:root {
    --primary: #22c55e;
    --primary-dark: #15803d;
    --mint: #bbf7d0;
    --glass: rgba(255, 255, 255, 0.12);
    --card: rgba(255, 255, 255, 0.84);
    --text: #0f2a1d;
    --white: #ffffff;
    --shadow: 0 25px 80px rgba(0, 0, 0, 0.28);
    --radius: 28px;
    --transition: 0.35s cubic-bezier(.2, .8, .2, 1);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    min-height: 100vh;
    font-family: Arial, sans-serif;
    background-image: url(../../assets/images/game/bg.png);
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    background-attachment: fixed;
    color: var(--text);
    padding: 50px 18px;
    overflow-x: hidden;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    background:
            radial-gradient(circle at 20% 15%, rgba(34, 197, 94, .42), transparent 32%),
            radial-gradient(circle at 80% 20%, rgba(187, 247, 208, .28), transparent 28%),
            linear-gradient(135deg, rgba(0, 0, 0, .58), rgba(10, 70, 35, .38));
    backdrop-filter: blur(8px) saturate(140%);
    z-index: -1;
}

h1 {
    text-align: center;
    color: var(--white);
    font-size: clamp(2.1rem, 5vw, 3.3rem);
    font-weight: 900;
    letter-spacing: -1px;
    line-height: 1.2;
    margin-bottom: 45px;
    text-shadow: 0 8px 35px rgba(0, 0, 0, .45);
    animation: titlePop .8s ease both;
}

form {
    width: min(100%, 1000px);
    margin: auto;
    padding: clamp(24px, 4vw, 46px);
    border-radius: 36px;
    background: linear-gradient(135deg, rgba(255, 255, 255, .18), rgba(255, 255, 255, .06));
    border: 1px solid rgba(255, 255, 255, .24);
    box-shadow: var(--shadow);
    backdrop-filter: blur(28px) saturate(160%);
    position: relative;
    overflow: hidden;
    animation: cardEnter .8s ease both;
}

form::before {
    content: "";
    position: absolute;
    inset: -2px;
    background: linear-gradient(120deg, transparent, rgba(187, 247, 208, .55), transparent);
    opacity: .45;
    transform: translateX(-100%);
    animation: shine 5s infinite;
    pointer-events: none;
}

#formFacile {
    margin-top: 8vh;
}

.level-title {
    text-align: center;
    color: var(--white);
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    font-weight: 900;
    margin: 130px 0 45px;
    text-shadow: 0 6px 25px rgba(0, 0, 0, .4);
}

#formFacile .level-title:first-of-type,
.level-title:first-of-type {
    margin-top: 30px;
}

.question {
    position: relative;
    background: var(--card);
    border-radius: var(--radius);
    padding: 28px;
    margin-bottom: 28px;
    border: 1px solid rgba(255, 255, 255, .55);
    box-shadow: 0 18px 45px rgba(0, 0, 0, .12);
    overflow: hidden;
    transition: var(--transition);
}

.question::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
            radial-gradient(circle at top right, rgba(34, 197, 94, .18), transparent 35%),
            linear-gradient(90deg, rgba(34, 197, 94, .12), transparent 35%);
    opacity: .9;
    pointer-events: none;
}

.question:hover {
    transform: translateY(-8px) scale(1.01);
    box-shadow: 0 28px 70px rgba(0, 0, 0, .22);
}

.question p {
    position: relative;
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    font-weight: 900;
    line-height: 1.5;
    margin-bottom: 22px;
    color: var(--text);
    z-index: 2;
}

label {
    position: relative;
    display: flex;
    align-items: center;
    gap: 14px;
    min-height: 58px;
    margin: 12px 0;
    padding: 15px 18px;
    border-radius: 18px;
    background: rgba(255, 255, 255, .62);
    border: 1px solid rgba(15, 42, 29, .08);
    color: #244636;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    overflow: hidden;
    z-index: 2;
}

label::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(34, 197, 94, .18), transparent);
    opacity: 0;
    transition: var(--transition);
    pointer-events: none;
}

label:hover {
    transform: translateX(8px);
    border-color: rgba(34, 197, 94, .55);
    box-shadow: 0 14px 30px rgba(34, 197, 94, .14);
}

label:hover::after {
    opacity: 1;
}

input[type="radio"] {
    appearance: none;
    width: 23px;
    height: 23px;
    border-radius: 50%;
    border: 2px solid var(--primary);
    background: white;
    flex: 0 0 23px;
    position: relative;
    z-index: 3;
    transition: var(--transition);
}

input[type="radio"]::before {
    content: "";
    position: absolute;
    inset: 4px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    transform: scale(0);
    transition: var(--transition);
}

input[type="radio"]:checked {
    box-shadow: 0 0 0 7px rgba(34, 197, 94, .16);
}

input[type="radio"]:checked::before {
    transform: scale(1);
}

input[type="submit"],
button[type="submit"] {
    width: 100%;
    margin-top: 30px;
    padding: 20px;
    border: none;
    border-radius: 22px;
    background: linear-gradient(135deg, #22c55e, #15803d);
    color: white;
    font-size: 1.2rem;
    font-weight: 900;
    letter-spacing: .5px;
    cursor: pointer;
    box-shadow: 0 18px 45px rgba(34, 197, 94, .35);
    transition: var(--transition);
}

input[type="submit"]:hover,
button[type="submit"]:hover {
    transform: translateY(-5px) scale(1.01);
    box-shadow: 0 25px 65px rgba(34, 197, 94, .5);
    filter: brightness(1.08);
}

.result-container {
    margin-top: 45px;
    padding: 34px;
    border-radius: 30px;
    background: rgba(255, 255, 255, .86);
    box-shadow: var(--shadow);
    opacity: 0;
    transform: translateY(25px) scale(.96);
    transition: .6s ease;
}

.result-container.show {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.result-container h2 {
    text-align: center;
    color: var(--primary-dark);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 900;
    margin-bottom: 24px;
}

.result-container ul {
    list-style: none;
}

.result-container li {
    margin-bottom: 14px;
    padding: 17px 20px;
    border-radius: 18px;
    background: linear-gradient(135deg, rgba(187, 247, 208, .75), rgba(255, 255, 255, .7));
    border: 1px solid rgba(34, 197, 94, .22);
    color: var(--text);
    font-weight: 800;
    animation: fadeUp .55s ease both;
}

@keyframes titlePop {
    from {
        opacity: 0;
        transform: translateY(-25px) scale(.94);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes cardEnter {
    from {
        opacity: 0;
        transform: translateY(35px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes shine {
    0% {
        transform: translateX(-100%);
    }

    45%, 100% {
        transform: translateX(100%);
    }
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(18px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 700px) {
    body {
        padding: 30px 12px;
    }

    form {
        border-radius: 26px;
        padding: 22px;
    }

    .level-title {
        margin: 90px 0 35px;
    }

    .level-title:first-of-type {
        margin-top: 20px;
    }

    .question {
        padding: 22px;
        border-radius: 22px;
    }

    label {
        font-size: .95rem;
        padding: 13px 15px;
    }
}

.result-container {
    margin-top: 45px;
    padding: 28px;
    border-radius: 34px;
    background: rgba(255,255,255,.12);
    backdrop-filter: blur(24px);
    border: 1px solid rgba(255,255,255,.18);
    box-shadow: 0 25px 70px rgba(0,0,0,.25);
}

.result-container h2 {
    text-align: center;
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 900;
    margin-bottom: 18px;
    color: white;
    text-shadow: 0 8px 30px rgba(0,0,0,.35);
}

.score-text {
    text-align: center;
    font-size: 1.4rem;
    font-weight: 900;
    margin-bottom: 28px;
    padding: 14px 22px;
    width: fit-content;
    margin-inline: auto;
    border-radius: 999px;
    backdrop-filter: blur(12px);
}

.score-red .score-text {
    background: rgba(239,68,68,.18);
    color: #ff4d4d;
    border: 1px solid rgba(239,68,68,.35);
}

.score-orange .score-text {
    background: rgba(249,115,22,.18);
    color: #ff9b3d;
    border: 1px solid rgba(249,115,22,.35);
}

.score-green .score-text {
    background: rgba(34,197,94,.18);
    color: #4dff94;
    border: 1px solid rgba(34,197,94,.35);
}

.correction-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 10px;
}

.correction-item {
    position: relative;
    padding: 18px 22px;
    border-radius: 24px;
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.14);
    backdrop-filter: blur(14px);
    overflow: hidden;
    transition: .3s ease;
}

.correction-item::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
            linear-gradient(135deg, rgba(34,197,94,.18), transparent 60%);
    pointer-events: none;
}

.correction-item:hover {
    transform: translateY(-4px) scale(1.01);
    box-shadow: 0 18px 40px rgba(0,0,0,.18);
}

.correction-question {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 1.05rem;
    font-weight: 900;
    color: white;
    margin-bottom: 12px;
}

.correction-question::before {
    content: "❌";
    font-size: .9rem;
}

.correction-answer {
    display: inline-block;
    width: fit-content;
    padding: 8px 14px;
    border-radius: 999px;
    margin-bottom: 12px;
    font-size: .95rem;
    font-weight: 800;
    background: rgba(34,197,94,.18);
    color: #69ffab;
    border: 1px solid rgba(34,197,94,.25);
}

.correction-explanation {
    display: block;
    color: rgba(255,255,255,.88);
    font-size: .98rem;
    font-weight: 500;
    line-height: 1.6;
}

@media (max-width: 700px) {

    .result-container {
        padding: 20px;
        border-radius: 26px;
    }

    .correction-item {
        padding: 16px;
        border-radius: 20px;
    }

    .score-text {
        font-size: 1.1rem;
    }

    .correction-question {
        font-size: 1rem;
    }

    .correction-explanation {
        font-size: .92rem;
    }
}