: center; padding: clamp(28px,4vw,46px); }
.physics-worksheet__meta { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; max-width: 610px; margin: 21px 0 0; }
.physics-worksheet__meta div { padding-top: 9px; border-top: 1px solid rgba(255,255,255,.25); }
.physics-worksheet__meta dt { color: rgba(255,255,255,.7); }
.physics-worksheet__meta dd { color: #fff; font-size: 13px; }
.physics-worksheet__actions { margin-top: 23px; }
.physics-worksheet__preview { justify-self: end; overflow: hidden; width: min(100%,250px); border-radius: 12px; background: #fff; box-shadow: 0 13px 30px rgba(0,0,0,.22); }
.physics-worksheet__preview img { display: block; width: 100%; height: auto; }
.physics-worksheet__section { max-width: 880px; margin-top: 44px; }
.physics-worksheet__section > p:not(.physics-worksheets__eyebrow) { margin: 13px 0 0; color: #537167; font-size: 16px; line-height: 1.65; }
.physics-worksheet__coverage { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 10px; margin: 22px 0 0; padding: 0; list-style: none; }
.physics-worksheet__coverage li { position: relative; padding: 12px 12px 12px 34px; border-radius: 9px; background: #f2faf6; color: #254a3e; font-size: 14px; font-weight: 750; }
.physics-worksheet__coverage li::before { content: '\f00c'; position: absolute; top: 12px; left: 12px; color: #0d8d69; font-family: 'Font Awesome 5 Free'; font-weight: 900; }
.physics-worksheet__split { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 22px; margin-top: 40px; }
.physics-worksheet__split > div { padding: 24px; border: 1px solid #d9e8e2; border-radius: 16px; }
.physics-worksheet__split h2 { font-size: 21px; }
.physics-worksheet__split p { margin: 11px 0 0; color: #537167; line-height: 1.6; }
.physics-worksheet__download { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-top: 40px; padding: 28px; border: 1px solid #cce6db; border-radius: 18px; background: #f2faf6; }
.physics-worksheet__download p:not(.physics-worksheets__eyebrow) { margin: 7px 0 0; color: #537167; }
.physics-worksheet__related { margin-top: 42px; }
.physics-worksheet__related > div { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 14px; margin-top: 18px; }
.physics-worksheet__related a { padding: 17px; border: 1px solid #d9e8e2; border-radius: 12px; color: #0d5946; text-decoration: none; }
.physics-worksheet__related a span { display: block; margin-top: 5px; color: #60796f; font-size: 12px; }
@media (max-width: 960px) { .physics-worksheets__grid { grid-template-columns: 1fr; } .physics-worksheets__filters { grid-template-columns: repeat(2,minmax(0,1fr)); } }
@media (max-width: 720px) { .physics-worksheets { padding: 24px 14px 48px; } .physics-worksheets__hero, .physics-worksheet__hero, .teacher-resource-signup, .physics-worksheet__split { grid-template-columns: 1fr; } .physics-worksheets__courses { margin-top: 4px; } .physics-worksheets__section-heading, .physics-worksheet__download { display: block; } .physics-worksheets__section-heading > span { display: inline-block; margin-top: 12px; } .physics-worksheet__preview { justify-self: center; width: 200px; } .teacher-resource-signup__form { margin-top: 4px; } .physics-worksheet__download .physics-worksheets__actions { margin-top: 18px; } .physics-worksheet__related > div { grid-template-columns: 1fr; } }
@media (max-width: 540px) { .physics-worksheets__hero { padding: 28px 22px; border-radius: 22px; } .physics-worksheets__filters { grid-template-columns: 1fr; } .physics-worksheets__card { grid-template-columns: 1fr; } .physics-worksheets__preview { border-right: 0; border-bottom: 1px solid #d9e8e2; } .physics-worksheets__preview img { width: auto; height: 285px; } .physics-worksheet__coverage { grid-template-columns: 1fr; } .teacher-resource-signup__actions { align-items: flex-start; flex-direction: column; } }