:root {
    --tg-blue: #0088cc;
    --tg-blue-dark: #0077b6;
    --tg-bg: #f1f5f9;
    --tg-card: #ffffff;
    --tg-text: #0f172a;
    --tg-muted: #64748b;
    --tg-radius: 18px;
}

body {
    background: var(--tg-bg);
    color: var(--tg-text);
}

body {
    font-family: 'Inter', sans-serif;
    padding-bottom: 80px;
}



.answer-btn {
    transition: all .2s ease;
}

.answer-btn:hover {
    transform: translateY(-2px);
}

.test-card {
    background: linear-gradient(180deg, #ffffff, #f8fafc);
    border-radius: var(--tg-radius);
    padding: 18px 12px 42px;
    text-align: center;
    cursor: pointer;
    height: 100%;
    transition: all .35s ease;
    box-shadow: 0 10px 30px rgba(0, 0, 0, .08);
    position: relative;
}

.test-card::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(135deg, rgba(0, 136, 204, .15), transparent);
    opacity: 0;
    transition: .3s;
}

.test-card:hover::after {
    opacity: 1;
}

.test-card:hover {
    transform: translateY(-6px) scale(1.02);
}


.test-icon {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 10px;
    font-size: 22px;
}

.test-title {
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 4px;
}

.test-meta {
    font-size: 12px;
    color: #6c757d;
}

.question-footer {
    position: absolute;
    bottom: 0;
    left: 0;

    width: 100%;
    padding: 6px 10px;

    background: #0d6efd;
    /* bootstrap primary – professional */
    color: #fff;

    font-size: 12px;
    font-weight: 600;
    text-align: center;
    letter-spacing: 0.3px;

    border-radius: 0 0 14px 14px;

    /* animation */
    transform: translateX(-100%);
    animation: slideInLeft 0.6s ease-out forwards;
    animation-delay: 0.2s;
}

@keyframes slideInLeft {
    from {
        transform: translateX(-100%);
        opacity: 0;
    }

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

.navbar {
    background: rgba(255, 255, 255, .94);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid #e9eef5;
    box-shadow: 0 4px 14px rgba(15, 23, 42, .04)
}

.navbar-brand {
    font-weight: 700;
    font-size: 17px;
    color: var(--tg-text) !important
}

.navbar-brand img {
    box-shadow: 0 4px 14px rgba(0, 0, 0, .08)
}

.navbar .btn-light {
    font-weight: 600;
    border-radius: 999px;
    padding: 4px 14px;
    transition: all 0.25s ease;
}

.navbar .btn-light:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 14px rgba(0, 0, 0, 0.15);
}

/* ================================================
   BOTTOM NAVIGATION  – global, professional
   ================================================ */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 68px;
    background: #ffffff;
    border-top: 1px solid rgba(0, 0, 0, 0.07);
    display: flex;
    justify-content: space-around;
    align-items: center;
    z-index: 1050;
    box-shadow: 0 -6px 24px rgba(15, 23, 42, 0.09);
    padding: 0 4px;
}

/* Individual item */
.bn-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    padding-bottom: 8px;
    text-decoration: none;
    color: #94a3b8;
    font-size: 10.5px;
    font-weight: 500;
    letter-spacing: 0.2px;
    gap: 3px;
    transition: color 0.22s ease, transform 0.22s ease;
    -webkit-tap-highlight-color: transparent;
}

.bn-item i {
    font-size: 22px;
    line-height: 1;
    transition: transform 0.22s ease;
}

.bn-item:hover,
.bn-item.active {
    color: #2563eb;
}

.bn-item:hover i {
    transform: translateY(-2px);
}

.bn-item.active i {
    transform: translateY(-2px);
}

/* Active indicator dot */
.bn-item.active span:last-child {
    font-weight: 700;
}

/* ── Centre FAB button ── */
.bn-item.bn-fab {
    flex: 1.1;
    justify-content: flex-start;
    padding-bottom: 0;
    margin-top: -22px;
    color: #94a3b8;
}

.bn-fab-btn {
    width: 54px;
    height: 54px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.45);
    transition: transform 0.25s cubic-bezier(.34, 1.56, .64, 1), box-shadow 0.25s ease;
    margin-bottom: 2px;
}

.bn-fab-btn i {
    font-size: 24px;
    color: #ffffff;
    transition: transform 0.25s cubic-bezier(.34, 1.56, .64, 1);
}

.bn-item.bn-fab:hover .bn-fab-btn,
.bn-item.bn-fab.active .bn-fab-btn {
    transform: scale(1.1) translateY(-3px);
    box-shadow: 0 10px 28px rgba(37, 99, 235, 0.55);
}

.bn-item.bn-fab span:last-child {
    font-size: 10.5px;
    font-weight: 500;
    color: #94a3b8;
    margin-top: 2px;
}

/* RESULT MODAL */
.result-modal {
    border-radius: 18px;
    background: linear-gradient(135deg, #ffffff, #f4f8ff);
    box-shadow: 0 20px 50px rgba(0, 0, 0, .25);
}

.result-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, #0d6efd, #00c6ff);
    color: #fff;
    font-size: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    box-shadow: 0 8px 25px rgba(13, 110, 253, .5);
}

.result-score {
    font-size: 18px;
    font-weight: 600;
    color: #0d6efd;
}

.btn-telegram {
    background: linear-gradient(135deg, var(--tg-blue), #00c6ff);
    border-radius: 999px;
    font-size: 15px;
    padding: 12px;
}


.btn-telegram:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(0, 136, 204, .45);
}

#test-screen {
    background: rgb(255, 255, 255);
    backdrop-filter: blur(14px);
    border-radius: 22px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, .2);
}

#timer {
    color: white;
    padding: 6px 12px;
    border-radius: 999px;
    box-shadow: 0 4px 12px rgba(0, 136, 204, .45);
}

/* TEST CARD */
.tg-test-card {
    width: 100%;
    max-width: 620px;
    background: rgba(255, 255, 255, .88);
    backdrop-filter: blur(18px);
    border-radius: 26px;
    box-shadow: 0 40px 80px rgba(0, 0, 0, .25);
    padding: 18px;
    animation: fadeUp .35s ease;
}

/* HEADER */
.tg-test-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(0, 0, 0, .06);
}

/* TITLE */
#test-title {
    font-size: 15px;
    color: #0f172a;
}

/* TIMER */
.tg-timer {
    color: #fff;
    font-weight: 600;
    font-size: 13px;
    padding: 6px 12px;
    border-radius: 999px;
    /* box-shadow: 0 6px 16px rgba(0, 136, 204, .45); */
}

/* CLOSE */
.tg-close-btn {
    background: rgba(255, 0, 0, .08);
    color: #dc2626;
    border: none;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: .25s;
}

.tg-close-btn:hover {
    background: #dc2626;
    color: #fff;
}

/* QUESTION */
.tg-question {
    margin: 18px 0;
    font-size: 16px;
    font-weight: 600;
    color: #020617;
    line-height: 1.45;
}

/* ANSWERS */
.tg-answers {
    display: grid;
    gap: 12px;
    min-width: 300px;
}

/* ANSWER BUTTON */
.tg-answers button {
    background: #fff;
    border: 1px solid rgba(0, 0, 0, .08);
    border-radius: 16px;
    padding: 14px 16px;
    font-size: 14px;
    font-weight: 500;
    text-align: left;
    transition: .25s;
}

.tg-answers button:hover {
    background: rgba(0, 136, 204, .06);
    transform: translateY(-2px);
}

/* CORRECT / WRONG */
.tg-answers .btn-success {
    background: linear-gradient(135deg, #22c55e, #16a34a) !important;
    border: none;
    color: #fff;
}

.tg-answers .btn-danger {
    background: linear-gradient(135deg, #ef4444, #dc2626) !important;
    border: none;
    color: #fff;
}


/* ANSWERS */
.tg-answersimg {
    display: grid;
    gap: 4px;
    min-width: 300px;
}

/* ANSWER BUTTON */
.tg-answersimg button {
    background: #fff;
    border: 1px solid rgba(0, 0, 0, .08);
    border-radius: 16px;
    padding: 10px 16px;
    font-size: 14px;
    font-weight: 500;
    text-align: left;
    transition: .25s;
}

.tg-answersimg button:hover {
    background: rgba(0, 136, 204, .06);
    transform: translateY(-2px);
}

/* CORRECT / WRONG */
.tg-answersimg .btn-success {
    background: linear-gradient(135deg, #22c55e, #16a34a) !important;
    border: none;
    color: #fff;
}

.tg-answersimg .btn-danger {
    background: linear-gradient(135deg, #ef4444, #dc2626) !important;
    border: none;
    color: #fff;
}

/* ANIMATION */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

.quiz-img {
    max-height: 320px;
    object-fit: contain;
    background: #f5f5f5;
    opacity: 0;
    transition: opacity .2s ease;
}

.quiz-img.loaded {
    opacity: 1;
}

/* PREMIUM TEST CARD */

.premium-card {
    position: relative;
    background: linear-gradient(135deg, #1e1e2f, #2d1b4e);
    border-radius: 20px;
    padding: 16px 12px;
    cursor: pointer;
    transition: 0.25s ease;
    overflow: hidden;

    /* oddiy card bilan bir xil */
    height: 100%;
    min-height: 170px;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;

    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12);
}

.premium-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 24px rgba(67, 56, 202, 0.28);
}

.premium-card::before {
    content: "";
    position: absolute;
    width: 100px;
    height: 100px;
    background: rgba(255, 255, 255, 0.04);
    border-radius: 50%;
    top: -35px;
    right: -35px;
}

.premium-icon {
    width: 60px;
    height: 60px;
    border-radius: 18px;

    display: flex;
    align-items: center;
    justify-content: center;

    background: rgba(255, 255, 255, 0.08);
    color: #d6bcff;

    margin-bottom: 12px;
}

.premium-card .test-title {
    color: white;
    font-size: 15px;
    text-align: center;
    margin: 0;
    line-height: 1.3;
}

.premium-footer {
    margin-top: 8px;
    font-size: 11px;
    color: #c4b5fd;
    font-weight: 600;
    letter-spacing: .8px;
    text-align: center;
}

.premium-badge {
    position: absolute;
    top: 10px;
    right: 10px;

    width: 28px;
    height: 28px;
    border-radius: 50%;

    background: rgb(43, 110, 255);

    display: flex;
    align-items: center;
    justify-content: center;

    color: #ffffff;
    font-size: 13px;
}

.collectioncard {
    background: #f1d00f;
    border-radius: 14px;
    padding: 16px 10px 38px;
    text-align: center;
    cursor: pointer;
    height: 100%;
    transition: all 0.25s ease;
    box-shadow: 0 6px 18px rgba(255, 174, 0, 0.06);
    position: relative;
    overflow: hidden;
}

/* EXIT TEST MODAL */

/* CLEAN PROFESSIONAL EXIT MODAL */

.exit-modal {
    border: none;
    border-radius: 24px;
    overflow: hidden;
    background: #ffffff;

    box-shadow:
        0 10px 35px rgba(15, 23, 42, 0.10);

    position: relative;
}

/* ICON */

.exit-icon {
    width: 72px;
    height: 72px;

    margin: auto;

    border-radius: 22px;

    display: flex;
    align-items: center;
    justify-content: center;

    background: linear-gradient(135deg, #111827, #1f2937);

    color: white;
    font-size: 30px;

    box-shadow:
        0 10px 24px rgba(17, 24, 39, 0.18);
}

/* TITLE */

.exit-modal h4 {
    font-size: 21px;
    font-weight: 700;
    color: #111827;
    margin-top: 8px;
}

/* TEXT */

.exit-modal p {
    font-size: 14px;
    line-height: 1.6;
    color: #6b7280 !important;
}

/* BUTTONS */

.exit-modal .btn {
    border-radius: 14px;
    font-weight: 600;
    padding: 12px 16px;
    transition: .2s ease;
}

/* CANCEL */

.exit-modal .btn-light {
    background: #f3f4f6;
    border: 1px solid #e5e7eb;
    color: #111827;
}

.exit-modal .btn-light:hover {
    background: #e5e7eb;
}

/* EXIT */

.exit-modal .btn-danger {
    border: none;

    background: linear-gradient(135deg, #111827, #374151);

    box-shadow:
        0 8px 18px rgba(17, 24, 39, 0.18);
}

.exit-modal .btn-danger:hover {
    transform: translateY(-1px);

    box-shadow:
        0 12px 24px rgba(17, 24, 39, 0.24);
}

.soon-badge {
    background: linear-gradient(135deg, #ff9800, #ff5722);
    color: white;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 4px 10px;
    border-radius: 999px;
}

/* BACKDROP like real apps */
.modal-backdrop.show {
    backdrop-filter: blur(10px);
    background-color: rgba(10, 10, 10, 0.35);
}

/* MODAL */
.tg-ultra-modal {
    border-radius: 20px;
    border: 1px solid rgba(0, 0, 0, 0.06);
    background: #ffffff;

    box-shadow:
        0 30px 80px rgba(0, 0, 0, 0.18),
        0 2px 10px rgba(0, 0, 0, 0.05);

    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial;
}

/* ICON */
.tg-ultra-icon {
    width: 78px;
    height: 78px;
    margin: 0 auto;
    border-radius: 50%;

    background: linear-gradient(145deg, #eef7ff, #f8fbff);
    color: #229ED9;

    display: flex;
    align-items: center;
    justify-content: center;

    font-size: 30px;

    box-shadow:
        inset 0 0 0 1px rgba(34, 158, 217, 0.15),
        0 10px 25px rgba(34, 158, 217, 0.08);
}

/* TITLE */
.tg-ultra-title {
    font-size: 18px;
    font-weight: 600;
    color: #111827;
}

/* SCORE */
.tg-ultra-score {
    font-size: 14px;
    font-weight: 600;
    color: #229ED9;
    margin-bottom: 18px;
}

/* ACTIONS */
.tg-ultra-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* BASE BUTTON */
.tg-ultra-btn {
    display: flex;
    align-items: center;
    gap: 10px;

    padding: 12px 14px;
    border-radius: 14px;

    border: 1px solid rgba(0, 0, 0, 0.08);
    background: #f7f8fa;

    font-size: 14px;
    font-weight: 500;
    color: #1f2937;

    transition: all 0.18s ease;
}

/* ICON */
.tg-ultra-btn i {
    font-size: 16px;
    color: #229ED9;
}

/* HOVER */
.tg-ultra-btn:hover {
    transform: translateY(-2px);
    background: #eef6ff;
    border-color: #cfe8ff;
}

/* PRIMARY BUTTON */
.tg-ultra-btn.primary {
    background: #eaf5ff;
    border-color: rgba(34, 158, 217, 0.25);
}

/* DANGER (CLOSE BUTTON - minimal red, professional) */
.tg-ultra-btn.danger {
    background: #fff5f5;
    border-color: rgba(239, 68, 68, 0.25);
    color: #b91c1c;
}

.tg-ultra-btn.danger i {
    color: #ef4444;
}

.tg-ultra-btn.danger:hover {
    background: #ffecec;
    border-color: rgba(239, 68, 68, 0.35);
}

/* =========================
   RESULT UI (PRO LEVEL)
   ========================= */

/* wrapper */
.tg-circle-wrapper {
    position: relative;
    width: 150px;
    height: 150px;
    margin: 10px auto 20px;
}

/* SVG background circle */
.progress-ring__bg {
    fill: none;
    stroke: #eef2f7;
    stroke-width: 10;
}

/* animated circle */
.progress-ring__circle {
    fill: none;
    stroke: #229ED9;
    stroke-width: 10;
    stroke-linecap: round;

    transform: rotate(-90deg);
    transform-origin: center;

    transition: stroke-dashoffset 0.3s ease;
}

/* CENTER TEXT CONTAINER */
.tg-percent-center {
    position: absolute;
    top: 38%;
    left: 50%;
    transform: translate(-50%, -50%);

    display: flex;
    align-items: baseline;
    gap: 4px;

    font-weight: 800;
    color: #111827;
}

/* BIG NUMBER */
#percent-text {
    font-size: 46px;
    font-weight: 800;
    letter-spacing: -1px;
}

/* percent sign */
.tg-percent-center small {
    font-size: 18px;
    font-weight: 600;
    color: #229ED9;
}

/* FINAL SCORE TEXT */
.tg-final-text {
    text-align: center;
    font-size: 18px;
    font-weight: 600;
    color: #111827;
    margin-top: 10px;
}

.tg-final-result {
    font-size: 22px;
    font-weight: 800;
    color: #111827;
}

.hidden {
    display: none !important;
}

.pg-modal {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
    padding: 20px;
}

.pg-card {
    width: 100%;
    max-width: 450px;
    background: #fff;
    border-radius: 24px;
    padding: 32px;
    box-shadow:
        0 20px 40px rgba(0, 0, 0, .15),
        0 0 0 1px rgba(0, 0, 0, .05);
    animation: modalIn .3s ease;
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: translateY(15px) scale(.96);
    }

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

.pg-header {
    text-align: center;
    margin-bottom: 24px;
}

.pg-logo {
    width: 70px;
    height: 70px;
    margin: 0 auto 16px;
    border-radius: 20px;
    background: linear-gradient(135deg, #4f46e5, #7c3aed);
    color: white;
    font-size: 28px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pg-header h2 {
    margin: 0;
    font-size: 24px;
}

.pg-header p {
    color: #64748b;
    margin-top: 8px;
}

.pg-group {
    margin-bottom: 18px;
}

.pg-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #334155;
}

.pg-group input {
    width: 100%;
    height: 52px;
    border: 1px solid #dbe2ea;
    border-radius: 14px;
    padding: 0 16px;
    font-size: 15px;
    transition: .2s;
    box-sizing: border-box;
}

.pg-group input:focus {
    outline: none;
    border-color: #4f46e5;
    box-shadow: 0 0 0 4px rgba(79, 70, 229, .12);
}

.pg-btn {
    width: 100%;
    height: 54px;
    border: none;
    border-radius: 14px;
    background: #4f46e5;
    color: white;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: .2s;
}

.pg-btn:hover {
    transform: translateY(-1px);
}

.pg-btn:active {
    transform: scale(.98);
}

.pulsego-brand {
    position: absolute;
    bottom: 12px;
    right: 15px;

    font-size: 12px;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;

    background: linear-gradient(90deg, #73acbe, #000000);
    /* -webkit-background-clip: text; */
    -webkit-text-fill-color: transparent;

    opacity: .7;

    user-select: none;
    pointer-events: none;
}

.feedback-modal {
    border: none;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 25px 60px rgba(0, 0, 0, .15);
}

.feedback-modal .form-control,
.feedback-modal .form-select {
    border-radius: 14px;
    padding: 12px 14px;
}

.feedback-modal .form-control:focus,
.feedback-modal .form-select:focus {
    box-shadow: 0 0 0 4px rgba(13, 110, 253, .15);
}

.feedback-modal .btn-primary {
    border-radius: 14px;
    padding: 12px;
    font-weight: 600;
}

.card-success {
    border-left: 6px solid #198754;
    background: linear-gradient(90deg,
            rgba(25, 135, 84, .12),
            rgba(25, 135, 84, .03));
}

.card-warning {
    border-left: 6px solid #ffc107;
    background: linear-gradient(90deg,
            rgba(255, 193, 7, .12),
            rgba(255, 193, 7, .03));
}

.card-danger {
    border-left: 6px solid #dc3545;
    background: linear-gradient(90deg,
            rgba(220, 53, 69, .12),
            rgba(220, 53, 69, .03));
}


.sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, .45);
    backdrop-filter: blur(4px);
    z-index: 1040;
    opacity: 0;
    pointer-events: none;
    transition: opacity .3s ease;
}

.sidebar-overlay.show {
    opacity: 1;
    pointer-events: all;
}

.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 288px;
    background: #fff;
    z-index: 1050;
    transform: translateX(-100%);
    transition: transform .3s cubic-bezier(.4, 0, .2, 1);
    box-shadow: 8px 0 40px rgba(15, 23, 42, .12);
    display: flex;
    flex-direction: column;
}

.sidebar.open {
    transform: translateX(0);
}

.sidebar-head {
    padding: 24px 20px 16px;
    border-bottom: 1px solid #f1f5f9;
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidebar-logo {
    width: 42px;
    height: 42px;
    border-radius: 14px;
    overflow: hidden;
    flex-shrink: 0;
}

.sidebar-logo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.sidebar-brand {
    font-size: 17px;
    font-weight: 800;
    color: var(--tg-text);
}

.sidebar-tagline {
    font-size: 11px;
    color: var(--tg-muted);
}

.sidebar-user {
    margin: 12px 16px;
    background: linear-gradient(135deg, #eff6ff, #dbeafe);
    border-radius: 16px;
    padding: 14px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidebar-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2563eb, #7c3aed);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 16px;
    font-weight: 800;
    flex-shrink: 0;
}

.sidebar-user-name {
    font-size: 14px;
    font-weight: 700;
    color: var(--tg-text);
}

.sidebar-user-sub {
    font-size: 11px;
    color: #2563eb;
    font-weight: 600;
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 8px 12px;
}

.sidebar-section-label {
    font-size: 10px;
    font-weight: 700;
    color: var(--tg-muted);
    text-transform: uppercase;
    letter-spacing: .6px;
    padding: 12px 8px 6px;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 11px 12px;
    border-radius: 14px;
    text-decoration: none;
    color: var(--tg-text);
    font-size: 14px;
    font-weight: 600;
    transition: background .18s, color .18s;
    margin-bottom: 2px;
}

.sidebar-link:hover,
.sidebar-link.active {
    background: #eff6ff;
    color: #2563eb;
}

.sidebar-link i {
    font-size: 18px;
    width: 22px;
    text-align: center;
    color: var(--tg-muted);
    flex-shrink: 0;
}

.sidebar-link:hover i,
.sidebar-link.active i {
    color: #2563eb;
}

.sidebar-footer {
    padding: 12px 16px;
    border-top: 1px solid #f1f5f9;
}

.top-navbar {
    background: rgba(255, 255, 255, .94);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid #e9eef5;
    box-shadow: 0 4px 14px rgba(15, 23, 42, .04);
    padding: 10px 0;
    position: sticky;
    top: 0;
    z-index: 1030;
}

.top-navbar .container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.btn-hamburger {
    background: #f1f5f9;
    border: none;
    border-radius: 12px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--tg-text);
    cursor: pointer;
    transition: background .2s;
    flex-shrink: 0;
}

.btn-hamburger:hover {
    background: #e2e8f0;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 800;
    font-size: 17px;
    color: var(--tg-text);
    text-decoration: none;
    flex: 1;
}

.nav-logo img {
    width: 34px;
    height: 34px;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, .1);
}

.btn-nav-profile {
    background: linear-gradient(135deg, #2563eb, #7c3aed);
    border: none;
    border-radius: 50%;
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 15px;
    font-weight: 800;
    cursor: pointer;
    text-decoration: none;
    flex-shrink: 0;
}

/* =========================================================
   Clean MCQ Styles (matches your screenshot)
   ========================================================= */

/* REMOVE this entire block */
/* .mcq-card { ... } */

/* ADD this instead */
#question-container {
    padding-top: 4px;
}

.mcq-question {
    font-size: 1.05rem;
    line-height: 1.65;
    color: #111827;
    font-weight: 400;
    margin-bottom: 20px;
}

.mcq-photo {
    text-align: center;
    margin: 0 0 20px;
}

.mcq-photo img {
    max-width: 100%;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.mcq-options {
    display: flex;
    flex-direction: column;
}

.mcq-option {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    width: 100%;
    text-align: left;
    padding: 16px 4px;
    background: none;
    border: none;
    border-bottom: 1px solid #e5e7eb;
    cursor: pointer;
    transition: all 0.15s ease;
    font-family: inherit;
    font-size: 0.95rem;
    line-height: 1.5;
    color: #374151;
}

.mcq-option:last-child {
    border-bottom: none;
}

.mcq-option:hover:not(:disabled) {
    background: #f9fafb;
    border-radius: 8px;
    border-bottom-color: transparent;
}

.mcq-option.active {
    background: #eff6ff;
    border-radius: 8px;
    border-bottom-color: transparent;
}

.mcq-radio {
    width: 20px;
    height: 20px;
    min-width: 20px;
    border: 2px solid #9ca3af;
    border-radius: 50%;
    margin-top: 2px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s ease;
}

.mcq-option.active .mcq-radio {
    border-color: #2563eb;
    background: #2563eb;
}

.mcq-option.active .mcq-radio::after {
    content: '';
    width: 8px;
    height: 8px;
    background: white;
    border-radius: 50%;
    display: block;
}

.mcq-option.correct {
    background: #f0fdf4;
    border-radius: 8px;
    border-bottom-color: transparent;
}

.mcq-option.correct .mcq-radio {
    border-color: #16a34a;
    background: #16a34a;
}

.mcq-option.correct .mcq-radio::after {
    content: '';
    width: 8px;
    height: 8px;
    background: white;
    border-radius: 50%;
    display: block;
}

.mcq-option.wrong {
    background: #fef2f2;
    border-radius: 8px;
    border-bottom-color: transparent;
}

.mcq-option.wrong .mcq-radio {
    border-color: #dc2626;
    background: #dc2626;
}

.mcq-option.wrong .mcq-radio::after {
    content: '';
    width: 8px;
    height: 8px;
    background: white;
    border-radius: 50%;
    display: block;
}

.mcq-option:disabled {
    cursor: default;
    opacity: 1;
}

.mcq-option-letter {
    font-weight: 600;
    color: #111827;
    min-width: 20px;
}

.mcq-option-text {
    flex: 1;
}

.mcq-controls {
    margin-top: 20px;
}

.mcq-check-btn,
.mcq-next-btn {
    width: 100%;
    padding: 14px 18px;
    border: none;
    border-radius: 12px;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.2s;
}

.mcq-check-btn {
    background: #2563eb;
    color: #fff;
}

.mcq-check-btn:hover:not(:disabled) {
    background: #1d4ed8;
}

.mcq-check-btn:disabled {
    background: #d1d5db;
    cursor: not-allowed;
}

.mcq-next-btn {
    background: #2563eb;
    color: #fff;
    margin-bottom: 12px;
}

.mcq-next-btn:hover {
    background: #1d4ed8;
}

.mcq-explanation {
    margin-top: 16px;
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    border-left: 4px solid #16a34a;
    border-radius: 12px;
    padding: 16px 18px;
}

.mcq-explanation-title {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: #15803d;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.mcq-explanation-body {
    font-size: 0.92rem;
    line-height: 1.6;
    color: #334155;
    white-space: pre-wrap;
    word-break: break-word;
}

@media (max-width: 640px) {
    .mcq-question {
        font-size: 1rem;
        line-height: 1.6;
    }

    .mcq-option {
        padding: 14px 4px;
        font-size: 0.9rem;
    }
}


/* =========================================================
   Remove card from test screen — plain page layout
   ========================================================= */

#test-screen,
.tg-test-card {
    background: transparent !important;
    backdrop-filter: none !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    border: none !important;
    max-width: 720px;
    width: 100%;
    margin: 0 auto;
    padding: 12px 20px 40px;
    /* top | sides | bottom */
}

/* On mobile, slightly less side padding */
@media (max-width: 640px) {

    #test-screen,
    .tg-test-card {
        padding: 8px 16px 32px;
    }
}

/* Keep the header area clean */
#test-screen .pulsego-brand {
    font-size: 0.85rem;
    font-weight: 700;
    color: #64748b;
    margin-bottom: 12px;
    letter-spacing: 0.02em;
}

#test-screen .tg-test-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

/* Question text on plain background */
.mcq-question {
    font-size: 1.08rem;
    line-height: 1.7;
    color: #111827;
    font-weight: 400;
    margin-bottom: 20px;
}

/* Photo styling */
.mcq-photo {
    text-align: center;
    margin: 0 0 20px;
}

.mcq-photo img {
    max-width: 100%;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

/* Answer options — clean rows on plain background */
.mcq-options {
    display: flex;
    flex-direction: column;
}

.mcq-option {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    width: 100%;
    text-align: left;
    padding: 16px 4px;
    background: none;
    border: none;
    border-bottom: 1px solid #e5e7eb;
    cursor: pointer;
    transition: all 0.15s ease;
    font-family: inherit;
    font-size: 0.95rem;
    line-height: 1.5;
    color: #374151;
}

.mcq-option:last-child {
    border-bottom: none;
}

.mcq-option:hover:not(:disabled) {
    background: #f3f4f6;
    border-radius: 10px;
    border-bottom-color: transparent;
}

.mcq-option.active {
    background: #eff6ff;
    border-radius: 10px;
    border-bottom-color: transparent;
}

.mcq-radio {
    width: 20px;
    height: 20px;
    min-width: 20px;
    border: 2px solid #9ca3af;
    border-radius: 50%;
    margin-top: 2px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s ease;
}

.mcq-option.active .mcq-radio {
    border-color: #2563eb;
    background: #2563eb;
}

.mcq-option.active .mcq-radio::after {
    content: '';
    width: 8px;
    height: 8px;
    background: white;
    border-radius: 50%;
    display: block;
}

.mcq-option.correct {
    background: #f0fdf4;
    border-radius: 10px;
    border-bottom-color: transparent;
}

.mcq-option.correct .mcq-radio {
    border-color: #16a34a;
    background: #16a34a;
}

.mcq-option.correct .mcq-radio::after {
    content: '';
    width: 8px;
    height: 8px;
    background: white;
    border-radius: 50%;
    display: block;
}

.mcq-option.wrong {
    background: #fef2f2;
    border-radius: 10px;
    border-bottom-color: transparent;
}

.mcq-option.wrong .mcq-radio {
    border-color: #dc2626;
    background: #dc2626;
}

.mcq-option.wrong .mcq-radio::after {
    content: '';
    width: 8px;
    height: 8px;
    background: white;
    border-radius: 50%;
    display: block;
}

.mcq-option:disabled {
    cursor: default;
    opacity: 1;
}

.mcq-option-letter {
    font-weight: 600;
    color: #111827;
    min-width: 20px;
}

.mcq-option-text {
    flex: 1;
}

/* Controls */
.mcq-controls {
    margin-top: 24px;
}

.mcq-check-btn,
.mcq-next-btn {
    width: 100%;
    padding: 14px 18px;
    border: none;
    border-radius: 12px;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.2s;
}

.mcq-check-btn {
    background: #2563eb;
    color: #fff;
}

.mcq-check-btn:hover:not(:disabled) {
    background: #1d4ed8;
}

.mcq-check-btn:disabled {
    background: #d1d5db;
    cursor: not-allowed;
}

.mcq-next-btn {
    background: #2563eb;
    color: #fff;
    margin-bottom: 12px;
}

.mcq-next-btn:hover {
    background: #1d4ed8;
}

/* Explanation */
.mcq-explanation {
    margin-top: 16px;
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    border-left: 4px solid #16a34a;
    border-radius: 12px;
    padding: 16px 18px;
}

.mcq-explanation-title {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: #15803d;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.mcq-explanation-body {
    font-size: 0.92rem;
    line-height: 1.6;
    color: #334155;
    white-space: pre-wrap;
    word-break: break-word;
}

/* Question + explanation images */
.mcq-photo,
.mcq-explanation-img {
    text-align: center;
    margin: 0.85rem 0 1rem;
    width: 100%;
}

.mcq-responsive-img,
.mcq-photo img,
.mcq-explanation-img img {
    display: block;
    max-width: 100%;
    width: auto;
    height: auto;
    max-height: min(70vh, 520px);
    margin: 0 auto;
    border-radius: 12px;
    object-fit: contain;
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.1);
}

@media (max-width: 576px) {

    .mcq-responsive-img,
    .mcq-photo img,
    .mcq-explanation-img img {
        max-height: min(50vh, 280px);
    }
}

/* Study = no timer */
body.pulse-study-mode #timer,
body.pulse-study-mode .tg-timer {
    display: none !important;
}

body.pulse-exam-strict #timer,
body.pulse-exam-strict .tg-timer {
    display: inline-flex !important;
}