/* osnovna podešavanja */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: system-ui, -apple-system, sans-serif;
    background: var(--pozadina);
    color: var(--tekst-glavni);
}

/* layout */
.raspored {
    display: flex;
    height: 100vh;
    overflow: hidden;
}

/* bez tranzicije pri inicijalnom učitavanju skupljenog sidebara */
.sidebar-init-skupljen .sidebar {
    width: 60px;
    overflow: hidden;
    transition: none;
}
.sidebar-init-skupljen .sidebar .logo-zona {
    opacity: 0;
    width: 0;
    pointer-events: none;
    transition: none;
}
.sidebar-init-skupljen .sidebar .nav-oznaka,
.sidebar-init-skupljen .sidebar .nav-stavka span {
    opacity: 0;
    pointer-events: none;
    transition: none;
}

/* sidebar */
.sidebar {
    width: 220px;
    background: var(--sidebar-pozadina);
    display: flex;
    flex-direction: column;
    transition: width 0.28s cubic-bezier(.4,0,.2,1);
    overflow: hidden;
    flex-shrink: 0;
}

.sidebar.skupljen {
    width: 60px;
    overflow: hidden;
}

/* vrh sidebara — logo zona */
.sidebar-vrh {
    display: flex;
    align-items: center;
    height: 72px;
    padding: 0 12px;
    gap: 10px;
    border-bottom: 0.5px solid var(--ivica);
    flex-shrink: 0;
}

/* hamburger dugme */
.hamburger {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--tekst-jak);
    padding: 6px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
    flex-shrink: 0;
}

.hamburger:hover {
    background: var(--pozadina-hover);
}

/* logo zona */
.logo-zona {
    display: flex;
    align-items: center;
    gap: 10px;
    overflow: hidden;
    opacity: 1;
    transition: opacity 0.28s, width 0.28s;
    width: 160px;
}

.sidebar.skupljen .logo-zona {
    opacity: 0;
    width: 0;
    pointer-events: none;
}

.logo-naziv {
    color: var(--tekst-jak);
    font-weight: 500;
    font-size: 15px;
    white-space: nowrap;
}

.logo-podnazlov {
    color: var(--tekst-sporedni);
    font-size: 11px;
    white-space: nowrap;
}

/* navigacija */
.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 8px 0;
    scrollbar-width: none;
}

.sidebar-nav::-webkit-scrollbar {
    display: none;
}

.nav-oznaka {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--tekst-sporedni);
    padding: 12px 16px 4px;
    white-space: nowrap;
    opacity: 1;
    transition: opacity 0.28s;
}

.sidebar.skupljen .nav-oznaka {
    opacity: 0;
}

.nav-stavka {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 9px 16px;
    cursor: pointer;
    color: var(--tekst-sporedni);
    white-space: nowrap;
    position: relative;
    text-decoration: none;
    transition: background 0.2s, color 0.2s, transform 0.15s ease;
}

.nav-stavka:hover {
    background: var(--pozadina-hover);
    color: var(--tekst-jak);
}

.sidebar:not(.skupljen) .nav-stavka:hover {
    transform: scale(1.03);
}

.sidebar.skupljen .nav-stavka:hover svg {
    transform: scale(1.15);
}

.nav-stavka.aktivan {
    background: var(--sb-aktivan);
    color: var(--tekst-jak);
}

.nav-stavka.aktivan::before {
    content: '';
    position: absolute;
    left: 0;
    top: 4px;
    bottom: 4px;
    width: 3px;
    background: var(--sb-akcent);
    border-radius: 0 3px 3px 0;
}

.nav-stavka svg {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    transition: transform 0.15s ease;
}

.nav-stavka span {
    font-size: 14px;
    opacity: 1;
    transition: opacity 0.28s;
}

.sidebar.skupljen .nav-stavka span {
    opacity: 0;
    pointer-events: none;
}

/* accordion podmeni u sidebaru */
.nav-podmeni {
    overflow: hidden;
}
/* u skupljenom modu alpine x-show kontroliše vidljivost — ne skrivamo display:none */
.nav-podstavka {
    padding-left: 48px !important;
}
.nav-podstavka span {
    font-size: 13px !important;
}
/* u skupljenom modu reset uvlačenja — ikonica se prikazuje na istoj poziciji */
.sidebar.skupljen .nav-podstavka {
    padding-left: 16px !important;
}
/* strelica za accordion — sakriva se zajedno sa tekstom u skupljenom modu */
.nav-strelica {
    margin-left: auto;
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.nav-separator {
    height: 0.5px;
    background: var(--ivica);
    margin: 8px 12px;
}

/* tooltip kada je sidebar skupljen */
.nav-tooltip {
    position: absolute;
    left: 68px;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0,0,0,0.85);
    color: #fff;
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 6px;
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.15s;
    z-index: 100;
}

.sidebar:not(.skupljen) .nav-tooltip {
    display: none;
}

.nav-stavka:hover .nav-tooltip {
    opacity: 1;
}

/* dno sidebara */
.sidebar-dno {
    padding: 8px 0;
    border-top: 0.5px solid var(--ivica);
}

/* glavni sadržaj */
.glavni-sadrzaj {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* topbar */
.topbar {
    height: 56px;
    background: var(--kartica);
    border-bottom: 0.5px solid var(--ivica);
    display: flex;
    align-items: center;
    padding: 0 20px;
    gap: 12px;
    flex-shrink: 0;
}

.topbar-naslov {
    font-weight: 500;
    font-size: 15px;
    color: var(--tekst-glavni);
    flex: 1;
}

/* sadržaj stranice */
.sadrzaj {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
}

/* kartice */
.kartica {
    background: var(--kartica);
    border: 0.5px solid var(--ivica);
    border-radius: 12px;
    padding: 16px;
    box-shadow: var(--senka);
    transition: transform 0.25s cubic-bezier(.4,0,.2,1), box-shadow 0.25s;
}

.kartica:hover {
    transform: translateY(-4px);
    box-shadow: var(--senka);
}

/* primarna dugmad — rade na svim temama */
.btn-primarno {
    display: inline-flex;
    align-items: center;
    background: var(--sb-akcent);
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 8px 16px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    white-space: nowrap;
    transition: opacity 0.2s;
}
.btn-primarno:hover { opacity: 0.85; }

/* mala primarna dugmad u tabelama */
.btn-primarno-malo {
    display: inline-flex;
    align-items: center;
    background: var(--sb-akcent);
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 500;
    text-decoration: none;
    transition: opacity 0.2s;
}
.btn-primarno-malo:hover { opacity: 0.85; }

/* sekundarno dugme (Odustani) */
.btn-sekundarno {
    display: inline-flex;
    align-items: center;
    background: transparent;
    color: var(--tekst-sporedni);
    border: 0.5px solid var(--ivica);
    border-radius: 8px;
    padding: 9px 20px;
    font-size: 14px;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.2s, color 0.2s;
}
.btn-sekundarno:hover { background: var(--pozadina); color: var(--tekst-glavni); }

/* crveno dugme za brisanje u tabelama */
.btn-obrisi-malo {
    display: inline-flex;
    align-items: center;
    background: #dc2626;
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    transition: opacity 0.2s;
}
.btn-obrisi-malo:hover { opacity: 0.8; }

/* nazad link na formama */
.nazad-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--tekst-sporedni);
    text-decoration: none;
    margin-bottom: 20px;
    transition: color 0.2s;
}
.nazad-link:hover { color: var(--tekst-glavni); }

/* hover na redovima tabela — zamena za inline onmouseover/onmouseout */
.red-tabele {
    border-bottom: 0.5px solid var(--ivica);
    transition: background 0.15s;
}
.red-tabele:hover { background: var(--pozadina); }

/* naslov sekcije unutar forme */
.sekcija-naslov {
    font-size: 12px;
    font-weight: 500;
    color: var(--tekst-sporedni);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 10px;
}

/* avatar krug korisnika u topbaru */
.avatar-korisnik {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--sb-akcent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 500;
    color: #fff;
    flex-shrink: 0;
}

/* input polja — konzistentna za sve teme */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="date"],
select {
    height: 38px;
    padding: 8px 12px;
    box-sizing: border-box;
    line-height: 1.5;
    background: var(--kartica) !important;
    color: var(--tekst-glavni) !important;
    border: 0.5px solid var(--ivica) !important;
    border-radius: 8px;
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s;
}

textarea {
    height: auto;
    min-height: 80px;
    padding: 8px 12px;
    box-sizing: border-box;
    line-height: 1.5;
    background: var(--kartica) !important;
    color: var(--tekst-glavni) !important;
    border: 0.5px solid var(--ivica) !important;
    border-radius: 8px;
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
input[type="number"]:focus,
input[type="date"]:focus,
textarea:focus,
select:focus {
    border-color: var(--sb-akcent) !important;
    outline: none;
}

select {
    width: 100%;
    min-width: 0;
}

/* poruka o uspehu — konzistentna za sve teme */
.poruka-uspeh {
    background: var(--poruka-uspeh-bg);
    border: 0.5px solid var(--poruka-uspeh-boja);
    border-radius: 10px;
    padding: 12px 16px;
    margin-bottom: 20px;
    font-size: 14px;
    color: var(--poruka-uspeh-boja);
}

.poruka-greska {
    background: rgba(207, 87, 87, 0.12);
    border: 0.5px solid var(--greska);
    border-radius: 10px;
    padding: 12px 16px;
    margin-bottom: 20px;
    font-size: 14px;
    color: var(--greska);
}

/* overlay za mobilni — tamni sloj iza sidebara */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 9;
}

.sidebar-overlay.aktivan {
    display: block;
}

/* mobilni ekrani */
@media (max-width: 768px) {
    /* sidebar — drawer ponašanje */
    .sidebar {
        position: fixed;
        left: 0;
        top: 0;
        height: 100vh;
        z-index: 10;
        transform: translateX(-100%);
        transition: transform 0.28s cubic-bezier(.4,0,.2,1);
        width: 220px !important;
    }
    .sidebar.otvoren { transform: translateX(0); }
    .sidebar.otvoren .logo-zona { opacity: 1; width: 160px; pointer-events: auto; }
    .sidebar.otvoren .nav-oznaka { opacity: 1; }
    .sidebar.otvoren .nav-stavka span { opacity: 1; pointer-events: auto; }
    .nav-tooltip { display: none !important; }
    .glavni-sadrzaj { width: 100%; }

    /* topbar hamburger */
    #hamburger-topbar { display: flex !important; color: var(--tekst-glavni); }
    #hamburger-topbar:hover { background: var(--pozadina); }

    /* teme */
    .topbar-teme { display: none; }
    .teme-grid { flex-direction: column !important; }

    /* forme */
    .forma-grid-2 { grid-template-columns: 1fr !important; }

    /* magacin traka */
    .magacin-traka { flex-direction: column; align-items: stretch; }
    .magacin-traka form { flex-direction: column; align-items: stretch; }
    .magacin-traka a { text-align: center; }
    .magacin-traka form input,
    .magacin-traka form select,
    .magacin-traka form button,
    .magacin-traka form label { width: 100%; justify-content: flex-start; }
}

/* tačkice za teme */
.tema-krug {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: inline-block;
    border: 2px solid transparent;
    transition: border-color 0.2s;
}

.tema-krug:hover {
    border-color: var(--tekst-sporedni);
}

.tema-krug-aktivan {
    border-color: var(--tekst-glavni) !important;
}

/* animacije */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20%       { transform: translateX(-6px); }
    40%       { transform: translateX(6px); }
    60%       { transform: translateX(-4px); }
    80%       { transform: translateX(4px); }
}

.animiraj {
    animation: fadeInUp 0.2s ease both;
}

/* gornja traka magacina — responsive */
.magacin-traka {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.magacin-traka form {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    min-width: 200px;
    flex-wrap: wrap;
}

/* flash toast — jednokratna poruka u gornjem desnom uglu */
@keyframes flashUlaz {
    from { opacity: 0; transform: translateX(20px); }
    to   { opacity: 1; transform: translateX(0); }
}
@keyframes flashIzlaz {
    from { opacity: 1; transform: translateX(0); }
    to   { opacity: 0; transform: translateX(20px); }
}

.flash-toast {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: 10px;
    font-size: 14px;
    max-width: 380px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.12);
    animation: flashUlaz 0.3s ease forwards;
}

.flash-toast.flash-izlaz {
    animation: flashIzlaz 0.35s ease forwards;
}

.flash-toast.flash-uspeh {
    background: #f0fdf4;
    color: #15803d;
    border: 0.5px solid #bbf7d0;
}

.flash-toast.flash-greska {
    background: #fef2f2;
    color: #dc2626;
    border: 0.5px solid #fecaca;
}

.flash-ikona {
    font-weight: 700;
    font-size: 15px;
    flex-shrink: 0;
}

.flash-tekst {
    flex: 1;
    line-height: 1.4;
}

.flash-zatvori {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 18px;
    line-height: 1;
    color: inherit;
    opacity: 0.6;
    padding: 0 0 0 4px;
    flex-shrink: 0;
}

.flash-zatvori:hover { opacity: 1; }

@media (max-width: 480px) {
    .flash-toast {
        top: auto;
        bottom: 20px;
        right: 12px;
        left: 12px;
        max-width: none;
    }
}

/* dropdown meni mora biti iznad svih stacking context-a koje glass efekt kreira */
#avatar-meni {
    z-index: 9999 !important;
    position: relative;
}