/* Leaderboard Section */
* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: #f7f7f7;
    color: #292929;
}

.leaderboard {
    width: 100%;
    padding: 55px 5%;
    background: linear-gradient(180deg, #fff5f5 0%, #ffffff 100%);
}

.leaderboard-header {
    text-align: center;
    margin-bottom: 40px;
}

.subtitle {
    display: inline-block;
    color: #bd2335;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 3px;
    margin-bottom: 12px;
}

.leaderboard-header h1 {
    margin: 0 0 12px;
    color: #8f1728;
    font-size: 36px;
    font-weight: 800;
}

.leaderboard-header p {
    margin: 0;
    color: #777;
    font-size: 16px;
    line-height: 1.6;
}

/* Three columns in one row */
.topper-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 28px;
    max-width: 1200px;
    margin: 0 auto;
    align-items: stretch;
}

/* Student Card */
.topper-card {
    position: relative;
    text-align: center;
    padding: 30px 22px 26px;
    background: #ffffff;
    border: 1px solid #f0d9dc;
    border-radius: 16px;
    box-shadow: 0 8px 25px rgba(90, 20, 30, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    overflow: hidden;
}

.topper-card:hover {
    transform: translateY(-7px);
    box-shadow: 0 15px 35px rgba(90, 20, 30, 0.15);
}

/* Rank badge */
.rank-badge {
    display: inline-block;
    padding: 9px 22px;
    margin-bottom: 24px;
    color: #ffffff;
    background: #a92132;
    border-radius: 30px;
    font-size: 15px;
    font-weight: 700;
}

.rank-badge sup {
    font-size: 10px;
}

/* Student Photograph */
.photo-frame {
    width: 180px;
    height: 210px;
    margin: 0 auto 24px;
    padding: 5px;
    background: #ffffff;
    border: 3px solid #c52c40;
    border-radius: 10px;
    overflow: hidden;
}

.photo-frame img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    border-radius: 5px;
}

/* Student Name */
.topper-card h2 {
    min-height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 0 15px;
    color: #333333;
    font-size: 19px;
    line-height: 1.4;
    font-weight: 700;
}

/* Percentage */
.percentage {
    color: #b21f32;
    font-size: 38px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 10px;
}

.achievement {
    margin: 0;
    color: #777777;
    font-size: 13px;
    letter-spacing: 0.5px;
}

/* First rank highlight */
.topper-card.first {
    border-top: 5px solid #c49a28;
}

.topper-card.first .rank-badge {
    background: #b48a19;
}

.topper-card.first .photo-frame {
    border-color: #c49a28;
}

/* Second rank highlight */
.topper-card.second {
    border-top: 5px solid #9b9b9b;
}

.topper-card.second .rank-badge {
    background: #737373;
}

.topper-card.second .photo-frame {
    border-color: #9b9b9b;
}

/* Third rank highlight */
.topper-card.third {
    border-top: 5px solid #b87950;
}

.topper-card.third .rank-badge {
    background: #a76540;
}

.topper-card.third .photo-frame {
    border-color: #b87950;
}

/* Tablet */
@media (max-width: 900px) {
    .leaderboard {
        padding: 40px 3%;
    }

    .topper-grid {
        gap: 16px;
    }

    .topper-card {
        padding: 25px 14px;
    }

    .photo-frame {
        width: 150px;
        height: 185px;
    }

    .topper-card h2 {
        font-size: 16px;
    }

    .percentage {
        font-size: 32px;
    }
}

/* Mobile */
@media (max-width: 600px) {
    .leaderboard {
        padding: 35px 18px;
    }

    .leaderboard-header h1 {
        font-size: 28px;
    }

    .leaderboard-header p {
        font-size: 14px;
    }

    .topper-grid {
        grid-template-columns: 1fr;
        max-width: 380px;
        gap: 22px;
    }

    .topper-card {
        padding: 28px 20px;
    }

    .photo-frame {
        width: 180px;
        height: 210px;
    }

    .topper-card h2 {
        font-size: 19px;
    }

    .percentage {
        font-size: 36px;
    }
}