/* Sınıf Defterim / Atlas. Screen typography is intentionally separate from A4 output. */
@font-face { font-family: 'OON Atlas'; font-style: normal; font-weight: 400; font-display: swap; src: url('defter-atlas/manrope-latin-400-normal.woff2') format('woff2'); }
@font-face { font-family: 'OON Atlas'; font-style: normal; font-weight: 400; font-display: swap; src: url('defter-atlas/manrope-latin-ext-400-normal.woff2') format('woff2'); unicode-range: U+0100-02FF,U+1E00-1EFF; }
@font-face { font-family: 'OON Atlas'; font-style: normal; font-weight: 700; font-display: swap; src: url('defter-atlas/manrope-latin-700-normal.woff2') format('woff2'); }
@font-face { font-family: 'OON Atlas'; font-style: normal; font-weight: 700; font-display: swap; src: url('defter-atlas/manrope-latin-ext-700-normal.woff2') format('woff2'); unicode-range: U+0100-02FF,U+1E00-1EFF; }

@media screen {
  /* The existing Network skin loads later; keep Atlas typography inside this module. */
  body.oon-portal-page .nm-app.oon-atlas { --nx-font: 'OON Atlas', system-ui, sans-serif; font-family: 'OON Atlas', system-ui, sans-serif; }
  body.oon-portal-page:has(.oon-atlas) .oon-main { max-width: 1560px; padding-inline: 24px; }
  .oon-atlas { --atlas-ink: #153349; --atlas-muted: #536875; --atlas-teal: #087d79; --atlas-line: #dce6e6; font-family: 'OON Atlas', system-ui, sans-serif; font-size: 16px; line-height: 1.65; display: grid; grid-template-columns: 240px minmax(0, 1fr); background: #f4f7f7; border: 1px solid var(--atlas-line); border-radius: 24px; margin: 24px auto; color: var(--atlas-ink); }
  .oon-atlas *, .oon-atlas *::before, .oon-atlas *::after { box-sizing: border-box; }
  .oon-atlas :is(a, button, input, select, summary, [tabindex]):focus-visible { outline: 3px solid var(--atlas-teal); outline-offset: 4px; }
  .oon-atlas .oon-atlas-icon { width: 22px; height: 22px; flex-shrink: 0; vertical-align: middle; }
  .oon-atlas-sidebar { padding: 30px 18px 22px; background: #fff; border-right: 1px solid var(--atlas-line); border-radius: 24px 0 0 24px; display: flex; flex-direction: column; gap: 20px; position: sticky; top: 16px; align-self: start; max-height: calc(100vh - 32px); overflow-y: auto; }
  .oon-atlas-brand { display: flex; gap: 12px; align-items: center; font-size: 18px; font-weight: 700; color: var(--atlas-ink); line-height: 1.3; margin: 0 2px 24px; }
  .oon-atlas-brand > .oon-atlas-icon { width: 42px; height: 46px; padding: 9px; border-radius: 12px; background: var(--atlas-teal); color: #fff; }
  .oon-atlas-brand small { display: block; font-size: 14px; letter-spacing: .02em; margin-top: 7px; line-height: 1.55; }
  .oon-atlas .oon-atlas-label { font-size: 14px; font-weight: 700; letter-spacing: .04em; color: var(--atlas-muted); margin: 0 0 10px; }
  .oon-atlas-sidebar nav { display: grid; gap: 8px; }
  .oon-atlas .oon-atlas-nav { display: flex; align-items: center; gap: 12px; font-size: 16px; line-height: 1.45; font-weight: 700; padding: 14px 12px; border-radius: 11px; color: var(--atlas-muted); text-decoration: none; }
  .oon-atlas-nav:hover, .oon-atlas-nav.is-active { background: #e5f3ef; color: var(--atlas-teal); }
  .oon-atlas-side-note { background: #edf5f2; border-radius: 16px; padding: 23px 18px; margin-top: 20px; }
  .oon-atlas-side-note > .oon-atlas-icon { color: var(--atlas-teal); margin-bottom: 15px; }
  .oon-atlas-side-note strong { display: block; font-size: 21px; line-height: 1.5; }
  .oon-atlas-side-note p { font-size: 15px; color: var(--atlas-muted); margin: 12px 0 0; }
  .oon-atlas-user { display: flex; gap: 12px; border-top: 1px solid var(--atlas-line); padding-top: 22px; margin-top: 24px; font-size: 15px; overflow-wrap: anywhere; }
  .oon-atlas-user small { display: block; color: var(--atlas-muted); font-size: 14px; margin-top: 4px; }
  .oon-atlas-main { min-width: 0; }
  .oon-atlas-toolbar { border-bottom: 1px solid var(--atlas-line); display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 20px 30px; color: var(--atlas-muted); font-size: 14px; min-height: 70px; }
  .oon-atlas-toolbar b { color: var(--atlas-ink); font-weight: 700; margin-left: 10px; }
  .oon-atlas-mobile-menu { display: none; }
  .oon-atlas .oon-defter { --dft-cizgi: var(--atlas-line); --dft-zemin: #f1f6f5; --dft-vurgu: var(--atlas-teal); --dft-soluk: var(--atlas-muted); padding: 30px; margin: 0; min-width: 0; }
  .oon-atlas .oon-defter h1 { font-size: clamp(30px, 2.7vw, 42px); line-height: 1.2; margin: 0 0 12px; color: var(--atlas-ink); letter-spacing: -.04em; }
  .oon-atlas .oon-defter h2 { font-size: 26px; line-height: 1.35; }
  .oon-atlas .oon-defter h3 { font-size: 21px; line-height: 1.4; }
  .oon-atlas .oon-defter .nm-kicker { font-size: 14px; letter-spacing: .05em; color: var(--atlas-teal); margin-bottom: 10px; }
  .oon-atlas .oon-defter .nm-lead { font-size: 16px; line-height: 1.75; color: var(--atlas-muted); margin: 0 0 24px; }
  .oon-atlas .oon-defter .nm-btn { min-height: 48px; padding: 12px 19px; font-size: 16px; line-height: 1.5; border-radius: 11px; background: var(--atlas-teal); color: #fff; display: inline-flex; align-items: center; justify-content: center; gap: 12px; white-space: normal; text-align: center; }
  .oon-atlas .oon-defter .nm-btn-light { background: #fff; color: var(--atlas-ink); border: 1px solid var(--atlas-line); }
  .oon-atlas-intro { display: flex; justify-content: space-between; align-items: center; gap: 22px; margin-bottom: 28px; }
  .oon-atlas-intro h1 span { color: var(--atlas-teal); }
  .oon-atlas .oon-atlas-intro .nm-lead { margin: 0; }
  .oon-atlas .oon-atlas-intro > .nm-btn { flex-shrink: 0; }
  .oon-atlas-hero { display: grid; grid-template-columns: 1fr 1fr; background: #e8f2ee; border-radius: 22px; overflow: hidden; }
  .oon-atlas-hero-copy { padding: 34px; }
  .oon-atlas .oon-atlas-hero .oon-atlas-label { color: var(--atlas-teal); }
  .oon-atlas .oon-atlas-hero h2 { font-size: clamp(30px, 2.5vw, 38px); line-height: 1.25; margin: 18px 0; letter-spacing: -.04em; }
  .oon-atlas-hero h2 em { font-style: normal; color: var(--atlas-teal); }
  .oon-atlas-hero-copy > p:not(.oon-atlas-label) { font-size: 16px; line-height: 1.8; margin: 0 0 25px; color: var(--atlas-muted); }
  .oon-atlas-hero-fine { display: flex; align-items: center; gap: 8px; font-size: 14px; margin-top: 18px; color: var(--atlas-muted); }
  .oon-atlas-photo { position: relative; min-height: 320px; }
  .oon-atlas-photo img { width: 100%; height: 100%; position: absolute; inset: 0; object-fit: cover; object-position: 45% center; }
  .oon-atlas-photo > span { position: absolute; bottom: 22px; left: 22px; right: 22px; display: flex; align-items: center; gap: 9px; padding: 12px 15px; background: #fffffff2; border-radius: 10px; font-size: 14px; font-weight: 700; }
  .oon-atlas-metrics { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); padding: 23px 0; margin: 26px 0 32px; background: #fff; border: 1px solid var(--atlas-line); border-radius: 17px; }
  .oon-atlas-metrics > div { padding: 0 20px; border-right: 1px solid var(--atlas-line); }
  .oon-atlas-metrics > div:last-child { border: 0; }
  .oon-atlas-metrics span { display: flex; align-items: center; gap: 7px; color: var(--atlas-muted); font-size: 14px; font-weight: 700; line-height: 1.5; }
  .oon-atlas-metrics strong { display: block; font-size: 22px; line-height: 1.4; margin: 10px 0 5px; }
  .oon-atlas-metrics p { margin: 0; font-size: 14px; color: var(--atlas-muted); }
  .oon-atlas-home-columns { display: grid; grid-template-columns: minmax(0, 1fr) 270px; gap: 24px; align-items: start; }
  .oon-atlas-catalog { min-width: 0; }
  .oon-atlas-catalog-heading { scroll-margin-top: 25px; margin: 0 0 20px; }
  .oon-atlas .oon-atlas-catalog-heading h2 { margin: 0 0 9px; }
  .oon-atlas-catalog-heading p { font-size: 16px; color: var(--atlas-muted); margin: 0; }
  .oon-atlas .oon-defter-ara { flex-wrap: wrap; gap: 10px; margin-bottom: 18px; }
  .oon-atlas .oon-defter-ara input { min-width: 0; width: 100%; flex-basis: 100%; padding: 14px 16px; font: inherit; background: #fff; border: 1px solid var(--atlas-line); border-radius: 12px; }
  .oon-atlas .oon-defter-ara span { font-size: 14px; }
  .oon-atlas-filters { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 25px; }
  .oon-atlas-filters button { font: inherit; font-size: 15px; min-height: 44px; padding: 9px 13px; border-radius: 9px; border: 1px solid var(--atlas-line); background: #fff; color: var(--atlas-muted); cursor: pointer; }
  .oon-atlas-filters button[aria-pressed=true] { background: var(--atlas-ink); color: #fff; border-color: var(--atlas-ink); }
  .oon-atlas .oon-defter-grup { font-size: 20px; letter-spacing: -.015em; margin: 26px 0 16px; }
  .oon-atlas .oon-defter-kartlar { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
  .oon-atlas .oon-defter-kart { padding: 23px; gap: 9px; border-radius: 16px; min-height: 240px; box-shadow: 0 4px 15px #15334904; transition: transform .18s, box-shadow .18s, border-color .18s; }
  .oon-atlas .oon-defter-kart:hover { box-shadow: 0 10px 24px #1533490c; transform: translateY(-3px); }
  .oon-atlas-card-icon { display: flex; align-items: center; justify-content: center; width: 42px; height: 42px; background: #e4f3ef; color: var(--atlas-teal); border-radius: 11px; margin-bottom: 8px; }
  .oon-atlas .oon-defter-kart:nth-child(4n+2) .oon-atlas-card-icon { background: #fff0e6; color: #a3562a; }
  .oon-atlas .oon-defter-kart:nth-child(4n+3) .oon-atlas-card-icon { background: #edf0fb; color: #596dac; }
  .oon-atlas .oon-defter-kart__yil { font-size: 14px; letter-spacing: .03em; }
  .oon-atlas .oon-defter-kart strong { font-size: 21px; line-height: 1.45; overflow-wrap: anywhere; }
  .oon-atlas .oon-defter-kart small { font-size: 15px; line-height: 1.7; }
  .oon-atlas .oon-defter-kart em { margin-top: auto; padding-top: 18px; border-top: 1px solid var(--atlas-line); font-size: 14px; padding-right: 18px; }
  .oon-atlas .oon-defter-kart > b { top: auto; bottom: 22px; right: 15px; transform: none; }
  .oon-atlas .oon-defter-devam { padding: 22px; border-radius: 15px; margin-bottom: 30px; }
  .oon-atlas .oon-defter-devam strong { font-size: 19px; }
  .oon-atlas .oon-defter-devam small { font-size: 15px; line-height: 1.7; }
  .oon-atlas-guide { background: #fff; border: 1px solid var(--atlas-line); border-radius: 18px; padding: 24px; }
  .oon-atlas .oon-atlas-guide h2 { font-size: 24px; margin: 0 0 23px; }
  .oon-atlas-guide ol { list-style: none; padding: 0; margin: 0; }
  .oon-atlas-guide li { display: flex; gap: 12px; padding: 18px 0; border-top: 1px solid var(--atlas-line); }
  .oon-atlas-guide li > b { font-size: 14px; color: var(--atlas-teal); margin-top: 2px; }
  .oon-atlas-guide li strong { font-size: 16px; }
  .oon-atlas-guide li p { font-size: 15px; margin: 7px 0 0; color: var(--atlas-muted); }
  .oon-atlas-tip { display: flex; align-items: flex-start; gap: 12px; background: #e6f0f2; padding: 21px; border-radius: 14px; margin-top: 22px; }
  .oon-atlas-tip p { margin: 0; font-size: 15px; }
  .oon-atlas-tip .oon-atlas-icon { color: var(--atlas-teal); margin-top: 3px; }
  .oon-atlas .oon-defter .oon-defter-ust { gap: 14px; margin-bottom: 24px; }
  .oon-atlas .oon-defter :is(.nm-back, .oon-defter-sekme a, .oon-defter-ok-btn, .oon-defter-gun-secici a) { font-size: 16px; min-height: 44px; padding: 10px 15px; line-height: 1.5; }
  /* Sidebar / mobile menu already hold these links; hide the old tab row (screen only). */
  .oon-atlas .oon-defter-sekme { display: none; }
  .oon-atlas .oon-defter-uyelik-not { font-size: 14px; }
  .oon-atlas .oon-defter-programadi { background: #fff; border-radius: 12px; padding: 16px 18px; gap: 8px 16px; margin-bottom: 25px; }
  .oon-atlas .oon-defter-programadi strong { font-size: 20px; }
  .oon-atlas .oon-defter-programadi span { font-size: 15px; }
  .oon-atlas .oon-defter-baslik { gap: 22px; margin-bottom: 20px; }
  .oon-atlas .oon-defter :is(.oon-defter-kimlik, .oon-defter-aralik, .oon-defter-ipucu, .oon-defter-belirli, .oon-defter-bugun) { font-size: 16px; line-height: 1.7; }
  .oon-atlas .oon-defter :is(.oon-defter-kimlik small, .oon-defter-belirli strong, .oon-defter-kaynak, .oon-fineprint, .oon-defter-imza small) { font-size: 14px; line-height: 1.7; }
  .oon-atlas .oon-defter-kimlik { background: #fff; padding: 17px; max-width: 100%; }
  .oon-atlas .oon-defter-hafta { gap: 10px; margin: 24px 0; }
  .oon-atlas .oon-defter-hafta select { min-height: 48px; font: inherit; font-size: 16px; min-width: 0; max-width: 100%; padding: 12px; }
  .oon-atlas .oon-defter-tablo-kaydir { border: 1px solid var(--atlas-line); border-radius: 15px; margin: 18px 0; background: linear-gradient(90deg, #fff 30%, #fff0) 0 0 / 40px 100% no-repeat local, linear-gradient(270deg, #fff 30%, #fff0) 100% 0 / 40px 100% no-repeat local, linear-gradient(90deg, #15334955, #15334900) 0 0 / 24px 100% no-repeat scroll, linear-gradient(270deg, #15334955, #15334900) 100% 0 / 24px 100% no-repeat scroll, #fff; }
  .oon-atlas .oon-defter-cizelge { min-width: 1120px; }
  .oon-atlas .oon-defter-cizelge :is(th, td) { padding: 15px 12px; border-color: var(--atlas-line); }
  .oon-atlas .oon-defter-hucre { font-size: 16px; line-height: 1.75; }
  .oon-atlas .oon-defter-ders { font-size: 14px; letter-spacing: .025em; margin-bottom: 11px; }
  .oon-atlas .oon-defter :is(.oon-defter-gun, .oon-defter-gunluk thead th, .oon-defter-takvim thead th, .oon-defter-tatil-etiket, .oon-defter-cizelge thead small) { font-size: 14px; line-height: 1.6; }
  .oon-atlas .oon-defter :is(.oon-defter-duzen__ad, .oon-defter-duzen small, .oon-defter-saat span, .oon-defter-ders-bas span, .oon-defter-gun-bas small, .oon-defter-sayfa-bas small) { font-size: 14px; line-height: 1.6; }
  .oon-atlas .oon-defter .oon-defter-kopyala { font-family: inherit; font-size: 14px; padding: 8px 12px; min-height: 40px; border-radius: 8px; margin-top: 12px; }
  .oon-atlas .oon-defter :is(.oon-defter-gunluk, .oon-defter-takvim) { font-size: 16px; line-height: 1.75; }
  .oon-atlas .oon-defter :is(.oon-defter-gunluk td, .oon-defter-gunluk th, .oon-defter-takvim td, .oon-defter-takvim th) { padding: 16px; }
  .oon-atlas .oon-defter-form { padding: 26px; background: #fff; border: 1px solid var(--atlas-line); border-radius: 18px; margin-top: 26px; }
  .oon-atlas .oon-defter-form__grid { gap: 23px; margin-bottom: 25px; }
  .oon-atlas .oon-defter-form label { font-size: 16px; gap: 9px; }
  .oon-atlas .oon-defter-form :is(input, select) { min-height: 48px; font-family: inherit; font-size: 16px; padding: 12px; border-radius: 10px; }
  .oon-atlas .oon-defter-form small { font-size: 14px; font-weight: 400; line-height: 1.7; }
  .oon-atlas .oon-defter :is(.oon-defter-program, .oon-defter-uyum table, .oon-defter-subeler) { font-size: 16px; }
  .oon-atlas .oon-defter :is(.oon-defter-program th, .oon-defter-uyum th, .oon-defter-subeler th) { font-size: 14px; }
  .oon-atlas .oon-defter-program select { min-width: 150px; }
  .oon-atlas .oon-defter :is(.oon-defter-deneme p, .oon-defter-haftalik__yazi span, .oon-defter-haftalik__btn, .oon-defter-duzen, .oon-defter-duzen a, .oon-dk__tab, .oon-dk__btn) { font-size: 15px; line-height: 1.7; }
  .oon-atlas .oon-defter :is(.oon-defter-deneme strong, .oon-defter-haftalik__yazi strong, .oon-defter-notlar p) { font-size: 16px; }
  .oon-atlas .oon-actions { gap: 12px; margin-top: 25px; }
  .oon-atlas .oon-defter-imza { margin-top: 32px; }
  .oon-atlas .oon-defter--yazdir .oon-defter-sayfa { max-width: 100%; overflow-x: auto; background: #fff; border: 1px solid var(--atlas-line); border-radius: 14px; padding: 20px; }
}

@media screen and (max-width: 1250px) {
  .oon-atlas-home-columns { grid-template-columns: minmax(0, 1fr); }
  .oon-atlas-home-aside { display: grid; grid-template-columns: 1.2fr 1fr; gap: 20px; }
  .oon-atlas-tip { align-self: start; margin-top: 0; }
  .oon-atlas .oon-defter { padding: 26px; }
}
@media screen and (max-width: 960px) {
  .oon-atlas { grid-template-columns: 1fr; }
  .oon-atlas-sidebar { display: none; }
  .oon-atlas-toolbar { padding: 18px 24px; }
  .oon-atlas-mobile-menu { display: block; position: relative; }
  .oon-atlas-mobile-menu summary { cursor: pointer; font-size: 16px; min-height: 44px; padding: 9px 14px; border: 1px solid var(--atlas-line); background: #fff; border-radius: 10px; }
  .oon-atlas-mobile-menu nav { position: absolute; right: 0; top: calc(100% + 10px); width: min(300px, 80vw); background: #fff; border: 1px solid var(--atlas-line); padding: 12px; border-radius: 15px; box-shadow: 0 12px 45px #15334925; z-index: 30; }
}
@media screen and (max-width: 650px) {
  body.oon-portal-page:has(.oon-atlas) .oon-main { padding-bottom: 130px; }
  body.oon-portal-page:has(.oon-atlas) .oon-main { padding-inline: 10px; }
  .oon-atlas { margin: 14px 0; border-radius: 18px; }
  .oon-atlas .oon-defter { padding: 22px 16px; }
  .oon-atlas-toolbar { padding: 12px 16px; font-size: 14px; }
  .oon-atlas-toolbar > span { max-width: 220px; }
  .oon-atlas-toolbar b { display: block; margin: 0; }
  .oon-atlas-intro { align-items: flex-start; flex-direction: column; gap: 18px; margin-bottom: 25px; }
  .oon-atlas .oon-defter h1 { font-size: 32px; line-height: 1.25; }
  .oon-atlas .oon-defter h2 { font-size: 25px; }
  .oon-atlas-hero { grid-template-columns: 1fr; border-radius: 18px; }
  .oon-atlas-hero-copy { padding: 26px 22px; }
  .oon-atlas .oon-atlas-hero h2 { font-size: 34px; }
  .oon-atlas-photo { min-height: 240px; }
  .oon-atlas-photo img { object-position: 45% 40%; }
  .oon-atlas-photo > span { font-size: 14px; left: 15px; right: 15px; bottom: 15px; padding: 10px; }
  .oon-atlas-metrics { grid-template-columns: 1fr; padding: 8px 20px; margin: 23px 0 28px; }
  .oon-atlas-metrics > div { padding: 17px 0; border-right: 0; border-bottom: 1px solid var(--atlas-line); }
  .oon-atlas-metrics strong { font-size: 23px; }
  .oon-atlas-home-columns { gap: 25px; }
  .oon-atlas .oon-defter-kartlar { grid-template-columns: 1fr; }
  .oon-atlas .oon-defter-kart { min-height: 230px; padding: 24px; }
  .oon-atlas .oon-defter-kart strong { font-size: 23px; }
  .oon-atlas-home-aside { display: block; }
  .oon-atlas-tip { margin-top: 20px; }
  .oon-atlas .oon-defter-devam { padding: 18px; gap: 12px; }
  .oon-atlas .oon-defter-devam strong { font-size: 18px; }
  .oon-atlas .oon-defter-devam__ikon { flex-shrink: 0; }
  .oon-atlas .oon-defter-hafta select { flex-basis: 100%; order: -1; }
  .oon-atlas .oon-defter-form { padding: 22px 16px; }
  .oon-atlas .oon-defter-uyum { overflow-x: auto; max-width: 100%; padding-inline: 14px; }
  .oon-atlas .oon-defter-uyum table { width: 100%; }
  .oon-atlas .oon-defter-form__grid { grid-template-columns: 1fr; }
  .oon-atlas .oon-defter-gun-secici { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; }
  .oon-atlas .oon-defter-gun-secici a { border-radius: 10px; text-align: center; }
  .oon-atlas .oon-defter-gunluk { min-width: 0; }
  .oon-atlas .oon-defter-gunluk thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
  .oon-atlas .oon-defter-gunluk tbody { display: block; }
  .oon-atlas .oon-defter-gunluk tbody tr { display: block; padding: 20px 16px; border-bottom: 1px solid var(--atlas-line); }
  .oon-atlas .oon-defter-gunluk tbody th { display: block; width: auto; padding: 10px 14px; background: #e8f3ee; border: 0; color: var(--atlas-teal); border-radius: 8px; margin-bottom: 15px; font-size: 18px; }
  .oon-atlas .oon-defter-gunluk tbody td { display: block; padding: 9px 0; border: 0; white-space: normal; }
  .oon-atlas .oon-defter-gunluk td[data-label]::before { content: attr(data-label); display: block; font-size: 14px; color: var(--atlas-muted); margin-bottom: 6px; font-weight: 700; }
  .oon-atlas .oon-defter .oon-actions .nm-btn { width: 100%; }
}
@media screen and (prefers-reduced-motion: reduce) {
  .oon-atlas * { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}
@media print {
  .oon-atlas, .oon-atlas-main { display: block !important; margin: 0 !important; padding: 0 !important; border: 0 !important; background: #fff !important; }
  .oon-atlas-sidebar, .oon-atlas-toolbar, .oon-atlas-home-aside, .oon-atlas-filters { display: none !important; }
}