:root{
  --blue-900:#062858;
  --blue-850:#07356f;
  --blue-800:#0b478d;
  --blue-700:#1268d8;
  --ink:#0b1730;
  --muted:#5f6f86;
  --line:#d6e0ee;
  --surface:#ffffff;
  --surface-2:#f4f8fc;
  --shadow:0 10px 28px rgba(18,53,92,.14);
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--ink);
  background:linear-gradient(#fff 0,#f6f9fd 100%);
  font-family:"Segoe UI",Arial,Helvetica,sans-serif;
  line-height:1.45;
}
a{color:inherit;text-decoration:none}
a:focus-visible{outline:3px solid #6fb6ff;outline-offset:4px}
.site-header{
  color:#fff;
  background:
    radial-gradient(circle at 78% 18%,rgba(65,159,255,.22),transparent 26%),
    linear-gradient(115deg,#061d49 0%,#0b3d83 55%,#0f66bd 100%);
  border-bottom:1px solid rgba(255,255,255,.2);
}
.header-inner{
  max-width:var(--max);
  margin:auto;
  padding:28px 34px 22px;
}
.site-title{
  margin:0;
  font-size:2rem;
  font-weight:800;
  letter-spacing:.045em;
}
.nav-bar{
  background:linear-gradient(90deg,#031a3d,#06295b 65%,#08224a);
  box-shadow:0 4px 14px rgba(5,34,74,.18);
}
.nav-inner{
  max-width:var(--max);
  margin:auto;
  padding:0 28px;
}
.nav-toggle{
  display:none;
  margin:10px 0 10px auto;
  width:44px;height:42px;
  border:1px solid rgba(255,255,255,.45);
  border-radius:9px;
  background:transparent;
  color:#fff;
  font-size:1.35rem;
  cursor:pointer;
}
.main-nav{
  display:flex;
  justify-content:center;
  gap:12px;
}
.main-nav a{
  color:#fff;
  font-weight:650;
  padding:17px 23px 15px;
  border-bottom:3px solid transparent;
  transition:.18s ease;
}
.main-nav a:hover,
.main-nav a[aria-current="page"]{
  text-decoration:none;
  background:rgba(255,255,255,.07);
  border-bottom-color:#2b98ff;
}
.main{
  max-width:var(--max);
  margin:auto;
  padding:34px 28px 42px;
}
.cards{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.topic-card{
  position:relative;
  min-height:455px;
  overflow:hidden;
  border-radius:23px;
  color:#fff;
  background-image:
    linear-gradient(180deg,rgba(3,14,37,.08),rgba(3,13,32,.64)),
    url("img/cosmos.jpg");
  background-size:2100px 800px;
  border:1px solid rgba(255,255,255,.2);
  box-shadow:var(--shadow);
  transition:transform .18s ease,box-shadow .18s ease;
}
.topic-card:nth-child(1){background-position:left center}
.topic-card:nth-child(2){background-position:center center}
.topic-card:nth-child(3){background-position:right center}
.topic-card:hover{
  transform:translateY(-4px);
  box-shadow:0 14px 34px rgba(8,39,83,.24);
  text-decoration:none;
}
.card-inner{
  min-height:455px;
  padding:28px 30px 25px;
  display:flex;
  flex-direction:column;
  background:linear-gradient(180deg,rgba(1,12,34,.13),rgba(2,11,26,.50));
}
.card-icon{
  display:grid;
  place-items:center;
  width:64px;height:64px;
  border-radius:50%;
  margin-bottom:18px;
  background:rgba(13,88,190,.70);
  border:1px solid rgba(130,194,255,.75);
  box-shadow:0 0 18px rgba(40,143,255,.35);
}
.card-icon svg{width:34px;height:34px;stroke:#fff;fill:none;stroke-width:1.8}
.topic-card h2{
  margin:0;
  font-size:1.52rem;
  letter-spacing:.02em;
}
.card-rule{
  width:56px;height:3px;border-radius:2px;
  margin:12px 0 17px;
  background:#1684f5;
}
.topic-card ul{
  list-style:none;
  padding:0;
  margin:0;
  font-size:1rem;
}
.topic-card li{
  position:relative;
  padding:4px 0 4px 20px;
  text-shadow:0 1px 2px rgba(0,0,0,.55);
}
.topic-card li::before{
  content:"›";
  position:absolute;left:0;top:2px;
  color:#5bb2ff;font-size:1.3rem;font-weight:700;
}
.card-action{
  margin-top:auto;
  display:flex;
  justify-content:center;
  align-items:center;
  gap:12px;
  padding:11px 14px;
  border:2px solid #1684f5;
  border-radius:999px;
  background:rgba(4,24,57,.55);
  font-weight:650;
}
.links-section{
  margin-top:34px;
  background:rgba(255,255,255,.9);
  border:1px solid var(--line);
  border-radius:20px;
  box-shadow:0 8px 24px rgba(26,63,102,.10);
  padding:0 22px 22px;
}
.links-title{
  width:max-content;
  margin:-16px auto 12px;
  padding:0 24px;
  background:#f8fbff;
  color:#0a4a9f;
  font-size:1.05rem;
  font-weight:800;
  letter-spacing:.08em;
}
.link-row{
  display:grid;
  grid-template-columns:repeat(5,1fr);
  align-items:stretch;
}
.link-item{
  min-height:76px;
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  padding:10px 14px;
  border-right:1px solid #d9e2ee;
  font-weight:600;
}
.link-item:last-child{border-right:0}
.link-item.active:hover{
  color:#0b61c8;
  text-decoration:none;
}
.link-item small{
  display:block;
  margin-top:3px;
  color:var(--muted);
  font-weight:400;
}
.site-footer{
  color:#dce8f6;
  background:#061d42;
  border-top:3px solid #0e69d7;
}
.footer-inner{
  max-width:var(--max);
  margin:auto;
  padding:22px 28px;
  display:flex;
  justify-content:center;
  gap:28px;
  flex-wrap:wrap;
  font-size:.9rem;
}
.footer-inner a{color:#fff}

.footer-credit{
  flex-basis:100%;
  text-align:center;
  color:#a9bdd4;
  font-size:.82rem;
}
.content-page{
  min-height:55vh;
}
.content-box{
  margin-top:6px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:18px;
  box-shadow:var(--shadow);
  padding:32px;
}
.content-box h1{margin-top:0;color:#0a438c}
@media(max-width:850px){
  .nav-inner{padding:0 18px}
  .nav-toggle{display:block}
  .main-nav{display:none;flex-direction:column;gap:0;padding:0 0 12px}
  .main-nav.open{display:flex}
  .main-nav a{padding:12px 10px;border-bottom:1px solid rgba(255,255,255,.12)}
  .cards{grid-template-columns:1fr}
  .topic-card,.card-inner{min-height:355px}
  .topic-card{background-size:1500px auto}
  .topic-card:nth-child(1){background-position:left center}
  .topic-card:nth-child(2){background-position:center center}
  .topic-card:nth-child(3){background-position:right center}
  .link-row{grid-template-columns:1fr 1fr}
  .link-item{border-right:0;border-bottom:1px solid #d9e2ee}
  .link-item:last-child{border-bottom:0}
}
@media(max-width:520px){
  .header-inner{padding:23px 20px 17px}
  .site-title{font-size:1.65rem}
  .main{padding:24px 16px 34px}
  .card-inner{padding:24px}
  .link-row{grid-template-columns:1fr}
}


/* ===== KEZDŐLAP – BEMUTATKOZÓ BLOKK ===== */
.welcome-section{
  margin-top:34px;
  overflow:hidden;
  color:#fff;
  background:
    radial-gradient(circle at 88% 112%, rgba(20,112,230,.38), transparent 24%),
    linear-gradient(118deg,#03142f 0%,#061e44 58%,#03152f 100%);
  border:1px solid rgba(75,145,230,.28);
  border-radius:22px;
  box-shadow:0 10px 28px rgba(9,35,70,.18);
}

.welcome-main{
  display:grid;
  grid-template-columns:240px 1fr;
  gap:34px;
  align-items:center;
  padding:34px 38px 28px;
}

.welcome-image{
  width:210px;
  aspect-ratio:1;
  justify-self:center;
  border-radius:50%;
  background:
    linear-gradient(rgba(4,18,46,.10),rgba(4,18,46,.18)),
    url("img/cosmos.jpg");
  background-size:1150px auto;
  background-position:17% center;
  border:2px solid #1684f5;
  box-shadow:
    0 0 0 8px rgba(22,132,245,.06),
    0 8px 26px rgba(0,0,0,.30);
}

.welcome-copy h2{
  margin:0;
  font-size:1.48rem;
  letter-spacing:.025em;
}

.welcome-rule{
  width:58px;
  height:3px;
  margin:12px 0 18px;
  border-radius:999px;
  background:#1684f5;
}

.welcome-copy p{
  max-width:620px;
  margin:0 0 22px;
  color:#eaf2ff;
  font-size:1.02rem;
  line-height:1.65;
}

.welcome-button{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:26px;
  min-width:215px;
  padding:11px 18px;
  border:2px solid #1684f5;
  border-radius:999px;
  background:rgba(4,24,57,.55);
  color:#fff;
  font-weight:650;
  transition:background .18s ease, transform .18s ease;
}

.welcome-button:hover{
  text-decoration:none;
  background:rgba(17,95,190,.35);
  transform:translateY(-1px);
}

.welcome-quote{
  min-height:92px;
  display:flex;
  align-items:center;
  gap:18px;
  padding:18px 38px 20px;
  border-top:1px solid rgba(99,169,255,.34);
  background:
    radial-gradient(circle at 97% 100%, rgba(38,124,236,.28), transparent 19%),
    rgba(0,10,30,.22);
}

.quote-mark{
  flex:0 0 auto;
  color:#1684f5;
  font-family:Georgia,"Times New Roman",serif;
  font-size:4.4rem;
  font-weight:700;
  line-height:.7;
  transform:translateY(7px);
}

.welcome-quote p{
  margin:0;
  color:#f2f7ff;
  font-size:1rem;
  font-style:italic;
  font-weight:600;
  letter-spacing:.01em;
}

@media(max-width:850px){
  .welcome-main{
    grid-template-columns:170px 1fr;
    gap:24px;
    padding:28px 26px 24px;
  }

  .welcome-image{
    width:150px;
  }
}

@media(max-width:620px){
  .welcome-main{
    grid-template-columns:1fr;
    text-align:center;
    padding:28px 22px 24px;
  }

  .welcome-image{
    width:165px;
  }

  .welcome-rule{
    margin-left:auto;
    margin-right:auto;
  }

  .welcome-copy p{
    margin-left:auto;
    margin-right:auto;
  }

  .welcome-quote{
    justify-content:center;
    padding:20px 22px;
  }

  .welcome-quote p{
    text-align:left;
  }
}


/* ===== RÓLAM OLDAL ===== */
.about-page{
  background:
    radial-gradient(circle at 82% 25%,rgba(17,103,210,.16),transparent 31%),
    linear-gradient(135deg,#020d20 0%,#061a38 55%,#031126 100%);
  color:#edf5ff;
  min-height:70vh;
  border-bottom:1px solid #147ce5;
}
.about-hero{
  max-width:1180px;
  margin:0 auto;
  display:grid;
  grid-template-columns:minmax(0,1.2fr) minmax(330px,.8fr);
  gap:44px;
  padding:44px 34px 50px;
  align-items:start;
}
.about-text h1{
  margin:0;
  font-family:Georgia,"Times New Roman",serif;
  font-size:3rem;
  font-weight:500;
  letter-spacing:.01em;
}
.about-rule{
  width:190px;
  height:2px;
  margin:12px 0 24px;
  background:linear-gradient(90deg,#1684f5,#d4a340,transparent);
}
.about-text p{
  margin:0 0 18px;
  color:#e1eaf6;
  font-family:Georgia,"Times New Roman",serif;
  font-size:1.02rem;
  line-height:1.67;
}
.about-text strong{
  color:#70baff;
  font-weight:600;
}
.about-visual{
  position:sticky;
  top:24px;
  overflow:hidden;
  border:1px solid rgba(94,167,255,.35);
  border-radius:24px;
  background:#04152e;
  box-shadow:0 18px 42px rgba(0,0,0,.32);
}
.about-visual-image{
  min-height:650px;
  background:
    linear-gradient(180deg,rgba(2,13,31,.05),rgba(2,13,31,.34)),
    url("img/rolam-tech.jpg") center/cover no-repeat;
}
.about-visual-caption{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  padding:18px;
  border-top:1px solid rgba(94,167,255,.3);
}
.about-visual-caption span{
  padding:6px 10px;
  border:1px solid rgba(73,157,255,.42);
  border-radius:999px;
  color:#a9d4ff;
  background:rgba(9,67,135,.28);
  font-size:.72rem;
  letter-spacing:.05em;
}
@media(max-width:850px){
  .about-hero{
    grid-template-columns:1fr;
    padding:30px 20px 38px;
  }
  .about-visual{
    position:static;
    order:-1;
  }
  .about-visual-image{
    min-height:360px;
    background-position:center 40%;
  }
  .about-text h1{font-size:2.35rem}
}
@media(max-width:520px){
  .about-hero{gap:26px}
  .about-visual-image{min-height:280px}
  .about-text p{font-size:.98rem;line-height:1.6}
}


/* ===== V4 – TÉMAOLDALAK ÉS ALMENÜK ===== */
.topic-page{
  min-height:68vh;
  background:
    radial-gradient(circle at 85% 10%,rgba(25,111,225,.10),transparent 28%),
    linear-gradient(#f8fbff,#eef4fb);
}
.topic-shell{
  max-width:1180px;
  margin:0 auto;
  padding:38px 28px 48px;
}
.topic-heading{
  margin-bottom:18px;
}
.topic-heading h1{
  margin:0 0 8px;
  color:#0a438c;
  font-size:2.1rem;
}
.topic-heading p{
  margin:0;
  color:#65758d;
}
.topic-subnav{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin:22px 0 30px;
  padding:12px;
  border:1px solid #d8e3f0;
  border-radius:16px;
  background:#fff;
  box-shadow:0 6px 18px rgba(25,60,100,.08);
}
.topic-subnav a{
  padding:9px 13px;
  border-radius:999px;
  color:#0a438c;
  font-size:.92rem;
  font-weight:650;
}
.topic-subnav a:hover,
.topic-subnav a[aria-current="page"]{
  color:#fff;
  background:#0f63c8;
  text-decoration:none;
}
.section-card-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:20px;
}
.section-card{
  display:block;
  min-height:170px;
  padding:24px;
  border:1px solid #d8e3f0;
  border-radius:20px;
  background:
    radial-gradient(circle at 90% 0%,rgba(42,127,235,.11),transparent 34%),
    #fff;
  box-shadow:0 8px 22px rgba(25,60,100,.08);
  transition:transform .16s ease,box-shadow .16s ease;
}
.section-card:hover{
  transform:translateY(-3px);
  box-shadow:0 12px 28px rgba(25,60,100,.13);
  text-decoration:none;
}
.section-card h2{
  margin:0 0 9px;
  color:#0a438c;
  font-size:1.25rem;
}
.section-card p{
  margin:0 0 18px;
  color:#53657d;
}
.section-card span{
  color:#0f63c8;
  font-weight:700;
}
.topic-content-box{
  min-height:360px;
  padding:30px;
  border:1px solid #d8e3f0;
  border-radius:20px;
  background:#fff;
  box-shadow:0 8px 22px rgba(25,60,100,.08);
}
.topic-content-box h2{
  margin-top:0;
  color:#0a438c;
}
@media(max-width:700px){
  .section-card-grid{grid-template-columns:1fr}
  .topic-shell{padding:28px 16px 38px}
  .topic-subnav{display:grid;grid-template-columns:1fr}
  .topic-subnav a{border-radius:10px}
}

/* ===== DÁTUM ÉS NÉVNAP SÁV ===== */
.daily-info-bar{
  border-bottom:1px solid #d6e2ef;
  background:linear-gradient(90deg,#f7fbff,#edf5fd,#f7fbff);
  color:#53657d;
}
.daily-info-inner{
  max-width:1180px;
  margin:0 auto;
  padding:8px 28px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  font-size:.9rem;
}
.daily-date::first-letter{text-transform:uppercase}
.daily-dot{color:#0f63c8;font-weight:800}
.daily-nameday strong{color:#0a438c}

/* ===== EGYSÉGES TANANYAGKÁRTYA ===== */
.lesson-card{
  margin:24px 0;
  overflow:hidden;
  border:1px solid #d8e3f0;
  border-radius:18px;
  background:#fff;
  box-shadow:0 10px 28px rgba(25,60,100,.10);
}
.lesson-card-header{
  padding:24px 26px;
  background:linear-gradient(135deg,#f2f8ff,#e8f2ff);
  border-bottom:1px solid #d8e3f0;
}
.lesson-card-kicker{
  margin:0 0 7px;
  color:#0f63c8;
  font-size:.78rem;
  font-weight:800;
  letter-spacing:.08em;
  text-transform:uppercase;
}
.lesson-card h3{
  margin:0 0 10px;
  color:#0a438c;
  font-size:1.35rem;
}
.lesson-card p{margin:0 0 15px;color:#53657d;line-height:1.6}
.lesson-download{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:11px 17px;
  border-radius:9px;
  background:#0f63c8;
  color:#fff !important;
  font-weight:750;
  text-decoration:none !important;
  box-shadow:0 4px 12px rgba(15,99,200,.20);
  transition:transform .15s ease,background .15s ease,box-shadow .15s ease;
}
.lesson-download:hover{
  transform:translateY(-1px);
  background:#0a4f9f;
  box-shadow:0 6px 16px rgba(15,99,200,.26);
}
.lesson-card-image{padding:22px 24px 10px}
.lesson-card-image img{
  display:block;
  width:100%;
  height:auto;
  border:1px solid #d8e3f0;
  border-radius:12px;
}
.lesson-caption{
  padding:0 24px 20px;
  color:#718096;
  font-size:.9rem;
  text-align:center;
}
@media(max-width:700px){
  .daily-info-inner{padding:7px 14px;gap:5px;flex-wrap:wrap;font-size:.82rem}
  .daily-dot{display:none}
  .daily-date,.daily-nameday{width:100%;text-align:center}
  .lesson-card-header{padding:20px}
  .lesson-card-image{padding:18px 18px 8px}
  .lesson-caption{padding:0 18px 18px}
}

/* ===== KOMPAKT TANANYAGLISTA ===== */
.lesson-list{
  margin:28px 0;
}

.lesson-list-title{
  margin:0 0 14px;
  color:#0a438c;
  font-size:1.25rem;
}

.lesson-list-item{
  display:grid;
  grid-template-columns:72px minmax(0,1fr) auto;
  gap:18px;
  align-items:center;
  margin:0 0 12px;
  padding:16px 18px;
  border:1px solid #d8e3f0;
  border-radius:14px;
  background:#fff;
  box-shadow:0 5px 16px rgba(25,60,100,.07);
  transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease;
}

.lesson-list-item:hover{
  transform:translateY(-1px);
  border-color:#b8cee8;
  box-shadow:0 8px 20px rgba(25,60,100,.11);
}

.lesson-list-number{
  display:flex;
  align-items:center;
  justify-content:center;
  width:56px;
  height:56px;
  border-radius:12px;
  background:linear-gradient(135deg,#eef6ff,#dcecff);
  color:#0f63c8;
  font-size:1.15rem;
  font-weight:800;
}

.lesson-list-content h3{
  margin:0 0 5px;
  color:#0a438c;
  font-size:1.05rem;
}

.lesson-list-content p{
  margin:0;
  color:#61728a;
  font-size:.92rem;
  line-height:1.45;
}

.lesson-list-meta{
  display:flex;
  align-items:center;
  justify-content:flex-end;
  gap:8px;
  flex-wrap:wrap;
}

.lesson-grade{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:34px;
  padding:6px 10px;
  border:1px solid #cfe0f2;
  border-radius:999px;
  background:#f5f9fe;
  color:#46627f;
  font-size:.78rem;
  font-weight:750;
  white-space:nowrap;
}

.lesson-list-link{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:36px;
  padding:7px 12px;
  border-radius:9px;
  background:#0f63c8;
  color:#fff !important;
  font-size:.8rem;
  font-weight:800;
  text-decoration:none !important;
  box-shadow:0 3px 9px rgba(15,99,200,.18);
  transition:background .15s ease,transform .15s ease;
}

.lesson-list-link:hover{
  background:#0a4f9f;
  transform:translateY(-1px);
}

.lesson-thumb-link{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:36px;
  padding:7px 10px;
  border:1px solid #cfe0f2;
  border-radius:9px;
  background:#f7fbff;
  color:#0a438c !important;
  font-size:.8rem;
  font-weight:750;
  text-decoration:none !important;
}

.lesson-thumb-link:hover{
  background:#eef6ff;
}

@media(max-width:700px){
  .lesson-list-item{
    grid-template-columns:54px minmax(0,1fr);
    gap:12px;
    padding:14px;
  }

  .lesson-list-number{
    width:48px;
    height:48px;
    font-size:1rem;
  }

  .lesson-list-meta{
    grid-column:1 / -1;
    justify-content:flex-start;
    padding-left:66px;
  }
}

@media(max-width:460px){
  .lesson-list-item{
    grid-template-columns:1fr;
  }

  .lesson-list-number{
    width:44px;
    height:44px;
  }

  .lesson-list-meta{
    grid-column:auto;
    padding-left:0;
  }
}