/* ==================== LOGIN SCREEN ==================== */
.exam-auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #1b262c, #0f4c75);
    padding: 20px;
}

.exam-auth-card {
    background: white;
    padding: 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 20px 50px rgba(0,0,0,0.3);
    max-width: 600px;
    width: 100%;
}

.exam-auth-card h1 {
    color: #0f4c75;
    font-size: 1.8rem;
    margin-bottom: 5px;
}

.exam-logo {
    font-size: 3rem;
    margin-bottom: 10px;
}

/* Features Section */
.exam-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin: 20px 0;
    text-align: left;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    background: #f8f9fa;
    padding: 10px 15px;
    border-radius: 12px;
    font-size: 0.85rem;
    color: #555;
}

.feature-icon {
    font-size: 1.5rem;
}

/* Certificate Preview */
.cert-preview {
    background: #f0f7fb;
    padding: 20px;
    border-radius: 16px;
    margin: 20px 0;
    border: 1px solid #d1e7f5;
}

.cert-preview h4 {
    color: #0f4c75;
    margin-bottom: 15px;
}

.cert-card {
    background: white;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.cert-score-circle {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: linear-gradient(135deg, #0f4c75, #3282b8);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: 700;
    margin: 0 auto 15px;
}

/* Login Form */
.login-form {
    margin-top: 20px;
}

.login-form h3 {
    color: #0f4c75;
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.input-group {
    text-align: left;
    margin-bottom: 15px;
}

.input-group label {
    font-weight: 600;
    color: #333;
    font-size: 0.9rem;
    display: block;
    margin-bottom: 5px;
}

.login-input {
    display: block;
    width: 100%;
    padding: 12px 15px;
    border-radius: 10px;
    border: 2px solid #e1e1e1;
    font-size: 1rem;
    outline: none;
    transition: border 0.3s;
}

.login-input:focus {
    border-color: #3282b8;
}

.login-btn {
    width: 100%;
    background: linear-gradient(135deg, #0f4c75, #3282b8);
    color: white;
    border: none;
    padding: 14px;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
    margin-top: 5px;
}

.login-btn:hover {
    background: #0f4c75;
    transform: translateY(-2px);
}

/* Timer Bar (ပုံမှန်အတိုင်း) */
.timer-bar {
    background: #0f4c75;
    color: white;
    padding: 15px;
    border-radius: 12px;
    text-align: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 30px;
    position: sticky;
    top: 10px;
    z-index: 100;
}
.disclaimer-banner {
    background: #fff3cd;
    border: 1px solid #ffc107;
    padding: 12px 20px;
    border-radius: 8px;
    text-align: center;
    margin-bottom: 20px;
    font-size: 0.9rem;
    color: #856404;
}

footer {
    text-align: center;
    padding: 2rem;
    background: var(--primary-dark);
    color: #aaa;
    font-size: 0.9rem;
    margin-top: 40px;
}
/* ==================== MOCK CERTIFICATE CARD ==================== */
.cert-preview {
    margin: 20px 0;
}

.cert-preview h4 {
    color: #0f4c75;
    margin-bottom: 15px;
}

.mock-cert-card {
    background: white;
    border-radius: 20px;
    padding: 25px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    border: 2px solid #e0e7ef;
    position: relative;
    overflow: hidden;
}

.mock-cert-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 6px;
    background: linear-gradient(90deg, #0f4c75, #3282b8, #0f4c75);
}

.cert-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px dashed #d1e0f0;
}

.cert-logo {
    font-size: 2rem;
}

.cert-title {
    font-weight: 700;
    font-size: 1.1rem;
    color: #0f4c75;
}

.cert-body {
    text-align: center;
}

.cert-score-circle {
    width: 110px;
    height: 110px;
    border-radius: 50%;
    background: linear-gradient(135deg, #0f4c75, #3282b8);
    color: white;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    box-shadow: 0 8px 20px rgba(15,76,117,0.3);
}

.cert-big-score {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1;
}

.cert-label {
    font-size: 0.75rem;
    opacity: 0.9;
    margin-top: 3px;
}

.cert-details {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 15px;
}

.cert-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 15px;
    background: #f8f9fa;
    border-radius: 8px;
    font-size: 0.9rem;
    color: #555;
}

.cert-score {
    font-weight: 700;
    color: #0f4c75;
}

.cert-total {
    display: flex;
    justify-content: space-between;
    padding: 10px 15px;
    background: #eef5fa;
    border-radius: 8px;
    font-weight: 700;
    font-size: 0.95rem;
    color: #0f4c75;
    border: 1px solid #d1e0f0;
}

.cert-disclaimer {
    font-size: 0.75rem;
    color: #999;
    margin-top: 15px;
    text-align: center;
}
/* Responsive */
@media (max-width: 600px) {
    .exam-features {
        grid-template-columns: 1fr;
    }
    .exam-auth-card {
        padding: 20px;
    }
}

@media print {
    /* တခြားအရာအားလုံးကို ဖျောက် */
    body * {
        visibility: hidden;
    }
    /* result card ကိုပဲ ပြမယ် */
    #resultCard, #resultCard * {
        visibility: visible;
    }
    #resultCard {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        background: #fff !important;
        margin: 0;
        padding: 20px;
    }
    .download-btn {
        display: none !important;
    }
    header, footer, .timer-bar, .announcement-bar, .tabs {
        display: none !important;
    }
}