/* ============================================
   Our Stars Plugin — frontend.css  v2.1
   All classes prefixed "oss-"
   Pure CSS marquee — butter smooth
   Fixed responsive & animation issues
   ============================================ */

/* ── Keyframe: scroll left by exactly 50% of track width ── */
@keyframes oss-marquee {
    0%   { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ── CSS variables ─────────────────────────────────────── */
:root {
    --oss-light-blue:       #e8f4ff;
    --oss-text-main:        #212529;
    --oss-text-muted:       #6c757d;
    --oss-bg-white:         #ffffff;
    --oss-green:            #1B8A5A;
    --oss-green-dark:       #147349;
    --oss-card-gradient:    linear-gradient(135deg, #1B8A5A 0%, #147349 100%);
    --oss-shadow-soft:      0 6px 20px rgba(27,138,90,.30), 0 2px 6px rgba(20,115,73,.20);
    --oss-shadow-hover:     0 24px 48px rgba(27,138,90,.40), 0 10px 20px rgba(20,115,73,.30);
}

/* ── Scoped reset ──────────────────────────────────────── */
.oss-container,
.oss-container * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

.oss-container {
    font-family: 'Inter', sans-serif;
    background: var(--oss-bg-white);
    color: var(--oss-text-main);
}

/* ── Section / layout ──────────────────────────────── */

.oss-wrap {
    max-width: 2000px;
    margin: 0 20px;
    padding: 0 20px;
}

.oss-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 40px;
}

.oss-title {
    font-size: 42px;
    font-weight: 800;
    letter-spacing: -1px;
    background: linear-gradient(90deg, #000, #075b27);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
    position: relative;
}
.oss-title::after {
    content: '';
    position: absolute;
    bottom: -5px; left: 0;
    width: 0; height: 3px;
    background: linear-gradient(90deg, var(--oss-green), #00c6ff);
    border-radius: 4px;
    transition: width .5s ease;
}
.oss-title:hover::after { width: 100%; }

.oss-empty {
    border: 1px dashed #cfe2ff;
    border-radius: 14px;
    padding: 28px;
    color: var(--oss-text-muted);
    background: #f8fbff;
    font-weight: 600;
}

/* ── Slider wrapper — clips overflow, adds fade edges ───── */
.oss-slider-wrap {
    position: relative;
    overflow: hidden;
    cursor: grab;
    padding: 20px 0 50px;
    /* soft fade on left and right so cards glide in/out smoothly */
    -webkit-mask-image: linear-gradient(
        to right,
        transparent 0%,
        black 6%,
        black 94%,
        transparent 100%
    );
    mask-image: linear-gradient(
        to right,
        transparent 0%,
        black 6%,
        black 94%,
        transparent 100%
    );
}
.oss-slider-wrap:active { cursor: grabbing; }

/* ── The moving track ──────────────────────────────────── */
.oss-track {
    display: flex;
    flex-wrap: nowrap;
    gap: 20px;
    width: max-content;          /* shrink-wraps all slides */
    animation: oss-marquee linear infinite;
    animation-play-state: running;
    will-change: transform;
}

/* Pause handled by JS writing animationPlayState */

/* ── Individual slide ──────────────────────────────────── */
.oss-slide {
    flex-shrink: 0;
    width: 300px;   /* default; overridden by breakpoint JS below */
}

/* ── Star Card ─────────────────────────────────────────── */
.oss-slide-card {
    background: var(--oss-card-gradient);
    border-radius: 18px;
    display: flex;
    overflow: hidden;
    height: 190px;
    border: 2px solid var(--oss-green);
    box-shadow: var(--oss-shadow-soft);
    cursor: pointer;
    transition:
        transform .35s cubic-bezier(.25,.46,.45,.94),
        box-shadow .35s cubic-bezier(.25,.46,.45,.94);
    user-select: none;
    -webkit-user-select: none;
}
.oss-slide-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--oss-shadow-hover);
}

.oss-image-box {
    width: 140px;
    flex-shrink: 0;
    overflow: hidden;
}
.oss-image-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    pointer-events: none;
    draggable: false;
}

.oss-card-body {
    flex: 1;
    padding: 18px 16px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-width: 0;
}

.oss-student-name {
    font-size: 17px;
    font-weight: 700;
    color: #fff;
    line-height: 1.25;
    word-break: break-word;
    margin-bottom: 4px;
}
.oss-student-course {
    font-size: 12px;
    color: #dff0e8;
    line-height: 1.4;
}

.oss-result-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 10px;
}
.oss-rank-box {
    display: flex;
    align-items: baseline;
    gap: 4px;
}
.oss-rank-label {
    font-size: 12px;
    font-weight: 600;
    color: #c8e6d6;
}
.oss-rank-value {
    font-size: 26px;
    font-weight: 900;
    color: #fff;
    line-height: 1;
}
.oss-arrow {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--oss-green);
    flex-shrink: 0;
    transition: background .25s, color .25s, transform .25s;
}
.oss-slide-card:hover .oss-arrow {
    background: rgba(255,255,255,.25);
    color: #fff;
    transform: translateX(4px);
}

/* ── Modal ─────────────────────────────────────────────── */
.oss-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.55);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 999999;
    opacity: 0;
    visibility: hidden;
    transition: opacity .28s ease, visibility .28s ease;
}
.oss-modal-overlay.oss-active {
    opacity: 1;
    visibility: visible;
}

.oss-modal-box {
    background: #fff;
    width: 90%;
    max-width: 800px;
    border-radius: 24px;
    overflow: hidden;
    position: relative;
    transform: translateY(28px) scale(.97);
    transition: transform .35s cubic-bezier(.175,.885,.32,1.275);
    box-shadow: 0 30px 60px rgba(0,0,0,.22);
    max-height: 90vh;
    overflow-y: auto;
}
.oss-modal-overlay.oss-active .oss-modal-box {
    transform: translateY(0) scale(1);
}

.oss-modal-close {
    position: absolute;
    top: 16px; right: 16px;
    width: 38px; height: 38px;
    border-radius: 50%;
    background: #f1f3f5;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #555;
    z-index: 10;
    transition: background .2s, transform .2s;
    font-size: 16px;
}
.oss-modal-close:hover {
    background: #e2e6ea;
    transform: rotate(90deg);
}

.oss-modal-inner {
    display: flex;
}
.oss-modal-img-wrap {
    width: 38%;
    flex-shrink: 0;
    background: #f0f7f4;
    min-height: 340px;
}
.oss-modal-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
    display: block;
}
.oss-modal-details {
    flex: 1;
    padding: 36px 36px 36px 32px;
    min-width: 0;
}
.oss-modal-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 6px;
    padding-right: 36px;
}
.oss-modal-top h2 {
    font-size: 26px;
    font-weight: 800;
    color: #111;
    margin: 0;
    word-break: break-word;
}
.oss-rank-badge {
    background: var(--oss-light-blue);
    color: var(--oss-green);
    padding: 5px 14px;
    border-radius: 20px;
    font-weight: 700;
    font-size: 13px;
    white-space: nowrap;
}
.oss-modal-course-txt {
    color: var(--oss-text-muted);
    font-size: 15px;
    margin-bottom: 28px;
    font-weight: 500;
}
.oss-info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
    margin-bottom: 24px;
}
.oss-info-label {
    display: block;
    font-size: 11px;
    text-transform: uppercase;
    font-weight: 700;
    color: #aaa;
    letter-spacing: 1px;
    margin-bottom: 5px;
}
.oss-info-item p,
.oss-modal-about p {
    font-size: 15px;
    font-weight: 600;
    color: #333;
    line-height: 1.5;
}
.oss-modal-about p {
    font-weight: 400;
    color: #495057;
}

/* ── Responsive ─────────────────────────────────────────── */
@media (max-width: 1024px) {
    .oss-slide { 
        flex: 0 0 260px;
        width: 260px; 
    }
}

@media (max-width: 768px) {
    .oss-section  { padding: 48px 0; }
    .oss-title    { font-size: 28px; }
    .oss-slide    { 
        flex: 0 0 220px;
        width: 220px; 
    }
    .oss-slide-card { height: 165px; }
    .oss-image-box  { width: 110px; }
    .oss-card-body  { padding: 14px 12px; }
    .oss-student-name  { font-size: 15px; }
    .oss-rank-value    { font-size: 22px; }

    .oss-modal-box    { width: 95%; border-radius: 16px; }
    .oss-modal-inner  { flex-direction: column; }
    .oss-modal-img-wrap { width: 100%; min-height: 240px; max-height: 260px; }
    .oss-modal-details  { padding: 22px; }
    .oss-modal-top h2   { font-size: 20px; }
    .oss-modal-top      { padding-right: 28px; }
    .oss-modal-close    { top: 12px; right: 12px; }
}

@media (max-width: 480px) {
    .oss-slide         { 
        flex: 0 0 190px;
        width: 190px; 
    }
    .oss-slide-card    { height: 150px; }
    .oss-image-box     { width: 95px; }
    .oss-track         { gap: 14px; }
    .oss-info-grid     { grid-template-columns: 1fr; }
    .oss-modal-img-wrap{ min-height: 200px; max-height: 220px; }
    .oss-card-body     { padding: 12px 10px; }
    .oss-student-name  { font-size: 14px; }
    .oss-rank-value    { font-size: 20px; }
}

@media (max-width: 360px) {
    .oss-slide         { 
        flex: 0 0 170px;
        width: 170px; 
    }
    .oss-slide-card    { height: 138px; }
    .oss-image-box     { width: 80px; }
}

/* ============================================
   MOBILE RESPONSIVE HOTFIX v2.2
   Fixes: tiny/cut cards, unreadable mobile text, modal overlap,
   accidental grey text-selection highlights on phones.
   ============================================ */

.oss-container,
.oss-container * {
    -webkit-tap-highlight-color: transparent;
}

.oss-slide-card,
.oss-modal-box,
.oss-modal-box * {
    -webkit-user-select: none;
    user-select: none;
}

@media (max-width: 768px) {
    .oss-wrap {
		margin-left: 2px;
		margin-right: 2px;
        padding-left: 2px !important;
        padding-right: 2px !important;
    }

    .oss-section {
        padding: 44px 0 !important;
    }

    .oss-header {
        margin-bottom: 28px !important;
    }

    .oss-title {
        font-size: 28px !important;
        line-height: 1.12 !important;
        letter-spacing: -0.5px !important;
    }

    .oss-slider-wrap {
        padding: 16px 0 38px !important;
        -webkit-mask-image: none !important;
        mask-image: none !important;
        overflow: hidden !important;
    }

    .oss-track {
        gap: 14px !important;
    }

    .oss-slide {
        flex: 0 0 260px !important;
        width: 260px !important;
    }

    .oss-slide-card {
        height: 158px !important;
        border-radius: 14px !important;
    }

    .oss-image-box {
        width: 112px !important;
    }

    .oss-card-body {
        padding: 13px 12px !important;
        min-width: 0 !important;
    }

    .oss-student-name {
        font-size: 14px !important;
        line-height: 1.2 !important;
        white-space: nowrap !important;
        overflow: hidden !important;
        text-overflow: ellipsis !important;
        margin-bottom: 3px !important;
    }

    .oss-student-course {
        font-size: 11px !important;
        line-height: 1.25 !important;
        white-space: nowrap !important;
        overflow: hidden !important;
        text-overflow: ellipsis !important;
    }

    .oss-result-row {
        gap: 6px !important;
        margin-top: 8px !important;
    }

    .oss-rank-label {
        font-size: 10px !important;
        line-height: 1 !important;
    }

    .oss-rank-value {
        font-size: 21px !important;
        line-height: 1 !important;
    }

    .oss-arrow {
        width: 24px !important;
        height: 24px !important;
        min-width: 24px !important;
        font-size: 13px !important;
    }

    .oss-modal-overlay {
        align-items: flex-start !important;
        justify-content: center !important;
        padding: max(12px, env(safe-area-inset-top)) 10px 16px !important;
        overflow-y: auto !important;
        -webkit-overflow-scrolling: touch !important;
    }

    .oss-modal-box {
        width: min(94vw, 430px) !important;
        max-width: 430px !important;
        max-height: calc(100dvh - 28px) !important;
        border-radius: 16px !important;
        overflow-y: auto !important;
        margin: auto 0 !important;
        transform: translateY(14px) scale(.98) !important;
    }

    .oss-modal-overlay.oss-active .oss-modal-box {
        transform: translateY(0) scale(1) !important;
    }

    .oss-modal-close {
        top: 12px !important;
        right: 12px !important;
        width: 38px !important;
        height: 38px !important;
        background: rgba(241,243,245,.96) !important;
        color: #444 !important;
        z-index: 50 !important;
    }

    .oss-modal-inner {
        display: block !important;
    }

    .oss-modal-img-wrap {
        display: block !important;
        width: 100% !important;
        height: clamp(230px, 68vw, 310px) !important;
        min-height: 0 !important;
        max-height: none !important;
        overflow: hidden !important;
        background: #fff !important;
        border-bottom: 6px solid var(--oss-green) !important;
    }

    .oss-modal-img-wrap img {
        display: block !important;
        width: 100% !important;
        height: 100% !important;
        object-fit: contain !important;
        object-position: center top !important;
        background: #fff !important;
    }

    .oss-modal-details {
        display: block !important;
        position: relative !important;
        z-index: 2 !important;
        width: 100% !important;
        padding: 14px 22px 24px !important;
        background: #fff !important;
        clear: both !important;
    }

    .oss-modal-top {
        display: flex !important;
        align-items: center !important;
        justify-content: flex-start !important;
        flex-wrap: wrap !important;
        gap: 8px !important;
        padding-right: 42px !important;
        margin-bottom: 6px !important;
    }

    .oss-modal-top h2,
    .oss-m-name {
        font-size: 18px !important;
        line-height: 1.2 !important;
        color: #222 !important;
        font-weight: 800 !important;
        max-width: 100% !important;
        word-break: break-word !important;
    }

    .oss-rank-badge,
    .oss-m-rank {
        font-size: 11px !important;
        line-height: 1 !important;
        padding: 7px 10px !important;
        border-radius: 999px !important;
        white-space: nowrap !important;
        background: #e8f4ff !important;
        color: var(--oss-green) !important;
    }

    .oss-modal-course-txt,
    .oss-m-course {
        font-size: 13px !important;
        line-height: 1.35 !important;
        margin: 0 0 14px !important;
        color: #5f6974 !important;
    }

    .oss-info-grid {
        display: grid !important;
        grid-template-columns: 1fr !important;
        gap: 13px !important;
        margin-bottom: 14px !important;
    }

    .oss-info-label {
        font-size: 10px !important;
        line-height: 1.1 !important;
        letter-spacing: 1px !important;
        margin-bottom: 5px !important;
        color: #8d8d8d !important;
        background: transparent !important;
    }

    .oss-info-item p,
    .oss-modal-about p {
        font-size: 13px !important;
        line-height: 1.45 !important;
        color: #333 !important;
        font-weight: 500 !important;
        word-break: break-word !important;
        background: transparent !important;
    }
}

@media (max-width: 480px) {
    .oss-wrap {
		margin-left: 2px;
		margin-right: 2px;
        padding-left: 1px !important;
        padding-right: 1px !important;
    }

    .oss-slide {
        flex-basis: 250px !important;
        width: 250px !important;
    }

    .oss-slide-card {
        height: 154px !important;
    }

    .oss-image-box {
        width: 106px !important;
    }

    .oss-card-body {
        padding: 12px 11px !important;
    }

    .oss-rank-value {
        font-size: 20px !important;
    }

    .oss-modal-img-wrap {
        height: clamp(220px, 70vw, 292px) !important;
    }

    .oss-modal-details {
        padding: 13px 22px 22px !important;
    }
}

@media (max-width: 360px) {
    .oss-slide {
        flex-basis: 232px !important;
        width: 232px !important;
    }

    .oss-image-box {
        width: 98px !important;
    }

    .oss-student-name {
        font-size: 13px !important;
    }

    .oss-rank-value {
        font-size: 19px !important;
    }
}