/* Vizuál podľa www.sjf.tuke.sk */

/* Písma sú uložené lokálne (@fontsource-variable, OFL-1.1) – žiadne externé požiadavky */
@font-face {
    font-family: "Inter";
    font-style: normal;
    font-display: swap;
    font-weight: 100 900;
    src: url(../fonts/inter-latin-ext-wght-normal.woff2) format("woff2");
    unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}
@font-face {
    font-family: "Inter";
    font-style: normal;
    font-display: swap;
    font-weight: 100 900;
    src: url(../fonts/inter-latin-wght-normal.woff2) format("woff2");
    unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
@font-face {
    font-family: "Onest";
    font-style: normal;
    font-display: swap;
    font-weight: 100 900;
    src: url(../fonts/onest-latin-ext-wght-normal.woff2) format("woff2");
    unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}
@font-face {
    font-family: "Onest";
    font-style: normal;
    font-display: swap;
    font-weight: 100 900;
    src: url(../fonts/onest-latin-wght-normal.woff2) format("woff2");
    unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}

:root {
    --modra: #044c99;
    --modra-tmava: #043871;
    --modra-svetla: #044c991a;
    --zlta: #eaaa00;
    --cierna: #111;
    --text: #111;
    --text-tlmeny: #5c6370;
    --karta: #eee;
    --karta-hover: #e0e0e0;
    --pozadie: #fff;
    --okraj: #d9d9d9;
    --cervena: #bf000f;
    --zelena: #00843d;
    --font-nadpis: "Onest", system-ui, sans-serif;
    --font-text: "Inter", system-ui, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: var(--font-text);
    font-size: 16px;
    line-height: 1.5;
    color: var(--text);
    background: var(--pozadie);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

h1, h2, h3 { font-family: var(--font-nadpis); line-height: 1.2; margin: 0; }

a { color: var(--modra); }

.obal {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 24px;
}

.tlmene { color: var(--text-tlmeny); font-weight: 400; }

/* ------------------------------------------------ hlavička */
.hlavicka { background: var(--modra); color: #fff; }

.hlavicka__riadok {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    min-height: 88px;
}

.logo img { display: block; height: 52px; width: auto; }

.hlavicka__admin { display: flex; align-items: center; gap: 12px; }
.hlavicka__admin form { margin: 0; }

.odznak {
    background: var(--zlta);
    color: var(--cierna);
    font-size: 13px;
    font-weight: 600;
    padding: 4px 10px;
}

/* ------------------------------------------------ úvod */
.uvod {
    background: var(--modra-tmava);
    color: #fff;
    padding: 40px 0 48px;
    border-bottom: 4px solid var(--zlta);
}

.uvod__riadok { display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.uvod__obsah { min-width: 0; }
.uvod__logo { flex: none; width: 170px; height: auto; margin: -16px 0 -24px; filter: drop-shadow(0 6px 18px #0006); }

.uvod h1 { font-size: clamp(32px, 5vw, 52px); font-weight: 700; }
.uvod__text { margin: 12px 0 0; max-width: 640px; color: #ffffffcc; font-size: 18px; }

.omrvinky { display: flex; gap: 8px; flex-wrap: wrap; font-size: 14px; margin-bottom: 20px; color: #ffffffb3; }
.omrvinky a { color: #fff; text-decoration: none; }
.omrvinky a:hover { text-decoration: underline; }

/* ------------------------------------------------ obsah */
.obsah { flex: 1; padding-top: 40px; padding-bottom: 64px; }

.nadpis-sekcie {
    font-size: 24px;
    margin-bottom: 20px;
    padding-left: 14px;
    border-left: 4px solid var(--modra);
}

.sprava { padding: 14px 18px; margin-bottom: 28px; border-left: 4px solid; font-weight: 500; }
.sprava--ok { background: #00843d14; border-color: var(--zelena); }
.sprava--chyba { background: #bf000f12; border-color: var(--cervena); }

/* Katedry – dlaždice v štýle kariet SjF */
.katedry {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.katedra {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 24px 56px 24px 24px;
    background: var(--karta);
    color: var(--text);
    text-decoration: none;
    border-bottom: 4px solid transparent;
    transition: background .15s, border-color .15s;
}
.katedra:hover { background: var(--karta-hover); border-bottom-color: var(--modra); }
.katedra--aktivna { background: var(--modra); color: #fff; border-bottom-color: var(--zlta); }
.katedra--aktivna:hover { background: var(--modra-tmava); border-bottom-color: var(--zlta); }

.katedra__skratka { font-family: var(--font-nadpis); font-size: 28px; font-weight: 700; color: var(--modra); }
.katedra--aktivna .katedra__skratka { color: #fff; }
.katedra__nazov { font-weight: 500; }
.katedra__pocet { font-size: 14px; opacity: .75; }
.katedra__sipka { position: absolute; right: 20px; top: 26px; width: 24px; transition: transform .15s; }
.katedra:hover .katedra__sipka { transform: translateX(4px); }
.katedra--aktivna .katedra__sipka { filter: brightness(0) invert(1); }

/* Zoznam publikácií */
.zoznam { margin-top: 48px; scroll-margin-top: 16px; }

.zoznam__hlavicka {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 16px;
    flex-wrap: wrap;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--cierna);
}
.zoznam__hlavicka h2 { font-size: 26px; }
.zoznam__hlavicka p { margin: 4px 0 0; }

.prazdne { padding: 40px 0; color: var(--text-tlmeny); }

.publikacie { list-style: none; margin: 0; padding: 0; }

.publikacia {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 20px;
    align-items: center;
    padding: 20px 0;
    border-bottom: 1px solid var(--okraj);
    scroll-margin-top: 16px;
}
.publikacia:target { background: var(--modra-svetla); }

.publikacia__qr {
    padding: 4px;
    background: #fff;
    border: 1px solid var(--okraj);
    cursor: zoom-in;
    line-height: 0;
}
.publikacia__qr canvas { width: 88px; height: 88px; }
.publikacia__qr:hover { border-color: var(--modra); }

.publikacia__info h3 { font-size: 19px; font-weight: 600; }
.publikacia__info h3 a { color: var(--text); text-decoration: none; }
.publikacia__info h3 a:hover { color: var(--modra); text-decoration: underline; }
.publikacia__autori { margin: 6px 0 0; font-weight: 500; color: #333; }
.publikacia__meta { margin: 4px 0 0; font-size: 14px; color: var(--text-tlmeny); }

.publikacia__akcie { display: flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
.publikacia__akcie form { margin: 0; }

/* ------------------------------------------------ tlačidlá */
.tlacidlo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 8px 20px;
    font: 600 15px/1 var(--font-text);
    border: 2px solid transparent;
    border-radius: 0;
    cursor: pointer;
    text-decoration: none;
    white-space: nowrap;
    transition: background .15s, color .15s, border-color .15s;
}
.tlacidlo--primarne { background: var(--modra); color: #fff; }
.tlacidlo--primarne:hover { background: var(--modra-tmava); }
.tlacidlo--obrys { background: #fff; color: var(--modra); border-color: var(--modra); }
.tlacidlo--obrys:hover { background: var(--modra); color: #fff; }
.tlacidlo--obrys-svetle { background: transparent; color: #fff; border-color: #fff; }
.tlacidlo--obrys-svetle:hover { background: #fff; color: var(--modra); }
.tlacidlo--nebezpecne { background: #fff; color: var(--cervena); border-color: var(--cervena); }
.tlacidlo--nebezpecne:hover { background: var(--cervena); color: #fff; }
.tlacidlo:disabled { opacity: .6; cursor: wait; }
.tlacidlo:focus-visible, .katedra:focus-visible, .publikacia__qr:focus-visible {
    outline: 3px solid var(--zlta);
    outline-offset: 2px;
}

/* ------------------------------------------------ dialógy */
.dialog {
    border: 0;
    border-top: 6px solid var(--modra);
    padding: 0;
    width: min(520px, calc(100vw - 32px));
    box-shadow: 0 20px 60px #0005;
}
.dialog::backdrop { background: #111b; }

.dialog__telo { padding: 28px; display: flex; flex-direction: column; gap: 16px; }
.dialog__telo h2 { font-size: 24px; }
.dialog__telo > p { margin: -8px 0 0; }

.dialog label { display: flex; flex-direction: column; gap: 6px; font-weight: 600; font-size: 15px; }
.dialog input[type=text], .dialog input[type=password], .dialog input[type=file] {
    font: 400 16px var(--font-text);
    padding: 10px 12px;
    border: 1px solid #999;
    border-radius: 0;
    background: #fff;
}
.dialog input:focus { outline: 2px solid var(--modra); outline-offset: 0; border-color: var(--modra); }
.dialog small { font-weight: 400; }

.dialog__tlacidla { display: flex; justify-content: flex-end; gap: 10px; margin-top: 8px; flex-wrap: wrap; }

.dialog__telo--qr { align-items: center; text-align: center; }
.dialog__telo--qr canvas { width: min(360px, 100%); height: auto; aspect-ratio: 1; }
.dialog__telo--qr .dialog__tlacidla { align-self: stretch; }
.qr-odkaz { margin: 0; font-size: 13px; word-break: break-all; }

/* ------------------------------------------------ pätička */
.paticka { background: var(--cierna); color: #fff; padding: 32px 0; font-size: 15px; }
.paticka__riadok { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.paticka__odkazy { display: flex; gap: 24px; }
.paticka a { color: #fff; }

/* ------------------------------------------------ mobil */
@media (max-width: 720px) {
    .uvod__logo { width: 96px; margin: 0; align-self: flex-start; }
    .obal { padding-left: 16px; padding-right: 16px; }
    .hlavicka__riadok { min-height: 68px; }
    .logo img { height: 36px; }
    .publikacia { grid-template-columns: auto 1fr; }
    .publikacia__qr canvas { width: 64px; height: 64px; }
    .publikacia__akcie { grid-column: 1 / -1; justify-content: flex-start; }
}