body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    background: #f8f8f8;
    color: #222;
    min-height: 100vh;
    transition: background 0.3s, color 0.3s;
    display: flex;
    flex-direction: column;
}

body.ciemny {
    background: #181a1b;
    color: #e0e0e0;
}

header, main, footer {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
}

header {
    background-color: #4CAF50;
    color: white;
    padding: 20px 0 10px 0;
    text-align: center;
    border-radius: 0 0 16px 16px;
    margin-bottom: 24px;
}

body.ciemny header {
    background-color: #222e2b;
    color: #fff;
}

nav ul {
    list-style: none;
    padding: 0;
    display: flex;
    justify-content: center;
    gap: 24px;
    margin: 0;
}

nav ul li a {
    text-decoration: none;
    color: white;
    font-weight: bold;
    padding: 6px 12px;
    border-radius: 6px;
    transition: background 0.2s;
}

nav ul li a:hover, nav ul li a:focus {
    background: rgba(255,255,255,0.15);
}

body.ciemny nav ul li a {
    color: #e0e0e0;
}

nav {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 16px;
}

#przelacz-motyw {
    margin-left: 20px;
    background: none;
    border: none;
    font-size: 1.5em;
    cursor: pointer;
    color: #fff;
    transition: color 0.3s;
}

body.ciemny #przelacz-motyw {
    color: #ffd700;
}

main {
    padding-bottom: 100px;
    text-align: center;
    flex: 1;
    position: relative;
}

section {
    margin: 0 auto;
    max-width: 500px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 16px rgba(0,0,0,0.07);
    padding: 32px 24px;
    margin-bottom: 32px;
}

body.ciemny section {
    background: #23272a;
    box-shadow: 0 2px 16px rgba(0,0,0,0.25);
}

footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 14px 0;
    position: fixed;
    bottom: 0;
    width: 100%;
    border-radius: 16px 16px 0 0;
}

body.ciemny footer {
    background: #181a1b;
    color: #bbb;
}

@media (max-width: 768px) {
    nav ul {
        flex-direction: column;
        gap: 10px;
    }
    section {
        padding: 16px 8px;
    }
}

.odpowiedz {
    display: block;
    font-size: 18px;
    background-color: #f0f0f0;
    border: 2px solid #ccc;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s, color 0.3s;
    width: 80%;
    max-width: 350px;
    margin-bottom: 15px;
    margin-left: 40px;
    padding-top: 20px;
    padding-bottom: 20px;
}

.odpowiedz:hover {
    background-color: #4CAF50;
    color: white;
}

body.ciemny .odpowiedz {
    background: #23272a;
    border-color: #444;
    color: #e0e0e0;
}

body.ciemny .odpowiedz:hover {
    background: #388e3c;
    color: #fff;
}

/* Pasek czasu */
#pasek-czasu {
    height: 10px;
    background-color: #4CAF50;
    transition: width 1s linear;
    border-radius: 6px;
    margin-bottom: 24px;
}

body.ciemny #pasek-czasu {
    background-color: #ffd700;
}

/* Formularz */
.formularz-sekcja {
    text-align: left;
}

form {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

input[type="text"], input[type="email"], input[type="number"], select, textarea {
    padding: 8px;
    border: 1.5px solid #bbb;
    border-radius: 6px;
    font-size: 1em;
    background: #fafafa;
    color: #222;
    transition: border 0.2s, background 0.2s;
}

body.ciemny input, body.ciemny select, body.ciemny textarea {
    background: #23272a;
    color: #e0e0e0;
    border-color: #444;
}

input:focus, select:focus, textarea:focus {
    border-color: #4CAF50;
    outline: none;
}

body.ciemny input:focus, body.ciemny select:focus, body.ciemny textarea:focus {
    border-color: #ffd700;
}

button[type="submit"] {
    background: #4CAF50;
    color: #fff;
    border: none;
    padding: 12px 0;
    border-radius: 8px;
    font-size: 1.1em;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.2s;
}

button[type="submit"]:hover {
    background: #388e3c;
}

body.ciemny button[type="submit"] {
    background: #ffd700;
    color: #181a1b;
}

body.ciemny button[type="submit"]:hover {
    background: #e6c200;
}

#wynik-formularza {
    margin-top: 18px;
    font-weight: bold;
    color: #4CAF50;
}

body.ciemny #wynik-formularza {
    color: #ffd700;
}

.czas-bok {
    position: absolute;
    top: 120px;
    font-size: 3.5em;
    font-weight: bold;
    color: #4CAF50;
    background: rgba(255,255,255,0.92);
    border-radius: 50%;
    width: 100px;      
    height: 100px;     
    line-height: 100px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    z-index: 10;
    user-select: none;
    transition: color 0.3s, background 0.3s, transform 0.2s;
}
.czas-bok.lewy { left: 30px; }
.czas-bok.prawy { right: 30px; }

body.ciemny .czas-bok {
    background: #23272a;
    color: #ffd700;
}
@media (max-width: 900px) {
    .czas-bok.lewy, .czas-bok.prawy { display: none; }
}


/* Kontener na banery */
.banery-ciekawostek {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: stretch;
    gap: 24px;
    width: 100%;
    margin: 40px 0;
    padding: 0 2vw;
    box-sizing: border-box;
    flex-wrap: wrap;
}

.karta-back {
    max-width: 410px;
    border-radius: 28px;
    box-shadow: 0 2px 16px rgba(0,0,0,0.10);
    font-size: 1.3em;
    transition: transform 0.22s, box-shadow 0.22s;
    position: relative;
    background: none;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    margin: 0;
    overflow: hidden;
    padding: 12px 18px;
    max-height: 200px;
}

@media (max-width: 1100px) {
    .karta-back {
        max-width: 100%;
        min-width: 0;
        padding: 12px 10px;
        min-height: 90px;
        text-align: center;
        justify-content: center;
        display: flex;
        flex-direction: column;
        align-items: center;
    }
}

.karta {
    max-width: 410px;
    width: 100%;
    height: 200px;
    position: relative;
    cursor: pointer;
    transition: transform 0.6s;
    transform-style: preserve-3d;
    max-height: 200px;
    perspective: 1000px;
}

@media (max-width: 1100px) {
    .karta {
        max-width: 100%;
        width: 100%;
    }
}

@media (max-width: 768px) {
    .karta {
        max-width: 100%;
        width: 100%;
    }
}

.karta,.karta-back,.karta-front:hover {
    transform: scale(1.03);
    border-radius: 28px;
    box-shadow: 0 8px 48px rgba(0,0,0,0.18);
    cursor: pointer;
}

.karta-back.flipped {
    pointer-events: none;
}

/* Animacja przewracania kart */
.karta, .karta-back {
    transition: transform 0.6s;
    transform-style: preserve-3d;
    position: relative;
}

.karta-front,
.karta-back {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    border-radius: 28px;
    box-shadow: 0 1px 8px rgba(0,0,0,0.05);
    background: #fff;
    color: #222;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    backface-visibility: hidden;
    transition: background 0.3s, color 0.3s;
    text-align: center;
    padding: 12px 18px;
    font-size: 1em;
    box-sizing: border-box;
    overflow-wrap: break-word;
    word-break: break-word;
    white-space: normal;
    overflow: auto;
    text-overflow: ellipsis;
}

.karta-front {
    z-index: 2;
}

.karta-back {
    transform: rotateY(180deg);
    font-weight: normal;
}

.karta.flipped {
    transform: rotateY(180deg);
}

body.ciemny .karta-front, body.ciemny .karta-back {
    background: #23272a;
    color: #ffd700;
    box-shadow: 0 2px 16px rgba(0,0,0,0.25);
}

/* Responsywność */
@media (max-width: 1100px) {
    .banery-ciekawostek {
        flex-direction: column;
        gap: 18px;
    }
    .ciekawostka-banner {
        max-width: 98vw;
        min-width: 0;
        font-size: 1em;
        min-height: 90px;
    }
    .karta-front, .karta-back {
        padding: 14px 6px;
        min-height: 90px;
        max-height: 338px;
        font-size: 0.95em;
    }
   .karta-back{
        min-width: 621px;
        text-align: center;
        justify-content: center;
        display: flex;
        flex-direction: column;
        align-items: center;
   } 
}
img{
    box-shadow: 3px 3px 5px black;
    border-radius: 8px;
}

#flaga img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
}