/* === RESET & OSNOVNO === */
* {margin:0;padding:0;box-sizing:border-box;}
html,body{
    height:100%; 
    margin:0;padding:0;
    font-family:'Poppins',sans-serif;
    background:linear-gradient(135deg,#0f0c29,#302b63,#24243e);
    color:#fff;
}

/* UKLONJENO: overflow:hidden sa body → sada možeš skrolovati! */
body{
    min-height:100vh;
    position:relative;
    padding:20px;
    display:flex;
    flex-direction:column;
    align-items:center;
}

/* === UGAONI LABELI – FIKSNI === */
.corner-label{
    position:fixed;
    font-size:.95rem;font-weight:600;
    background:rgba(0,0,0,.4);padding:10px 18px;
    border-radius:0 0 20px 0;backdrop-filter:blur(8px);
    z-index:1000;box-shadow:0 4px 15px rgba(0,0,0,.3);
}
.left{top:0;left:0;border-radius:0 0 20px 0;}
.right{top:0;right:0;border-radius:0 0 0 20px;}

/* === KONTEJNER – SKROLOVANJE SAMO OVDE === */
.container{
    max-width:900px;
    width:100%;
    max-height:90vh;           /* Visina ekrana */
    overflow-y:auto;           /* SKROLOVANJE SAMO NA KONTEJNERU */
    overflow-x:hidden;
    text-align:center;
    background:rgba(255,255,255,.08);
    padding:40px 30px;
    border-radius:25px;
    backdrop-filter:blur(12px);
    box-shadow:0 0 30px rgba(138,43,226,.3),0 10px 40px rgba(0,0,0,.4);
    border:1px solid rgba(138,43,226,.2);
    margin:90px auto 50px;
    display:flex;
    flex-direction:column;
    align-items:center;
}

/* === NASLOVI === */
.title-7seg{
    font-family:'Orbitron',monospace;font-size:3.5rem;font-weight:700;
    margin-bottom:10px;text-shadow:0 0 10px #00ffff,0 0 20px #00ffff,0 0 40px #00ffff,0 0 80px #00ffff;
    color:#00ffff;letter-spacing:3px;
}
.seg{color:#ff00ff;text-shadow:0 0 15px #ff00ff,0 0 30px #ff00ff;}
.subtitle{font-size:1.3rem;margin-bottom:30px;color:#e0e0ff;text-shadow:0 0 10px rgba(0,255,255,.5);}
.tech{color:#00ffff;font-weight:600;text-shadow:0 0 10px #00ffff;}

/* === DUGMAD === */
.btn-container{
    display:flex;flex-direction:column;align-items:center;
    gap:16px;margin:20px 0;width:100%;max-width:400px;
}
.btn{
    display:block;width:100%;padding:16px 20px;
    font-size:1.1rem;font-weight:600;text-transform:uppercase;
    letter-spacing:1.2px;color:#fff;
    background:linear-gradient(45deg,#8a2be2,#00ced1);
    border:none;border-radius:50px;cursor:pointer;
    text-decoration:none !important;position:relative;overflow:hidden;
    transition:all .4s ease;
    box-shadow:0 0 15px rgba(138,43,226,.6),0 0 30px rgba(0,206,209,.5),inset 0 0 20px rgba(255,255,255,.1);
    text-align:center;
}
.btn::before{
    content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;
    background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);
    transition:.7s;
}
.btn:hover::before{left:100%;}
.btn:hover{
    transform:translateY(-4px);
    box-shadow:0 0 25px rgba(138,43,226,.9),0 0 50px rgba(0,206,209,.8),0 15px 35px rgba(0,0,0,.4);
}
.btn:active{transform:translateY(-1px);}

/* === KVIZ STILOVI === */
.quiz-form{width:100%;max-width:600px;margin:0 auto;}
.q{
    margin-bottom:28px;padding:18px;
    background:rgba(0,0,0,.25);border-radius:15px;
    border:1px solid rgba(0,255,255,.2);
    box-shadow:0 0 15px rgba(0,255,255,.1);
}
.q p{
    color:#00ffff;font-size:1.1rem;margin-bottom:12px;
    text-shadow:0 0 8px #00ffff;
}
.option-label{
    display:block;margin:10px 0;padding:10px 15px;
    background:rgba(255,255,255,.05);border-radius:10px;
    cursor:pointer;transition:all .3s ease;border:1px solid transparent;
}
.option-label:hover{
    background:rgba(0,255,255,.1);border-color:#00ffff;
    box-shadow:0 0 15px rgba(0,255,255,.3);transform:translateX(5px);
}
.option-text{
    color:#e0e0ff;font-size:1rem;margin-left:8px;
}
input[type="radio"]{
    transform:scale(1.2);accent-color:#00ffff;cursor:pointer;
}

/* === QR STRANICA === */
.qr-big{margin:30px 0;padding:25px;background:rgba(0,0,0,.3);border-radius:25px;display:inline-block;box-shadow:0 0 30px rgba(0,255,255,.4);}
.qr-code-big{width:260px;height:260px;padding:15px;background:#fff;border-radius:20px;box-shadow:0 0 30px rgba(0,255,255,.7);}
.qr-hint{margin-top:15px;font-size:1rem;color:#00ffff;text-shadow:0 0 10px #00ffff;}

/* === FOOTER === */
.footer{
    margin-top:30px;font-size:.85rem;color:#aaa;
    text-shadow:0 0 5px rgba(0,255,255,.3);text-align:center;width:100%;
}

/* === RESPONSIVNOST === */
@media (max-width:768px){
    .title-7seg{font-size:2.3rem;}
    .subtitle{font-size:1.1rem;}
    .btn{padding:14px 18px;font-size:1rem;}
    .container{padding:30px 20px;max-height:95vh;margin:70px auto 40px;}
    .qr-code-big{width:200px;height:200px;}
}
@media (max-height:600px){
    .title-7seg{font-size:2rem;}
    .btn{padding:12px 16px;font-size:.95rem;}
    .container{padding:20px;}
}

/* === REZULTAT STILOVI === */
.result-box {
    margin: 40px 0;
    padding: 35px;
    background: rgba(0, 0, 0, 0.35);
    border-radius: 20px;
    border: 1px solid rgba(0, 255, 255, 0.3);
    box-shadow: 
        0 0 25px rgba(0, 255, 255, 0.3),
        inset 0 0 20px rgba(255, 255, 255,  0.1);
    max-width: 500px;
    width: 100%;
}

.score-text {
    font-family: 'Orbitron', monospace;
    font-size: 2.8rem;
    font-weight: 700;
    color: #00ffff;
    text-shadow: 
        0 0 10px #00ffff,
        0 0 20px #00ffff,
        0 0 40px #00ffff;
    margin: 0;
    letter-spacing: 2px;
}

.score-hint {
    font-size: 1.1rem;
    color: #aaa;
    margin-top: 12px;
    text-shadow: 0 0 5px rgba(0, 255, 255, 0.3);
}



/* === UČENJE STILOVI === */
.section {
    margin: 35px 0;
    padding: 25px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 18px;
    border: 1px solid rgba(0, 255, 255, 0.25);
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.15);
}

.section-title {
    font-family: 'Orbitron', monospace;
    font-size: 1.8rem;
    color: #00ffff;
    text-shadow: 0 0 10px #00ffff;
    margin-bottom: 15px;
    letter-spacing: 1px;
}

.section-text {
    font-size: 1.05rem;
    line-height: 1.7;
    color: #e0e0ff;
    margin-bottom: 15px;
}

.section-hint {
    font-size: 0.95rem;
    color: #ff00ff;
    font-style: italic;
    text-shadow: 0 0 8px #ff00ff;
    margin-top: 10px;
}

.learn-img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    margin: 18px 0;
    border: 1px solid rgba(0, 255, 255, 0.3);
    box-shadow: 0 0 15px rgba(0, 255, 255, 0.2);
}

.hex-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    font-family: 'Courier New', monospace;
    background: rgba(0, 0, 0, 0.4);
    border-radius: 10px;
    overflow: hidden;
}

.hex-table th, .hex-table td {
    padding: 12px;
    text-align: center;
    border-bottom: 1px solid rgba(0, 255, 255, 0.2);
}

.hex-table th {
    background: rgba(0, 255, 255, 0.15);
    color: #00ffff;
    font-weight: 600;
}

.hex-table tr:hover {
    background: rgba(0, 255, 255, 0.1);
}

.learn-list {
    margin: 15px 0;
    padding-left: 25px;
    color: #e0e0ff;
}

.learn-list li {
    margin: 8px 0;
    position: relative;
}

.learn-list li::before {
    content: ">";
    color: #00ffff;
    position: absolute;
    left: -20px;
    font-weight: bold;
}

/* === LINKOVI === */
.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 15px;
    margin: 20px 0;
}

.resource-link {
    display: block;
    padding: 16px;
    background: rgba(0, 0, 0, 0.35);
    border-radius: 12px;
    color: #e0e0ff;
    text-decoration: none;
    border: 1px solid rgba(0, 255, 255, 0.3);
    transition: all 0.3s ease;
    box-shadow: 0 0 15px rgba(0, 255, 255, 0.1);
}

.resource-link:hover {
    transform: translateY(-5px);
    background: rgba(0, 255, 255, 0.15);
    box-shadow: 0 0 25px rgba(0, 255, 255, 0.4);
    border-color: #00ffff;
}

.resource-link .icon {
    display: block;
    font-weight: 600;
    color: #00ffff;
    margin-bottom: 5px;
    text-shadow: 0 0 8px #00ffff;
}

/* === 7-SEG SIMULATOR === */