/* A photographic field notebook, with accents inherited from the selected theme. */
body { background-size: auto,auto,52px 52px,52px 52px,auto; }
.shell { width: min(1240px,calc(100% - 48px)); }
header { min-height: 90px; gap: 20px; }
.brand { font-size: 1.1rem; }
.logo::before { transform: rotate(-8deg); inset: -4px; border-color: rgba(var(--accent-rgb),.22); }
.logo::after { background: var(--secondary); box-shadow: none; width: 6px; height: 6px; }
main { padding-top: 54px; padding-bottom: 34px; }
.intro { grid-template-columns: minmax(0,1.15fr) minmax(360px,.9fr); gap: 66px; align-items: center; margin-bottom: 58px; }
.intro-copy { position: relative; padding-top: 14px; }
.intro-copy::before { content: "+"; position: absolute; top: -25px; left: 1px; color: var(--accent); opacity: .4; font-family: Georgia,serif; font-size: 23px; }
.eyebrow { font-size: .71rem; line-height: 1.75; letter-spacing: .11em; display: flex; align-items: center; gap: 10px; }
.eyebrow::before { content: ""; height: 1px; width: 25px; background: var(--accent); flex-shrink: 0; }
.intro h1 { line-height: 1.08; font-size: clamp(2.4rem,4.3vw,3.7rem); letter-spacing: -.055em; margin-top: 20px; margin-bottom: 23px; }
.intro p { font-size: 1rem; line-height: 1.9; max-width: 520px; }
.photo-composition { position: relative; height: 370px; padding: 8px 30px 15px 0; isolation: isolate; }
.photo-composition::before { content: ""; position: absolute; inset: 37px 1px 0 50px; border: 1px solid rgba(var(--accent-rgb),.24); border-radius: 160px 160px 24px 24px; transform: rotate(7deg); z-index: -1; background: rgba(var(--accent-rgb),.035); }
.hero-photograph { margin: 0; width: 79%; height: 100%; position: relative; border-radius: 145px 145px 18px 18px; overflow: hidden; box-shadow: 0 18px 40px rgba(var(--accent-rgb),.16); border: 6px solid rgba(255,255,255,.95); }
.hero-photograph > img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: center 52%; }
.hero-photograph > figcaption { position: absolute; inset: auto 0 0; padding: 46px 18px 16px; color: #fff; background: linear-gradient(transparent,rgba(12,18,26,.88)); display: grid; gap: 6px; }
.hero-photograph figcaption span { font-size: .85rem; font-weight: 650; }
.hero-photograph figcaption a,.hero-inset figcaption a { font-size: .61rem; color: #f0f2f4; text-decoration: none; }
.hero-photograph figcaption a:hover,.hero-inset figcaption a:hover { text-decoration: underline; }
.photo-coordinate { position: absolute; left: 17px; top: 115px; writing-mode: vertical-rl; transform: rotate(180deg); color: #142331; font: 10px ui-monospace,monospace; letter-spacing: .16em; background: rgba(255,255,255,.8); border-radius: 4px; padding: 7px 5px; }
.hero-inset { position: absolute; right: -4px; top: 85px; margin: 0; width: 46%; height: 170px; border: 5px solid #fff; border-radius: 15px; overflow: hidden; box-shadow: 0 12px 35px rgba(0,0,0,.14); transform: rotate(6deg); }
.hero-inset img { display: block; width: 100%; height: 100%; object-fit: cover; }
.hero-inset figcaption { position: absolute; inset: auto 0 0; padding: 35px 10px 10px; background: linear-gradient(transparent,rgba(8,20,35,.92)); display: grid; gap: 5px; color: #fff; }
.hero-inset figcaption span { font-size: .7rem; font-weight: 600; }
.composition-ruler { position: absolute; top: -17px; right: 40px; width: 140px; display: flex; align-items: center; gap: 7px; color: var(--muted); font: 9px ui-monospace,monospace; }
.composition-ruler i { flex: 1; height: 8px; border-top: 1px solid var(--line); background: repeating-linear-gradient(90deg,var(--line) 0 1px,transparent 1px 10px); }
.composition-note { position: absolute; right: 0; bottom: 17px; padding: 11px 15px; background: #fff; box-shadow: 0 7px 25px rgba(var(--accent-rgb),.13); border: 1px solid var(--line); border-radius: 12px; display: flex; align-items: center; gap: 9px; color: var(--text); font-size: .74rem; font-weight: 650; transform: rotate(-3deg); }
.composition-star { color: var(--accent); font-size: 23px; }
.composition-formula { position: absolute; right: 22px; top: 3px; font: italic 27px Georgia,serif; color: var(--accent); opacity: .6; transform: rotate(7deg); }
.workspace { border-radius: 24px; border-color: var(--line); box-shadow: 0 20px 65px rgba(var(--accent-rgb),.1); }
.workspace::before { background: linear-gradient(90deg,transparent,var(--accent),var(--secondary),transparent); opacity: .5; }
.sidebar { padding-top: 28px; }
.sidebar::after { background: linear-gradient(var(--soft),transparent); }
.subject { margin: 5px 0; padding: 12px; }
.subject.active { box-shadow: inset 3px 0 0 var(--accent); }
.subject.active .count { color: var(--accent-dark); border-color: rgba(var(--accent-rgb),.25); background: #ffffff90; }
.main-panel { padding: clamp(25px,3vw,40px); }
.main-panel::after { content: "+"; font: 20px ui-monospace,monospace; color: rgba(var(--accent-rgb),.25); right: 23px; top: 20px; }
.section-caption { margin-top: 26px; }
.course-head { position: relative; overflow: hidden; padding-right: 185px; min-height: 220px; border-radius: 17px; }
.course-head h3 { font-size: 1.45rem; }
.course-photo { margin: 0; position: absolute; top: 0; right: 0; height: 100%; width: 158px; border-left: 1px solid var(--line); }
.course-photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
.course-photo figcaption { position: absolute; inset: auto 0 0; background: linear-gradient(transparent,rgba(14,24,32,.92)); padding: 42px 11px 12px; display: grid; gap: 5px; color: white; }
.course-photo figcaption span { font-size: .68rem; font-weight: 650; }
.course-photo figcaption a { color: white; text-decoration: none; font-size: .54rem; line-height: 1.5; }
.course-photo figcaption a:hover { text-decoration: underline; }
.unit-card { border-radius: 15px; padding: 20px; box-shadow: 0 2px 5px rgba(var(--accent-rgb),.025); }
.unit-card::after { border-color: rgba(var(--accent-rgb),.2); }
.unit-code { font-family: ui-monospace,monospace; font-size: .67rem; letter-spacing: .035em; }
.unit-card:hover { transform: translateY(-3px); box-shadow: 0 10px 25px rgba(var(--accent-rgb),.1); }
.topic-button { border-radius: 14px; }
.topic-number { font-family: ui-monospace,monospace; }
.concept-card { border-radius: 19px; }
.concept-label { display: flex; align-items: center; gap: 8px; }
.concept-label::before { content: ""; width: 6px; height: 6px; background: var(--accent); border-radius: 50%; }
.why-box { border-left: 3px solid var(--accent); padding-left: 18px; line-height: 1.85; }
.world-gallery { margin-top: 52px; }
.gallery-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 35px; margin-bottom: 23px; }
.gallery-kicker { color: var(--accent-dark); text-transform: uppercase; font-size: .69rem; letter-spacing: .14em; font-weight: 700; }
.gallery-heading h2 { font-size: clamp(1.65rem,3vw,2.25rem); margin: 10px 0 0; font-family: Georgia,"Times New Roman",serif; font-weight: 500; letter-spacing: -.045em; }
.gallery-heading > p { max-width: 390px; color: var(--muted); font-size: .83rem; line-height: 1.75; margin: 0; }
.world-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 20px; }
.world-card { border-radius: 19px; overflow: hidden; background: #ffffffb8; border: 1px solid var(--line); box-shadow: 0 7px 25px rgba(var(--accent-rgb),.06); }
.world-card figure { height: 205px; position: relative; margin: 0; overflow: hidden; background: var(--soft); }
.world-card img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .5s ease; }
.world-card:first-child img { object-position: center 61%; }
.world-card:last-child img { object-position: center 35%; }
.world-card:hover img { transform: scale(1.025); }
.world-index { position: absolute; top: 13px; left: 13px; font: 9px ui-monospace,monospace; letter-spacing: .1em; background: rgba(255,255,255,.92); color: #233240; border-radius: 5px; padding: 7px 9px; }
.world-card-content { padding: 21px; }
.world-card h3 { margin: 0 0 11px; font-size: 1.04rem; letter-spacing: -.025em; }
.world-card p { min-height: 67px; margin: 0 0 20px; font-size: .8rem; line-height: 1.75; color: var(--muted); }
.world-card button { width: 100%; padding: 12px 0; background: transparent; border: 0; border-top: 1px solid var(--line); display: flex; justify-content: space-between; color: var(--accent-dark); font-weight: 650; font-size: .78rem; cursor: pointer; }
.photo-credit { display: block; text-decoration: none; color: var(--muted); font-size: .58rem; margin-top: 8px; }
.photo-credit:hover { color: var(--accent-dark); text-decoration: underline; }
footer { border-top: 1px solid var(--line); padding-top: 23px; margin-top: 16px; font-size: .72rem; }
/* The sign-in page uses the same photographic language. */
.auth-gate { display: flex; justify-content: center; align-items: center; gap: 30px; padding: 40px; }
.auth-scene { width: min(43vw,470px); height: 590px; margin: 0; position: relative; flex: 0 1 470px; border-radius: 140px 24px 24px 24px; overflow: hidden; border: 6px solid #fff; box-shadow: var(--shadow); }
.auth-scene > img { width: 100%; height: 100%; object-fit: cover; object-position: center 55%; display: block; }
.auth-scene > figcaption { position: absolute; bottom: 0; left: 0; right: 0; padding: 110px 28px 27px; color: #fff; background: linear-gradient(transparent,rgba(14,22,30,.94)); }
.auth-scene .scene-label { font: 10px ui-monospace,monospace; letter-spacing: .13em; }
.auth-scene h2 { font: 2.4rem/1.14 Georgia,serif; margin: 17px 0 14px; letter-spacing: -.045em; }
.auth-scene p { font-size: .85rem; line-height: 1.7; margin: 0 0 18px; color: #edf0f3; }
.auth-scene a { font-size: .62rem; color: #fff; text-decoration: none; }
.auth-scene a:hover { text-decoration: underline; }
.auth-card { flex: 0 1 440px; width: min(100%,440px); border-radius: 22px; padding: 32px; }
.auth-card::after { content: "ƒ"; font-size: 7rem; right: 10px; top: 56px; opacity: .6; }
.auth-heading { margin-top: 6px; }
.auth-card::before { height: 2px; opacity: .7; }
.user-side-photo { margin: auto 0 0; padding: 5px; background: white; border: 1px solid var(--line); border-radius: 13px; transform: rotate(-3deg); box-shadow: 0 7px 18px rgba(var(--accent-rgb),.07); }
.user-side-photo img { width: 100%; height: 130px; display: block; border-radius: 9px; object-fit: cover; }
.user-side-photo figcaption { padding: 9px 6px 5px; font-size: .62rem; color: var(--muted); line-height: 1.5; }
.user-side-photo a { color: var(--muted); text-decoration: none; }
.user-sidebar .user-back { margin-top: 0; }
.user-shell { border-radius: 24px; }
.profile-banner { position: relative; overflow: hidden; }
.profile-banner::after { content: "+"; position: absolute; right: 22px; top: 17px; font: 24px ui-monospace,monospace; color: rgba(var(--accent-rgb),.25); }
.admin-head { position: relative; overflow: hidden; }
.admin-head::after { content: "∫"; position: absolute; right: 230px; bottom: -16px; color: rgba(var(--accent-rgb),.07); font: 140px Georgia,serif; pointer-events: none; }
@media (max-width: 1000px) { .intro { gap: 35px; grid-template-columns: minmax(0,1fr) 330px; } .hero-inset { right: -8px; } .auth-scene { flex-basis: 380px; height: 540px; } }
@media (max-width: 780px) {
  .shell { width: calc(100% - 28px); }
  .intro { grid-template-columns: 1fr; gap: 34px; margin-bottom: 34px; }
  .intro-copy { max-width: 640px; }
  .intro h1 { font-size: clamp(2.25rem,7vw,3.35rem); max-width: 600px; }
  .photo-composition { width: min(100%,470px); height: 335px; margin: 0 auto; }
  .hero-inset { right: 0; }
  .sidebar { padding-top: 15px; }
  .subject { margin: 2px 0; }
  .gallery-heading { display: block; }
  .gallery-heading > p { margin-top: 15px; max-width: 100%; }
  .world-grid { gap: 13px; }
  .world-card-content { padding: 16px; }
  .world-card figure { height: 170px; }
  .world-card p { min-height: 100px; }
  .auth-gate { padding: 26px 16px; gap: 20px; }
  .auth-scene { display: none; }
}
@media (max-width: 560px) {
  main { padding-top: 34px; }
  .intro-copy::before { top: -17px; }
  .intro p { font-size: .93rem; }
  .photo-composition { height: 310px; width: calc(100% - 12px); }
  .hero-photograph { border-radius: 125px 125px 18px 18px; }
  .hero-inset { height: 145px; }
  .course-head { padding: 20px; padding-top: 165px; min-height: auto; }
  .course-photo { width: 100%; height: 140px; top: 0; left: 0; border-left: 0; border-bottom: 1px solid var(--line); }
  .course-photo img { object-position: center 52%; }
  .course-photo figcaption { inset: 0 0 auto auto; padding: 11px 13px; background: rgba(12,22,30,.8); border-radius: 0 0 0 10px; }
  .world-grid { grid-template-columns: 1fr; }
  .world-card { display: grid; grid-template-columns: 36% minmax(0,1fr); }
  .world-card figure { height: 100%; min-height: 210px; }
  .world-index { top: 8px; left: 8px; font-size: 7px; padding: 5px; }
  .world-card p { min-height: auto; font-size: .76rem; margin-bottom: 14px; }
  .world-card h3 { font-size: .96rem; }
  .photo-credit { font-size: .54rem; line-height: 1.5; }
  .user-side-photo { display: none; }
  .auth-card { padding: 26px 22px; }
}
@media (prefers-reduced-motion: reduce) { .world-card img { transition: none; } .world-card:hover img { transform: none; } }
.header-avatar { display: grid; place-items: center; flex-shrink: 0; width: 34px; height: 34px; border-radius: 11px; background: var(--soft); color: var(--accent-dark); font-weight: 750; border: 1px solid var(--line); overflow: hidden; }
.header-avatar img, .profile-avatar img, .avatar-preview img { width: 100%; height: 100%; object-fit: cover; display: block; }
.profile-avatar { overflow: hidden; }
.profile-edit-form { display: grid; gap: 20px; }
.profile-edit-form .field input:not([type="file"]):not([type="checkbox"]) { padding: 11px 13px; }
.avatar-edit-row { display: grid; grid-template-columns: 82px minmax(0,1fr); gap: 20px; align-items: start; }
.avatar-preview { width: 82px; height: 82px; overflow: hidden; display: grid; place-items: center; border-radius: 21px; background: var(--soft); color: var(--accent-dark); border: 1px solid var(--line); font-size: 2rem; font-weight: 750; }
.profile-edit-form input[type="file"] { padding: 11px; min-height: 42px; height: auto; font-size: .8rem; }
.profile-edit-form input[type="file"]::file-selector-button { border: 0; border-radius: 6px; color: var(--accent-dark); background: var(--soft); padding: 6px 9px; margin-right: 10px; cursor: pointer; }
.field .avatar-remove-label { display: flex; align-items: center; gap: 8px; font-size: .78rem; font-weight: 500; color: var(--muted); }
.field .avatar-remove-label input { width: 16px; height: 16px; min-height: 0; padding: 0; box-shadow: none; accent-color: var(--accent); }
.profile-edit-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 13px; }
.profile-edit-actions .admin-notice { margin: 0; flex: 1; font-size: .78rem; }
@media(max-width: 560px) { .header-avatar { display: none; } .avatar-edit-row { grid-template-columns: 62px minmax(0,1fr); gap: 12px; } .avatar-preview { width: 62px; height: 62px; border-radius: 16px; } }

.field-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.field-card{margin:0;min-width:0;border:1px solid var(--line);border-radius:18px;overflow:hidden;background:var(--surface,#fff)}.field-photo-link{position:relative;display:flex;align-items:center;justify-content:center;height:290px;background:var(--soft,#edf1ee);overflow:hidden}.field-photo-link img{display:block;width:100%;height:100%;object-fit:contain}.field-photo-link>span{position:absolute;bottom:10px;right:10px;background:rgba(12,22,30,.78);color:#fff;font-size:10px;padding:7px 10px;border-radius:7px}.field-photo-link:focus-visible{outline:3px solid var(--accent);outline-offset:-4px}.field-card figcaption{padding:20px}.field-number{font:italic 13px Georgia,serif;color:var(--muted)}.field-card h3{font-size:19px;line-height:1.4;margin:8px 0 10px}.field-card p{font-size:13px;line-height:1.8;margin:0;color:var(--muted)}@media(max-width:950px){.field-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:580px){.field-grid{grid-template-columns:1fr;gap:16px}.field-photo-link{height:330px}.field-card figcaption{padding:18px}}